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package com.wtf.demo.socket; import javax.net.ssl.SSLSocket; import javax.net.ssl.SSLSocketFactory; import java.io.*; /** * Created by wtf on 2015/12/28. */ public class HTTPSClient { public static void main(String[] args) { int port = 443; String host = "sp0.baidu.com"; SSLSocketFactory factory = (SSLSocketFactory) SSLSocketFactory.getDefault(); SSLSocket socket = null; try { socket = (SSLSocket)factory.createSocket(host,port); //启用密码组 String[] supportedCipherSuites = socket.getSupportedCipherSuites(); socket.setEnabledCipherSuites(supportedCipherSuites); Writer out = new OutputStreamWriter(socket.getOutputStream(),"UTF-8"); //https在get中需要完全的URL out.write("GET https://" + host + "/ HTTP/1.1\r\n"); out.write("Host:" + host + "\r\n"); out.write("\r\n"); out.flush(); //读取相应 BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream())); //读取首部 String s; while(!(s=reader.readLine()).equals("")){ System.out.println(s); } System.out.println(); //读取长度 String contentLength = reader.readLine(); int length = Integer.MAX_VALUE; try{ length = Integer.parseInt(contentLength.trim(),16); }catch (NumberFormatException e){ // e.printStackTrace(); //这个服务器在响应题的第一行没有发送content-length } int c ; int i =0 ; while ((c= reader.read())!=-1 && i++ <length){ System.out.write(c); } System.out.println(); } catch (IOException e) { e.printStackTrace(); }finally { try{ if(socket!=null){ socket.close(); } }catch (Exception e){ e.printStackTrace(); } } } }