/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/cloud/batch/v1alpha/task.proto

package com.google.cloud.batch.v1alpha;

/**
 *
 *
 * <pre>
 * Runnable describes instructions for executing a specific script or container
 * as part of a Task.
 * </pre>
 *
 * Protobuf type {@code google.cloud.batch.v1alpha.Runnable}
 */
public final class Runnable extends com.google.protobuf.GeneratedMessageV3
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  public interface ContainerOrBuilder
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      // @@protoc_insertion_point(interface_extends:google.cloud.batch.v1alpha.Runnable.Container)
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    /**
     *
     *
     * <pre>
     * The URI to pull the container image from.
     * </pre>
     *
     * <code>string image_uri = 1;</code>
     *
     * @return The imageUri.
     */
    java.lang.String getImageUri();
    /**
     *
     *
     * <pre>
     * The URI to pull the container image from.
     * </pre>
     *
     * <code>string image_uri = 1;</code>
     *
     * @return The bytes for imageUri.
     */
    com.google.protobuf.ByteString getImageUriBytes();

    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @return A list containing the commands.
     */
    java.util.List<java.lang.String> getCommandsList();
    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @return The count of commands.
     */
    int getCommandsCount();
    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @param index The index of the element to return.
     * @return The commands at the given index.
     */
    java.lang.String getCommands(int index);
    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the commands at the given index.
     */
    com.google.protobuf.ByteString getCommandsBytes(int index);

    /**
     *
     *
     * <pre>
     * Overrides the `ENTRYPOINT` specified in the container.
     * </pre>
     *
     * <code>string entrypoint = 3;</code>
     *
     * @return The entrypoint.
     */
    java.lang.String getEntrypoint();
    /**
     *
     *
     * <pre>
     * Overrides the `ENTRYPOINT` specified in the container.
     * </pre>
     *
     * <code>string entrypoint = 3;</code>
     *
     * @return The bytes for entrypoint.
     */
    com.google.protobuf.ByteString getEntrypointBytes();

    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @return A list containing the volumes.
     */
    java.util.List<java.lang.String> getVolumesList();
    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @return The count of volumes.
     */
    int getVolumesCount();
    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @param index The index of the element to return.
     * @return The volumes at the given index.
     */
    java.lang.String getVolumes(int index);
    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the volumes at the given index.
     */
    com.google.protobuf.ByteString getVolumesBytes(int index);

    /**
     *
     *
     * <pre>
     * Arbitrary additional options to include in the "docker run" command when
     * running this container, e.g. "--network host".
     * </pre>
     *
     * <code>string options = 8;</code>
     *
     * @return The options.
     */
    java.lang.String getOptions();
    /**
     *
     *
     * <pre>
     * Arbitrary additional options to include in the "docker run" command when
     * running this container, e.g. "--network host".
     * </pre>
     *
     * <code>string options = 8;</code>
     *
     * @return The bytes for options.
     */
    com.google.protobuf.ByteString getOptionsBytes();

    /**
     *
     *
     * <pre>
     * If set to true, external network access to and from container will be
     * blocked. The container will use the default internal network
     * 'goog-internal'.
     * </pre>
     *
     * <code>bool block_external_network = 9;</code>
     *
     * @return The blockExternalNetwork.
     */
    boolean getBlockExternalNetwork();

    /**
     *
     *
     * <pre>
     * Optional username for logging in to a docker registry. If username
     * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
     * username from the Secret Manager.
     * </pre>
     *
     * <code>string username = 10;</code>
     *
     * @return The username.
     */
    java.lang.String getUsername();
    /**
     *
     *
     * <pre>
     * Optional username for logging in to a docker registry. If username
     * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
     * username from the Secret Manager.
     * </pre>
     *
     * <code>string username = 10;</code>
     *
     * @return The bytes for username.
     */
    com.google.protobuf.ByteString getUsernameBytes();

    /**
     *
     *
     * <pre>
     * Optional password for logging in to a docker registry. If password
     * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
     * password from the Secret Manager;
     * </pre>
     *
     * <code>string password = 11;</code>
     *
     * @return The password.
     */
    java.lang.String getPassword();
    /**
     *
     *
     * <pre>
     * Optional password for logging in to a docker registry. If password
     * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
     * password from the Secret Manager;
     * </pre>
     *
     * <code>string password = 11;</code>
     *
     * @return The bytes for password.
     */
    com.google.protobuf.ByteString getPasswordBytes();
  }
  /**
   *
   *
   * <pre>
   * Container runnable.
   * </pre>
   *
   * Protobuf type {@code google.cloud.batch.v1alpha.Runnable.Container}
   */
  public static final class Container extends com.google.protobuf.GeneratedMessageV3
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    /**
     *
     *
     * <pre>
     * The URI to pull the container image from.
     * </pre>
     *
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     *
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    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @return A list containing the commands.
     */
    public com.google.protobuf.ProtocolStringList getCommandsList() {
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    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
     *
     * @return The count of commands.
     */
    public int getCommandsCount() {
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    /**
     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
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     *
     *
     * <pre>
     * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
     * (either in the container image or with the entrypoint field below) then
     * commands are appended as arguments to the ENTRYPOINT.
     * </pre>
     *
     * <code>repeated string commands = 2;</code>
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    /**
     *
     *
     * <pre>
     * Overrides the `ENTRYPOINT` specified in the container.
     * </pre>
     *
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     *
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     */
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     *
     *
     * <pre>
     * Overrides the `ENTRYPOINT` specified in the container.
     * </pre>
     *
     * <code>string entrypoint = 3;</code>
     *
     * @return The bytes for entrypoint.
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    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @return A list containing the volumes.
     */
    public com.google.protobuf.ProtocolStringList getVolumesList() {
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    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @return The count of volumes.
     */
    public int getVolumesCount() {
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    }
    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @param index The index of the element to return.
     * @return The volumes at the given index.
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    /**
     *
     *
     * <pre>
     * Volumes to mount (bind mount) from the host machine files or directories
     * into the container, formatted to match docker run's --volume option,
     * e.g. /foo:/bar, or /foo:/bar:ro
     * </pre>
     *
     * <code>repeated string volumes = 7;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the volumes at the given index.
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    @SuppressWarnings("serial")
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    /**
     *
     *
     * <pre>
     * Arbitrary additional options to include in the "docker run" command when
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     * </pre>
     *
     * <code>string options = 8;</code>
     *
     * @return The options.
     */
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     *
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     * <pre>
     * Arbitrary additional options to include in the "docker run" command when
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     * </pre>
     *
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     *
     *
     * <pre>
     * If set to true, external network access to and from container will be
     * blocked. The container will use the default internal network
     * 'goog-internal'.
     * </pre>
     *
     * <code>bool block_external_network = 9;</code>
     *
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     */
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    /**
     *
     *
     * <pre>
     * Optional username for logging in to a docker registry. If username
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     * username from the Secret Manager.
     * </pre>
     *
     * <code>string username = 10;</code>
     *
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     * Optional username for logging in to a docker registry. If username
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     * username from the Secret Manager.
     * </pre>
     *
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    /**
     *
     *
     * <pre>
     * Optional password for logging in to a docker registry. If password
     * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
     * password from the Secret Manager;
     * </pre>
     *
     * <code>string password = 11;</code>
     *
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     */
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     * Optional password for logging in to a docker registry. If password
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     * </pre>
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       * <code>repeated string commands = 2;</code>
       *
       * @param values The commands to add.
       * @return This builder for chaining.
       */
      public Builder addAllCommands(java.lang.Iterable<java.lang.String> values) {
        ensureCommandsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, commands_);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
       * (either in the container image or with the entrypoint field below) then
       * commands are appended as arguments to the ENTRYPOINT.
       * </pre>
       *
       * <code>repeated string commands = 2;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearCommands() {
        commands_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Overrides the `CMD` specified in the container. If there is an ENTRYPOINT
       * (either in the container image or with the entrypoint field below) then
       * commands are appended as arguments to the ENTRYPOINT.
       * </pre>
       *
       * <code>repeated string commands = 2;</code>
       *
       * @param value The bytes of the commands to add.
       * @return This builder for chaining.
       */
      public Builder addCommandsBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        ensureCommandsIsMutable();
        commands_.add(value);
        onChanged();
        return this;
      }

