| /* |
| * 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 |
| * |
| * https://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.optional.native2ascii; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.ProjectComponent; |
| import org.apache.tools.ant.taskdefs.ExecuteJava; |
| import org.apache.tools.ant.taskdefs.optional.Native2Ascii; |
| import org.apache.tools.ant.types.Commandline; |
| |
| /** |
| * Adapter to kaffe.tools.native2ascii.Native2Ascii. |
| * |
| * @since Ant 1.6.3 |
| */ |
| public final class KaffeNative2Ascii extends DefaultNative2Ascii { |
| |
| // sorted by newest Kaffe version first |
| private static final String[] N2A_CLASSNAMES = new String[] { |
| "gnu.classpath.tools.native2ascii.Native2ASCII", |
| // pre Kaffe 1.1.5 |
| "kaffe.tools.native2ascii.Native2Ascii", |
| }; |
| |
| /** |
| * Identifies this adapter. |
| */ |
| public static final String IMPLEMENTATION_NAME = "kaffe"; |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected void setup(Commandline cmd, Native2Ascii args) |
| throws BuildException { |
| if (args.getReverse()) { |
| throw new BuildException("-reverse is not supported by Kaffe"); |
| } |
| super.setup(cmd, args); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected boolean run(Commandline cmd, ProjectComponent log) |
| throws BuildException { |
| ExecuteJava ej = new ExecuteJava(); |
| Class<?> c = getN2aClass(); |
| if (c == null) { |
| throw new BuildException( |
| "Couldn't load Kaffe's Native2Ascii class"); |
| } |
| |
| cmd.setExecutable(c.getName()); |
| ej.setJavaCommand(cmd); |
| ej.execute(log.getProject()); |
| // otherwise ExecuteJava has thrown an exception |
| return true; |
| } |
| |
| /** |
| * tries to load Kaffe Native2Ascii and falls back to the older |
| * class name if necessary. |
| * |
| * @return null if neither class can get loaded. |
| */ |
| private static Class<?> getN2aClass() { |
| for (String className : N2A_CLASSNAMES) { |
| try { |
| return Class.forName(className); |
| } catch (ClassNotFoundException cnfe) { |
| // Ignore |
| } |
| } |
| return null; |
| } |
| |
| } |