001/////////////////////////////////////////////////////////////////////////////////////////////// 002// checkstyle: Checks Java source code and other text files for adherence to a set of rules. 003// Copyright (C) 2001-2024 the original author or authors. 004// 005// This library is free software; you can redistribute it and/or 006// modify it under the terms of the GNU Lesser General Public 007// License as published by the Free Software Foundation; either 008// version 2.1 of the License, or (at your option) any later version. 009// 010// This library is distributed in the hope that it will be useful, 011// but WITHOUT ANY WARRANTY; without even the implied warranty of 012// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013// Lesser General Public License for more details. 014// 015// You should have received a copy of the GNU Lesser General Public 016// License along with this library; if not, write to the Free Software 017// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 018/////////////////////////////////////////////////////////////////////////////////////////////// 019 020package com.puppycrawl.tools.checkstyle.checks.coding; 021 022import com.puppycrawl.tools.checkstyle.StatelessCheck; 023 024/** 025 * <div> 026 * Checks that an overriding {@code finalize()} method invokes {@code super.finalize()}. 027 * Does not check native methods, as they have no possible java defined implementation. 028 * </div> 029 * 030 * <p> 031 * References: 032 * <a href="https://www.oracle.com/technical-resources/articles/javase/finalization.html"> 033 * How to Handle Java Finalization's Memory-Retention Issues</a>; 034 * <a href="https://javarevisited.blogspot.com/2012/03/finalize-method-in-java-tutorial.html"> 035 * 10 points on finalize method in Java</a>. 036 * </p> 037 * 038 * <p> 039 * Parent is {@code com.puppycrawl.tools.checkstyle.TreeWalker} 040 * </p> 041 * 042 * <p> 043 * Violation Message Keys: 044 * </p> 045 * <ul> 046 * <li> 047 * {@code missing.super.call} 048 * </li> 049 * </ul> 050 * 051 * @since 3.2 052 */ 053@StatelessCheck 054public class SuperFinalizeCheck extends AbstractSuperCheck { 055 056 @Override 057 protected String getMethodName() { 058 return "finalize"; 059 } 060 061}