      private java.lang.Object entrypoint_ = "";
      /**
       *
       *
       * <pre>
       * Overrides the `ENTRYPOINT` specified in the container.
       * </pre>
       *
       * <code>string entrypoint = 3;</code>
       *
       * @return The entrypoint.
       */
      public java.lang.String getEntrypoint() {
        java.lang.Object ref = entrypoint_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          entrypoint_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Overrides the `ENTRYPOINT` specified in the container.
       * </pre>
       *
       * <code>string entrypoint = 3;</code>
       *
       * @return The bytes for entrypoint.
       */
      public com.google.protobuf.ByteString getEntrypointBytes() {
        java.lang.Object ref = entrypoint_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          entrypoint_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Overrides the `ENTRYPOINT` specified in the container.
       * </pre>
       *
       * <code>string entrypoint = 3;</code>
       *
       * @param value The entrypoint to set.
       * @return This builder for chaining.
       */
      public Builder setEntrypoint(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        entrypoint_ = value;
        bitField0_ |= 0x00000004;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Overrides the `ENTRYPOINT` specified in the container.
       * </pre>
       *
       * <code>string entrypoint = 3;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearEntrypoint() {
        entrypoint_ = getDefaultInstance().getEntrypoint();
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Overrides the `ENTRYPOINT` specified in the container.
       * </pre>
       *
       * <code>string entrypoint = 3;</code>
       *
       * @param value The bytes for entrypoint to set.
       * @return This builder for chaining.
       */
      public Builder setEntrypointBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        entrypoint_ = value;
        bitField0_ |= 0x00000004;
        onChanged();
        return this;
      }

      private com.google.protobuf.LazyStringList volumes_ =
          com.google.protobuf.LazyStringArrayList.EMPTY;

      private void ensureVolumesIsMutable() {
        if (!((bitField0_ & 0x00000008) != 0)) {
          volumes_ = new com.google.protobuf.LazyStringArrayList(volumes_);
          bitField0_ |= 0x00000008;
        }
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @return A list containing the volumes.
       */
      public com.google.protobuf.ProtocolStringList getVolumesList() {
        return volumes_.getUnmodifiableView();
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @return The count of volumes.
       */
      public int getVolumesCount() {
        return volumes_.size();
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param index The index of the element to return.
       * @return The volumes at the given index.
       */
      public java.lang.String getVolumes(int index) {
        return volumes_.get(index);
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param index The index of the value to return.
       * @return The bytes of the volumes at the given index.
       */
      public com.google.protobuf.ByteString getVolumesBytes(int index) {
        return volumes_.getByteString(index);
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param index The index to set the value at.
       * @param value The volumes to set.
       * @return This builder for chaining.
       */
      public Builder setVolumes(int index, java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureVolumesIsMutable();
        volumes_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param value The volumes to add.
       * @return This builder for chaining.
       */
      public Builder addVolumes(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureVolumesIsMutable();
        volumes_.add(value);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param values The volumes to add.
       * @return This builder for chaining.
       */
      public Builder addAllVolumes(java.lang.Iterable<java.lang.String> values) {
        ensureVolumesIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, volumes_);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearVolumes() {
        volumes_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000008);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Volumes to mount (bind mount) from the host machine files or directories
       * into the container, formatted to match docker run's --volume option,
       * e.g. /foo:/bar, or /foo:/bar:ro
       * </pre>
       *
       * <code>repeated string volumes = 7;</code>
       *
       * @param value The bytes of the volumes to add.
       * @return This builder for chaining.
       */
      public Builder addVolumesBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        ensureVolumesIsMutable();
        volumes_.add(value);
        onChanged();
        return this;
      }

      private java.lang.Object options_ = "";
      /**
       *
       *
       * <pre>
       * Arbitrary additional options to include in the "docker run" command when
       * running this container, e.g. "--network host".
       * </pre>
       *
       * <code>string options = 8;</code>
       *
       * @return The options.
       */
      public java.lang.String getOptions() {
        java.lang.Object ref = options_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          options_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Arbitrary additional options to include in the "docker run" command when
       * running this container, e.g. "--network host".
       * </pre>
       *
       * <code>string options = 8;</code>
       *
       * @return The bytes for options.
       */
      public com.google.protobuf.ByteString getOptionsBytes() {
        java.lang.Object ref = options_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          options_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Arbitrary additional options to include in the "docker run" command when
       * running this container, e.g. "--network host".
       * </pre>
       *
       * <code>string options = 8;</code>
       *
       * @param value The options to set.
       * @return This builder for chaining.
       */
      public Builder setOptions(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        options_ = value;
        bitField0_ |= 0x00000010;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Arbitrary additional options to include in the "docker run" command when
       * running this container, e.g. "--network host".
       * </pre>
       *
       * <code>string options = 8;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearOptions() {
        options_ = getDefaultInstance().getOptions();
        bitField0_ = (bitField0_ & ~0x00000010);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Arbitrary additional options to include in the "docker run" command when
       * running this container, e.g. "--network host".
       * </pre>
       *
       * <code>string options = 8;</code>
       *
       * @param value The bytes for options to set.
       * @return This builder for chaining.
       */
      public Builder setOptionsBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        options_ = value;
        bitField0_ |= 0x00000010;
        onChanged();
        return this;
      }

      private boolean blockExternalNetwork_;
      /**
       *
       *
       * <pre>
       * If set to true, external network access to and from container will be
       * blocked. The container will use the default internal network
       * 'goog-internal'.
       * </pre>
       *
       * <code>bool block_external_network = 9;</code>
       *
       * @return The blockExternalNetwork.
       */
      @java.lang.Override
      public boolean getBlockExternalNetwork() {
        return blockExternalNetwork_;
      }
      /**
       *
       *
       * <pre>
       * If set to true, external network access to and from container will be
       * blocked. The container will use the default internal network
       * 'goog-internal'.
       * </pre>
       *
       * <code>bool block_external_network = 9;</code>
       *
       * @param value The blockExternalNetwork to set.
       * @return This builder for chaining.
       */
      public Builder setBlockExternalNetwork(boolean value) {

        blockExternalNetwork_ = value;
        bitField0_ |= 0x00000020;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * If set to true, external network access to and from container will be
       * blocked. The container will use the default internal network
       * 'goog-internal'.
       * </pre>
       *
       * <code>bool block_external_network = 9;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearBlockExternalNetwork() {
        bitField0_ = (bitField0_ & ~0x00000020);
        blockExternalNetwork_ = false;
        onChanged();
        return this;
      }

