xmlhttpresult.java

本源码为教学管理信息系统

/**
 * Copyright (c) 2002-2005 by HeiLongJiang Oliveinfo Industry Co.,Ltd.
 * All rights reserved.
 */
package com.wygl.xmlhttp;


import java.io.PrintWriter;
import javax.servlet.http.HttpServletResponse;
import com.opensymphony.webwork.ServletActionContext;
import com.opensymphony.xwork.ActionInvocation;
import com.opensymphony.xwork.Result;
import com.opensymphony.xwork.util.OgnlValueStack;

/**
 * @author：xiexd
 * Created on 2005-12-16
 * 
 */
public class XmlHttpResult implements Result {	
	public void execute(ActionInvocation arg0) throws Exception {		
		OgnlValueStack stack = (OgnlValueStack) ServletActionContext.getRequest().getAttribute("webwork.valueStack");		
		String xmlString = (String) stack.findValue("xmlString");		
		if (xmlString == null) {
			throw new NullPointerException("No xmlString found");
		}		
		HttpServletResponse response = ServletActionContext.getResponse();
		response.setContentType("text/xml;charset=gbk");		
		PrintWriter writer = response.getWriter();
		System.out.println("=======XmlHttpResult xmlString="+xmlString);
		writer.write(xmlString);
	}
	
}