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.datamediasource.impl;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  import java.util.Map;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.alibaba.otter.shared.common.utils.Assert;
  import com.alibaba.otter.manager.biz.common.exceptions.ManagerException;
  import com.alibaba.otter.manager.biz.common.exceptions.RepeatConfigureException;
  import com.alibaba.otter.manager.biz.config.datamediasource.DataMediaSourceService;
  import com.alibaba.otter.manager.biz.config.datamediasource.dal.DataMediaSourceDAO;
  import com.alibaba.otter.manager.biz.config.datamediasource.dal.dataobject.DataMediaSourceDO;
  import com.alibaba.otter.shared.common.model.config.data.DataMediaSource;
  import com.alibaba.otter.shared.common.model.config.data.db.DbMediaSource;
  import com.alibaba.otter.shared.common.model.config.data.mq.MqMediaSource;
  import com.alibaba.otter.shared.common.utils.JsonUtils;
  
  /**
   * @author simon
   */
  public class DataMediaSourceServiceImpl implements DataMediaSourceService {
  
      private static final Logger logger = LoggerFactory.getLogger(DataMediaSourceServiceImpl.class);
  
      private DataMediaSourceDAO  dataMediaSourceDao;
  
      /**
       * 添加
       */
      public void create(DataMediaSource dataMediaSource) {
          Assert.assertNotNull(dataMediaSource);
          try {
              DataMediaSourceDO dataMediaSourceDo = modelToDo(dataMediaSource);
              dataMediaSourceDo.setId(0L);
  
              if (!dataMediaSourceDao.checkUnique(dataMediaSourceDo)) {
                  String exceptionCause = "exist the same name source in the database.";
                  logger.warn("WARN ## " + exceptionCause);
                  throw new RepeatConfigureException(exceptionCause);
              }
  
              dataMediaSourceDao.insert(dataMediaSourceDo);
  
          } catch (RepeatConfigureException rce) {
              throw rce;
          } catch (Exception e) {
              logger.error("ERROR ## create dataMediaSource has an exception!");
              throw new ManagerException(e);
          }
      }
  
      /**
       * 删除
       */
      public void remove(Long dataMediaSourceId) {
          Assert.assertNotNull(dataMediaSourceId);
  
          try {
              dataMediaSourceDao.delete(dataMediaSourceId);
          } catch (Exception e) {
              logger.error("ERROR ## remove dataMediaSource has an exception!");
              throw new ManagerException(e);
          }
  
      }
  
      /**
       * 修改
       */
      public void modify(DataMediaSource dataMediaSource) {
          Assert.assertNotNull(dataMediaSource);
  
          try {
              DataMediaSourceDO dataMediaSourceDo = modelToDo(dataMediaSource);
              if (dataMediaSourceDao.checkUnique(dataMediaSourceDo)) {
                  dataMediaSourceDao.update(dataMediaSourceDo);
              } else {
                  String exceptionCause = "exist the same name source in the database.";
                  logger.warn("WARN ## " + exceptionCause);
                  throw new RepeatConfigureException(exceptionCause);
              }
          } catch (RepeatConfigureException rce) {
              throw rce;
          } catch (Exception e) {
              logger.error("ERROR ## modify dataMediaSource has an exception!");
              throw new ManagerException(e);
          }
      }
  
      /**
       * 查出所有的DataMediaSource
       */
      public List<DataMediaSource> listAll() {
  
          return listByIds();
      }
  
      @Override
      public List<DataMediaSource> listByCondition(Map condition) {
          List<DataMediaSource> dataMediaSources = new ArrayList<DataMediaSource>();
          try {
              List<DataMediaSourceDO> dataMediaSourceDos = dataMediaSourceDao.listByCondition(condition);
              if (dataMediaSourceDos.isEmpty()) {
                  logger.debug("DEBUG ## couldn't query any DataMediaSources by the condition:"
                               + JsonUtils.marshalToString(condition));
                  return dataMediaSources;
              }
              dataMediaSources = doToModel(dataMediaSourceDos);
          } catch (Exception e) {
              logger.error("ERROR ## query DataMediaSources by condition has an exception!");
              throw new ManagerException(e);
          }
  
          return dataMediaSources;
      }
  
      public List<DataMediaSource> listByIds(Long... identities) {
  
          List<DataMediaSourceDO> dataMediaSourceDos = null;
          if (identities.length < 1) {
              dataMediaSourceDos = dataMediaSourceDao.listAll();
              if (dataMediaSourceDos.isEmpty()) {
                  logger.debug("DEBUG ## couldn't query any dataMediaSource, maybe hasn't create any dataMediaSource.");
                  return new ArrayList<DataMediaSource>();
              }
          } else {
              dataMediaSourceDos = dataMediaSourceDao.listByMultiId(identities);
              if (dataMediaSourceDos.isEmpty()) {
                  String exceptionCause = "couldn't query any dataMediaSource by dataMediaSourceIds:"
                                          + Arrays.toString(identities);
                  logger.error("ERROR ## " + exceptionCause);
                  throw new ManagerException(exceptionCause);
              }
          }
  
