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.router.rules.ibatis;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.commons.lang.Validate;
  
  import com.alibaba.cobar.client.router.rules.AbstractEntityAttributeRule;
  import com.alibaba.cobar.client.router.rules.IRoutingRule;
  import com.alibaba.cobar.client.router.support.IBatisRoutingFact;
  import com.alibaba.cobar.client.support.utils.CollectionUtils;
  /**
   * super class for all of the {@link IRoutingRule} implementations that is oriented to be used to do routing with iBatis sqlmap.
   * 
   * @author fujohnwang
   * @since  1.0
   */
  public abstract class AbstractIBatisOrientedRule extends AbstractEntityAttributeRule<IBatisRoutingFact, List<String>> {
      public static final String DEFAULT_DATASOURCE_IDENTITY_SEPARATOR = ",";
      
      private Map<String, Object> functionMap = new HashMap<String, Object>();
  
      private String actionPatternSeparator = DEFAULT_DATASOURCE_IDENTITY_SEPARATOR;
      
      private List<String>       dataSourceIds                         = new ArrayList<String>();
  
      public AbstractIBatisOrientedRule(String pattern, String action) {
          super(pattern, action);
      }
  
      public AbstractIBatisOrientedRule(String pattern, String action, String attributePattern) {
          super(pattern, action, attributePattern);
      }
  
      public synchronized List<String> action() {
          if(CollectionUtils.isEmpty(dataSourceIds))
          {
              List<String> ids = new ArrayList<String>();
              for (String id : StringUtils.split(getAction(), getActionPatternSeparator())) {
                  ids.add(StringUtils.trimToEmpty(id));
              }
              setDataSourceIds(ids);
          }
          return dataSourceIds;
      }
  
      public void setDataSourceIds(List<String> dataSourceIds) {
          this.dataSourceIds = dataSourceIds;
      }
  
      public List<String> getDataSourceIds() {
          return dataSourceIds;
      }
  
      public void setActionPatternSeparator(String actionPatternSeparator) {
          Validate.notNull(actionPatternSeparator);
          this.actionPatternSeparator = actionPatternSeparator;
      }
  
      public String getActionPatternSeparator() {
          return actionPatternSeparator;
      }
  
      public void setFunctionMap(Map<String, Object> functionMap) {
          this.functionMap = functionMap;
      }
  
      public Map<String, Object> getFunctionMap() {
          return functionMap;
      }
  
  }
  