Program: 39427
Project: 39427
Buggy source:
/** 
 * 修改记录
 * @param record
 * @param handler
 */
public void updateOldRecord(final Record record,final Handler handler){
  if (canSync()) {
    if (!TextUtils.isEmpty(record.getObjectID())) {
      AVRecord avRecord=DataConvertUtil.convertRecord2AVRecord(record);
      avRecord.saveInBackground(new SaveCallback(){
        @Override public void done(        AVException e){
          if (e == null) {
            record.setSyncStatus(true);
            recordLocalDAO.updateOldRecord(_context,record);
          }
 else {
            record.setSyncStatus(false);
            recordLocalDAO.updateOldRecord(_context,record);
          }
          sendEmptyMessage(handler,Constant.MSG_SUCCESS);
          getAvEx(e);
        }
      }
);
      return;
    }
    AVQuery<AVRecord> query=AVObject.getQuery(AVRecord.class);
    query.whereEqualTo(AVRecord.RECORD_ID,record.getRecordId());
    query.whereEqualTo(AVRecord.USER,MyAVUser.getCurrentUser());
    query.findInBackground(new FindCallback<AVRecord>(){
      @Override public void done(      List<AVRecord> list,      AVException e){
        if (e == null) {
          AVRecord avRecord=DataConvertUtil.convertRecord2AVRecord(record);
          if (list.size() > 0) {
            avRecord.setObjectId(list.get(0).getObjectId());
          }
          avRecord.saveInBackground(new SaveCallback(){
            @Override public void done(            AVException e){
              if (e == null) {
                record.setSyncStatus(true);
                recordLocalDAO.updateOldRecord(_context,record);
              }
 else {
                record.setSyncStatus(false);
                recordLocalDAO.updateOldRecord(_context,record);
              }
              if (handler != null)               handler.sendEmptyMessage(Constant.MSG_SUCCESS);
              getAvEx(e);
            }
          }
);
        }
 else {
          record.setSyncStatus(false);
          recordLocalDAO.updateOldRecord(_context,record);
          if (handler != null)           handler.sendEmptyMessage(Constant.MSG_SUCCESS);
          getAvEx(e);
        }
      }
    }
);
  }
 else {
    record.setSyncStatus(false);
    recordLocalDAO.updateOldRecord(_context,record);
    if (handler != null)     handler.sendEmptyMessage(Constant.MSG_SUCCESS);
  }
}

Fixed version (ground truth):
/** 
 * 修改记录
 * @param record
 * @param handler
 */
public void updateOldRecord(final Record record,final Handler handler){
  if (canSync()) {
    if (!TextUtils.isEmpty(record.getObjectID())) {
      AVRecord avRecord=DataConvertUtil.convertRecord2AVRecord(record);
      avRecord.saveInBackground(new SaveCallback(){
        @Override public void done(        AVException e){
          if (e == null) {
            record.setSyncStatus(true);
            recordLocalDAO.updateOldRecord(_context,record);
          }
 else {
            record.setSyncStatus(false);
            recordLocalDAO.updateOldRecord(_context,record);
          }
          sendEmptyMessage(handler,Constant.MSG_SUCCESS);
          getAvEx(e);
        }
      }
);
      return;
    }
    AVQuery<AVRecord> query=AVObject.getQuery(AVRecord.class);
    query.whereEqualTo(AVRecord.RECORD_ID,record.getRecordId());
    query.whereEqualTo(AVRecord.USER,MyAVUser.getCurrentUser());
    query.findInBackground(new FindCallback<AVRecord>(){
      @Override public void done(      List<AVRecord> list,      AVException e){
        if (e == null) {
          AVRecord avRecord=DataConvertUtil.convertRecord2AVRecord(record);
          if (list.size() > 0) {
            avRecord.setObjectId(list.get(0).getObjectId());
          }
          avRecord.saveInBackground(new SaveCallback(){
            @Override public void done(            AVException e){
              if (e == null) {
                record.setSyncStatus(true);
                recordLocalDAO.updateOldRecord(_context,record);
              }
 else {
                record.setSyncStatus(false);
                recordLocalDAO.updateOldRecord(_context,record);
              }
              if (handler != null)               handler.sendEmptyMessage(Constant.MSG_SUCCESS);
              getAvEx(e);
            }
          }
);
        }
 else {
          record.setSyncStatus(false);
          recordLocalDAO.updateOldRecord(_context,record);
          if (handler != null)           handler.sendEmptyMessage(Constant.MSG_SUCCESS);
          getAvEx(e);
        }
      }
    }
);
  }
 else {
    record.setSyncStatus(false);
    recordLocalDAO.updateOldRecord(_context,record);
    sendEmptyMessage(handler,Constant.MSG_SUCCESS);
  }
}