001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.impl.scan;
018
019import org.apache.camel.spi.PackageScanFilter;
020
021/**
022 * Package scan filter for inverting the match result of a subfilter. If the
023 * subfilter would match and return <tt>true</tt> this filter will invert that
024 * match and return <tt>false</tt>.
025 */
026
027public class InvertingPackageScanFilter implements PackageScanFilter {
028
029    private PackageScanFilter filter;
030
031    public InvertingPackageScanFilter(PackageScanFilter filter) {
032        this.filter = filter;
033    }
034
035    public boolean matches(Class<?> type) {
036        return !filter.matches(type);
037    }
038
039    @Override
040    public String toString() {
041        return "![" + filter.toString() + "]";
042    }
043
044}