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Library to send Apple Push Notification.
There is a newer version: 1.0.0.Beta6
/*
 * Copyright 2010-2011, Mahmood Ali.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions and the following disclaimer
 *     in the documentation and/or other materials provided with the
 *     distribution.
 *   * Neither the name of Mahmood Ali. nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.notnoop.apns.internal;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicInteger;

import com.notnoop.apns.ApnsNotification;
import com.notnoop.apns.ApnsService;
import com.notnoop.apns.EnhancedApnsNotification;
import com.notnoop.exceptions.NetworkIOException;

abstract class AbstractApnsService implements ApnsService {
    private ApnsFeedbackConnection feedback;
    private AtomicInteger c = new AtomicInteger();

    public AbstractApnsService(ApnsFeedbackConnection feedback) {
        this.feedback = feedback;
    }

    public EnhancedApnsNotification push(String deviceToken, String payload) throws NetworkIOException {
        EnhancedApnsNotification notification =
            new EnhancedApnsNotification(c.incrementAndGet(), EnhancedApnsNotification.MAXIMUM_EXPIRY, deviceToken, payload);
        push(notification);
        return notification;
    }

    public EnhancedApnsNotification push(String deviceToken, String payload, Date expiry) throws NetworkIOException {
        EnhancedApnsNotification notification =
            new EnhancedApnsNotification(c.incrementAndGet(), (int)(expiry.getTime() / 1000), deviceToken, payload);
        push(notification);
        return notification;
    }

    public EnhancedApnsNotification push(byte[] deviceToken, byte[] payload) throws NetworkIOException {
        EnhancedApnsNotification notification =
            new EnhancedApnsNotification(c.incrementAndGet(), EnhancedApnsNotification.MAXIMUM_EXPIRY, deviceToken, payload);
        push(notification);
        return notification;
    }

    public EnhancedApnsNotification push(byte[] deviceToken, byte[] payload, int expiry) throws NetworkIOException {
        EnhancedApnsNotification notification =
            new EnhancedApnsNotification(c.incrementAndGet(), expiry, deviceToken, payload);
        push(notification);
        return notification;
    }

    public Collection push(Collection deviceTokens, String payload) throws NetworkIOException {
        byte[] messageBytes = Utilities.toUTF8Bytes(payload);
        List notifications = new ArrayList(deviceTokens.size());
        for (String deviceToken : deviceTokens) {
            byte[] dtbytes = Utilities.decodeHex(deviceToken);
            EnhancedApnsNotification notification =
                new EnhancedApnsNotification(c.incrementAndGet(), EnhancedApnsNotification.MAXIMUM_EXPIRY, dtbytes, messageBytes);
            notifications.add(notification);
            push(notification);
        }
        return notifications;
    }

    public Collection push(Collection deviceTokens, String payload, Date expiry) throws NetworkIOException {
        byte[] messageBytes = Utilities.toUTF8Bytes(payload);
        List notifications = new ArrayList(deviceTokens.size());
        for (String deviceToken : deviceTokens) {
            byte[] dtbytes = Utilities.decodeHex(deviceToken);
            EnhancedApnsNotification notification =
                new EnhancedApnsNotification(c.incrementAndGet(), (int)(expiry.getTime() / 1000), dtbytes, messageBytes);
            notifications.add(notification);
            push(notification);
        }
        return notifications;
    }

    public Collection push(Collection deviceTokens, byte[] payload) throws NetworkIOException {
        List notifications = new ArrayList(deviceTokens.size());
        for (byte[] deviceToken : deviceTokens) {
            EnhancedApnsNotification notification =
                new EnhancedApnsNotification(c.incrementAndGet(), EnhancedApnsNotification.MAXIMUM_EXPIRY, deviceToken, payload);
            notifications.add(notification);
            push(notification);
        }
        return notifications;
    }

    public Collection push(Collection deviceTokens, byte[] payload, int expiry) throws NetworkIOException {
        List notifications = new ArrayList(deviceTokens.size());
        for (byte[] deviceToken : deviceTokens) {
            EnhancedApnsNotification notification =
                new EnhancedApnsNotification(c.incrementAndGet(), expiry, deviceToken, payload);
            notifications.add(notification);
            push(notification);
        }
        return notifications;
    }

    public abstract void push(ApnsNotification message) throws NetworkIOException;

    public Map getInactiveDevices() throws NetworkIOException {
        return feedback.getInactiveDevices();
    }
}