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/*******************************************************************************
* Copyright (c) 2006, 2009 Wind River Systems and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.tests.dsf.events;
import org.eclipse.cdt.dsf.concurrent.RequestMonitor;
import org.eclipse.cdt.dsf.concurrent.ThreadSafe;
import org.eclipse.cdt.dsf.service.AbstractDsfService;
import org.eclipse.cdt.dsf.service.DsfServiceEventHandler;
import org.eclipse.cdt.dsf.service.DsfSession;
import org.eclipse.cdt.tests.dsf.DsfTestPlugin;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Filter;
/**
* Test service class used to test event behavior. It has three types of events
* and three methods to receive the events.
*
*/
abstract public class AbstractService extends AbstractDsfService
{
AbstractService(DsfSession session) {
super(session);
}
@Override protected final BundleContext getBundleContext() {
return DsfTestPlugin.getBundleContext();
}
@Override public void initialize(final RequestMonitor requestMonitor) {
super.initialize(
new RequestMonitor(getExecutor(), requestMonitor) {
@Override
public void handleSuccess() {
doInitialize(requestMonitor);
}
});
}
private void doInitialize(RequestMonitor requestMonitor) {
getSession().addServiceEventListener(this, getEventServicesFilter());
requestMonitor.done();
}
@Override public void shutdown(RequestMonitor requestMonitor) {
getSession().removeServiceEventListener(this);
super.shutdown(requestMonitor);
}
/**
* Subclass should override this if it wants events from only certain
* services.
*/
protected Filter getEventServicesFilter() { return null; }
///////////////////////////////////////////////////////////////////////////
// Test API
/** Records the number in the event 1 object when this service received the event. */
int fEvent1RecipientNumber;
/** Records the number in the event 2 object when this service received the event. */
int fEvent2RecipientNumber;
/** Records the number in the event 3 object when this service received the event. */
int fEvent3RecipientNumber;
/** Simple event class 1 */
public class Event1 {
/** 1-based counter for the recipient of the event. That is, whenever a handler is called with this event, the handler bumps this value */
int fRecipientNumberCounter = 1;
}
/** Simple event class 2. Note it doesn't have any relation to event 1 */
public class Event2 {
/** 1-based counter for the recipient of the event. That is, whenever a handler is called with this event, the handler bumps this value */
int fRecipientNumberCounter = 1;
}
/** Simple event class 3. Note it does sub-class event 1 */
public class Event3 extends Event1 {}
@ThreadSafe
public void dispatchEvent1() {
getSession().dispatchEvent(new Event1(), getProperties());
}
@ThreadSafe
public void dispatchEvent2() {
getSession().dispatchEvent(new Event2(), getProperties());
}
@ThreadSafe
public void dispatchEvent3() {
getSession().dispatchEvent(new Event3(), getProperties());
}
/** Handles event 1 (and event 3 which derives from event 1) */
@DsfServiceEventHandler public void eventDispatched(Event1 e) {
fEvent1RecipientNumber = e.fRecipientNumberCounter++;
}
/** Handles event 2 only */
@DsfServiceEventHandler public void eventDispatched(Event2 e) {
fEvent2RecipientNumber = e.fRecipientNumberCounter++;
}
/** Handles event 3 only */
@DsfServiceEventHandler public void eventDispatched(Event3 e) {
fEvent3RecipientNumber = e.fRecipientNumberCounter++;
}
}
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