xiaoifei
11 months ago
commit
57093ddd8b
@ -0,0 +1,30 @@
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### IntelliJ IDEA ###
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out/
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!**/src/main/**/out/
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!**/src/test/**/out/
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.idea
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/*.iml
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### Eclipse ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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bin/
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!**/src/main/**/bin/
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!**/src/test/**/bin/
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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### VS Code ###
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.vscode/
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### Mac OS ###
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.DS_Store
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@ -0,0 +1,10 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Title</title>
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</head>
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<body>
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<h1>This is Index Page.</h1>
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</body>
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</html>
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@ -0,0 +1,40 @@
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import java.io.IOException;
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import java.io.InputStream;
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public class MyHttpRequest {
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private InputStream inputStream;
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private String uri;
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public MyHttpRequest(InputStream inputStream) {
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this.inputStream = inputStream;
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}
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/**
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* 解析流
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*/
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public void parse(){
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try {
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byte[] bytes = new byte[1024];
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inputStream.read(bytes);
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String request = new String(bytes);
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parseUri(request);
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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/**
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* 请求判断
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*/
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public void parseUri(String request) {
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int index1,index2;
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index1 = request.indexOf(" ");//找空格下标
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index2 = request.indexOf(" ",index1+1);//找空格下标2
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uri = request.substring(index1+1,index2);//输出资源位置
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System.out.println(uri);
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}
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public String getUri() {
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return this.uri;
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}
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}
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@ -0,0 +1,50 @@
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import java.io.*;
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public class MyHttpResponse {
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private int statusCode;
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private String statusMessage;
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private OutputStream outputStream;
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public MyHttpResponse(OutputStream outputStream){
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this.outputStream = outputStream;
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}
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public void sendRedirect(String uri){
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//判断资源是否存在
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// 不存在返回404
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// 存在返回目标资源
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File file = new File(System.getProperty("user.dir")+"/WebContent" + uri);
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if (file.exists()){
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try {
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FileInputStream fileInputStream = new FileInputStream(file);
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byte[] bytes = new byte[(int)file.length()];
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fileInputStream.read(bytes);
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String result = new String(bytes);
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// System.out.println(result);
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String response = getResponseMessage("200,",result);
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this.outputStream.write(response.getBytes());
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}else {
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try {
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String error = getResponseMessage("404","404 File Not Found!");
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this.outputStream.write(error.getBytes());
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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}
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public String getResponseMessage(String code, String message){
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return "HTTP/1.1 " + code + "\r\n" +
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"Content-Type: text/html\r\n" +
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"Content-Length: " + message.length() +
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"\r\n" +
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"\r\n" +
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message;
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}
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}
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.net.ServerSocket;
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import java.net.Socket;
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public class MyHttpServer {
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private int port = 8080;
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public void receiving()
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{
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try{
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//create socket service
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ServerSocket serverSocket = new ServerSocket(port);
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while(true){
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//获取连接对象
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Socket socket = serverSocket.accept();
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//获取链接对象输入流
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InputStream inputStream = socket.getInputStream();
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//创建request
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MyHttpRequest request = new MyHttpRequest(inputStream);
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//解析请求
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request.parse();
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//创建响应
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OutputStream outputStream = socket.getOutputStream();
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MyHttpResponse response = new MyHttpResponse(outputStream);
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//进行响应
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response.sendRedirect(request.getUri());
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}
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//loop accept requests
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}catch (Exception e){
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}
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}
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}
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@ -0,0 +1,7 @@
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public class Test {
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public static void main(String[] args) {
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System.out.println("server startup successfully");
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MyHttpServer server = new MyHttpServer();
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server.receiving();
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}
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}
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