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/*******************************************************************************
* Copyright (c) 2004, 2008 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.ui;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.mylyn.internal.context.core.ContextCorePlugin;
import org.eclipse.mylyn.internal.context.core.InteractionContext;
import org.eclipse.mylyn.monitor.core.InteractionEvent;
/**
* Changes handle from oldHandle to newHandle in Activity Meta Context
*
* @author Rob Elves
*/
public class ChangeActivityHandleOperation extends TaskListModifyOperation {
private final String oldHandle;
private final String newHandle;
public ChangeActivityHandleOperation(String oldHandle, String newHandle) {
this.oldHandle = oldHandle;
this.newHandle = newHandle;
}
@Override
protected void operations(IProgressMonitor monitor) throws CoreException, InvocationTargetException,
InterruptedException {
if (oldHandle == null || newHandle == null || oldHandle.equals(newHandle)) {
return;
}
try {
monitor.beginTask(Messages.ChangeActivityHandleOperation_Activity_migration, IProgressMonitor.UNKNOWN);
refactorMetaContextHandles(oldHandle, newHandle);
TasksUiPlugin.getTaskActivityMonitor().reloadActivityTime();
} finally {
monitor.done();
}
}
@SuppressWarnings("restriction")
private void refactorMetaContextHandles(String oldHandle, String newHandle) {
ContextCorePlugin.getContextManager().saveActivityMetaContext();
InteractionContext metaContext = ContextCorePlugin.getContextManager().getActivityMetaContext();
ContextCorePlugin.getContextManager().resetActivityMetaContext();
InteractionContext newMetaContext = ContextCorePlugin.getContextManager().getActivityMetaContext();
for (InteractionEvent event : metaContext.getInteractionHistory()) {
if (event.getStructureHandle() != null) {
if (event.getStructureHandle().equals(oldHandle)) {
event = new InteractionEvent(event.getKind(), event.getStructureKind(), newHandle,
event.getOriginId(), event.getNavigation(), event.getDelta(),
event.getInterestContribution(), event.getDate(), event.getEndDate());
}
}
newMetaContext.parseEvent(event);
}
ContextCorePlugin.getContextManager().saveActivityMetaContext();
}
}
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