      private java.lang.Object username_ = "";
      /**
       *
       *
       * <pre>
       * Optional username for logging in to a docker registry. If username
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * username from the Secret Manager.
       * </pre>
       *
       * <code>string username = 10;</code>
       *
       * @return The username.
       */
      public java.lang.String getUsername() {
        java.lang.Object ref = username_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          username_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Optional username for logging in to a docker registry. If username
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * username from the Secret Manager.
       * </pre>
       *
       * <code>string username = 10;</code>
       *
       * @return The bytes for username.
       */
      public com.google.protobuf.ByteString getUsernameBytes() {
        java.lang.Object ref = username_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          username_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Optional username for logging in to a docker registry. If username
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * username from the Secret Manager.
       * </pre>
       *
       * <code>string username = 10;</code>
       *
       * @param value The username to set.
       * @return This builder for chaining.
       */
      public Builder setUsername(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        username_ = value;
        bitField0_ |= 0x00000040;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Optional username for logging in to a docker registry. If username
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * username from the Secret Manager.
       * </pre>
       *
       * <code>string username = 10;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearUsername() {
        username_ = getDefaultInstance().getUsername();
        bitField0_ = (bitField0_ & ~0x00000040);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Optional username for logging in to a docker registry. If username
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * username from the Secret Manager.
       * </pre>
       *
       * <code>string username = 10;</code>
       *
       * @param value The bytes for username to set.
       * @return This builder for chaining.
       */
      public Builder setUsernameBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        username_ = value;
        bitField0_ |= 0x00000040;
        onChanged();
        return this;
      }

      private java.lang.Object password_ = "";
      /**
       *
       *
       * <pre>
       * Optional password for logging in to a docker registry. If password
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * password from the Secret Manager;
       * </pre>
       *
       * <code>string password = 11;</code>
       *
       * @return The password.
       */
      public java.lang.String getPassword() {
        java.lang.Object ref = password_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          password_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Optional password for logging in to a docker registry. If password
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * password from the Secret Manager;
       * </pre>
       *
       * <code>string password = 11;</code>
       *
       * @return The bytes for password.
       */
      public com.google.protobuf.ByteString getPasswordBytes() {
        java.lang.Object ref = password_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          password_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Optional password for logging in to a docker registry. If password
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * password from the Secret Manager;
       * </pre>
       *
       * <code>string password = 11;</code>
       *
       * @param value The password to set.
       * @return This builder for chaining.
       */
      public Builder setPassword(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        password_ = value;
        bitField0_ |= 0x00000080;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Optional password for logging in to a docker registry. If password
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * password from the Secret Manager;
       * </pre>
       *
       * <code>string password = 11;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearPassword() {
        password_ = getDefaultInstance().getPassword();
        bitField0_ = (bitField0_ & ~0x00000080);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Optional password for logging in to a docker registry. If password
       * matches `projects/&#42;&#47;secrets/&#42;&#47;versions/&#42;` then Batch will read the
       * password from the Secret Manager;
       * </pre>
       *
       * <code>string password = 11;</code>
       *
       * @param value The bytes for password to set.
       * @return This builder for chaining.
       */
      public Builder setPasswordBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        password_ = value;
        bitField0_ |= 0x00000080;
        onChanged();
        return this;
      }

      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }

      // @@protoc_insertion_point(builder_scope:google.cloud.batch.v1alpha.Runnable.Container)
    }

    // @@protoc_insertion_point(class_scope:google.cloud.batch.v1alpha.Runnable.Container)
    private static final com.google.cloud.batch.v1alpha.Runnable.Container DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.cloud.batch.v1alpha.Runnable.Container();
    }

    public static com.google.cloud.batch.v1alpha.Runnable.Container getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<Container> PARSER =
        new com.google.protobuf.AbstractParser<Container>() {
          @java.lang.Override
          public Container parsePartialFrom(
              com.google.protobuf.CodedInputStream input,
              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
              throws com.google.protobuf.InvalidProtocolBufferException {
            Builder builder = newBuilder();
            try {
              builder.mergeFrom(input, extensionRegistry);
            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
              throw e.setUnfinishedMessage(builder.buildPartial());
            } catch (com.google.protobuf.UninitializedMessageException e) {
              throw e.asInvalidProtocolBufferException()
                  .setUnfinishedMessage(builder.buildPartial());
            } catch (java.io.IOException e) {
              throw new com.google.protobuf.InvalidProtocolBufferException(e)
                  .setUnfinishedMessage(builder.buildPartial());
            }
            return builder.buildPartial();
          }
        };

    public static com.google.protobuf.Parser<Container> parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser<Container> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.Container getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  public interface ScriptOrBuilder
      extends
      // @@protoc_insertion_point(interface_extends:google.cloud.batch.v1alpha.Runnable.Script)
      com.google.protobuf.MessageOrBuilder {

    /**
     *
     *
     * <pre>
     * Script file path on the host VM.
     * To specify an interpreter, please add a `#!&lt;interpreter&gt;`(also known as
     * [shebang line](https://en.wikipedia.org/wiki/Shebang_(Unix))) as the
     * first line of the file.(For example, to execute the script using bash,
     * `#!/bin/bash` should be the first line of the file. To execute the
     * script using`Python3`, `#!/usr/bin/env python3` should be the first
     * line of the file.) Otherwise, the file will by default be excuted by
     * `/bin/sh`.
     * </pre>
     *
     * <code>string path = 1;</code>
     *
     * @return Whether the path field is set.
     */
    boolean hasPath();
    /**
     *
     *
     * <pre>
     * Script file path on the host VM.
     * To specify an interpreter, please add a `#!&lt;interpreter&gt;`(also known as
     * [shebang line](https://en.wikipedia.org/wiki/Shebang_(Unix))) as the
     * first line of the file.(For example, to execute the script using bash,
     * `#!/bin/bash` should be the first line of the file. To execute the
     * script using`Python3`, `#!/usr/bin/env python3` should be the first
     * line of the file.) Otherwise, the file will by default be excuted by
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          throw newUninitializedMessageException(result);
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      }

      @java.lang.Override
      public com.google.cloud.batch.v1alpha.Runnable.Barrier buildPartial() {
        com.google.cloud.batch.v1alpha.Runnable.Barrier result =
            new com.google.cloud.batch.v1alpha.Runnable.Barrier(this);
        if (bitField0_ != 0) {
          buildPartial0(result);
        }
        onBuilt();
        return result;
      }

      private void buildPartial0(com.google.cloud.batch.v1alpha.Runnable.Barrier result) {
        int from_bitField0_ = bitField0_;
        if (((from_bitField0_ & 0x00000001) != 0)) {
          result.name_ = name_;
        }
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }

      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
        return super.setField(field, value);
      }

      @java.lang.Override
      public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
        return super.clearField(field);
      }

      @java.lang.Override
      public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }

      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index,
          java.lang.Object value) {
        return super.setRepeatedField(field, index, value);
      }

