1 /* 2 * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.tools.internal.jxc; 27 28 import com.sun.tools.internal.jxc.ap.Options; 29 import com.sun.tools.internal.xjc.BadCommandLineException; 30 import com.sun.xml.internal.bind.util.Which; 31 32 import javax.lang.model.SourceVersion; 33 import javax.tools.Diagnostic; 34 import javax.tools.DiagnosticCollector; 35 import javax.tools.JavaCompiler; 36 import javax.tools.JavaFileObject; 37 import javax.tools.OptionChecker; 38 import javax.tools.StandardJavaFileManager; 39 import javax.tools.ToolProvider; 40 import javax.xml.bind.JAXBContext; 41 import java.io.File; 42 import java.lang.reflect.InvocationTargetException; 43 import java.lang.reflect.Method; 44 import java.net.MalformedURLException; 45 import java.net.URISyntaxException; 46 import java.net.URL; 47 import java.net.URLClassLoader; 48 import java.util.ArrayList; 49 import java.util.Collections; 50 import java.util.List; 51 import java.util.logging.Level; 52 import java.util.logging.Logger; 53 54 /** 55 * CLI entry-point to the schema generator. 56 * 57 * @author Bhakti Mehta 58 */ 59 public class SchemaGenerator { 60 61 private static final Logger LOGGER = Logger.getLogger(SchemaGenerator.class.getName()); 62 63 /** 64 * Runs the schema generator. 65 */ 66 public static void main(String[] args) throws Exception { 67 System.exit(run(args)); 68 } 69 70 public static int run(String[] args) throws Exception { 71 try { 72 ClassLoader cl = SecureLoader.getClassClassLoader(SchemaGenerator.class); 73 if (cl==null) { 74 cl = SecureLoader.getSystemClassLoader(); 75 } 76 return run(args, cl); 77 } catch(Exception e) { 78 LOGGER.log(Level.SEVERE, e.getMessage(), e); 79 return -1; 80 } 81 } 82 83 /** 84 * Runs the schema generator. 85 * 86 * @param classLoader 87 * the schema generator will run in this classLoader. 88 * It needs to be able to load annotation processing and JAXB RI classes. Note that 89 * JAXB RI classes refer to annotation processing classes. Must not be null. 90 * 91 * @return 92 * exit code. 0 if success. 93 * 94 */ 95 public static int run(String[] args, ClassLoader classLoader) throws ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException { 96 final Options options = new Options(); 97 if (args.length ==0) { 98 usage(); 99 return -1; 100 } 101 for (String arg : args) { 102 if (arg.equals("-help")) { 103 usage(); 104 return -1; 105 } 106 107 if (arg.equals("-version")) { 108 System.out.println(Messages.VERSION.format()); 109 return -1; 110 } 111 112 if (arg.equals("-fullversion")) { 113 System.out.println(Messages.FULLVERSION.format()); 114 return -1; 115 } 116 117 } 118 119 try { 120 options.parseArguments(args); 121 } catch (BadCommandLineException e) { 122 // there was an error in the command line. 123 // print usage and abort. 124 System.out.println(e.getMessage()); 125 System.out.println(); 126 usage(); 127 return -1; 128 } 129 130 Class schemagenRunner = classLoader.loadClass(Runner.class.getName()); 131 Method compileMethod = schemagenRunner.getDeclaredMethod("compile",String[].class,File.class); 132 133 List<String> aptargs = new ArrayList<String>(); 134 135 if (options.encoding != null) { 136 aptargs.add("-encoding"); 137 aptargs.add(options.encoding); 138 } 139 140 aptargs.add("-cp"); 141 aptargs.add(setClasspath(options.classpath)); // set original classpath + jaxb-api to be visible to annotation processor 142 143 aptargs.add("-addmods"); 144 aptargs.add("java.xml.bind"); 145 146 if(options.targetDir!=null) { 147 aptargs.add("-d"); 148 aptargs.add(options.targetDir.getPath()); 149 } 150 151 aptargs.addAll(options.arguments); 152 153 String[] argsarray = aptargs.toArray(new String[aptargs.size()]); 154 return ((Boolean) compileMethod.invoke(null, argsarray, options.episodeFile)) ? 0 : 1; 155 } 156 157 private static String setClasspath(String givenClasspath) { 158 StringBuilder cp = new StringBuilder(); 159 appendPath(cp, givenClasspath); 160 ClassLoader cl = Thread.currentThread().getContextClassLoader(); 161 while (cl != null) { 162 if (cl instanceof URLClassLoader) { 163 for (URL url : ((URLClassLoader) cl).getURLs()) { 164 try { 165 appendPath(cp,new File(url.toURI()).getPath()); 166 } catch(URISyntaxException ex) { 167 /*If the URL is not properly formated - skip it*/ 168 LOGGER.log(Level.SEVERE, ex.getMessage(), ex); 169 } 170 } 171 } 172 cl = cl.getParent(); 173 } 174 175 appendPath(cp, findJaxbApiJar()); 176 return cp.toString(); 177 } 178 179 private static void appendPath(StringBuilder cp, String url) { 180 if (url == null || url.trim().isEmpty()) 181 return; 182 if (cp.length() != 0) 183 cp.append(File.pathSeparatorChar); 184 cp.append(url); 185 } 186 187 /** 188 * Computes the file system path of {@code jaxb-api.jar} so that 189 * Annotation Processing will see them in the {@code -cp} option. 190 * 191 * <p> 192 * In Java, you can't do this reliably (for that matter there's no guarantee 193 * that such a jar file exists, such as in Glassfish), so we do the best we can. 194 * 195 * @return 196 * null if failed to locate it. 197 */ 198 private static String findJaxbApiJar() { 199 String url = Which.which(JAXBContext.class); 200 if(url==null) return null; // impossible, but hey, let's be defensive 201 202 if(!url.startsWith("jar:") || url.lastIndexOf('!')