content: /*
   *  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.javah;
  
  import java.io.File;
  
  import org.apache.tools.ant.BuildException;
  import org.apache.tools.ant.launch.Locator;
  import org.apache.tools.ant.taskdefs.ExecuteJava;
  import org.apache.tools.ant.taskdefs.optional.Javah;
  import org.apache.tools.ant.types.Commandline;
  import org.apache.tools.ant.types.Path;
  
  
  /**
   * Adapter to com.sun.tools.javah.oldjavah.Main or com.sun.tools.javah.Main.
   *
   * @since Ant 1.6.3
   */
  public class SunJavah implements JavahAdapter {
  
      /** the name of the javah adapter - sun */
      public static final String IMPLEMENTATION_NAME = "sun";
  
      /**
       * Performs the actual compilation.
       * @param javah the calling javah task.
       * @return true if the compilation was successful.
       * @throws BuildException if there is an error.
       * @since Ant 1.6.3
       */
      @Override
      public boolean compile(Javah javah) throws BuildException {
          Commandline cmd = setupJavahCommand(javah);
          ExecuteJava ej = new ExecuteJava();
          Class<?> c;
          try {
              try {
                  // first search for the "old" javah class in 1.4.2 tools.jar
                  c = Class.forName("com.sun.tools.javah.oldjavah.Main");
              } catch (ClassNotFoundException cnfe) {
                  // assume older than 1.4.2 tools.jar
                  c = Class.forName("com.sun.tools.javah.Main");
              }
          } catch (ClassNotFoundException ex) {
              throw new BuildException(
                  "Can't load javah", ex, javah.getLocation());
          }
          cmd.setExecutable(c.getName());
          ej.setJavaCommand(cmd);
          File f = Locator.getClassSource(c);
          if (f != null) {
              ej.setClasspath(new Path(javah.getProject(), f.getPath()));
          }
          return ej.fork(javah) == 0;
      }
  
      static Commandline setupJavahCommand(Javah javah) {
          Commandline cmd = new Commandline();
  
          if (javah.getDestdir() != null) {
              cmd.createArgument().setValue("-d");
              cmd.createArgument().setFile(javah.getDestdir());
          }
  
          if (javah.getOutputfile() != null) {
              cmd.createArgument().setValue("-o");
              cmd.createArgument().setFile(javah.getOutputfile());
          }
  
          if (javah.getClasspath() != null) {
              cmd.createArgument().setValue("-classpath");
              cmd.createArgument().setPath(javah.getClasspath());
          }
  
          if (javah.getVerbose()) {
              cmd.createArgument().setValue("-verbose");
          }
          if (javah.getOld()) {
              cmd.createArgument().setValue("-old");
          }
          if (javah.getForce()) {
              cmd.createArgument().setValue("-force");
          }
          if (javah.getStubs() && !javah.getOld()) {
              throw new BuildException(
                  "stubs only available in old mode.", javah.getLocation());
          }
  
          if (javah.getStubs()) {
              cmd.createArgument().setValue("-stubs");
          }
          Path bcp = new Path(javah.getProject());
          if (javah.getBootclasspath() != null) {
              bcp.append(javah.getBootclasspath());
          }
          bcp = bcp.concatSystemBootClasspath("ignore");
          if (bcp.size() > 0) {
              cmd.createArgument().setValue("-bootclasspath");
              cmd.createArgument().setPath(bcp);
          }
  
          cmd.addArguments(javah.getCurrentArgs());
  
          javah.logAndAddFiles(cmd);
          return cmd;
      }
  
  }
  