      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }

      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof com.google.cloud.batch.v1alpha.Runnable.Barrier) {
          return mergeFrom((com.google.cloud.batch.v1alpha.Runnable.Barrier) other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(com.google.cloud.batch.v1alpha.Runnable.Barrier other) {
        if (other == com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance())
          return this;
        if (!other.getName().isEmpty()) {
          name_ = other.name_;
          bitField0_ |= 0x00000001;
          onChanged();
        }
        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        if (extensionRegistry == null) {
          throw new java.lang.NullPointerException();
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        try {
          boolean done = false;
          while (!done) {
            int tag = input.readTag();
            switch (tag) {
              case 0:
                done = true;
                break;
              case 10:
                {
                  name_ = input.readStringRequireUtf8();
                  bitField0_ |= 0x00000001;
                  break;
                } // case 10
              default:
                {
                  if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                    done = true; // was an endgroup tag
                  }
                  break;
                } // default:
            } // switch (tag)
          } // while (!done)
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          throw e.unwrapIOException();
        } finally {
          onChanged();
        } // finally
        return this;
      }

      private int bitField0_;

      private java.lang.Object name_ = "";
      /**
       *
       *
       * <pre>
       * Barriers are identified by their index in runnable list.
       * Names are not required, but if present should be an identifier.
       * </pre>
       *
       * <code>string name = 1;</code>
       *
       * @return The name.
       */
      public java.lang.String getName() {
        java.lang.Object ref = name_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          name_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Barriers are identified by their index in runnable list.
       * Names are not required, but if present should be an identifier.
       * </pre>
       *
       * <code>string name = 1;</code>
       *
       * @return The bytes for name.
       */
      public com.google.protobuf.ByteString getNameBytes() {
        java.lang.Object ref = name_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b =
              com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
          name_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *
       *
       * <pre>
       * Barriers are identified by their index in runnable list.
       * Names are not required, but if present should be an identifier.
       * </pre>
       *
       * <code>string name = 1;</code>
       *
       * @param value The name to set.
       * @return This builder for chaining.
       */
      public Builder setName(java.lang.String value) {
        if (value == null) {
          throw new NullPointerException();
        }
        name_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Barriers are identified by their index in runnable list.
       * Names are not required, but if present should be an identifier.
       * </pre>
       *
       * <code>string name = 1;</code>
       *
       * @return This builder for chaining.
       */
      public Builder clearName() {
        name_ = getDefaultInstance().getName();
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *
       *
       * <pre>
       * Barriers are identified by their index in runnable list.
       * Names are not required, but if present should be an identifier.
       * </pre>
       *
       * <code>string name = 1;</code>
       *
       * @param value The bytes for name to set.
       * @return This builder for chaining.
       */
      public Builder setNameBytes(com.google.protobuf.ByteString value) {
        if (value == null) {
          throw new NullPointerException();
        }
        checkByteStringIsUtf8(value);
        name_ = value;
        bitField0_ |= 0x00000001;
        onChanged();
        return this;
      }

      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }

      // @@protoc_insertion_point(builder_scope:google.cloud.batch.v1alpha.Runnable.Barrier)
    }

    // @@protoc_insertion_point(class_scope:google.cloud.batch.v1alpha.Runnable.Barrier)
    private static final com.google.cloud.batch.v1alpha.Runnable.Barrier DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.cloud.batch.v1alpha.Runnable.Barrier();
    }

    public static com.google.cloud.batch.v1alpha.Runnable.Barrier getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<Barrier> PARSER =
        new com.google.protobuf.AbstractParser<Barrier>() {
          @java.lang.Override
          public Barrier parsePartialFrom(
              com.google.protobuf.CodedInputStream input,
              com.google.protobuf.ExtensionRegistryLite extensionRegistry)
              throws com.google.protobuf.InvalidProtocolBufferException {
            Builder builder = newBuilder();
            try {
              builder.mergeFrom(input, extensionRegistry);
            } catch (com.google.protobuf.InvalidProtocolBufferException e) {
              throw e.setUnfinishedMessage(builder.buildPartial());
            } catch (com.google.protobuf.UninitializedMessageException e) {
              throw e.asInvalidProtocolBufferException()
                  .setUnfinishedMessage(builder.buildPartial());
            } catch (java.io.IOException e) {
              throw new com.google.protobuf.InvalidProtocolBufferException(e)
                  .setUnfinishedMessage(builder.buildPartial());
            }
            return builder.buildPartial();
          }
        };

    public static com.google.protobuf.Parser<Barrier> parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser<Barrier> getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.Barrier getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  private int executableCase_ = 0;
  private java.lang.Object executable_;

  public enum ExecutableCase
      implements
          com.google.protobuf.Internal.EnumLite,
          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    CONTAINER(1),
    SCRIPT(2),
    BARRIER(6),
    EXECUTABLE_NOT_SET(0);
    private final int value;

    private ExecutableCase(int value) {
      this.value = value;
    }
    /**
     * @param value The number of the enum to look for.
     * @return The enum associated with the given number.
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static ExecutableCase valueOf(int value) {
      return forNumber(value);
    }

    public static ExecutableCase forNumber(int value) {
      switch (value) {
        case 1:
          return CONTAINER;
        case 2:
          return SCRIPT;
        case 6:
          return BARRIER;
        case 0:
          return EXECUTABLE_NOT_SET;
        default:
          return null;
      }
    }

    public int getNumber() {
      return this.value;
    }
  };

  public ExecutableCase getExecutableCase() {
    return ExecutableCase.forNumber(executableCase_);
  }

  public static final int CONTAINER_FIELD_NUMBER = 1;
  /**
   *
   *
   * <pre>
   * Container runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Container container = 1;</code>
   *
   * @return Whether the container field is set.
   */
  @java.lang.Override
  public boolean hasContainer() {
    return executableCase_ == 1;
  }
  /**
   *
   *
   * <pre>
   * Container runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Container container = 1;</code>
   *
   * @return The container.
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.Container getContainer() {
    if (executableCase_ == 1) {
      return (com.google.cloud.batch.v1alpha.Runnable.Container) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Container.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Container runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Container container = 1;</code>
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.ContainerOrBuilder getContainerOrBuilder() {
    if (executableCase_ == 1) {
      return (com.google.cloud.batch.v1alpha.Runnable.Container) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Container.getDefaultInstance();
  }

  public static final int SCRIPT_FIELD_NUMBER = 2;
  /**
   *
   *
   * <pre>
   * Script runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
   *
   * @return Whether the script field is set.
   */
  @java.lang.Override
  public boolean hasScript() {
    return executableCase_ == 2;
  }
  /**
   *
   *
   * <pre>
   * Script runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
   *
   * @return The script.
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.Script getScript() {
    if (executableCase_ == 2) {
      return (com.google.cloud.batch.v1alpha.Runnable.Script) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Script runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.ScriptOrBuilder getScriptOrBuilder() {
    if (executableCase_ == 2) {
      return (com.google.cloud.batch.v1alpha.Runnable.Script) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
  }

  public static final int BARRIER_FIELD_NUMBER = 6;
  /**
   *
   *
   * <pre>
   * Barrier runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
   *
   * @return Whether the barrier field is set.
   */
  @java.lang.Override
  public boolean hasBarrier() {
    return executableCase_ == 6;
  }
  /**
   *
   *
   * <pre>
   * Barrier runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
   *
   * @return The barrier.
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.Barrier getBarrier() {
    if (executableCase_ == 6) {
      return (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Barrier runnable.
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable.BarrierOrBuilder getBarrierOrBuilder() {
    if (executableCase_ == 6) {
      return (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_;
    }
    return com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
  }

