Program: 30075
Project: 30075
Buggy source:
public void execute(AdminCommandContext context){
  final ActionReport report=context.getActionReport();
  Services services=domain.getExtensionByType(Services.class);
  boolean found=false;
  if (services != null) {
    for (    final org.glassfish.paas.orchestrator.config.Service service : services.getServices()) {
      if (service.getServiceName().equals(serviceName)) {
        if (service instanceof SharedService) {
          found=true;
          List<ServiceRef> serviceRefList=services.getServiceRefs();
          String appName=null;
          for (          ServiceRef serviceRef : serviceRefList) {
            if (serviceName.equalsIgnoreCase(serviceRef.getServiceName())) {
              appName=serviceRef.getApplicationName();
              if (appName != null) {
                Clusters clusters=domain.getClusters();
                List<Cluster> clusterList=clusters.getCluster();
                for (                Cluster cluster : clusterList) {
                  ApplicationRef applicationRef=cluster.getApplicationRef(appName);
                  if (applicationRef != null) {
                    if ("String_Node_Str".equalsIgnoreCase(applicationRef.getEnabled())) {
                      report.setMessage("String_Node_Str" + serviceName + "String_Node_Str"+ "String_Node_Str"+ appName+ "String_Node_Str");
                      report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                      return;
                    }
                  }
                }
              }
            }
          }
          SharedService sharedService=(SharedService)service;
          ProvisionedService provisionedService=serviceOrchestrator.getSharedService(sharedService.getServiceName());
          Plugin plugin=provisionedService.getServiceDescription().getPlugin();
          PaaSDeploymentContext pdc=new PaaSDeploymentContext(null,null,serviceOrchestrator);
          plugin.unprovisionService(provisionedService.getServiceDescription(),pdc);
          serviceOrchestrator.removeSharedService(sharedService.getServiceName());
          String virtualClusterName=service.getServiceName();
          CommandResult result=commandRunner.run("String_Node_Str",virtualClusterName);
          logger.finest("String_Node_Str" + virtualClusterName + "String_Node_Str"+ "String_Node_Str"+ result.getOutput()+ "String_Node_Str");
          if (result.getExitStatus().equals(CommandResult.ExitStatus.FAILURE)) {
            throw new RuntimeException("String_Node_Str" + "String_Node_Str" + virtualClusterName + "String_Node_Str");
          }
        }
      }
    }
    if (!found) {
      report.setActionExitCode(ActionReport.ExitCode.FAILURE);
      report.setMessage("String_Node_Str" + serviceName + "String_Node_Str");
    }
  }
 else {
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setMessage("String_Node_Str" + serviceName + "String_Node_Str");
  }
}

Fixed version (ground truth):
public void execute(AdminCommandContext context){
  final ActionReport report=context.getActionReport();
  Services services=domain.getExtensionByType(Services.class);
  boolean found=false;
  if (services != null) {
    for (    final org.glassfish.paas.orchestrator.config.Service service : services.getServices()) {
      if (service.getServiceName().equals(serviceName)) {
        if (service instanceof SharedService) {
          found=true;
          List<ServiceRef> serviceRefList=services.getServiceRefs();
          String appName=null;
          for (          ServiceRef serviceRef : serviceRefList) {
            if (serviceName.equalsIgnoreCase(serviceRef.getServiceName())) {
              appName=serviceRef.getApplicationName();
              if (appName != null) {
                Clusters clusters=domain.getClusters();
                List<Cluster> clusterList=clusters.getCluster();
                for (                Cluster cluster : clusterList) {
                  ApplicationRef applicationRef=cluster.getApplicationRef(appName);
                  if (applicationRef != null) {
                    report.setMessage("String_Node_Str" + serviceName + "String_Node_Str"+ "String_Node_Str"+ appName+ "String_Node_Str");
                    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                    return;
                  }
                }
              }
            }
          }
          SharedService sharedService=(SharedService)service;
          ProvisionedService provisionedService=serviceOrchestrator.getSharedService(sharedService.getServiceName());
          Plugin plugin=provisionedService.getServiceDescription().getPlugin();
          PaaSDeploymentContext pdc=new PaaSDeploymentContext(null,null,serviceOrchestrator);
          plugin.unprovisionService(provisionedService.getServiceDescription(),pdc);
          serviceOrchestrator.removeSharedService(sharedService.getServiceName());
          String virtualClusterName=service.getServiceName();
          CommandResult result=commandRunner.run("String_Node_Str",virtualClusterName);
          logger.finest("String_Node_Str" + virtualClusterName + "String_Node_Str"+ "String_Node_Str"+ result.getOutput()+ "String_Node_Str");
          if (result.getExitStatus().equals(CommandResult.ExitStatus.FAILURE)) {
            throw new RuntimeException("String_Node_Str" + "String_Node_Str" + virtualClusterName + "String_Node_Str");
          }
        }
      }
    }
    if (!found) {
      report.setActionExitCode(ActionReport.ExitCode.FAILURE);
      report.setMessage("String_Node_Str" + serviceName + "String_Node_Str");
    }
  }
 else {
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setMessage("String_Node_Str" + serviceName + "String_Node_Str");
  }
}