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package org.eclipse.team.internal.ccvs.core.client;
/*
* (c) Copyright IBM Corp. 2000, 2002.
* All Rights Reserved.
*/
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.resources.ICVSFile;
import org.eclipse.team.internal.ccvs.core.resources.ICVSFolder;
import org.eclipse.team.internal.ccvs.core.resources.ICVSResourceVisitor;
/**
* Goes recursivly through the folders checks if they are empyty
* and deletes them. Of course it is starting at the leaves of the
* recusion (the folders that do not have subfolders).
*/
class PruneFolderVisitor implements ICVSResourceVisitor {
private Session session;
public PruneFolderVisitor(Session s) {
session = s;
}
/**
* @see ICVSResourceVisitor#visitFile(IManagedFile)
*/
public void visitFile(ICVSFile file) throws CVSException {
}
/**
* @see ICVSResourceVisitor#visitFolder(ICVSFolder)
*/
public void visitFolder(ICVSFolder folder) throws CVSException {
// First prune any empty children
folder.acceptChildren(this);
// Then prune the folder if it is not the command root.
// XXX Seems a bit inefficient to fetch the files and folders separately
if ( ! folder.equals(session.getLocalRoot()) &&
folder.getFiles().length == 0 &&
folder.getFolders().length == 0) {
folder.delete();
folder.unmanage();
}
}
}
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