  public static final int IGNORE_EXIT_STATUS_FIELD_NUMBER = 3;
  private boolean ignoreExitStatus_ = false;
  /**
   *
   *
   * <pre>
   * Normally, a non-zero exit status causes the Task to fail. This flag allows
   * execution of other Runnables to continue instead.
   * </pre>
   *
   * <code>bool ignore_exit_status = 3;</code>
   *
   * @return The ignoreExitStatus.
   */
  @java.lang.Override
  public boolean getIgnoreExitStatus() {
    return ignoreExitStatus_;
  }

  public static final int BACKGROUND_FIELD_NUMBER = 4;
  private boolean background_ = false;
  /**
   *
   *
   * <pre>
   * This flag allows a Runnable to continue running in the background while the
   * Task executes subsequent Runnables. This is useful to provide services to
   * other Runnables (or to provide debugging support tools like SSH servers).
   * </pre>
   *
   * <code>bool background = 4;</code>
   *
   * @return The background.
   */
  @java.lang.Override
  public boolean getBackground() {
    return background_;
  }

  public static final int ALWAYS_RUN_FIELD_NUMBER = 5;
  private boolean alwaysRun_ = false;
  /**
   *
   *
   * <pre>
   * By default, after a Runnable fails, no further Runnable are executed. This
   * flag indicates that this Runnable must be run even if the Task has already
   * failed. This is useful for Runnables that copy output files off of the VM
   * or for debugging.
   * The always_run flag does not override the Task's overall max_run_duration.
   * If the max_run_duration has expired then no further Runnables will execute,
   * not even always_run Runnables.
   * </pre>
   *
   * <code>bool always_run = 5;</code>
   *
   * @return The alwaysRun.
   */
  @java.lang.Override
  public boolean getAlwaysRun() {
    return alwaysRun_;
  }

  public static final int ENVIRONMENT_FIELD_NUMBER = 7;
  private com.google.cloud.batch.v1alpha.Environment environment_;
  /**
   *
   *
   * <pre>
   * Environment variables for this Runnable (overrides variables set for the
   * whole Task or TaskGroup).
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
   *
   * @return Whether the environment field is set.
   */
  @java.lang.Override
  public boolean hasEnvironment() {
    return environment_ != null;
  }
  /**
   *
   *
   * <pre>
   * Environment variables for this Runnable (overrides variables set for the
   * whole Task or TaskGroup).
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
   *
   * @return The environment.
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Environment getEnvironment() {
    return environment_ == null
        ? com.google.cloud.batch.v1alpha.Environment.getDefaultInstance()
        : environment_;
  }
  /**
   *
   *
   * <pre>
   * Environment variables for this Runnable (overrides variables set for the
   * whole Task or TaskGroup).
   * </pre>
   *
   * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
   */
  @java.lang.Override
  public com.google.cloud.batch.v1alpha.EnvironmentOrBuilder getEnvironmentOrBuilder() {
    return environment_ == null
        ? com.google.cloud.batch.v1alpha.Environment.getDefaultInstance()
        : environment_;
  }

  public static final int TIMEOUT_FIELD_NUMBER = 8;
  private com.google.protobuf.Duration timeout_;
  /**
   *
   *
   * <pre>
   * Timeout for this Runnable.
   * </pre>
   *
   * <code>.google.protobuf.Duration timeout = 8;</code>
   *
   * @return Whether the timeout field is set.
   */
  @java.lang.Override
  public boolean hasTimeout() {
    return timeout_ != null;
  }
  /**
   *
   *
   * <pre>
   * Timeout for this Runnable.
   * </pre>
   *
   * <code>.google.protobuf.Duration timeout = 8;</code>
   *
   * @return The timeout.
   */
  @java.lang.Override
  public com.google.protobuf.Duration getTimeout() {
    return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
  }
  /**
   *
   *
   * <pre>
   * Timeout for this Runnable.
   * </pre>
   *
   * <code>.google.protobuf.Duration timeout = 8;</code>
   */
  @java.lang.Override
  public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
    return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
  }

  public static final int LABELS_FIELD_NUMBER = 9;

  private static final class LabelsDefaultEntryHolder {
    static final com.google.protobuf.MapEntry<java.lang.String, java.lang.String> defaultEntry =
        com.google.protobuf.MapEntry.<java.lang.String, java.lang.String>newDefaultInstance(
            com.google.cloud.batch.v1alpha.TaskProto
                .internal_static_google_cloud_batch_v1alpha_Runnable_LabelsEntry_descriptor,
            com.google.protobuf.WireFormat.FieldType.STRING,
            "",
            com.google.protobuf.WireFormat.FieldType.STRING,
            "");
  }

  @SuppressWarnings("serial")
  private com.google.protobuf.MapField<java.lang.String, java.lang.String> labels_;

  private com.google.protobuf.MapField<java.lang.String, java.lang.String> internalGetLabels() {
    if (labels_ == null) {
      return com.google.protobuf.MapField.emptyMapField(LabelsDefaultEntryHolder.defaultEntry);
    }
    return labels_;
  }

  public int getLabelsCount() {
    return internalGetLabels().getMap().size();
  }
  /**
   *
   *
   * <pre>
   * Labels for this Runnable.
   * </pre>
   *
   * <code>map&lt;string, string&gt; labels = 9;</code>
   */
  @java.lang.Override
  public boolean containsLabels(java.lang.String key) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    return internalGetLabels().getMap().containsKey(key);
  }
  /** Use {@link #getLabelsMap()} instead. */
  @java.lang.Override
  @java.lang.Deprecated
  public java.util.Map<java.lang.String, java.lang.String> getLabels() {
    return getLabelsMap();
  }
  /**
   *
   *
   * <pre>
   * Labels for this Runnable.
   * </pre>
   *
   * <code>map&lt;string, string&gt; labels = 9;</code>
   */
  @java.lang.Override
  public java.util.Map<java.lang.String, java.lang.String> getLabelsMap() {
    return internalGetLabels().getMap();
  }
  /**
   *
   *
   * <pre>
   * Labels for this Runnable.
   * </pre>
   *
   * <code>map&lt;string, string&gt; labels = 9;</code>
   */
  @java.lang.Override
  public /* nullable */ java.lang.String getLabelsOrDefault(
      java.lang.String key,
      /* nullable */
      java.lang.String defaultValue) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    java.util.Map<java.lang.String, java.lang.String> map = internalGetLabels().getMap();
    return map.containsKey(key) ? map.get(key) : defaultValue;
  }
  /**
   *
   *
   * <pre>
   * Labels for this Runnable.
   * </pre>
   *
   * <code>map&lt;string, string&gt; labels = 9;</code>
   */
  @java.lang.Override
  public java.lang.String getLabelsOrThrow(java.lang.String key) {
    if (key == null) {
      throw new NullPointerException("map key");
    }
    java.util.Map<java.lang.String, java.lang.String> map = internalGetLabels().getMap();
    if (!map.containsKey(key)) {
      throw new java.lang.IllegalArgumentException();
    }
    return map.get(key);
  }

  private byte memoizedIsInitialized = -1;

