com.adobe.cq.social.notifications.channel.AbstractChannel Maven / Gradle / Ivy

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 *  Copyright 2015 Adobe Systems Incorporated
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 * NOTICE:  All information contained herein is, and remains
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package com.adobe.cq.social.notifications.channel;

import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
import java.util.SortedSet;
import java.util.TreeSet;

import javax.jcr.Session;

import com.adobe.cq.social.notifications.api.Notification;

public abstract class AbstractChannel implements Channel {
    protected SortedSet extensionProviders = new TreeSet(new Comparator() {
        @Override
        public int compare(final T a, final T b) {
            return a.getOrder() - b.getOrder();
        }
    });

    protected Map configuration = new HashMap();

    @Override
    public boolean accept(final String resourceType) {
        return true;
    }

    @Override
    public Map getConfiguration() {
        return configuration;
    }

    @SuppressWarnings("unchecked")
    protected synchronized void addChannelExtension(final T extension) {
        this.extensionProviders.add(extension);
    }

    @SuppressWarnings("unchecked")
    protected synchronized void removeChannelExtension(final T extension) {
        this.extensionProviders.remove(extension);
    }

    @Override
    public void performBeforeDeliver(final Notification notification, final String userId, final Session session,
        final Map configuration) throws ChannelException {
        for (final T extension : this.extensionProviders) {
            extension.beforeDeliver(notification, userId, session, configuration);
        }
    }

    @Override
    public void performAfterDeliver(final Notification notification, final String userId, final Session session,
        final Map configuration) throws ChannelException {
        for (final T extension : this.extensionProviders) {
            extension.afterDeliver(notification, userId, session, configuration);
        }
    }
}