examplequerymsg.java

JXTA&#8482 is a set of open, generalized peer-to-peer (P2P) protocols that allow any networked devi

import java.io.IOException;
import java.io.InputStream;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
import java.io.StringWriter;
import java.util.Enumeration;
import net.jxta.document.Document;
import net.jxta.document.Element;
import net.jxta.document.MimeMediaType;

import net.jxta.document.StructuredDocument;
import net.jxta.document.StructuredDocumentFactory;
import net.jxta.document.StructuredTextDocument;
import net.jxta.document.TextElement;

/**
 *
 * @author mr.nguyentuandung
 */
public class ExampleQueryMsg {

    private double base =  0.0;
    private double power = 0.0;

    public ExampleQueryMsg(double b,double p){
        base = b;
        power = p;
    }
    public ExampleQueryMsg(InputStream instream) throws IOException{
        StructuredTextDocument document = (StructuredTextDocument)
                StructuredDocumentFactory.newStructuredDocument
                (new MimeMediaType("text/xml"), instream);
        Enumeration elements = document.getChildren();
        while(elements.hasMoreElements()){
            TextElement element = (TextElement)elements.nextElement();
            if(element.getName().equals("base")){
                base = Double.valueOf(element.getTextValue()).doubleValue();
                continue;
            }
            if(element.getName().equals("power")){
                power = Double.valueOf(element.getTextValue()).doubleValue();
                continue;
            }
        }
    }
    public double getBase(){
        return base;
    }
    public double getPower(){
        return power;
    }
    public Document getDocument(MimeMediaType asMimeType){
        StructuredDocument document = (StructuredTextDocument)
                StructuredDocumentFactory.newStructuredDocument
                (asMimeType, "Example:ExampleQuery");
        Element element;
        element = document.createElement("base", Double.toString(getBase()));
        document.appendChild(element);

        element = document.createElement("power", Double.toHexString(getPower()));
        document.appendChild(element);

        return document;
    }
    @Override
    public String toString(){
        try{
            StringWriter out =  new StringWriter();
            StructuredTextDocument doc = (StructuredTextDocument)
                    getDocument(new MimeMediaType("text/xml"));
            doc.sendToWriter(out);
            return out.toString();
        }catch(IOException e){
            return "";
        }
    }


}