  @java.lang.Override
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;

    memoizedIsInitialized = 1;
    return true;
  }

  @java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (executableCase_ == 1) {
      output.writeMessage(1, (com.google.cloud.batch.v1alpha.Runnable.Container) executable_);
    }
    if (executableCase_ == 2) {
      output.writeMessage(2, (com.google.cloud.batch.v1alpha.Runnable.Script) executable_);
    }
    if (ignoreExitStatus_ != false) {
      output.writeBool(3, ignoreExitStatus_);
    }
    if (background_ != false) {
      output.writeBool(4, background_);
    }
    if (alwaysRun_ != false) {
      output.writeBool(5, alwaysRun_);
    }
    if (executableCase_ == 6) {
      output.writeMessage(6, (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_);
    }
    if (environment_ != null) {
      output.writeMessage(7, getEnvironment());
    }
    if (timeout_ != null) {
      output.writeMessage(8, getTimeout());
    }
    com.google.protobuf.GeneratedMessageV3.serializeStringMapTo(
        output, internalGetLabels(), LabelsDefaultEntryHolder.defaultEntry, 9);
    getUnknownFields().writeTo(output);
  }

  @java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (executableCase_ == 1) {
      size +=
          com.google.protobuf.CodedOutputStream.computeMessageSize(
              1, (com.google.cloud.batch.v1alpha.Runnable.Container) executable_);
    }
    if (executableCase_ == 2) {
      size +=
          com.google.protobuf.CodedOutputStream.computeMessageSize(
              2, (com.google.cloud.batch.v1alpha.Runnable.Script) executable_);
    }
    if (ignoreExitStatus_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(3, ignoreExitStatus_);
    }
    if (background_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(4, background_);
    }
    if (alwaysRun_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(5, alwaysRun_);
    }
    if (executableCase_ == 6) {
      size +=
          com.google.protobuf.CodedOutputStream.computeMessageSize(
              6, (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_);
    }
    if (environment_ != null) {
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     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     *
     * @return The script.
     */
    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.Script getScript() {
      if (scriptBuilder_ == null) {
        if (executableCase_ == 2) {
          return (com.google.cloud.batch.v1alpha.Runnable.Script) executable_;
        }
        return com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
      } else {
        if (executableCase_ == 2) {
          return scriptBuilder_.getMessage();
        }
        return com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    public Builder setScript(com.google.cloud.batch.v1alpha.Runnable.Script value) {
      if (scriptBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        executable_ = value;
        onChanged();
      } else {
        scriptBuilder_.setMessage(value);
      }
      executableCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    public Builder setScript(
        com.google.cloud.batch.v1alpha.Runnable.Script.Builder builderForValue) {
      if (scriptBuilder_ == null) {
        executable_ = builderForValue.build();
        onChanged();
      } else {
        scriptBuilder_.setMessage(builderForValue.build());
      }
      executableCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    public Builder mergeScript(com.google.cloud.batch.v1alpha.Runnable.Script value) {
      if (scriptBuilder_ == null) {
        if (executableCase_ == 2
            && executable_ != com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance()) {
          executable_ =
              com.google.cloud.batch.v1alpha.Runnable.Script.newBuilder(
                      (com.google.cloud.batch.v1alpha.Runnable.Script) executable_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          executable_ = value;
        }
        onChanged();
      } else {
        if (executableCase_ == 2) {
          scriptBuilder_.mergeFrom(value);
        } else {
          scriptBuilder_.setMessage(value);
        }
      }
      executableCase_ = 2;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    public Builder clearScript() {
      if (scriptBuilder_ == null) {
        if (executableCase_ == 2) {
          executableCase_ = 0;
          executable_ = null;
          onChanged();
        }
      } else {
        if (executableCase_ == 2) {
          executableCase_ = 0;
          executable_ = null;
        }
        scriptBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    public com.google.cloud.batch.v1alpha.Runnable.Script.Builder getScriptBuilder() {
      return getScriptFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.ScriptOrBuilder getScriptOrBuilder() {
      if ((executableCase_ == 2) && (scriptBuilder_ != null)) {
        return scriptBuilder_.getMessageOrBuilder();
      } else {
        if (executableCase_ == 2) {
          return (com.google.cloud.batch.v1alpha.Runnable.Script) executable_;
        }
        return com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Script runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Script script = 2;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.batch.v1alpha.Runnable.Script,
            com.google.cloud.batch.v1alpha.Runnable.Script.Builder,
            com.google.cloud.batch.v1alpha.Runnable.ScriptOrBuilder>
        getScriptFieldBuilder() {
      if (scriptBuilder_ == null) {
        if (!(executableCase_ == 2)) {
          executable_ = com.google.cloud.batch.v1alpha.Runnable.Script.getDefaultInstance();
        }
        scriptBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.batch.v1alpha.Runnable.Script,
                com.google.cloud.batch.v1alpha.Runnable.Script.Builder,
                com.google.cloud.batch.v1alpha.Runnable.ScriptOrBuilder>(
                (com.google.cloud.batch.v1alpha.Runnable.Script) executable_,
                getParentForChildren(),
                isClean());
        executable_ = null;
      }
      executableCase_ = 2;
      onChanged();
      return scriptBuilder_;
    }

    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.batch.v1alpha.Runnable.Barrier,
            com.google.cloud.batch.v1alpha.Runnable.Barrier.Builder,
            com.google.cloud.batch.v1alpha.Runnable.BarrierOrBuilder>
        barrierBuilder_;
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     *
     * @return Whether the barrier field is set.
     */
    @java.lang.Override
    public boolean hasBarrier() {
      return executableCase_ == 6;
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     *
     * @return The barrier.
     */
    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.Barrier getBarrier() {
      if (barrierBuilder_ == null) {
        if (executableCase_ == 6) {
          return (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_;
        }
        return com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
      } else {
        if (executableCase_ == 6) {
          return barrierBuilder_.getMessage();
        }
        return com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    public Builder setBarrier(com.google.cloud.batch.v1alpha.Runnable.Barrier value) {
      if (barrierBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        executable_ = value;
        onChanged();
      } else {
        barrierBuilder_.setMessage(value);
      }
      executableCase_ = 6;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    public Builder setBarrier(
        com.google.cloud.batch.v1alpha.Runnable.Barrier.Builder builderForValue) {
      if (barrierBuilder_ == null) {
        executable_ = builderForValue.build();
        onChanged();
      } else {
        barrierBuilder_.setMessage(builderForValue.build());
      }
      executableCase_ = 6;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    public Builder mergeBarrier(com.google.cloud.batch.v1alpha.Runnable.Barrier value) {
      if (barrierBuilder_ == null) {
        if (executableCase_ == 6
            && executable_
                != com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance()) {
          executable_ =
              com.google.cloud.batch.v1alpha.Runnable.Barrier.newBuilder(
                      (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          executable_ = value;
        }
        onChanged();
      } else {
        if (executableCase_ == 6) {
          barrierBuilder_.mergeFrom(value);
        } else {
          barrierBuilder_.setMessage(value);
        }
      }
      executableCase_ = 6;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    public Builder clearBarrier() {
      if (barrierBuilder_ == null) {
        if (executableCase_ == 6) {
          executableCase_ = 0;
          executable_ = null;
          onChanged();
        }
      } else {
        if (executableCase_ == 6) {
          executableCase_ = 0;
          executable_ = null;
        }
        barrierBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    public com.google.cloud.batch.v1alpha.Runnable.Barrier.Builder getBarrierBuilder() {
      return getBarrierFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    @java.lang.Override
    public com.google.cloud.batch.v1alpha.Runnable.BarrierOrBuilder getBarrierOrBuilder() {
      if ((executableCase_ == 6) && (barrierBuilder_ != null)) {
        return barrierBuilder_.getMessageOrBuilder();
      } else {
        if (executableCase_ == 6) {
          return (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_;
        }
        return com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Barrier runnable.
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Runnable.Barrier barrier = 6;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.batch.v1alpha.Runnable.Barrier,
            com.google.cloud.batch.v1alpha.Runnable.Barrier.Builder,
            com.google.cloud.batch.v1alpha.Runnable.BarrierOrBuilder>
        getBarrierFieldBuilder() {
      if (barrierBuilder_ == null) {
        if (!(executableCase_ == 6)) {
          executable_ = com.google.cloud.batch.v1alpha.Runnable.Barrier.getDefaultInstance();
        }
        barrierBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.batch.v1alpha.Runnable.Barrier,
                com.google.cloud.batch.v1alpha.Runnable.Barrier.Builder,
                com.google.cloud.batch.v1alpha.Runnable.BarrierOrBuilder>(
                (com.google.cloud.batch.v1alpha.Runnable.Barrier) executable_,
                getParentForChildren(),
                isClean());
        executable_ = null;
      }
      executableCase_ = 6;
      onChanged();
      return barrierBuilder_;
    }

