ASSIGNED - bug 349924: [patch][api] provide extension point for task

activation listeners 
https://bugs.eclipse.org/bugs/show_bug.cgi?id=349924

3 files changed, 84 insertions, 0 deletions

diff --git a/org.eclipse.mylyn.tasks.tests/plugin.xml b/org.eclipse.mylyn.tasks.tests/plugin.xml
index 05e2d8021..28c47f088 100644
--- a/org.eclipse.mylyn.tasks.tests/plugin.xml
+++ b/org.eclipse.mylyn.tasks.tests/plugin.xml
@@ -86,6 +86,13 @@
             attributeId="version"
             connectorKind="trac">
       </suppressIncoming>
+   </extension>
+   <extension
+         point="org.eclipse.mylyn.tasks.core.taskActivationListeners">
+      <listener
+            id="org.eclipse.mylyn.tasks.tests.listenerTest"
+            listenerClass="org.eclipse.mylyn.tasks.tests.MockTaskActivationListenerExtension">
+      </listener>
    </extension>  
    
 </plugin>
diff --git a/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/MockTaskActivationListenerExtension.java b/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/MockTaskActivationListenerExtension.java
new file mode 100644
index 000000000..854b32a6c
--- /dev/null
+++ b/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/MockTaskActivationListenerExtension.java
@@ -0,0 +1,68 @@
+/*******************************************************************************
+ * Copyright (c) 2011 Manuel Doninger and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Manuel Doninger - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.mylyn.tasks.tests;
+
+import org.eclipse.mylyn.tasks.core.ITask;
+import org.eclipse.mylyn.tasks.core.TaskActivationAdapter;
+
+/**
+ * A task activation listener that is registered through an extension point.
+ * 
+ * @author Manuel Doninger
+ */
+public class MockTaskActivationListenerExtension extends TaskActivationAdapter {
+
+	public static MockTaskActivationListenerExtension INSTANCE;
+
+	public boolean hasActivated = false;
+
+	public boolean hasPreActivated = false;
+
+	public boolean hasDeactivated = false;
+
+	public boolean hasPreDeactivated = false;
+
+	public MockTaskActivationListenerExtension() {
+		super();
+		INSTANCE = this;
+	}
+
+	public void reset() {
+		hasActivated = false;
+		hasPreActivated = false;
+
+		hasDeactivated = false;
+		hasPreDeactivated = false;
+
+	}
+
+	@Override
+	public void preTaskActivated(ITask task) {
+		hasPreActivated = true;
+	}
+
+	@Override
+	public void preTaskDeactivated(ITask task) {
+		hasPreDeactivated = true;
+	}
+
+	@Override
+	public void taskActivated(ITask task) {
+		hasActivated = true;
+	}
+
+	@Override
+	public void taskDeactivated(ITask task) {
+		hasDeactivated = true;
+	}
+
+}
\ No newline at end of file
diff --git a/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/TaskActivityManagerTest.java b/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/TaskActivityManagerTest.java
index de82fcfae..3ec02ffc1 100644
--- a/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/TaskActivityManagerTest.java
+++ b/org.eclipse.mylyn.tasks.tests/src/org/eclipse/mylyn/tasks/tests/TaskActivityManagerTest.java
@@ -137,7 +137,12 @@ public class TaskActivityManagerTest extends TestCase {
 				assertTrue(listener.hasActivated);
 				assertFalse(listener.hasPreDeactivated);
 				assertFalse(listener.hasDeactivated);
+				assertTrue(MockTaskActivationListenerExtension.INSTANCE.hasPreActivated);
+				assertTrue(MockTaskActivationListenerExtension.INSTANCE.hasActivated);
+				assertFalse(MockTaskActivationListenerExtension.INSTANCE.hasPreDeactivated);
+				assertFalse(MockTaskActivationListenerExtension.INSTANCE.hasDeactivated);
 
+				MockTaskActivationListenerExtension.INSTANCE.reset();
 				listener.reset();
 			} finally {
 				taskActivityManager.deactivateTask(task);
@@ -146,6 +151,10 @@ public class TaskActivityManagerTest extends TestCase {
 			assertFalse(listener.hasActivated);
 			assertTrue(listener.hasPreDeactivated);
 			assertTrue(listener.hasDeactivated);
+			assertFalse(MockTaskActivationListenerExtension.INSTANCE.hasPreActivated);
+			assertFalse(MockTaskActivationListenerExtension.INSTANCE.hasActivated);
+			assertTrue(MockTaskActivationListenerExtension.INSTANCE.hasPreDeactivated);
+			assertTrue(MockTaskActivationListenerExtension.INSTANCE.hasDeactivated);
 		} finally {
 			taskActivityManager.removeActivationListener(listener);
 		}