Program: 48519
Project: 48519
Buggy source:
private Set<String> validateRoleCategoryDependencies(ApiComponentInfo apiOriginComponentInfo,Set<String> allRoles){
  List<String> masterRoles=new ArrayList<String>();
  List<String> slaveRoles=new ArrayList<String>();
  Set<String> NotExistDenpendencies=new HashSet<String>();
  ComponentCategory componentCategory=ComponentCategory.valueOf(apiOriginComponentInfo.getComponentCategory());
  if (componentCategory.isMaster()) {
    return NotExistDenpendencies;
  }
  ApiStackService apiTargetService=apiManager.getStackServiceWithComponents(apiOriginComponentInfo.getStackName(),apiOriginComponentInfo.getStackVersion(),apiOriginComponentInfo.getServiceName());
  for (  ApiStackComponent apiTargetComponent : apiTargetService.getServiceComponents()) {
    ApiComponentInfo apiTargetComponentInfo=apiTargetComponent.getApiComponent();
    ComponentCategory targetComponentCategory=ComponentCategory.valueOf(apiTargetComponentInfo.getComponentCategory());
    ComponentName componentName=ComponentName.valueOf(apiTargetComponentInfo.getComponentName());
    if (isNamenodeHa(allRoles)) {
      if (componentName.isSecondaryNamenode()) {
        continue;
      }
    }
 else {
      if (componentName.isJournalnode() || componentName.isZkfc()) {
        continue;
      }
    }
    if (targetComponentCategory.isMaster()) {
      masterRoles.add(componentName.toString());
    }
    if (targetComponentCategory.isSlave()) {
      slaveRoles.add(componentName.toString());
    }
  }
  if (componentCategory.isSlave()) {
    for (    String masterRole : masterRoles) {
      if (!allRoles.contains(masterRole)) {
        NotExistDenpendencies.add(masterRole);
      }
    }
  }
  if (componentCategory.isClient()) {
    for (    String masterRole : masterRoles) {
      if (!allRoles.contains(masterRole)) {
        NotExistDenpendencies.add(masterRole);
      }
    }
    for (    String slaveRole : slaveRoles) {
      if (!allRoles.contains(slaveRole)) {
        NotExistDenpendencies.add(slaveRole);
      }
    }
  }
  return NotExistDenpendencies;
}

Fixed version (ground truth):
private Set<String> validateRoleCategoryDependencies(ApiComponentInfo apiOriginComponentInfo,Set<String> allRoles,List<String> unRecogRoles){
  List<String> masterRoles=new ArrayList<String>();
  List<String> slaveRoles=new ArrayList<String>();
  Set<String> NotExistDenpendencies=new HashSet<String>();
  ComponentCategory componentCategory=ComponentCategory.valueOf(apiOriginComponentInfo.getComponentCategory());
  if (componentCategory.isMaster()) {
    return NotExistDenpendencies;
  }
  ApiStackService apiTargetService=apiManager.getStackServiceWithComponents(apiOriginComponentInfo.getStackName(),apiOriginComponentInfo.getStackVersion(),apiOriginComponentInfo.getServiceName());
  for (  ApiStackComponent apiTargetComponent : apiTargetService.getServiceComponents()) {
    ApiComponentInfo apiTargetComponentInfo=apiTargetComponent.getApiComponent();
    ComponentCategory targetComponentCategory=ComponentCategory.valueOf(apiTargetComponentInfo.getComponentCategory());
    ComponentName componentName=ComponentName.valueOf(apiTargetComponentInfo.getComponentName());
    if (isNamenodeHa(allRoles,unRecogRoles)) {
      if (componentName.isSecondaryNamenode()) {
        continue;
      }
    }
 else {
      if (componentName.isJournalnode() || componentName.isZkfc()) {
        continue;
      }
    }
    if (targetComponentCategory.isMaster()) {
      masterRoles.add(componentName.toString());
    }
    if (targetComponentCategory.isSlave()) {
      slaveRoles.add(componentName.toString());
    }
  }
  if (componentCategory.isSlave()) {
    for (    String masterRole : masterRoles) {
      if (!allRoles.contains(masterRole)) {
        NotExistDenpendencies.add(masterRole);
      }
    }
  }
  if (componentCategory.isClient()) {
    for (    String masterRole : masterRoles) {
      if (!allRoles.contains(masterRole)) {
        NotExistDenpendencies.add(masterRole);
      }
    }
    for (    String slaveRole : slaveRoles) {
      if (!allRoles.contains(slaveRole)) {
        NotExistDenpendencies.add(slaveRole);
      }
    }
  }
  return NotExistDenpendencies;
}