    private boolean ignoreExitStatus_;
    /**
     *
     *
     * <pre>
     * Normally, a non-zero exit status causes the Task to fail. This flag allows
     * execution of other Runnables to continue instead.
     * </pre>
     *
     * <code>bool ignore_exit_status = 3;</code>
     *
     * @return The ignoreExitStatus.
     */
    @java.lang.Override
    public boolean getIgnoreExitStatus() {
      return ignoreExitStatus_;
    }
    /**
     *
     *
     * <pre>
     * Normally, a non-zero exit status causes the Task to fail. This flag allows
     * execution of other Runnables to continue instead.
     * </pre>
     *
     * <code>bool ignore_exit_status = 3;</code>
     *
     * @param value The ignoreExitStatus to set.
     * @return This builder for chaining.
     */
    public Builder setIgnoreExitStatus(boolean value) {

      ignoreExitStatus_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Normally, a non-zero exit status causes the Task to fail. This flag allows
     * execution of other Runnables to continue instead.
     * </pre>
     *
     * <code>bool ignore_exit_status = 3;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearIgnoreExitStatus() {
      bitField0_ = (bitField0_ & ~0x00000008);
      ignoreExitStatus_ = false;
      onChanged();
      return this;
    }

    private boolean background_;
    /**
     *
     *
     * <pre>
     * This flag allows a Runnable to continue running in the background while the
     * Task executes subsequent Runnables. This is useful to provide services to
     * other Runnables (or to provide debugging support tools like SSH servers).
     * </pre>
     *
     * <code>bool background = 4;</code>
     *
     * @return The background.
     */
    @java.lang.Override
    public boolean getBackground() {
      return background_;
    }
    /**
     *
     *
     * <pre>
     * This flag allows a Runnable to continue running in the background while the
     * Task executes subsequent Runnables. This is useful to provide services to
     * other Runnables (or to provide debugging support tools like SSH servers).
     * </pre>
     *
     * <code>bool background = 4;</code>
     *
     * @param value The background to set.
     * @return This builder for chaining.
     */
    public Builder setBackground(boolean value) {

      background_ = value;
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This flag allows a Runnable to continue running in the background while the
     * Task executes subsequent Runnables. This is useful to provide services to
     * other Runnables (or to provide debugging support tools like SSH servers).
     * </pre>
     *
     * <code>bool background = 4;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearBackground() {
      bitField0_ = (bitField0_ & ~0x00000010);
      background_ = false;
      onChanged();
      return this;
    }

    private boolean alwaysRun_;
    /**
     *
     *
     * <pre>
     * By default, after a Runnable fails, no further Runnable are executed. This
     * flag indicates that this Runnable must be run even if the Task has already
     * failed. This is useful for Runnables that copy output files off of the VM
     * or for debugging.
     * The always_run flag does not override the Task's overall max_run_duration.
     * If the max_run_duration has expired then no further Runnables will execute,
     * not even always_run Runnables.
     * </pre>
     *
     * <code>bool always_run = 5;</code>
     *
     * @return The alwaysRun.
     */
    @java.lang.Override
    public boolean getAlwaysRun() {
      return alwaysRun_;
    }
    /**
     *
     *
     * <pre>
     * By default, after a Runnable fails, no further Runnable are executed. This
     * flag indicates that this Runnable must be run even if the Task has already
     * failed. This is useful for Runnables that copy output files off of the VM
     * or for debugging.
     * The always_run flag does not override the Task's overall max_run_duration.
     * If the max_run_duration has expired then no further Runnables will execute,
     * not even always_run Runnables.
     * </pre>
     *
     * <code>bool always_run = 5;</code>
     *
     * @param value The alwaysRun to set.
     * @return This builder for chaining.
     */
    public Builder setAlwaysRun(boolean value) {

      alwaysRun_ = value;
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * By default, after a Runnable fails, no further Runnable are executed. This
     * flag indicates that this Runnable must be run even if the Task has already
     * failed. This is useful for Runnables that copy output files off of the VM
     * or for debugging.
     * The always_run flag does not override the Task's overall max_run_duration.
     * If the max_run_duration has expired then no further Runnables will execute,
     * not even always_run Runnables.
     * </pre>
     *
     * <code>bool always_run = 5;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearAlwaysRun() {
      bitField0_ = (bitField0_ & ~0x00000020);
      alwaysRun_ = false;
      onChanged();
      return this;
    }

    private com.google.cloud.batch.v1alpha.Environment environment_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.batch.v1alpha.Environment,
            com.google.cloud.batch.v1alpha.Environment.Builder,
            com.google.cloud.batch.v1alpha.EnvironmentOrBuilder>
        environmentBuilder_;
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     *
     * @return Whether the environment field is set.
     */
    public boolean hasEnvironment() {
      return ((bitField0_ & 0x00000040) != 0);
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     *
     * @return The environment.
     */
    public com.google.cloud.batch.v1alpha.Environment getEnvironment() {
      if (environmentBuilder_ == null) {
        return environment_ == null
            ? com.google.cloud.batch.v1alpha.Environment.getDefaultInstance()
            : environment_;
      } else {
        return environmentBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public Builder setEnvironment(com.google.cloud.batch.v1alpha.Environment value) {
      if (environmentBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        environment_ = value;
      } else {
        environmentBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public Builder setEnvironment(
        com.google.cloud.batch.v1alpha.Environment.Builder builderForValue) {
      if (environmentBuilder_ == null) {
        environment_ = builderForValue.build();
      } else {
        environmentBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public Builder mergeEnvironment(com.google.cloud.batch.v1alpha.Environment value) {
      if (environmentBuilder_ == null) {
        if (((bitField0_ & 0x00000040) != 0)
            && environment_ != null
            && environment_ != com.google.cloud.batch.v1alpha.Environment.getDefaultInstance()) {
          getEnvironmentBuilder().mergeFrom(value);
        } else {
          environment_ = value;
        }
      } else {
        environmentBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public Builder clearEnvironment() {
      bitField0_ = (bitField0_ & ~0x00000040);
      environment_ = null;
      if (environmentBuilder_ != null) {
        environmentBuilder_.dispose();
        environmentBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public com.google.cloud.batch.v1alpha.Environment.Builder getEnvironmentBuilder() {
      bitField0_ |= 0x00000040;
      onChanged();
      return getEnvironmentFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    public com.google.cloud.batch.v1alpha.EnvironmentOrBuilder getEnvironmentOrBuilder() {
      if (environmentBuilder_ != null) {
        return environmentBuilder_.getMessageOrBuilder();
      } else {
        return environment_ == null
            ? com.google.cloud.batch.v1alpha.Environment.getDefaultInstance()
            : environment_;
      }
    }
    /**
     *
     *
     * <pre>
     * Environment variables for this Runnable (overrides variables set for the
     * whole Task or TaskGroup).
     * </pre>
     *
     * <code>.google.cloud.batch.v1alpha.Environment environment = 7;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.batch.v1alpha.Environment,
            com.google.cloud.batch.v1alpha.Environment.Builder,
            com.google.cloud.batch.v1alpha.EnvironmentOrBuilder>
        getEnvironmentFieldBuilder() {
      if (environmentBuilder_ == null) {
        environmentBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.batch.v1alpha.Environment,
                com.google.cloud.batch.v1alpha.Environment.Builder,
                com.google.cloud.batch.v1alpha.EnvironmentOrBuilder>(
                getEnvironment(), getParentForChildren(), isClean());
        environment_ = null;
      }
      return environmentBuilder_;
    }

