cn.taketoday.aop.Pointcut Maven / Gradle / Ivy
/*
* Original Author -> Harry Yang ([email protected]) https://taketoday.cn
* Copyright © TODAY & 2017 - 2021 All Rights Reserved.
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see [http://www.gnu.org/licenses/]
*/
package cn.taketoday.aop;
import cn.taketoday.aop.support.ClassFilters;
import cn.taketoday.aop.support.ComposablePointcut;
import cn.taketoday.aop.support.MethodMatchers;
import cn.taketoday.aop.support.Pointcuts;
/**
* Core pointcut abstraction.
*
* A pointcut is composed of a {@link ClassFilter} and a {@link MethodMatcher}.
* Both these basic terms and a Pointcut itself can be combined to build up combinations
* (e.g. through {@link ComposablePointcut}).
*
* @author Rod Johnson
* @author TODAY 2021/2/1 18:12
* @see ClassFilter
* @see MethodMatcher
* @see Pointcuts
* @see ClassFilters
* @see MethodMatchers
* @since 3.0
*/
public interface Pointcut {
/**
* Return the ClassFilter for this pointcut.
*
* @return the ClassFilter (never {@code null})
*/
ClassFilter getClassFilter();
/**
* Return the MethodMatcher for this pointcut.
*
* @return the MethodMatcher (never {@code null})
*/
MethodMatcher getMethodMatcher();
/**
* Canonical Pointcut instance that always matches.
*/
Pointcut TRUE = TruePointcut.INSTANCE;
}