| /* |
| * 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.tools.ant.taskdefs.rmic; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.taskdefs.ExecuteJava; |
| import org.apache.tools.ant.types.Commandline; |
| |
| /** |
| * The implementation of the rmic for Kaffe |
| * |
| * @since Ant 1.4 |
| */ |
| public class KaffeRmic extends DefaultRmicAdapter { |
| // sorted by newest Kaffe version first |
| private static final String[] RMIC_CLASSNAMES = new String[] { |
| "gnu.classpath.tools.rmi.rmic.RMIC", |
| // pre Kaffe 1.1.5 |
| "gnu.java.rmi.rmic.RMIC", |
| // pre Kaffe 1.1.2 |
| "kaffe.rmi.rmic.RMIC", |
| }; |
| |
| /** |
| * the name of this adapter for users to select |
| */ |
| public static final String COMPILER_NAME = "kaffe"; |
| |
| /** {@inheritDoc} */ |
| public boolean execute() throws BuildException { |
| getRmic().log("Using Kaffe rmic", Project.MSG_VERBOSE); |
| Commandline cmd = setupRmicCommand(); |
| |
| Class c = getRmicClass(); |
| if (c == null) { |
| StringBuffer buf = new StringBuffer("Cannot use Kaffe rmic, as it" |
| + " is not available. None" |
| + " of "); |
| for (int i = 0; i < RMIC_CLASSNAMES.length; i++) { |
| if (i != 0) { |
| buf.append(", "); |
| } |
| |
| buf.append(RMIC_CLASSNAMES[i]); |
| } |
| buf.append(" have been found. A common solution is to set the" |
| + " environment variable JAVA_HOME or CLASSPATH."); |
| throw new BuildException(buf.toString(), |
| getRmic().getLocation()); |
| } |
| |
| cmd.setExecutable(c.getName()); |
| if (!c.getName().equals(RMIC_CLASSNAMES[RMIC_CLASSNAMES.length - 1])) { |
| // only supported since Kaffe 1.1.2 |
| cmd.createArgument().setValue("-verbose"); |
| getRmic().log(Commandline.describeCommand(cmd)); |
| } |
| ExecuteJava ej = new ExecuteJava(); |
| ej.setJavaCommand(cmd); |
| return ej.fork(getRmic()) == 0; |
| } |
| |
| /** |
| * test for kaffe being on the system |
| * @return true if kaffe is on the current classpath |
| */ |
| public static boolean isAvailable() { |
| return getRmicClass() != null; |
| } |
| |
| /** |
| * tries to load Kaffe RMIC and falls back to the older class name |
| * if necessary. |
| * |
| * @return null if neither class can get loaded. |
| */ |
| private static Class getRmicClass() { |
| for (int i = 0; i < RMIC_CLASSNAMES.length; i++) { |
| try { |
| return Class.forName(RMIC_CLASSNAMES[i]); |
| } catch (ClassNotFoundException cnfe) { |
| // Ignore |
| } |
| } |
| return null; |
| } |
| } |