content: /**
   * Copyright 1999-2011 Alibaba Group
   *
   * 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.cobar.client.datasources;
  
  import java.util.Map;
  import java.util.Set;
  
  import javax.sql.DataSource;
  
  import com.alibaba.cobar.client.CobarSqlMapClientTemplate;
  import com.alibaba.cobar.client.transaction.MultipleDataSourcesTransactionManager;
  /**
   * A ICobarDataSourceLocator is responsible for constructing a mapping of data sources and their identities 
   * so that {@link MultipleDataSourcesTransactionManager} and {@link CobarSqlMapClientTemplate} can get a collection of data source dependencies in a consistent way.
   * <br>
   * The implementations of this interface can assemble such a mapping relationship as per data source references in a spring container, 
   * or read data source service configuration information from some location and then assemble data sources for usage later.
   * 
   * @author fujohnwang
   * @since  1.0 
   */
  public interface ICobarDataSourceService {
  	Map<String, DataSource> getDataSources();
  	Set<CobarDataSourceDescriptor> getDataSourceDescriptors();
  }
  