/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.xerces.util; import org.apache.tools.ant.BuildException; import org.apache.tools.ant.Project; import org.apache.tools.ant.types.Path; import org.apache.tools.ant.util.JavaEnvUtils; import org.apache.tools.ant.taskdefs.Javac; import java.lang.StringBuffer; import java.util.Properties; import java.util.Locale; /** * The implementation of the javac compiler for JDK 1.4 and above * * The purpose of this task is to diagnose whether we're * running on a 1.4 or above JVM; if we are, to * set up the bootclasspath such that the build will * succeed; if we aren't, then invoke the Javac12 * task. * * @author Neil Graham, IBM */ public class XJavac extends Javac { /** * Run the compilation. * * @exception BuildException if the compilation has problems. */ public void execute() throws BuildException { if(isJDK14OrHigher()) { // maybe the right one; check vendor: // by checking system properties: Properties props = null; try { props = System.getProperties(); } catch (Exception e) { throw new BuildException("unable to determine java vendor because could not access system properties!"); } // this is supposed to be provided by all JVM's from time immemorial String vendor = ((String)props.get("java.vendor")).toUpperCase(Locale.ENGLISH); if (vendor.indexOf("IBM") >= 0) { // we're on an IBM 1.4 or higher; fiddle with the bootclasspath. setBootclasspath(createIBMJDKBootclasspath()); } // need to do special things for Sun too and also // for Apple, HP, SableVM, Kaffe and Blackdown: a Linux port of Sun Java else if( (vendor.indexOf("SUN") >= 0) || (vendor.indexOf("BLACKDOWN") >= 0) || (vendor.indexOf("APPLE") >= 0) || (vendor.indexOf("HEWLETT-PACKARD") >= 0) || (vendor.indexOf("KAFFE") >= 0) || (vendor.indexOf("SABLE") >= 0)) { // we're on an SUN 1.4 or higher; fiddle with the bootclasspath. // since we can't eviscerate XML-related info here, // we must use the classpath Path bcp = createBootclasspath(); Path clPath = getClasspath(); bcp.append(clPath); String currBCP = (String)props.get("sun.boot.class.path"); Path currBCPath = new Path(null); currBCPath.createPathElement().setPath(currBCP); bcp.append(currBCPath); setBootclasspath(bcp); } } // now just do the normal thing: super.execute(); } /** * Creates bootclasspath for IBM JDK 1.4 and above. */ private Path createIBMJDKBootclasspath() { Path bcp = createBootclasspath(); String javaHome = System.getProperty("java.home"); StringBuffer bcpMember = new StringBuffer(); bcpMember.append(javaHome).append("/lib/charsets.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/core.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/vm.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/java.util.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/rt.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/graphics.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/javaws.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/jaws.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/security.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/server.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/JawBridge.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/gskikm.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/ibmjceprovider.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/indicim.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/jaccess.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/ldapsec.jar:"); bcp.createPathElement().setPath(bcpMember.toString()); bcpMember.replace(javaHome.length(), bcpMember.length(), "/lib/ext/oldcertpath.jar"); bcp.createPathElement().setPath(bcpMember.toString()); return bcp; } /** * Checks whether the JDK version is 1.4 or higher. If it's not * JDK 1.4 we check whether we're on a future JDK by checking * that we're not on JDKs 1.0, 1.1, 1.2 or 1.3. This check by * exclusion should future proof this task from new versions of * Ant which are aware of higher JDK versions. * * @return true if the JDK version is 1.4 or higher. */ private boolean isJDK14OrHigher() { final String version = JavaEnvUtils.getJavaVersion(); return version.equals(JavaEnvUtils.JAVA_1_4) || (!version.equals(JavaEnvUtils.JAVA_1_3) && !version.equals(JavaEnvUtils.JAVA_1_2) && !version.equals(JavaEnvUtils.JAVA_1_1) && !version.equals(JavaEnvUtils.JAVA_1_0)); } }