支持静态页面的简易WebServer

Server

package cn.com.demo.tomcat;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;

public class RequestDealThread extends Thread{
    private Socket socket;
    public RequestDealThread(Socket socket)
    {
        this.socket = socket;
    }
    
    public void run()
    {
        try{
            InputStream in = socket.getInputStream();
            OutputStream out = socket.getOutputStream();
            //1、获取请求内容
            InputStreamReader reader = new InputStreamReader(in);
            char[] chars = new char[1024];
            int count = reader.read(chars);
            //2、获取请求名称
            String reqStr = new String(chars,0,count);
            String[] lines = reqStr.split("\n");//获取到请求信息后，用split通过换行分割
            String reqName = null;
            if(lines != null&&lines.length>0)
            {
                String firstLine = lines[0];//split分割后的第一行
                String[] firstLines = firstLine.split(" ");//将分割后的第一行信息用split通过空格分割
                if(firstLines != null && firstLines.length==3)
                {
                    reqName = firstLines[1];//得到分割后的第二个字符串
                    System.out.println(reqName);
                }
            }
            //3、根据资源请求名称，读取文件内容
            InputStream resourceIN = this.getClass().getResourceAsStream(reqName);
            //4、将内容和响应头信息合并，写入输出流
            out.write("HTTP/1.1 200 OK\n".getBytes());
            out.write("Server: Apache-Coyote/1.1\n".getBytes());
            out.write("Date: Wed, 27 Dec 2017 12:59:42 GMT\n".getBytes());
            out.write("\n".getBytes());
            byte[] bytes = new byte[1024];
            while((count = resourceIN.read(bytes))!=-1)
            {
                out.write(bytes,0,count);
            }
            out.flush();
            in.close();
            resourceIN.close(); 
        }catch (Exception e) {
            // TODO: handle exception
            e.printStackTrace();
        }finally{
            try {
                socket.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        
    }


}

Test方法

package cn.com.demo.tomcat;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketException;

public class TomcatServer {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        try {
            ServerSocket server = new ServerSocket(8087);
            while(true)
            {
            Socket socket = server.accept();
            new RequestDealThread(socket).start();
            }
        } catch (SocketException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }catch (Exception e) {
            // TODO: handle exception
        }
    }

}