jstlelaction.java

实现一些hibernate底层的东西

package com.oristand.cn;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

/**
 * 测试EL表达式
 * @author Administrator
 *
 */
public class JstlElAction extends Action {

	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		request.setAttribute( "Hello" , "Hello word" );
		
		Group group = new Group();
		group.setName( "东方标准" );
		
		User user = new User();
		user.setName( "胥东" );
		user.setAge( 20 );
		user.setGroup( group );
		request.setAttribute( "user" , user );
		
		Map map = new HashMap();
		map.put( "key1" , "mapKey1" );
		map.put( "key2" , "mapKey2" );
		request.setAttribute( "mapValue" , map );
		
		String[] strArray = new String[]{ "a" , "b" , "c" };
		request.setAttribute( "strArray", strArray );
		
		User[] users = new User[10];
		for( int i = 0 ; i < users.length ; i++ )
		{
			User u = new User();
			u.setName( "U__" + i );
			users[ i ] = u;
		}
		request.setAttribute( "users" , users );
		
		List list = new ArrayList();
		for( int i = 0 ; i < 5 ; i++ )
		{
			User uu = new User();
			uu.setName( "UU" + i );
			list.add( uu );
		}
		
		request.setAttribute( "list", list );
		
		request.setAttribute( "value1", "" );
		request.setAttribute( "value2", new ArrayList() );
		request.setAttribute( "value3",  "123456" );
		
		return mapping.findForward( "success" );
	}
	
}