001//////////////////////////////////////////////////////////////////////////////// 002// checkstyle: Checks Java source code for adherence to a set of rules. 003// Copyright (C) 2001-2014 Oliver Burn 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//////////////////////////////////////////////////////////////////////////////// 019package com.puppycrawl.tools.checkstyle; 020 021import com.puppycrawl.tools.checkstyle.api.CheckstyleException; 022 023/** 024 * Resolves properties in module configurations. 025 * 026 * The {@link ConfigurationLoader} uses a PropertyResolver to 027 * resolve the values of external properties like <code>${basename}</code> 028 * that occur in the configuration file. 029 * 030 * @see ConfigurationLoader 031 * @author lkuehne 032 */ 033public interface PropertyResolver 034{ 035 /** 036 * Resolves a property name to it's value. 037 * @param name the name of the property. 038 * @return the value that is associated with <code>propertyName</code>. 039 * @throws CheckstyleException if the propertyName cannot be reolved 040 */ 041 String resolve(String name) 042 throws CheckstyleException; 043}