ASSIGNED - bug 207623: [api] add support for deleting a task from repository

https://bugs.eclipse.org/bugs/show_bug.cgi?id=207623

3 files changed, 100 insertions, 15 deletions

diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/sync/DeleteTasksJob.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/sync/DeleteTasksJob.java
new file mode 100644
index 000000000..d9981f038
--- /dev/null
+++ b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/sync/DeleteTasksJob.java
@@ -0,0 +1,87 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Tasktop Technologies 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:
+ *     Tasktop Technologies - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.mylyn.internal.tasks.core.sync;
+
+import java.util.Collection;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.MultiStatus;
+import org.eclipse.core.runtime.OperationCanceledException;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.mylyn.internal.tasks.core.ITasksCoreConstants;
+import org.eclipse.mylyn.tasks.core.AbstractRepositoryConnector;
+import org.eclipse.mylyn.tasks.core.IRepositoryManager;
+import org.eclipse.mylyn.tasks.core.ITask;
+import org.eclipse.mylyn.tasks.core.TaskRepository;
+import org.eclipse.mylyn.tasks.core.sync.TaskJob;
+import org.eclipse.osgi.util.NLS;
+
+/**
+ * @author Shawn Minto
+ */
+public class DeleteTasksJob extends TaskJob {
+	private final Collection<ITask> tasksToDelete;
+
+	private MultiStatus status;
+
+	private final IRepositoryManager repositoryManager;
+
+	public DeleteTasksJob(String name, Collection<ITask> tasksToDelete, IRepositoryManager repositoryManager) {
+		super(name);
+		Assert.isNotNull(tasksToDelete);
+		Assert.isNotNull(repositoryManager);
+		this.repositoryManager = repositoryManager;
+		this.tasksToDelete = tasksToDelete;
+	}
+
+	@Override
+	public IStatus getStatus() {
+		return status;
+	}
+
+	@Override
+	protected IStatus run(IProgressMonitor monitor) {
+		status = new MultiStatus(ITasksCoreConstants.ID_PLUGIN, IStatus.OK,
+				"Problems occurred while deleting repository tasks", null); //$NON-NLS-1$
+		for (ITask task : tasksToDelete) {
+			// delete the task on the server using the repository connector
+			AbstractRepositoryConnector repositoryConnector = repositoryManager.getRepositoryConnector(task.getConnectorKind());
+			TaskRepository repository = repositoryManager.getRepository(task.getConnectorKind(),
+					task.getRepositoryUrl());
+			if (repositoryConnector.canDeleteTask(repository, task)) {
+				try {
+					repositoryConnector.deleteTask(repository, task, monitor);
+				} catch (OperationCanceledException e) {
+					return Status.CANCEL_STATUS;
+				} catch (Exception e) {
+					String taskId = task.getTaskKey();
+					if (taskId == null) {
+						taskId = task.getTaskId();
+					}
+					status.add(new Status(IStatus.ERROR, ITasksCoreConstants.ID_PLUGIN, NLS.bind(
+							"Problems occurred while deleting {0} from {1}.", taskId, task.getRepositoryUrl()), e)); //$NON-NLS-1$
+				} catch (LinkageError e) {
+					String taskId = task.getTaskKey();
+					if (taskId == null) {
+						taskId = task.getTaskId();
+					}
+					status.add(new Status(IStatus.ERROR, ITasksCoreConstants.ID_PLUGIN, NLS.bind(
+							"Internal Error occurred while deleting {0} from {1}.", taskId, task.getRepositoryUrl()), e)); //$NON-NLS-1$
+				}
+
+			}
+		}
+		return Status.OK_STATUS;
+	}
+}
\ No newline at end of file
diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/SubmitJob.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/SubmitJob.java
index 1c2a33749..594c9cd4f 100644
--- a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/SubmitJob.java
+++ b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/SubmitJob.java
@@ -21,8 +21,6 @@ import org.eclipse.core.runtime.ISafeRunnable;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.SafeRunner;
 import org.eclipse.core.runtime.Status;
-import org.eclipse.mylyn.commons.core.DelegatingProgressMonitor;
-import org.eclipse.mylyn.commons.core.IDelegatingProgressMonitor;
 import org.eclipse.mylyn.commons.core.StatusHandler;
 import org.eclipse.mylyn.commons.net.Policy;
 import org.eclipse.mylyn.internal.tasks.core.ITasksCoreConstants;
@@ -39,16 +37,10 @@ public abstract class SubmitJob extends TaskJob {
 	private final List<SubmitJobListener> submitJobListeners = Collections.synchronizedList(new ArrayList<SubmitJobListener>());
 
 	/**
-	 * @since 3.2
-	 */
-	protected final IDelegatingProgressMonitor monitor;
-
-	/**
 	 * @since 3.0
 	 */
 	public SubmitJob(String name) {
 		super(name);
-		this.monitor = new DelegatingProgressMonitor();
 	}
 
 	/**
@@ -132,11 +124,4 @@ public abstract class SubmitJob extends TaskJob {
 	 */
 	public abstract RepositoryResponse getResponse();
 
-	/**
-	 * @since 3.2
-	 */
-	public IDelegatingProgressMonitor getMonitor() {
-		return monitor;
-	}
-
 }
diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/TaskJob.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/TaskJob.java
index c292bc4ea..d93681651 100644
--- a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/TaskJob.java
+++ b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/tasks/core/sync/TaskJob.java
@@ -13,6 +13,8 @@ package org.eclipse.mylyn.tasks.core.sync;
 
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.jobs.Job;
+import org.eclipse.mylyn.commons.core.DelegatingProgressMonitor;
+import org.eclipse.mylyn.commons.core.IDelegatingProgressMonitor;
 
 /**
  * @author Steffen Pingel
@@ -20,12 +22,17 @@ import org.eclipse.core.runtime.jobs.Job;
  * @noextend This class is not intended to be subclassed by clients.
  */
 public abstract class TaskJob extends Job {
+	/**
+	 * @since 3.3
+	 */
+	protected final IDelegatingProgressMonitor monitor;
 
 	/**
 	 * @since 3.0
 	 */
 	public TaskJob(String name) {
 		super(name);
+		this.monitor = new DelegatingProgressMonitor();
 	}
 
 	/**
@@ -33,4 +40,10 @@ public abstract class TaskJob extends Job {
 	 */
 	public abstract IStatus getStatus();
 
+	/**
+	 * @since 3.3
+	 */
+	public IDelegatingProgressMonitor getMonitor() {
+		return monitor;
+	}
 }