public class DummyTrustManager implements X509TrustManager {
    public void checkClientTrusted(X509Certificate[] cert, String authType) {
        // everything is trusted
    }
    public void checkServerTrusted(X509Certificate[] cert, String authType) {
        // everything is trusted
    }
    public X509Certificate[] getAcceptedIssuers() {
        return new X509Certificate[0];
    }
}

package test;

import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;

import javax.net.SocketFactory;
import javax.net.ssl.*;

public class DummySSLSocketFactory extends SSLSocketFactory {
    private SSLSocketFactory factory;

    public DummySSLSocketFactory() {
        try {
            SSLContext sslcontext = SSLContext.getInstance("TLS");
            sslcontext.init(null, new TrustManager[] { new DummyTrustManager()}, null);
            factory = (SSLSocketFactory)sslcontext.getSocketFactory();
        } catch(Exception ex) {}
    }

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

    public Socket createSocket() throws IOException {
        return factory.createSocket();
    }

    public Socket createSocket(Socket socket, String s, int i, boolean flag) throws IOException {
        return factory.createSocket(socket, s, i, flag);
    }

    public Socket createSocket(InetAddress inaddr, int i, InetAddress inaddr1, int j) throws IOException {
        return factory.createSocket(inaddr, i, inaddr1, j);
    }

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

    public Socket createSocket(String s, int i, InetAddress inaddr, int j) throws IOException {
        return factory.createSocket(s, i, inaddr, j);
    }

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

    public String[] getDefaultCipherSuites() {
        return factory.getDefaultCipherSuites();
    }

    public String[] getSupportedCipherSuites() {
        return factory.getSupportedCipherSuites();
    }
}

java.security.Security.setProperty("ssl.SocketFactory.provider", "test.DummySSLSocketFactory");