package MyBot;

import javax.xml.parsers.*;
import java.io.*;
import org.w3c.dom.*;
import org.xml.sax.*;

/** 
 * @author  tanghf
 * @version 1.3
 * @since 2011/5/10
 **/ 

public class XMLDisposal {
	
	public XMLDisposal() throws IOException{
		
	}
	public static void main(String[] args) {

	}
	
	public static String GetType(String args){
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		try{
			DocumentBuilder builder = factory.newDocumentBuilder();
			Document doc = builder.parse(new InputSource(new StringReader(args)));
			doc.normalize();
			Node type = doc.getElementsByTagName("type").item(0).getFirstChild();
			String typevalue = type.getNodeValue();
			return typevalue;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
	
	public static String GetUser(String args){
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		try{
			DocumentBuilder builder = factory.newDocumentBuilder();
			Document doc = builder.parse(new InputSource(new StringReader(args)));
			doc.normalize();
			Node user = doc.getElementsByTagName("user").item(0).getFirstChild();
			String uservalue = user.getNodeValue();
			return uservalue;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
	
	public static String GetTime(String args){
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		try{
			DocumentBuilder builder = factory.newDocumentBuilder();
			Document doc = builder.parse(new InputSource(new StringReader(args)));
			doc.normalize();
			Node time = doc.getElementsByTagName("time").item(0).getFirstChild();
			String timevalue = time.getNodeValue();
			return timevalue;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
	
	public static String GetContent(String args){
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		try{
			DocumentBuilder builder = factory.newDocumentBuilder();
			Document doc = builder.parse(new InputSource(new StringReader(args)));
			doc.normalize();
			Node content = doc.getElementsByTagName("content").item(0).getFirstChild();
			String contentvalue = content.getNodeValue();
			return contentvalue;
		}catch(Exception e){
			e.printStackTrace();
			return null;
		}
	}
	
	public static String XmlBuild(String type, String time, String user, String content){
		
		StringBuffer sb = new StringBuffer();
		sb.append("<?xml version=\"1.0\" encoding=\"GB2312\" ?>\n");
		sb.append("<msg>\n");
		sb.append("\t<type>"+type+"</type>\n");
		sb.append("\t<user>"+user+"</user>\n");
		sb.append("\t<time>"+time+"</time>\n");
		sb.append("\t<content>"+content+"</content>\n");
		sb.append("</msg>");
		return sb.toString();
	}

}