    private com.google.protobuf.Duration timeout_;
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        timeoutBuilder_;
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     *
     * @return Whether the timeout field is set.
     */
    public boolean hasTimeout() {
      return ((bitField0_ & 0x00000080) != 0);
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     *
     * @return The timeout.
     */
    public com.google.protobuf.Duration getTimeout() {
      if (timeoutBuilder_ == null) {
        return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
      } else {
        return timeoutBuilder_.getMessage();
      }
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public Builder setTimeout(com.google.protobuf.Duration value) {
      if (timeoutBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        timeout_ = value;
      } else {
        timeoutBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public Builder setTimeout(com.google.protobuf.Duration.Builder builderForValue) {
      if (timeoutBuilder_ == null) {
        timeout_ = builderForValue.build();
      } else {
        timeoutBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public Builder mergeTimeout(com.google.protobuf.Duration value) {
      if (timeoutBuilder_ == null) {
        if (((bitField0_ & 0x00000080) != 0)
            && timeout_ != null
            && timeout_ != com.google.protobuf.Duration.getDefaultInstance()) {
          getTimeoutBuilder().mergeFrom(value);
        } else {
          timeout_ = value;
        }
      } else {
        timeoutBuilder_.mergeFrom(value);
      }
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public Builder clearTimeout() {
      bitField0_ = (bitField0_ & ~0x00000080);
      timeout_ = null;
      if (timeoutBuilder_ != null) {
        timeoutBuilder_.dispose();
        timeoutBuilder_ = null;
      }
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public com.google.protobuf.Duration.Builder getTimeoutBuilder() {
      bitField0_ |= 0x00000080;
      onChanged();
      return getTimeoutFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
      if (timeoutBuilder_ != null) {
        return timeoutBuilder_.getMessageOrBuilder();
      } else {
        return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
      }
    }
    /**
     *
     *
     * <pre>
     * Timeout for this Runnable.
     * </pre>
     *
     * <code>.google.protobuf.Duration timeout = 8;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration,
            com.google.protobuf.Duration.Builder,
            com.google.protobuf.DurationOrBuilder>
        getTimeoutFieldBuilder() {
      if (timeoutBuilder_ == null) {
        timeoutBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration,
                com.google.protobuf.Duration.Builder,
                com.google.protobuf.DurationOrBuilder>(
                getTimeout(), getParentForChildren(), isClean());
        timeout_ = null;
      }
      return timeoutBuilder_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String> labels_;

    private com.google.protobuf.MapField<java.lang.String, java.lang.String> internalGetLabels() {
      if (labels_ == null) {
        return com.google.protobuf.MapField.emptyMapField(LabelsDefaultEntryHolder.defaultEntry);
      }
      return labels_;
    }

    private com.google.protobuf.MapField<java.lang.String, java.lang.String>
        internalGetMutableLabels() {
      if (labels_ == null) {
        labels_ = com.google.protobuf.MapField.newMapField(LabelsDefaultEntryHolder.defaultEntry);
      }
      if (!labels_.isMutable()) {
        labels_ = labels_.copy();
      }
      bitField0_ |= 0x00000100;
      onChanged();
      return labels_;
    }

    public int getLabelsCount() {
      return internalGetLabels().getMap().size();
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    @java.lang.Override
    public boolean containsLabels(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      return internalGetLabels().getMap().containsKey(key);
    }
    /** Use {@link #getLabelsMap()} instead. */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getLabels() {
      return getLabelsMap();
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    @java.lang.Override
    public java.util.Map<java.lang.String, java.lang.String> getLabelsMap() {
      return internalGetLabels().getMap();
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    @java.lang.Override
    public /* nullable */ java.lang.String getLabelsOrDefault(
        java.lang.String key,
        /* nullable */
        java.lang.String defaultValue) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetLabels().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    @java.lang.Override
    public java.lang.String getLabelsOrThrow(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      java.util.Map<java.lang.String, java.lang.String> map = internalGetLabels().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public Builder clearLabels() {
      bitField0_ = (bitField0_ & ~0x00000100);
      internalGetMutableLabels().getMutableMap().clear();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    public Builder removeLabels(java.lang.String key) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      internalGetMutableLabels().getMutableMap().remove(key);
      return this;
    }
    /** Use alternate mutation accessors instead. */
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String> getMutableLabels() {
      bitField0_ |= 0x00000100;
      return internalGetMutableLabels().getMutableMap();
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    public Builder putLabels(java.lang.String key, java.lang.String value) {
      if (key == null) {
        throw new NullPointerException("map key");
      }
      if (value == null) {
        throw new NullPointerException("map value");
      }
      internalGetMutableLabels().getMutableMap().put(key, value);
      bitField0_ |= 0x00000100;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Labels for this Runnable.
     * </pre>
     *
     * <code>map&lt;string, string&gt; labels = 9;</code>
     */
    public Builder putAllLabels(java.util.Map<java.lang.String, java.lang.String> values) {
      internalGetMutableLabels().getMutableMap().putAll(values);
      bitField0_ |= 0x00000100;
      return this;
    }

    @java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }

    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }

    // @@protoc_insertion_point(builder_scope:google.cloud.batch.v1alpha.Runnable)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.batch.v1alpha.Runnable)
  private static final com.google.cloud.batch.v1alpha.Runnable DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.batch.v1alpha.Runnable();
  }

  public static com.google.cloud.batch.v1alpha.Runnable getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<Runnable> PARSER =
      new com.google.protobuf.AbstractParser<Runnable>() {
        @java.lang.Override
        public Runnable parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          Builder builder = newBuilder();
          try {
            builder.mergeFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.setUnfinishedMessage(builder.buildPartial());
          } catch (com.google.protobuf.UninitializedMessageException e) {
            throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
          } catch (java.io.IOException e) {
            throw new com.google.protobuf.InvalidProtocolBufferException(e)
                .setUnfinishedMessage(builder.buildPartial());
          }
          return builder.buildPartial();
        }
      };

  public static com.google.protobuf.Parser<Runnable> parser() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.protobuf.Parser<Runnable> getParserForType() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.cloud.batch.v1alpha.Runnable getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}