Examples of org.apache.cocoon.caching.EventAware

org.apache.cocoon.caching.EventAware
Defines the simple contract for components that need to receive notification of cache Events. @author Geoff Howard (ghoward@apache.org) @version CVS $Id: EventAware.java,v 1.3 2004/03/05 13:01:56 bdelacretaz Exp $

    
    /* 
     * @see javax.jms.MessageListener#onMessage(javax.jms.Message)
     */
    public synchronized void onMessage(Message message) {
        EventAware service = this.service;
        try {
            if (service == null) {
                service = (EventAware) this.manager.lookup(this.serviceName);
            }
            Event[] events = eventsFromMessage(message);
            for (int i = 0; i < events.length; i++) {
                if (this.getLogger().isDebugEnabled())
                    this.getLogger().debug(
                        "Notifying "
                            + this.serviceName
                            + " of "
                            + events[i]);
                service.processEvent(events[i]);
            }
        } catch (ServiceException e) {
            if (this.getLogger().isErrorEnabled()) {
                this.getLogger().error(
                    "Could not obtain " + this.serviceName + " from component manager.",

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    /* 
     * @see javax.jms.MessageListener#onMessage(javax.jms.Message)
     */
    public synchronized void onMessage(Message message) {
        EventAware service = this.service;
        try {
            if (service == null) {
                service = (EventAware) this.manager.lookup(this.serviceName);
            }
            Event event = this.convertMessage(message);
            if (this.getLogger().isInfoEnabled())
                this.getLogger().info(
                    "Notifying "
                        + this.serviceName
                        + " of "
                        + event);
            service.processEvent(event);
        } catch (ServiceException e) {
            if (this.getLogger().isErrorEnabled()) {
                this.getLogger().error(
                    "Could not obtain " + this.serviceName + " from component manager.",
                    e);

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    /* 
     * @see javax.jms.MessageListener#onMessage(javax.jms.Message)
     */
    public synchronized void onMessage(Message message) {
        EventAware service = this.service;
        try {
            if (service == null) {
                service = (EventAware) this.manager.lookup(this.serviceName);
            }
            if (this.getLogger().isInfoEnabled())
                this.getLogger().info(
                    "Notifying "
                        + this.serviceName
                        + " of "
                        + this.convertMessage(message.toString()));
            service.processEvent(new NamedEvent(this.convertMessage(message.toString())));
        } catch (ServiceException e) {
            if (this.getLogger().isErrorEnabled()) {
                this.getLogger().error(
                    "Could not obtain " + this.serviceName + " from component manager.",
                    e);

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Related Classes of org.apache.cocoon.caching.EventAware

org.apache.cocoon.components.jms.JMSEventListener

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