content: /*
   * Copyright (C) 2010-2101 Alibaba Group Holding Limited.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.alibaba.otter.manager.biz.config.record.impl;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.alibaba.otter.manager.biz.common.exceptions.ManagerException;
  import com.alibaba.otter.manager.biz.config.channel.ChannelService;
  import com.alibaba.otter.manager.biz.config.record.LogRecordService;
  import com.alibaba.otter.manager.biz.config.record.dal.LogRecordDAO;
  import com.alibaba.otter.manager.biz.config.record.dal.dataobject.LogRecordDO;
  import com.alibaba.otter.shared.common.model.config.channel.Channel;
  import com.alibaba.otter.shared.common.model.config.pipeline.Pipeline;
  import com.alibaba.otter.shared.common.model.config.record.LogRecord;
  import com.alibaba.otter.shared.common.utils.Assert;
  import com.alibaba.otter.shared.common.utils.JsonUtils;
  import com.alibaba.otter.shared.communication.core.model.Event;
  import com.alibaba.otter.shared.communication.model.arbitrate.NodeAlarmEvent;
  
  /**
   * 类LogRecordServiceImpl.java的实现描述：TODO 类实现描述
   * 
   * @author simon 2012-6-15 下午5:01:04
   * @version 4.1.0
   */
  public class LogRecordServiceImpl implements LogRecordService {
  
      private static final Logger logger = LoggerFactory.getLogger(LogRecordServiceImpl.class);
  
      private ChannelService      channelService;
      private LogRecordDAO        logRecordDao;
  
      public void create(Event event) {
          LogRecord logRecord = new LogRecord();
          if (event instanceof NodeAlarmEvent) {
              NodeAlarmEvent nodeAlarmEvent = (NodeAlarmEvent) event;
              Pipeline tempPipeline = new Pipeline();
              tempPipeline.setId(nodeAlarmEvent.getPipelineId());
              logRecord.setPipeline(tempPipeline);
              logRecord.setNid(nodeAlarmEvent.getNid());
              logRecord.setTitle(nodeAlarmEvent.getTitle());
              logRecord.setMessage(nodeAlarmEvent.getMessage());
          }
          create(logRecord);
      }
  
      public void create(LogRecord entityObj) {
          Assert.assertNotNull(entityObj);
          logRecordDao.insert(modelToDo(entityObj));
      }
  
      public void remove(Long identity) {
          Assert.assertNotNull(identity);
          logRecordDao.delete(identity);
  
      }
  
      public void modify(LogRecord entityObj) {
  
      }
  
      public LogRecord findById(Long identity) {
  
          return null;
      }
  
      public List<LogRecord> listByPipelineId(Long pipelineId) {
          Assert.assertNotNull(pipelineId);
          List<LogRecordDO> logRecordDos = logRecordDao.listByPipelineId(pipelineId);
          return doToModel(logRecordDos);
      }
  
      public List<LogRecord> listByPipelineIdWithoutContent(Long pipelineId) {
          Assert.assertNotNull(pipelineId);
          List<LogRecordDO> logRecordDos = logRecordDao.listByPipelineIdWithoutContent(pipelineId);
          return doToModel(logRecordDos);
      }
  
      public List<LogRecord> listByIds(Long... identities) {
  
          return null;
      }
  
      public List<LogRecord> listAll() {
          List<LogRecordDO> logRecordDos = logRecordDao.listAll();
          return doToModel(logRecordDos);
      }
  
      public List<LogRecord> listByCondition(Map condition) {
          List<LogRecordDO> logRecordDos = logRecordDao.listByCondition(condition);
          if (logRecordDos.isEmpty()) {
              logger.debug("DEBUG ## couldn't query any log record by the condition:"
                           + JsonUtils.marshalToString(condition));
              return new ArrayList<LogRecord>();
          }
          return doToModel(logRecordDos);
      }
  
      public int getCount() {
  
          return 0;
      }
  
      public int getCount(Map condition) {
  
          return logRecordDao.getCount(condition);
      }
  
      /*----------------------DO <-> MODEL 组装方法--------------------------*/
      /**
       * <pre>
       * 用于Model对象转化为DO对象
       * 优化：
       *      无SQL交互，只是简单进行字段组装，暂时无须优化
       * </pre>
       * 
       * @param channel
       * @return ChannelDO
       */
      private LogRecordDO modelToDo(LogRecord entityObj) {
  