==-1) 203 // no jar file 204 return null; 205 206 String jarFileUrl = url.substring(4,url.lastIndexOf('!')); 207 if(!jarFileUrl.startsWith("file:")) 208 return null; // not from file system 209 210 try { 211 File f = new File(new URL(jarFileUrl).toURI()); 212 if (f.exists() && f.getName().endsWith(".jar")) { // see 6510966 213 return f.getPath(); 214 } 215 f = new File(new URL(jarFileUrl).getFile()); 216 if (f.exists() && f.getName().endsWith(".jar")) { // this is here for potential backw. compatibility issues 217 return f.getPath(); 218 } 219 } catch (URISyntaxException ex) { 220 LOGGER.log(Level.SEVERE, ex.getMessage(), ex); 221 } catch (MalformedURLException ex) { 222 LOGGER.log(Level.SEVERE, ex.getMessage(), ex); 223 } 224 return null; 225 } 226 227 private static void usage( ) { 228 System.out.println(Messages.USAGE.format()); 229 } 230 231 public static final class Runner { 232 public static boolean compile(String[] args, File episode) throws Exception { 233 234 JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); 235 DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>(); 236 StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null); 237 JavacOptions options = JavacOptions.parse(compiler, fileManager, args); 238 List<String> unrecognizedOptions = options.getUnrecognizedOptions(); 239 if (!unrecognizedOptions.isEmpty()) { 240 LOGGER.log(Level.WARNING, "Unrecognized options found: {0}", unrecognizedOptions); 241 } 242 Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(options.getFiles()); 243 JavaCompiler.CompilationTask task = compiler.getTask( 244 null, 245 fileManager, 246 diagnostics, 247 options.getRecognizedOptions(), 248 options.getClassNames(), 249 compilationUnits); 250 com.sun.tools.internal.jxc.ap.SchemaGenerator r = new com.sun.tools.internal.jxc.ap.SchemaGenerator(); 251 if (episode != null) 252 r.setEpisodeFile(episode); 253 task.setProcessors(Collections.singleton(r)); 254 boolean res = task.call(); 255 //Print compiler generated messages 256 for( Diagnostic<? extends JavaFileObject> d : diagnostics.getDiagnostics() ) { 257 System.err.println(d.toString()); 258 } 259 return res; 260 } 261 } 262 263 /** 264 * @author Peter von der Ahe 265 */ 266 private static final class JavacOptions { 267 private final List<String> recognizedOptions; 268 private final List<String> classNames; 269 private final List<File> files; 270 private final List<String> unrecognizedOptions; 271 272 private JavacOptions(List<String> recognizedOptions, List<String> classNames, List<File> files, 273 List<String> unrecognizedOptions) { 274 this.recognizedOptions = recognizedOptions; 275 this.classNames = classNames; 276 this.files = files; 277 this.unrecognizedOptions = unrecognizedOptions; 278 } 279 280 public static JavacOptions parse(OptionChecker primary, OptionChecker secondary, String... arguments) { 281 List<String> recognizedOptions = new ArrayList<String>(); 282 List<String> unrecognizedOptions = new ArrayList<String>(); 283 List<String> classNames = new ArrayList<String>(); 284 List<File> files = new ArrayList<File>(); 285 for (int i = 0; i < arguments.length; i++) { 286 String argument = arguments[i]; 287 int optionCount = primary.isSupportedOption(argument); 288 if (optionCount < 0) { 289 optionCount = secondary.isSupportedOption(argument); 290 } 291 if (optionCount < 0) { 292 File file = new File(argument); 293 if (file.exists()) 294 files.add(file); 295 else if (SourceVersion.isName(argument)) 296 classNames.add(argument); 297 else 298 unrecognizedOptions.add(argument); 299 } else { 300 for (int j = 0; j < optionCount + 1; j++) { 301 int index = i + j; 302 if (index == arguments.length) throw new IllegalArgumentException(argument); 303 recognizedOptions.add(arguments[index]); 304 } 305 i += optionCount; 306 } 307 } 308 return new JavacOptions(recognizedOptions, classNames, files, unrecognizedOptions); 309 } 310 311 /** 312 * Returns the list of recognized options and their arguments. 313 * 314 * @return a list of options 315 */ 316 public List<String> getRecognizedOptions() { 317 return Collections.unmodifiableList(recognizedOptions); 318 } 319 320 /** 321 * Returns the list of file names. 322 * 323 * @return a list of file names 324 */ 325 public List<File> getFiles() { 326 return Collections.unmodifiableList(files); 327 } 328 329 /** 330 * Returns the list of class names. 331 * 332 * @return a list of class names 333 */ 334 public List<String> getClassNames() { 335 return Collections.unmodifiableList(classNames); 336 } 337 338 /** 339 * Returns the list of unrecognized options. 340 * 341 * @return a list of unrecognized options 342 */ 343 public List<String> getUnrecognizedOptions() { 344 return Collections.unmodifiableList(unrecognizedOptions); 345 } 346 347 @Override 348 public String toString() { 349 return String.format("recognizedOptions = %s; classNames = %s; " + "files = %s; unrecognizedOptions = %s", recognizedOptions, classNames, files, unrecognizedOptions); 350 } 351 } 352 }