content: /*******************************************************************************
   * Copyright 2017 Bstek
   *
   * 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.bstek.ureport.definition.searchform;
  
  import com.bstek.ureport.build.Dataset;
  
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * @author
   * @since 10月23日
   */
  public class RenderContext {
  	private int id=0;
  	private Map<String,Dataset> datasetMap;
  	private Map<String, Object> parameters;
  	private Map<Component,String> componentMap=new HashMap<Component,String>();
  	private Map<String,Object> metadata=new HashMap<String,Object>();
  	public RenderContext(Map<String,Dataset> datasetMap,Map<String, Object> parameters) {
  		this.datasetMap=datasetMap;
  		this.parameters=parameters;
  	}
  	public Dataset getDataset(String datasetName) {
  		return datasetMap.get(datasetName);
  	}
  	public Object getParameter(String name){
  		return parameters.get(name);
  	}
  	public String buildComponentId(Component component){
  		if(componentMap.containsKey(component)){
  			return componentMap.get(component);
  		}
  		String cid="__c_"+(id++);
  		componentMap.put(component, cid);
  		return cid;
  	}
  	public Object getMetadata(String key) {
  		return metadata.get(key);
  	}
  	public void putMetadata(String key,Object value){
  		metadata.put(key, value);
  	}
  }
  