在Java程序中读取HTTPS页面的类

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLConnection;

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

public class HttpsReader {
public String getHTML(String url) throws IOException {
  // Create a trust manager that does not validate certificate chains
  TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() {
   public java.security.cert.X509Certificate[] getAcceptedIssuers() {
    return null;
   }

   public void checkClientTrusted(java.security.cert.X509Certificate[] certs, String authType) {
   }

   public void checkServerTrusted(java.security.cert.X509Certificate[] certs, String authType) {
   }
  } };

  // Install the all-trusting trust manager
  try {
   SSLContext sc = SSLContext.getInstance("SSL");
   sc.init(null, trustAllCerts, new java.security.SecureRandom());
   HttpsURLConnection
     .setDefaultSSLSocketFactory(sc.getSocketFactory());
  } catch (Exception e) {
  }
  URL sslUrl = new url(/blog/url);
  URLConnection inConnection = sslUrl.openConnection();
  InputStream is = inConnection.getInputStream();

  byte[] buffer = new byte[16384];
  StringBuffer sb = new StringBuffer();

  while (true) {
   int bytesRead = is.read(buffer, 0, buffer.length);
   if (bytesRead < 0)
    break;
   String s = new String(buffer, 0, bytesRead, "GB2312");
   sb.append(s);
  }
  is.close();

  String outContent = sb.toString();
  return outContent;
}

}