org.kuali.mobility.push.factory.iOSFeedbackConnectionFactory.java Source code

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Here is the source code for org.kuali.mobility.push.factory.iOSFeedbackConnectionFactory.java

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/**
 * The MIT License
 * Copyright (c) 2011 Kuali Mobility Team
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package org.kuali.mobility.push.factory;

import org.apache.commons.pool.PoolableObjectFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.Resource;

import javax.net.ssl.*;
import java.security.KeyStore;

/**
 * Factory that creates a pool of connection to the Apple Push Notifications Feedback Service.
 * This Factory is used by <code>DeviceFeedbackMonitor</code> and is injected using spring configuration.
 * 
 * The configuration for this factory is injected via spring.
 * 
  * Available spring properties are:<br>
 * <table style="border-collapse:collapse; border: 1px solid;" border="1" cellpadding="3px">
 *    <tr><th>Property</th><th>Purpose</th></tr>
 *  <tr><td><code>push.apple.feedback.host</code></td><td>APNS host name</td></tr>
 *    <tr><td><code>push.apple.key.file</code></td><td>Path to the certificate for APNS</td></tr>
 *    <tr><td><code>push.apple.key.passphrase</code></td><td>Password for the certificate</td></tr>
 *    <tr><td><code>push.apple.feedback.port</code></td><td>Port connect to on the APNS</td></tr>
 * </table>
 * 
 * @author Kuali Mobility Team (mobility.dev@kuali.org)
 * @since 2.3.0
 */
public class iOSFeedbackConnectionFactory implements PoolableObjectFactory<SSLSocket> {

    /** APN host name */
    @Value("${push.apple.feedback.host}")
    private String host = null;

    /** APN Host port */
    @Value("${push.apple.feedback.port}")
    private int port;

    /** Path to the cert for APN */
    @Value("${push.apple.key.file}")
    private Resource certPath;

    /** Password for the APN certificate */
    @Value("${push.apple.key.passphrase}")
    private String certPassword;

    /*
     * (non-Javadoc)
     * @see org.apache.commons.pool.PoolableObjectFactory#makeObject()
     */
    @Override
    public SSLSocket makeObject() throws Exception {
        KeyStore keyStore = KeyStore.getInstance("PKCS12");
        keyStore.load(certPath.getInputStream(), certPassword.toCharArray());
        KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance("sunx509");
        keyManagerFactory.init(keyStore, certPassword.toCharArray());
        TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance("sunx509");
        trustManagerFactory.init(keyStore);
        SSLContext sslCtx = SSLContext.getInstance("TLS");
        sslCtx.init(keyManagerFactory.getKeyManagers(), null, null);
        SSLSocketFactory sslSocketFactory = sslCtx.getSocketFactory();
        SSLSocket socket = (SSLSocket) sslSocketFactory.createSocket(host, port);
        socket.startHandshake();
        return socket;
    }

    /*
     * (non-Javadoc)
     * @see org.apache.commons.pool.PoolableObjectFactory#destroyObject(java.lang.Object)
     */
    @Override
    public void destroyObject(SSLSocket obj) throws Exception {
        if (obj == null) {
            /* If an exception ocurred during the creation of an object
             * we will receive an null object to destroy */
            return;
        }
        try {
            obj.close();
        } catch (Exception e) {
            // Don't worry - just try and close
        }
    }

    /*
     * (non-Javadoc)
     * @see org.apache.commons.pool.PoolableObjectFactory#validateObject(java.lang.Object)
     */
    @Override
    public boolean validateObject(SSLSocket obj) {
        if (obj == null) {
            return false; // null is obviously not valid
        }
        return obj.isConnected() && !obj.isClosed();
    }

    /*
     * (non-Javadoc)
     * @see org.apache.commons.pool.PoolableObjectFactory#activateObject(java.lang.Object)
     */
    @Override
    public void activateObject(SSLSocket obj) throws Exception {
        // Do nothing
    }

    /*
     * (non-Javadoc)
     * @see org.apache.commons.pool.PoolableObjectFactory#passivateObject(java.lang.Object)
     */
    @Override
    public void passivateObject(SSLSocket obj) throws Exception {
        // Do nothing
    }
}