Package org.jboss.resource.adapter.jms

Source Code of org.jboss.resource.adapter.jms.JmsResourceAdapter

/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.resource.adapter.jms;

import org.jboss.logging.Logger;
import org.jboss.resource.adapter.jms.inflow.JmsActivation;
import org.jboss.resource.adapter.jms.inflow.JmsActivationSpec;

import javax.resource.ResourceException;
import javax.resource.spi.ActivationSpec;
import javax.resource.spi.BootstrapContext;
import javax.resource.spi.ResourceAdapter;
import javax.resource.spi.ResourceAdapterInternalException;
import javax.resource.spi.endpoint.MessageEndpointFactory;
import javax.resource.spi.work.WorkManager;
import javax.transaction.xa.XAResource;
import java.util.Iterator;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
* A generic resource adapter for any JMS server.
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
*/
public class JmsResourceAdapter implements ResourceAdapter {
    /**
     * The logger
     */
    private static final Logger log = Logger.getLogger(JmsResourceAdapter.class);

    /**
     * The bootstrap context
     */
    private BootstrapContext ctx;

    /**
     * The activations by activation spec
     */
    private ConcurrentHashMap activations = new ConcurrentHashMap();

    /**
     * Get the work manager
     *
     * @return the work manager
     */
    public WorkManager getWorkManager() {
        return ctx.getWorkManager();
    }

    public void endpointActivation(MessageEndpointFactory endpointFactory, ActivationSpec spec) throws ResourceException {
        JmsActivation activation = new JmsActivation(this, endpointFactory, (JmsActivationSpec) spec);
        activations.put(spec, activation);
        activation.start();
    }

    public void endpointDeactivation(MessageEndpointFactory endpointFactory, ActivationSpec spec) {
        JmsActivation activation = (JmsActivation) activations.remove(spec);
        if (activation != null) {
            activation.stop();
        }
    }

    public XAResource[] getXAResources(ActivationSpec[] specs) throws ResourceException {
        return null;
    }

    public void start(BootstrapContext ctx) throws ResourceAdapterInternalException {
        this.ctx = ctx;
    }

    public void stop() {
        for (Iterator i = activations.entrySet().iterator(); i.hasNext(); ) {
            Map.Entry entry = (Map.Entry) i.next();
            try {
                JmsActivation activation = (JmsActivation) entry.getValue();
                if (activation != null) {
                    activation.stop();
                }
            } catch (Exception ignored) {
                log.debug("Ignored", ignored);
            }
            i.remove();
        }
    }

    public int hashCode() {
        int hashCode = 0;

        if (ctx != null) {
            hashCode += ctx.hashCode();
        }

        if (activations != null) {
            hashCode += activations.hashCode();
        }

        return hashCode;
    }

    public boolean equals(Object other) {
        // TODO
        return false;
    }
}
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