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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.model;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.CVSTag;
import org.eclipse.team.internal.ccvs.core.ICVSRepositoryLocation;
import org.eclipse.ui.model.IWorkbenchAdapter;
/**
* This class provides common behavior between the branch and date tag categories
*/
public abstract class TagCategory extends CVSModelElement {
protected ICVSRepositoryLocation repository;
public TagCategory(ICVSRepositoryLocation repository) {
this.repository = repository;
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.model.CVSModelElement#fetchChildren(java.lang.Object, org.eclipse.core.runtime.IProgressMonitor)
*/
public Object[] fetchChildren(Object o, IProgressMonitor monitor) throws CVSException {
CVSTag[] tags = getTags(monitor);
CVSTagElement[] elements = new CVSTagElement[tags.length];
for (int i = 0; i < tags.length; i++) {
elements[i] = new CVSTagElement(tags[i], repository);
}
return elements;
}
/**
* Return the tags that are to be displyed as children of this category
* @param monitor
* @return
*/
protected abstract CVSTag[] getTags(IProgressMonitor monitor) throws CVSException;
/* (non-Javadoc)
* @see org.eclipse.ui.model.IWorkbenchAdapter#getParent(java.lang.Object)
*/
public Object getParent(Object o) {
return repository;
}
/**
* Return the repository the given element belongs to.
*/
public ICVSRepositoryLocation getRepository(Object o) {
return repository;
}
/**
* Returns an object which is an instance of the given class
* associated with this object. Returns <code>null</code> if
* no such object can be found.
*/
public Object getAdapter(Class adapter) {
if (adapter == IWorkbenchAdapter.class) return this;
return null;
}
}
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