예제 #1
0
  /**
   * 基于dbGroupKey、appName来初始化多个TAtomDataSource
   *
   * @throws com.taobao.tddl.jdbc.group.exception.ConfigException
   */
  public void init() {
    if (dsKeyAndWeightCommaArray != null) {
      // 本地配置方式:dsKeyAndWeightCommaArray + dataSourceFetcher + dyType
      DataSourceFetcher wrapper =
          new DataSourceFetcher() {
            @Override
            public DataSource getDataSource(String key) {
              return dataSourceFetcher.getDataSource(key);
            }

            @Override
            public DBType getDataSourceDBType(String key) {
              DBType type = dataSourceFetcher.getDataSourceDBType(key);
              return type == null ? dbType : type; // 如果dataSourceFetcher没dbType,用tgds的dbType
            }
          };
      List<DataSourceWrapper> dss =
          ConfigManager.buildDataSourceWrapper(dsKeyAndWeightCommaArray, wrapper);
      init(dss);
    } else {
      checkProperties();
      configManager = new ConfigManager(this);
      configManager.init();
    }
  }
예제 #2
0
 public static TGroupDataSource build(
     String groupKey, String dsWeights, DataSourceFetcher fetcher, DataSourceType dataSourceType) {
   List<DataSourceWrapper> dss = ConfigManager.buildDataSourceWrapper(dsWeights, fetcher);
   TGroupDataSource tGroupDataSource = new TGroupDataSource();
   tGroupDataSource.setDataSourceType(dataSourceType);
   tGroupDataSource.setDbGroupKey(groupKey);
   tGroupDataSource.init(dss);
   return tGroupDataSource;
 }
예제 #3
0
 public void init(List<DataSourceWrapper> dataSourceWrappers) {
   configManager = new ConfigManager(this);
   configManager.init(dataSourceWrappers);
 }
예제 #4
0
 /**
  * 销毁数据源,慎用
  *
  * @throws Exception
  */
 public void destroyDataSource() throws Exception {
   if (configManager != null) {
     configManager.destroyDataSource();
   }
 }
예제 #5
0
 // 包访问级别,调用者不能缓存,否则会失去动态性
 DBSelector getDBSelector(boolean isRead) {
   return configManager.getDBSelector(isRead, this.autoSelectWriteDataSource);
 }
예제 #6
0
 /** 危险接口。一般用于测试。应用也可以直接通过该接口重置数据源配置 */
 public void resetDbGroup(String configInfo) {
   configManager.resetDbGroup(configInfo);
 }