1/* 2 * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package com.sun.tools.jdi; 27 28import java.io.File; 29 30/** 31 * This class encapsulates platform-specific details of the 32 * structure of an SDK which has a JRE embedded in it. 33 */ 34class SunSDK { 35 /** 36 * Returns the home directory of a Java 2 SDK if the current 37 * JRE is embedded in one. 38 */ 39 static String home() { 40 File jreHome = new File(System.getProperty("java.home")); 41 File jreParent = new File(jreHome.getParent()); 42 43 String jdwpLibName = "bin" + File.separator + 44 System.mapLibraryName("jdwp"); 45 File jdwpLib = new File(jreParent, jdwpLibName); 46 return jdwpLib.exists() ? jreParent.getAbsolutePath() : null; 47 } 48} 49