MySocketFactory.java

import android.net.SSLCertificateSocketFactory;
import android.net.SSLSessionCache;
import android.os.Build;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.params.HttpParams;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.TrustManager;
import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;

public class MySocketFactory extends SSLSocketFactory {
    private final javax.net.ssl.SSLSocketFactory mSocketFactory;

    public MySocketFactory() throws NoSuchAlgorithmException, KeyManagementException, KeyStoreException, UnrecoverableKeyException {
        super(null);

        setHostnameVerifier(BROWSER_COMPATIBLE_HOSTNAME_VERIFIER);

        TrustManager[] trustManagers = {new MyTrustManager()};

        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
            SSLSessionCache sslSessionCache = new SSLSessionCache(MyApp.get());
            SSLCertificateSocketFactory socketFactory = (SSLCertificateSocketFactory) SSLCertificateSocketFactory.getDefault(0, sslSessionCache);
            socketFactory.setTrustManagers(trustManagers);
            mSocketFactory = socketFactory;
        } else {
            SSLContext sslContext = SSLContext.getInstance(SSLSocketFactory.TLS);
            sslContext.init(null, trustManagers, null);
            mSocketFactory = sslContext.getSocketFactory();
        }
    }

    @Override
    public Socket createSocket(Socket socket, String host, int port, boolean autoClose) throws IOException {
        SSLSocket sslSocket = (SSLSocket) mSocketFactory.createSocket(socket, host, port, autoClose);
        getHostnameVerifier().verify(host, sslSocket);
        return sslSocket;
    }

    @Override
    public Socket createSocket() throws IOException {
        return mSocketFactory.createSocket();
    }

    @Override
    public Socket connectSocket(Socket sock, String host, int port, InetAddress localAddress, int localPort, HttpParams params) throws IOException {
        throw new UnsupportedOperationException();
    }
}