1 | /*
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2 | * Copyright 2005 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 | package org.apache.tools.ant.taskdefs.optional.javah;
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18 |
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19 | import java.io.File;
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20 |
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21 | import org.apache.tools.ant.BuildException;
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22 | import org.apache.tools.ant.launch.Locator;
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23 | import org.apache.tools.ant.taskdefs.ExecuteJava;
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24 | import org.apache.tools.ant.taskdefs.optional.Javah;
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25 | import org.apache.tools.ant.types.Commandline;
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26 | import org.apache.tools.ant.types.Path;
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27 |
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28 |
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29 | /**
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30 | * Adapter to com.sun.tools.javah.oldjavah.Main or com.sun.tools.javah.Main.
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31 | *
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32 | * @since Ant 1.6.3
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33 | */
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34 | public class SunJavah implements JavahAdapter {
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35 |
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36 | public static final String IMPLEMENTATION_NAME = "sun";
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37 |
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38 | /**
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39 | * Performs the actual compilation.
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40 | *
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41 | * @since Ant 1.6.3
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42 | */
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43 | public boolean compile(Javah javah) throws BuildException {
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44 | Commandline cmd = setupJavahCommand(javah);
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45 | ExecuteJava ej = new ExecuteJava();
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46 | Class c = null;
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47 | try {
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48 | try {
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49 | // first search for the "old" javah class in 1.4.2 tools.jar
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50 | c = Class.forName("com.sun.tools.javah.oldjavah.Main");
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51 | } catch (ClassNotFoundException cnfe) {
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52 | // assume older than 1.4.2 tools.jar
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53 | c = Class.forName("com.sun.tools.javah.Main");
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54 | }
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55 | } catch (ClassNotFoundException ex) {
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56 | throw new BuildException("Can't load javah", ex,
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57 | javah.getLocation());
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58 | }
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59 | cmd.setExecutable(c.getName());
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60 | ej.setJavaCommand(cmd);
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61 | File f = Locator.getClassSource(c);
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62 | if (f != null) {
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63 | ej.setClasspath(new Path(javah.getProject(), f.getPath()));
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64 | }
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65 | return ej.fork(javah) == 0;
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66 | }
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67 |
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68 | private Commandline setupJavahCommand(Javah javah) {
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69 | Commandline cmd = new Commandline();
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70 |
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71 | if (javah.getDestdir() != null) {
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72 | cmd.createArgument().setValue("-d");
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73 | cmd.createArgument().setFile(javah.getDestdir());
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74 | }
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75 |
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76 | if (javah.getOutputfile() != null) {
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77 | cmd.createArgument().setValue("-o");
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78 | cmd.createArgument().setFile(javah.getOutputfile());
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79 | }
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80 |
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81 | if (javah.getClasspath() != null) {
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82 | cmd.createArgument().setValue("-classpath");
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83 | cmd.createArgument().setPath(javah.getClasspath());
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84 | }
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85 |
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86 | if (javah.getVerbose()) {
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87 | cmd.createArgument().setValue("-verbose");
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88 | }
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89 | if (javah.getOld()) {
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90 | cmd.createArgument().setValue("-old");
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91 | }
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92 | if (javah.getForce()) {
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93 | cmd.createArgument().setValue("-force");
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94 | }
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95 | if (javah.getStubs() && !javah.getOld()) {
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96 | throw new BuildException("stubs only available in old mode.",
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97 | javah.getLocation());
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98 | }
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99 |
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100 | if (javah.getStubs()) {
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101 | cmd.createArgument().setValue("-stubs");
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102 | }
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103 | Path bcp = new Path(javah.getProject());
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104 | if (javah.getBootclasspath() != null) {
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105 | bcp.append(javah.getBootclasspath());
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106 | }
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107 | if (bcp.size() > 0) {
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108 | cmd.createArgument().setValue("-bootclasspath");
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109 | cmd.createArgument().setPath(bcp);
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110 | }
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111 |
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112 | cmd.addArguments(javah.getCurrentArgs());
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113 |
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114 | javah.logAndAddFiles(cmd);
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115 | return cmd;
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116 | }
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117 |
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118 | }
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