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Dispose activity management during shutdown completely and early #1084
The WorkbenchActivitySupport is currently disabled quite late during workbench shutdown. In particular, it is performed after the service locator disposal, which produces several events for the disablement of expression-controlled activities that are processed by the activity management. Since the activity management is shut down afterwards anyway, the processing of these events is unnecessary. This change ensures that activities enablement changes are not unnecessarily processed during workbench shutdown. It consists of two parts: 1. It performs the disposal of activity management and its persistence handler early in the workbench shutdown process (in particular before the service locator disposal). 2. It adds proper dispose functionality for the IActivityManager, such that disposing the workbench activity support disposes the activity manager, which then removes all its listeners to not react to further events. Contributes to #1084.
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tests/org.eclipse.ui.tests.rcp/Eclipse RCP Tests/org/eclipse/ui/tests/rcp/WorkbenchTest.java
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/******************************************************************************* | ||
* Copyright (c) 2023 Vector Informatik GmbH 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 | ||
*******************************************************************************/ | ||
package org.eclipse.ui.tests.rcp; | ||
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import static org.mockito.ArgumentMatchers.any; | ||
import static org.mockito.Mockito.mock; | ||
import static org.mockito.Mockito.never; | ||
import static org.mockito.Mockito.verify; | ||
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import org.eclipse.swt.widgets.Display; | ||
import org.eclipse.ui.IWorkbench; | ||
import org.eclipse.ui.PlatformUI; | ||
import org.eclipse.ui.activities.IActivityManager; | ||
import org.eclipse.ui.activities.IActivityManagerListener; | ||
import org.eclipse.ui.application.WorkbenchAdvisor; | ||
import org.eclipse.ui.tests.harness.util.RCPTestWorkbenchAdvisor; | ||
import org.junit.Test; | ||
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public class WorkbenchTest { | ||
/** | ||
* Tests activity manager behavior during workbench shutdown. | ||
* | ||
* See https://github.com/eclipse-platform/eclipse.platform.ui/issues/1084 | ||
*/ | ||
@Test | ||
public void testWorkbenchShutdownProducesNoActivityManagerEvents() { | ||
IActivityManagerListener activityListener = mock(IActivityManagerListener.class); | ||
WorkbenchAdvisor closeAfterStartupAdvisor = new RCPTestWorkbenchAdvisor() { | ||
@Override | ||
public void postStartup() { | ||
IWorkbench workbench = getWorkbenchConfigurer().getWorkbench(); | ||
IActivityManager activityManager = workbench.getActivitySupport().getActivityManager(); | ||
activityManager.addActivityManagerListener(activityListener); | ||
workbench.close(); | ||
}; | ||
}; | ||
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runWorkbench(closeAfterStartupAdvisor); | ||
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verify(activityListener, never()).activityManagerChanged(any()); | ||
} | ||
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private void runWorkbench(WorkbenchAdvisor workbenchAdvisor) { | ||
Display display = PlatformUI.createDisplay(); | ||
PlatformUI.createAndRunWorkbench(display, workbenchAdvisor); | ||
} | ||
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} |
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