Java之Https请求

import java.io.BufferedReader;
 java.io.InputStream;
 java.io.InputStreamReader;
 java.io.OutputStream;
 java.net.URL;
 java.security.cert.CertificateException;
 java.security.cert.X509Certificate;

 javax.net.ssl.HttpsURLConnection;
 javax.net.ssl.SSLContext;
 javax.net.ssl.SSLSocketFactory;
 javax.net.ssl.TrustManager;
 javax.net.ssl.X509TrustManager;

public class testHttps implements X509TrustManager  {

    void checkClientTrusted(X509Certificate[] arg0,String arg1) throws CertificateException {
        // TODO Auto-generated method stub
        
    }

    void checkServerTrusted(X509Certificate[] arg0,1)">public X509Certificate[] getAcceptedIssuers() {
         TODO Auto-generated method stub
        return null;
    }
    
    static String httpsRequest(String requestUrl,String requestMethod,String outputStr){  
        StringBuffer buffer=;  
        try{  
        创建SSLContext  
        SSLContext sslContext=SSLContext.getInstance("SSL");  
        TrustManager[] tm={new testHttps()};  
        初始化  
        sslContext.init(null,tm, java.security.SecureRandom());;  
        获取SSLSocketFactory对象  
        SSLSocketFactory ssf=sslContext.getSocketFactory();  
        URL url= URL(requestUrl);  
        HttpsURLConnection conn=(HttpsURLConnection)url.openConnection();  
        conn.setDoOutput(true);  
        conn.setDoInput();  
        conn.setUseCaches(false);  
        conn.setRequestMethod(requestMethod);  
        设置当前实例使用的SSLSoctetFactory  
        conn.setSSLSocketFactory(ssf);  
        conn.connect();  
        往服务器端写内容  
        if(null!=outputStr){  
            OutputStream os=conn.getOutputStream();  
            os.write(outputStr.getBytes("utf-8"));  
            os.close();  
        }  
          
        读取服务器端返回的内容  
        InputStream is=conn.getInputStream();  
        InputStreamReader isr=new InputStreamReader(is,"utf-8");  
        BufferedReader br= BufferedReader(isr);  
        buffer= StringBuffer();  
        String line=while((line=br.readLine())!=){  
            buffer.append(line);  
        }  
        }catch(Exception e){  
            e.printStackTrace();  
        }  
        return buffer.toString();  
    }  

    
    static void main(String[] args) {
        String s=httpsRequest("https://www.baidu.com","GET",1)">);  
        System.out.println(s);  
    }
}