httpmessage.java

RFC 1945 Http1.0协议实现。对协议进行了完整面向对象设计

/**
 * 
 */
package edu.sysu.http.impl;

import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import java.util.Vector;

import edu.sysu.http.util.HttpGrammarException;

/**
 * @author Administrator
 * 
 */
public class HttpMessage {

	protected HttpEntity entity = new HttpEntity();
	protected Vector<HttpHeader> headerItems = new Vector<HttpHeader>();

	public Vector<HttpHeader> getHeaderItems() {
		return headerItems;
	}

	/**
	 * 
	 */
	public HttpMessage() {
		// TODO Auto-generated constructor stub
	}

	public void setEntity(HttpEntity entity) {
		this.entity = entity;
	}

	public HttpEntity getEntity() {
		return entity;
	}

	public String toString() {
		String tmp = new String();
		Iterator<HttpHeader> I = headerItems.iterator();
		while (I.hasNext()) {
			tmp += I.next().toString();
		}
		if( this.entity.toString() == null)
			return tmp;
		else
			return tmp += this.entity.toString();
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		String path = System.getProperty("user.dir") + "\\WebRoot\\index.html";
		System.out.println(path);
		HttpMessage msg = new HttpMessage();
		try {
			msg.getEntity().readFrom(path);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		try {
			HttpEntityHeader header1 = new HttpEntityHeader("Content-Length",
					msg.getEntity().getLength().toString());
			HttpEntityHeader header2 = new HttpEntityHeader("Content-Type",
					msg.getEntity().getContentType().toString());
			msg.getHeaderItems().add(header1);
			msg.getHeaderItems().add(header2);
			System.out.println(msg.toString());
		} catch (HttpGrammarException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

}