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}