utiltoolaction.java

来自「一个新闻发布系统的源代码」· Java 代码 · 共 71 行

package com.easyjweb.action;

import javax.servlet.http.HttpServletResponse;
import com.easyjf.web.ActionContext;
import com.easyjf.web.Module;
import com.easyjf.web.Page;
import com.easyjf.web.WebForm;
import com.easyjf.web.tools.AbstractCmdAction;
import org.dom4j.*;

public class utilToolAction extends AbstractCmdAction {

	public Page doInit(WebForm form, Module module) {
		   HttpServletResponse response=ActionContext.getContext().getResponse();
			try{
				response.setContentType("text/xml;charset=gbk");
				Object xml=form.get("xml");
				if(xml!=null)
				response.getWriter().write(handleXML((String)xml));
				response.getWriter().flush();
				response.getWriter().close();
				}
				catch(Exception e)
				{
					
				}
				return null;
	}

	private String handleXML(String xml)
	{
		Document client=null;		
		try{
		client=DocumentHelper.parseText(xml);
		}
		catch(Exception e)
		{
			System.out.println(e);
		}		
		String result="";
		if(client!=null){
		Node clientData=client.selectSingleNode("/root/data");
		result=formatText(clientData.getText());
		}
		DocumentFactory df=new DocumentFactory();
		Document doc=df.createDocument();
		doc.setXMLEncoding("utf-8");
		Element root=df.createElement("root");
		Element data=df.createElement("data");
		CDATA cdata=df.createCDATA(result);
		data.add(cdata);
		root.add(data);
		doc.add(root);
		//System.out.println(doc.asXML());
		return doc.asXML();
	}
private String formatText(String text)
{
	StringBuffer buffer=new StringBuffer();
	String[] s=text.split("\n");	
	for(int i=0;i<s.length;i++)
	{
		if(s[i].length()>0)
		buffer.append("<p>　　"+s[i]+"</p>\n");
		else
		buffer.append(s[i]+"\n");
	}
	return buffer.toString();
}
}