          return doToModel(dataMediaSourceDos);
      }
  
      /**
       * 根据DataMediaSourceId找到对应的DataMediaSource
       */
      public DataMediaSource findById(Long dataMediaSourceId) {
          Assert.assertNotNull(dataMediaSourceId);
          List<DataMediaSource> dataMediaSources = listByIds(dataMediaSourceId);
          if (dataMediaSources.size() != 1) {
              String exceptionCause = "query dataMediaSourceId:" + dataMediaSourceId + " but return "
                                      + dataMediaSources.size() + " dataMediaSource.";
              logger.error("ERROR ## " + exceptionCause);
              throw new ManagerException(exceptionCause);
          }
          return dataMediaSources.get(0);
  
      }
  
      public int getCount() {
          return dataMediaSourceDao.getCount();
      }
  
      public int getCount(Map condition) {
          return dataMediaSourceDao.getCount(condition);
      }
  
      /**
       * 类型：数据库类型 Mysql和Oracle 用于Model对象转化为DO对象
       * 
       * @param dataMediaSource
       * @return DataMediaSourceDO
       */
      private DataMediaSourceDO modelToDo(DataMediaSource dataMediaSource) {
          DataMediaSourceDO dataMediaSourceDo = new DataMediaSourceDO();
          try {
              dataMediaSourceDo.setId(dataMediaSource.getId());
              dataMediaSourceDo.setName(dataMediaSource.getName());
              dataMediaSourceDo.setType(dataMediaSource.getType());
              if (dataMediaSource instanceof DbMediaSource) {
                  dataMediaSourceDo.setProperties(JsonUtils.marshalToString((DbMediaSource) dataMediaSource));
              } else if (dataMediaSource instanceof MqMediaSource) {
                  dataMediaSourceDo.setProperties(JsonUtils.marshalToString((MqMediaSource) dataMediaSource));
              }
  
              dataMediaSourceDo.setGmtCreate(dataMediaSource.getGmtCreate());
              dataMediaSourceDo.setGmtModified(dataMediaSource.getGmtModified());
          } catch (Exception e) {
              logger.error("ERROR ## change the dataMediaSource Model to Do has an exception");
              throw new ManagerException(e);
          }
  
          return dataMediaSourceDo;
      }
  
      /**
       * 类型：数据库类型 Mysql和Oracle 用于DO对象转化为Model对象
       * 
       * @param dataMediaSourceDo
       * @return DataMediaSource
       */
      private DataMediaSource doToModel(DataMediaSourceDO dataMediaSourceDo) {
  
          DataMediaSource dataMediaSource = new DbMediaSource();
          try {
              if (dataMediaSourceDo.getType().isMysql() || dataMediaSourceDo.getType().isOracle()) {
                  dataMediaSource = JsonUtils.unmarshalFromString(dataMediaSourceDo.getProperties(), DbMediaSource.class);
              } else if (dataMediaSourceDo.getType().isNapoli() || dataMediaSourceDo.getType().isMq()) {
                  dataMediaSource = JsonUtils.unmarshalFromString(dataMediaSourceDo.getProperties(), MqMediaSource.class);
              }
  
              dataMediaSource.setId(dataMediaSourceDo.getId());
              dataMediaSource.setGmtCreate(dataMediaSourceDo.getGmtCreate());
              dataMediaSource.setGmtModified(dataMediaSourceDo.getGmtModified());
          } catch (Exception e) {
              logger.error("ERROR ## change the dataMediaSource Do to Model has an exception");
              throw new ManagerException(e);
          }
  
          return dataMediaSource;
      }
  
      private List<DataMediaSource> doToModel(List<DataMediaSourceDO> dataMediaSourceDos) {
          List<DataMediaSource> dataMediaSources = new ArrayList<DataMediaSource>();
          for (DataMediaSourceDO dataMediaSourceDo : dataMediaSourceDos) {
              dataMediaSources.add(doToModel(dataMediaSourceDo));
          }
          return dataMediaSources;
      }
  
      /* ------------------------setter / getter--------------------------- */
  
      public void setDataMediaSourceDao(DataMediaSourceDAO dataMediaSourceDao) {
          this.dataMediaSourceDao = dataMediaSourceDao;
      }
  }
  