Program: 48350
Project: 48350
Buggy source:
@Override public RepeatStatus executeStep(ChunkContext chunkContext,JobExecutionStatusHolder jobExecutionStatusHolder) throws Exception {
  String targetName=getJobParameters(chunkContext).getString(JobConstants.TARGET_NAME_JOB_PARAM);
  String clusterName=getJobParameters(chunkContext).getString(JobConstants.CLUSTER_NAME_JOB_PARAM);
  if (targetName == null) {
    targetName=clusterName;
  }
  String jobName=chunkContext.getStepContext().getJobName();
  logger.info("String_Node_Str" + targetName + "String_Node_Str"+ managementOperation+ "String_Node_Str"+ jobName);
  serviceSyncup.syncUp(clusterName);
  logger.debug("String_Node_Str" + clusterName);
  boolean vmPowerOn=false;
  String vmPowerOnStr=getJobParameters(chunkContext).getString(JobConstants.IS_VM_POWER_ON);
  if (vmPowerOnStr != null) {
    logger.info("String_Node_Str" + vmPowerOnStr);
    vmPowerOn=Boolean.parseBoolean(vmPowerOnStr);
  }
  if (checkVMStatus && targetName.split("String_Node_Str").length == 3 && !vmPowerOn) {
    return RepeatStatus.FINISHED;
  }
  SoftwareManager softwareMgr=null;
  try {
    softwareMgr=softwareMgrs.getSoftwareManagerByClusterName(clusterName);
  }
 catch (  SoftwareManagerCollectorException e) {
    if (ManagementOperation.PRE_DESTROY.equals(managementOperation) || ManagementOperation.DESTROY.equals(managementOperation)) {
      return RepeatStatus.FINISHED;
    }
    throw e;
  }
  if (ManagementOperation.CONFIGURE.equals(managementOperation) || ManagementOperation.START.equals(managementOperation) || JobConstants.RESUME_CLUSTER_JOB_NAME.equals(jobName)) {
    logger.info("String_Node_Str");
    List<NodeEntity> nodes=lockClusterEntityMgr.getClusterEntityMgr().findAllNodes(clusterName);
    Set<String> hostnames=new HashSet<String>();
    for (    NodeEntity node : nodes) {
      boolean force=JobUtils.getJobParameterForceClusterOperation(chunkContext);
      if (force && (node.getStatus() != NodeStatus.VM_READY)) {
        continue;
      }
      hostnames.add(node.getHostName());
    }
    ClusterCreate clusterSpec=clusterManager.getClusterSpec(clusterName);
    SyncHostsUtils.SyncHosts(clusterSpec,hostnames,softwareMgr);
  }
  StatusUpdater statusUpdater=new DefaultStatusUpdater(jobExecutionStatusHolder,getJobExecutionId(chunkContext));
  ISoftwareManagementTask task=null;
  String appMgrName=softwareMgr.getName();
  validateUserExistense();
  if (!Constants.IRONFAN.equals(appMgrName)) {
    task=createExternalTask(chunkContext,targetName,clusterName,statusUpdater);
  }
 else {
    task=createThriftTask(chunkContext,targetName,statusUpdater);
  }
  if (task != null) {
    Map<String,Object> ret=task.call();
    if (!(Boolean)ret.get("String_Node_Str")) {
      String errorMessage=(String)ret.get("String_Node_Str");
      putIntoJobExecutionContext(chunkContext,JobConstants.CURRENT_ERROR_MESSAGE,errorMessage);
      putIntoJobExecutionContext(chunkContext,JobConstants.SOFTWARE_MANAGEMENT_STEP_FAILE,true);
      throw TaskException.EXECUTION_FAILED(errorMessage);
    }
  }
  return RepeatStatus.FINISHED;
}

Fixed version (ground truth):
@Override public RepeatStatus executeStep(ChunkContext chunkContext,JobExecutionStatusHolder jobExecutionStatusHolder) throws Exception {
  String targetName=getJobParameters(chunkContext).getString(JobConstants.TARGET_NAME_JOB_PARAM);
  String clusterName=getJobParameters(chunkContext).getString(JobConstants.CLUSTER_NAME_JOB_PARAM);
  if (targetName == null) {
    targetName=clusterName;
  }
  String jobName=chunkContext.getStepContext().getJobName();
  logger.info("String_Node_Str" + targetName + "String_Node_Str"+ managementOperation+ "String_Node_Str"+ jobName);
  serviceSyncup.syncUp(clusterName);
  logger.debug("String_Node_Str" + clusterName);
  boolean vmPowerOn=false;
  String vmPowerOnStr=getJobParameters(chunkContext).getString(JobConstants.IS_VM_POWER_ON);
  if (vmPowerOnStr != null) {
    logger.info("String_Node_Str" + vmPowerOnStr);
    vmPowerOn=Boolean.parseBoolean(vmPowerOnStr);
  }
  if (checkVMStatus && targetName.split("String_Node_Str").length == 3 && !vmPowerOn) {
    return RepeatStatus.FINISHED;
  }
  SoftwareManager softwareMgr=null;
  try {
    softwareMgr=softwareMgrs.getSoftwareManagerByClusterName(clusterName);
  }
 catch (  SoftwareManagerCollectorException e) {
    if (ManagementOperation.PRE_DESTROY.equals(managementOperation) || ManagementOperation.DESTROY.equals(managementOperation)) {
      return RepeatStatus.FINISHED;
    }
    throw e;
  }
  if (ManagementOperation.CONFIGURE.equals(managementOperation) || ManagementOperation.START.equals(managementOperation) || ManagementOperation.ADD.equals(managementOperation)|| JobConstants.RESUME_CLUSTER_JOB_NAME.equals(jobName)) {
    logger.info("String_Node_Str");
    List<NodeEntity> nodes=lockClusterEntityMgr.getClusterEntityMgr().findAllNodes(clusterName);
    Set<String> hostnames=new HashSet<String>();
    for (    NodeEntity node : nodes) {
      boolean force=JobUtils.getJobParameterForceClusterOperation(chunkContext);
      if (force && (node.getStatus() != NodeStatus.VM_READY)) {
        continue;
      }
      hostnames.add(node.getHostName());
    }
    ClusterCreate clusterSpec=clusterManager.getClusterSpec(clusterName);
    SyncHostsUtils.SyncHosts(clusterSpec,hostnames,softwareMgr);
  }
  StatusUpdater statusUpdater=new DefaultStatusUpdater(jobExecutionStatusHolder,getJobExecutionId(chunkContext));
  ISoftwareManagementTask task=null;
  String appMgrName=softwareMgr.getName();
  validateUserExistense();
  if (!Constants.IRONFAN.equals(appMgrName)) {
    task=createExternalTask(chunkContext,targetName,clusterName,statusUpdater);
  }
 else {
    task=createThriftTask(chunkContext,targetName,statusUpdater);
  }
  if (task != null) {
    Map<String,Object> ret=task.call();
    if (!(Boolean)ret.get("String_Node_Str")) {
      String errorMessage=(String)ret.get("String_Node_Str");
      putIntoJobExecutionContext(chunkContext,JobConstants.CURRENT_ERROR_MESSAGE,errorMessage);
      putIntoJobExecutionContext(chunkContext,JobConstants.SOFTWARE_MANAGEMENT_STEP_FAILE,true);
      throw TaskException.EXECUTION_FAILED(errorMessage);
    }
  }
  return RepeatStatus.FINISHED;
}