          LogRecordDO logRecordDo = new LogRecordDO();
          try {
  
              if (entityObj.getPipeline() != null && entityObj.getPipeline().getId() > 0) {
                  Channel channel = channelService.findByPipelineId(entityObj.getPipeline().getId());
                  logRecordDo.setChannelId(channel.getId());
                  logRecordDo.setPipelineId(entityObj.getPipeline().getId());
              } else {
                  logRecordDo.setChannelId(-1l);
                  logRecordDo.setPipelineId(-1l);
              }
  
              logRecordDo.setNid(entityObj.getNid());
              logRecordDo.setTitle(entityObj.getTitle());
              String message = entityObj.getMessage();
              if (message != null && message.length() > 65535 / 3) {
                  message = message.substring(0, 65535 / 3);
              }
              logRecordDo.setMessage(message);
              logRecordDo.setGmtCreate(entityObj.getGmtCreate());
              logRecordDo.setGmtModified(entityObj.getGmtModified());
  
          } catch (Exception e) {
              logger.error("ERROR ## has an error where write log to db");
              throw new ManagerException(e);
          }
          return logRecordDo;
      }
  
      /**
       * <pre>
       * 用于DO对象转化为Model对象
       * </pre>
       * 
       * @param channelDO
       * @return Channel
       */
  
      private LogRecord doToModel(LogRecordDO logRecordDo) {
          LogRecord logRecord = new LogRecord();
          try {
  
              logRecord.setId(logRecordDo.getId());
              if (logRecordDo.getPipelineId() > 0 && logRecordDo.getChannelId() > 0) {
                  try {
                      Channel channel = channelService.findByPipelineId(logRecordDo.getPipelineId());
                      logRecord.setChannel(channel);
                      for (Pipeline pipeline : channel.getPipelines()) {
                          if (pipeline.getId().equals(logRecordDo.getPipelineId())) {
                              logRecord.setPipeline(pipeline);
                          }
                      }
                  } catch (Exception e) {
                      // 可能历史的log记录对应的channel/pipeline已经被删除了，直接忽略吧
                      Channel channel = new Channel();
                      channel.setId(0l);
                      logRecord.setChannel(channel);
                      Pipeline pipeline = new Pipeline();
                      pipeline.setId(0l);
                      logRecord.setPipeline(pipeline);
                  }
              } else {
                  Channel channel = new Channel();
                  channel.setId(-1l);
                  logRecord.setChannel(channel);
                  Pipeline pipeline = new Pipeline();
                  pipeline.setId(-1l);
                  logRecord.setPipeline(pipeline);
              }
  
              logRecord.setTitle(logRecordDo.getTitle());
              logRecord.setNid(logRecordDo.getNid());
              logRecord.setMessage(logRecordDo.getMessage());
              logRecord.setGmtCreate(logRecordDo.getGmtCreate());
              logRecord.setGmtModified(logRecordDo.getGmtModified());
  
          } catch (Exception e) {
              logger.error("ERROR ## ");
              throw new ManagerException(e);
          }
  
          return logRecord;
      }
  
      private List<LogRecord> doToModel(List<LogRecordDO> logRecordDos) {
          List<LogRecord> logRecords = new ArrayList<LogRecord>();
          try {
              for (LogRecordDO logRecordDo : logRecordDos) {
                  logRecords.add(doToModel(logRecordDo));
              }
  
          } catch (Exception e) {
              logger.error("ERROR ##");
              throw new ManagerException(e);
          }
  
          return logRecords;
      }
  
      public ChannelService getChannelService() {
          return channelService;
      }
  
      public void setChannelService(ChannelService channelService) {
          this.channelService = channelService;
      }
  
      public LogRecordDAO getLogRecordDao() {
          return logRecordDao;
      }
  
      public void setLogRecordDao(LogRecordDAO logRecordDao) {
          this.logRecordDao = logRecordDao;
      }
  
  }
  