public BootstrapActionConfig newRunIf(String condition, BootstrapActionConfig config) {
    List<String> args = config.getScriptBootstrapAction().getArgs();
    args.add(0, condition);
    args.add(1, config.getScriptBootstrapAction().getPath());

    return new BootstrapActionConfig()
      .withName("Run If, " + config.getName())
      .withScriptBootstrapAction(new ScriptBootstrapActionConfig()
        .withPath("s3://" + bucket + "/bootstrap-actions/run-if")
        .withArgs(args));
  }
Create a new run-if bootstrap action which lets you conditionally run bootstrap actions.
@param condition The condition to evaluate, if true the bootstrap action executes.
@param config The bootstrap action to execute in case of successful evaluation.
@return A BootstrapActionConfig to be provided when running a job flow.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/util/BootstrapActions.java