org.mule.lifecycle.NotificationLifecycleObject Maven / Gradle / Ivy
/*
* $Id: NotificationLifecycleObject.java 19191 2010-08-25 21:05:23Z tcarlson $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.lifecycle;
import org.mule.api.MuleContext;
import org.mule.api.MuleRuntimeException;
import org.mule.api.context.notification.ServerNotification;
import org.mule.config.i18n.CoreMessages;
import org.mule.context.notification.MuleContextNotification;
import org.mule.util.ClassUtils;
import java.lang.reflect.Constructor;
/**
* TODO
*/
public class NotificationLifecycleObject extends LifecycleObject
{
private String preNotificationName;
private String postNotificationName;
private Constructor ctor;
public NotificationLifecycleObject(Class type)
{
super(type);
}
public NotificationLifecycleObject(Class type, Class notificationClass)
{
super(type);
if (notificationClass==null)
{
throw new IllegalArgumentException(CoreMessages.objectIsNull("notificationClass").toString());
}
// MULE-2903: make sure the notifiactionClass is properly loaded and initialized
notificationClass = ClassUtils.initializeClass(notificationClass);
if (!ServerNotification.class.isAssignableFrom(notificationClass))
{
throw new ClassCastException("Notification class must be of type: " + ServerNotification.class.getName() + ". Offending class is: " + notificationClass.getName());
}
ctor = ClassUtils.getConstructor(notificationClass, new Class[]{Object.class, String.class});
if(ctor==null)
{
throw new IllegalArgumentException("No constructor defined in Notification class: " + notificationClass + " with arguments (Object.class, String.class)");
}
}
public NotificationLifecycleObject(Class type, Class notificationClass, int preNotification, int postNotification)
{
this(type, notificationClass);
setPreNotificationName(MuleContextNotification.getActionName(preNotification));
setPostNotificationName(MuleContextNotification.getActionName(postNotification));
}
public String getPostNotificationName()
{
return postNotificationName;
}
public void setPostNotificationName(String postNotificationName)
{
this.postNotificationName = postNotificationName;
}
public String getPreNotificationName()
{
return preNotificationName;
}
public void setPreNotificationName(String preNotificationName)
{
this.preNotificationName = preNotificationName;
}
@Override
public void firePreNotification(MuleContext context)
{
if(getPreNotificationName()!=null)
{
setPreNotification(createNotification(context, getPreNotificationName()));
}
super.firePreNotification(context);
}
@Override
public void firePostNotification(MuleContext context)
{
if(getPostNotificationName()!=null)
{
setPostNotification(createNotification(context, getPostNotificationName()));
}
super.firePostNotification(context);
}
protected ServerNotification createNotification(MuleContext context, String action)
{
try
{
return (ServerNotification)ctor.newInstance(context, action);
}
catch (Exception e)
{
throw new MuleRuntimeException(CoreMessages.failedToCreate("Notification:" + action) ,e);
}
}
}
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