/**
    * Copyright By Grandsoft Company Limited.  
    * 2013-8-10 上午06:11:36
    */
   package gboat2.base.core.web.md;
   
   import gboat2.base.core.dao.QuerySupport;
   import gboat2.base.core.model.ContentMetadata;
   import gboat2.base.core.service.IBaseService;
  import gboat2.base.core.util.JsonVelocityUtil;
  import gboat2.base.core.util.SpringContextUtil;
  
  import java.net.URL;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import net.sf.json.JSONObject;
  
  import org.osgi.framework.Bundle;
  
  
  /**
   * 
   * 元数据定制后保存在数据库的内容处理
   * @author lysming
   * @since jdk1.6
   * @date 2013-8-10
   *  
   */
  
  public class DbConfigHandler extends MetadataHandler {
  
  	@SuppressWarnings("unchecked")
      @Override
  	public JSONObject parseMetadata(JSONObject object, URL url,Bundle bundle, MetadataHandlerChain chain) {
  		Map<String, Object> params = new HashMap<String, Object>();
  		params.put(QuerySupport.PARAM_TABLENAME, ContentMetadata.class);
  		params.put("_metaDataStatus", "1");
  		params.put("_fileName", url.getFile());
  		params.put("_bundleSymble", chain.getBundle().getSymbolicName());
  		IBaseService baseService = (IBaseService) SpringContextUtil.getInstance().getBeanOfId("baseService");
  		List<ContentMetadata> list = (List<ContentMetadata>) baseService.query(params);
  
  		String content;
  		if (!list.isEmpty()) {
  			content = JsonVelocityUtil.fillJsonByVelocityfromMdStr(list.get(0).getContent(), getActionParam(chain.getAction()));
  
  			try {
  				object = JSONObject.fromObject(content);
  			} catch (Exception e) {
  				dealJSONException(e);
  			}
  		}
  		
  		return chain.doHandler(object,url,bundle);
  	}
  
  }