base.ssl.TrustingSslSocketFactory Maven / Gradle / Ivy

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/**
 * Creative commons Attribution-NonCommercial license.
 *
 * http://creativecommons.org/licenses/by-nc/2.5/au/deed.en_GB
 *
 * NO WARRANTY IS GIVEN OR IMPLIED, USE AT YOUR OWN RISK.
 */
package base.ssl;

import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import java.security.GeneralSecurityException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

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

public class TrustingSslSocketFactory extends SocketFactory {

	private static SocketFactory factory = null;

	public static SocketFactory getDefault() {
		return new TrustingSslSocketFactory();
	}

	public Socket createSocket(String arg0, int arg1) throws IOException {
		return factory.createSocket(arg0, arg1);
	}

	public Socket createSocket(InetAddress arg0, int arg1) throws IOException {
		return factory.createSocket(arg0, arg1);
	}

	public Socket createSocket(String arg0, int arg1, InetAddress arg2, int arg3) throws IOException {
		return factory.createSocket(arg0, arg1, arg2, arg3);
	}

	public Socket createSocket(InetAddress arg0, int arg1, InetAddress arg2, int arg3) throws IOException {
		return factory.createSocket(arg0, arg1, arg2, arg3);
	}

	/**
	 * Setup the default trusting SSL socket factory.
	 */
	static {
		TrustManager[] trustManager = new TrustManager[] {
				new X509TrustManager() {
					public X509Certificate[] getAcceptedIssuers() { return null; }
					public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
						// By not throwing an exception we indicate that we trust this certificate
					}
					public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
						// By not throwing an exception we indicate that we trust this server
					}
				}
		};

		// Create the socket factory that uses the trusting trust manager.
		try {
			SSLContext sc = SSLContext.getInstance("SSL");
			sc.init(null, trustManager, new java.security.SecureRandom());
			factory = sc.getSocketFactory();
		} catch (GeneralSecurityException e) {
			// This should never happen. If it does there is nothing anyone can do about it
			e.printStackTrace();
		}
	}

}