Program: 89851
Project: 89851
Buggy source:
/** 
 * Function to apply the variables.
 * @param offset The input offset value (1-9 below httpPort).
 * @param httpPort The new value for the HTTP port.
 * @param environmentName The new value for the environment name.
 * @param mailReceiver The new value for the mailReceiver.
 */
public void applyTestArguments(String offset,String httpPort,String environmentName,String mailReceiver){
  ArgumentNotValid.checkNotNullOrEmpty(offset,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(httpPort,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(environmentName,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(mailReceiver,"String_Node_Str");
  int offsetInt=(new Integer(httpPort)).intValue() - (new Integer(offset)).intValue();
  if (offsetInt > Constants.TEST_OFFSET_INTEGER_MAXIMUM_VALUE || offsetInt < 0) {
    System.err.print(Constants.MSG_ERROR_TEST_OFFSET);
    System.out.println();
    System.exit(1);
  }
  offsetVal=new String(new Integer(offsetInt).toString());
  if (!Constants.validEnvironmentName(environmentName)) {
    System.err.print(Constants.MSG_ERROR_INVALID_ENVIRONMENT_NAME + environmentName);
    System.out.println();
    System.exit(1);
  }
  httpPortVal=httpPort;
  environmentNameVal=environmentName;
  mailReceiverVal=mailReceiver;
  httpPortPath=Constants.COMPLETE_HTTP_PORT_LEAF;
  environmentNamePath=Constants.COMPLETE_ENVIRONMENT_NAME_LEAF;
  mailReceiverPath=Constants.SETTINGS_NOTIFICATION_RECEIVER_PATH;
  offsetPaths=new OffsetSystem[]{new OffsetSystem(Constants.TEST_OFFSET_MONITOR_JMX_PORT,Constants.COMPLETE_JMX_PORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_MONITOR_RMI_PORT,Constants.COMPLETE_JMX_RMIPORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_HERITRIX_GUI_PORT,Constants.COMPLETE_HARVEST_HETRIX_GUI_PORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_HERITRIX_JMX_PORT,Constants.COMPLETE_HARVEST_HETRIX_JMX_PORT)};
  apply();
}

Fixed version (ground truth):
/** 
 * Function to apply the variables.
 * @param offset The input offset value (1-9 below httpPort).
 * @param httpPort The new value for the HTTP port.
 * @param environmentName The new value for the environment name.
 * @param mailReceiver The new value for the mailReceiver.
 */
public void applyTestArguments(String offset,String httpPort,String environmentName,String mailReceiver){
  ArgumentNotValid.checkNotNullOrEmpty(offset,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(httpPort,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(environmentName,"String_Node_Str");
  ArgumentNotValid.checkNotNullOrEmpty(mailReceiver,"String_Node_Str");
  int offsetInt=(new Integer(httpPort)).intValue() - (new Integer(offset)).intValue();
  if (offsetInt > Constants.TEST_OFFSET_INTEGER_MAXIMUM_VALUE || offsetInt < 0) {
    System.err.print(Constants.MSG_ERROR_TEST_OFFSET);
    System.out.println();
    System.exit(1);
  }
  offsetVal=Integer.toString(offsetInt);
  if (!Constants.validEnvironmentName(environmentName)) {
    System.err.print(Constants.MSG_ERROR_INVALID_ENVIRONMENT_NAME + environmentName);
    System.out.println();
    System.exit(1);
  }
  httpPortVal=httpPort;
  environmentNameVal=environmentName;
  mailReceiverVal=mailReceiver;
  httpPortPath=Constants.COMPLETE_HTTP_PORT_LEAF;
  environmentNamePath=Constants.COMPLETE_ENVIRONMENT_NAME_LEAF;
  mailReceiverPath=Constants.SETTINGS_NOTIFICATION_RECEIVER_PATH;
  offsetPaths=new OffsetSystem[]{new OffsetSystem(Constants.TEST_OFFSET_MONITOR_JMX_PORT,Constants.COMPLETE_JMX_PORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_MONITOR_RMI_PORT,Constants.COMPLETE_JMX_RMIPORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_HERITRIX_GUI_PORT,Constants.COMPLETE_HARVEST_HETRIX_GUI_PORT_PATH),new OffsetSystem(Constants.TEST_OFFSET_HERITRIX_JMX_PORT,Constants.COMPLETE_HARVEST_HETRIX_JMX_PORT)};
  apply();
}