Java tutorial
/** * Copyright 2017 Goldman Sachs. * 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.gs.obevo.util.vfs; import org.apache.commons.vfs2.FileFilter; import org.apache.commons.vfs2.FileSelectInfo; public class NotFileFilter implements FileFilter { private final FileFilter filter; public NotFileFilter(FileFilter filter) { this.filter = filter; } @Override public boolean accept(FileSelectInfo fileInfo) { return !this.filter.accept(fileInfo); } }