SSLForNonValidCertsSocketFactory.java

package com.bluevia.android.commons.connector.http;

import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.conn.scheme.LayeredSocketFactory;
import org.apache.http.conn.scheme.SocketFactory;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;

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

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

/**
 * Class to create a Socket Factory that do not do the validation of the certificate
 * This class is done in order to test HTTPS connections without validating the
 * test certificates.
 * This class should not be used in a production environment
 *
 *
 */
class SSLForNonValidCertsSocketFactory implements SocketFactory, LayeredSocketFactory {

    private SSLContext sslcontext = null;

    private static SSLContext createEasySSLContext() throws IOException {
        try {
            SSLContext context = SSLContext.getInstance("TLS");
            context.init(null, new TrustManager[] {
                new X509TrustManager() {
                    public void checkClientTrusted(X509Certificate[] chain, String authType)
                            throws CertificateException {
                    }

                    public void checkServerTrusted(X509Certificate[] chain, String authType)
                            throws CertificateException {
                    }

                    public X509Certificate[] getAcceptedIssuers() {
                        return new X509Certificate[0];
                    }
                }
            }, null);
            return context;
        } catch (Exception e) {
            throw new IOException(e.getMessage());
        }
    }

    private SSLContext getSSLContext() throws IOException {
        if (this.sslcontext == null) {
            this.sslcontext = createEasySSLContext();
        }
        return this.sslcontext;
    }

    /**
     * @see org.apache.http.conn.scheme.SocketFactory#connectSocket(java.net.Socket,
     *      java.lang.String, int, java.net.InetAddress, int,
     *      org.apache.http.params.HttpParams)
     */
    public Socket connectSocket(Socket sock, String host, int port, InetAddress localAddress,
            int localPort, HttpParams params) throws IOException, UnknownHostException,
            ConnectTimeoutException {
        int connTimeout = HttpConnectionParams.getConnectionTimeout(params);
        int soTimeout = HttpConnectionParams.getSoTimeout(params);

        InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
        SSLSocket sslsock = (SSLSocket) ((sock != null) ? sock : createSocket());

        if ((localAddress != null) || (localPort > 0)) {
            // we need to bind explicitly
            if (localPort < 0) {
                localPort = 0; // indicates "any"
            }
            InetSocketAddress isa = new InetSocketAddress(localAddress, localPort);
            sslsock.bind(isa);
        }

        sslsock.connect(remoteAddress, connTimeout);
        sslsock.setSoTimeout(soTimeout);
        return sslsock;

    }

    /**
     * @see org.apache.http.conn.scheme.SocketFactory#createSocket()
     */
    public Socket createSocket() throws IOException {
        return getSSLContext().getSocketFactory().createSocket();
    }

    /**
     * @see org.apache.http.conn.scheme.SocketFactory#isSecure(java.net.Socket)
     */
    public boolean isSecure(Socket socket) throws IllegalArgumentException {
        return true;
    }

    /**
     * @see org.apache.http.conn.scheme.LayeredSocketFactory#createSocket(java.net.Socket,
     *      java.lang.String, int, boolean)
     */
    public Socket createSocket(Socket socket, String host, int port, boolean autoClose)
            throws IOException, UnknownHostException {
        return getSSLContext().getSocketFactory().createSocket(socket, host, port, autoClose);
    }

    // -------------------------------------------------------------------
    // javadoc in org.apache.http.conn.scheme.SocketFactory says :
    // Both Object.equals() and Object.hashCode() must be overridden
    // for the correct operation of some connection managers
    // -------------------------------------------------------------------

    /**
     * @see java.lang.Object#equals(java.lang.Object)
     */
    public boolean equals(Object obj) {
        return ((obj != null) && obj.getClass().equals(this.getClass()));
    }

    /**
     * @see java.lang.Object#hashCode()
     */
    public int hashCode() {
        return SSLForNonValidCertsSocketFactory.class.hashCode();
    }

}