com.predic8.membrane.core.exchangestore.DepthWalker Maven / Gradle / Ivy
/* Copyright 2015 predic8 GmbH, www.predic8.com
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
package com.predic8.membrane.core.exchangestore;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import org.apache.commons.io.DirectoryWalker;
class DepthWalker extends DirectoryWalker {
int depth;
public DepthWalker(int depth) {
super();
this.depth = depth;
}
public ArrayList getDirectories(File startDirectory) throws IOException {
ArrayList dirs = new ArrayList();
walk(startDirectory, dirs);
return dirs;
}
@Override
public boolean handleDirectory(File directory, int depth, Collection results) {
if (depth == this.depth)
results.add(directory);
return true;
}
}