001/*
002 * Copyright 2002-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.aop.support;
018
019import java.io.Serializable;
020
021import org.springframework.aop.ClassFilter;
022
023/**
024 * Simple ClassFilter implementation that passes classes (and optionally subclasses).
025 *
026 * @author Rod Johnson
027 */
028@SuppressWarnings("serial")
029public class RootClassFilter implements ClassFilter, Serializable {
030
031        private Class<?> clazz;
032
033
034        public RootClassFilter(Class<?> clazz) {
035                this.clazz = clazz;
036        }
037
038
039        @Override
040        public boolean matches(Class<?> candidate) {
041                return this.clazz.isAssignableFrom(candidate);
042        }
043
044}