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; 021 022/** 023 * Resolves properties in module configurations. 024 * 025 * <p>The {@link ConfigurationLoader} uses a PropertyResolver to 026 * resolve the values of external properties like {@code ${basename}} 027 * that occur in the configuration file. 028 * 029 * @see ConfigurationLoader 030 */ 031@FunctionalInterface 032public interface PropertyResolver { 033 034 /** 035 * Resolves a property name to its value. 036 * 037 * @param name the name of the property. 038 * @return the value that is associated with {@code propertyName}. 039 */ 040 String resolve(String name); 041 042}