| 1 | /* |
| 2 | * Copyright (c) 2009 The JOMC Project |
| 3 | * Copyright (c) 2005 Christian Schulte <cs@jomc.org> |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * |
| 10 | * o Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * |
| 13 | * o Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in |
| 15 | * the documentation and/or other materials provided with the |
| 16 | * distribution. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE JOMC PROJECT AND CONTRIBUTORS "AS IS" |
| 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 20 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 21 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE JOMC PROJECT OR |
| 22 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 23 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 24 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 25 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 26 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 27 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 28 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | * |
| 30 | * $Id: DefaultModelContext.java 1331 2010-01-18 00:18:28Z schulte2005 $ |
| 31 | * |
| 32 | */ |
| 33 | package org.jomc.model; |
| 34 | |
| 35 | import java.io.IOException; |
| 36 | import java.io.InputStream; |
| 37 | import java.io.Reader; |
| 38 | import java.lang.ref.Reference; |
| 39 | import java.lang.ref.SoftReference; |
| 40 | import java.net.URI; |
| 41 | import java.net.URISyntaxException; |
| 42 | import java.net.URL; |
| 43 | import java.text.MessageFormat; |
| 44 | import java.util.ArrayList; |
| 45 | import java.util.Enumeration; |
| 46 | import java.util.HashSet; |
| 47 | import java.util.Iterator; |
| 48 | import java.util.List; |
| 49 | import java.util.Locale; |
| 50 | import java.util.Map; |
| 51 | import java.util.ResourceBundle; |
| 52 | import java.util.Set; |
| 53 | import java.util.jar.Attributes; |
| 54 | import java.util.jar.Manifest; |
| 55 | import java.util.logging.Level; |
| 56 | import javax.xml.XMLConstants; |
| 57 | import javax.xml.bind.JAXBContext; |
| 58 | import javax.xml.bind.JAXBException; |
| 59 | import javax.xml.bind.Marshaller; |
| 60 | import javax.xml.bind.Unmarshaller; |
| 61 | import javax.xml.transform.Source; |
| 62 | import javax.xml.transform.sax.SAXSource; |
| 63 | import javax.xml.validation.Schema; |
| 64 | import javax.xml.validation.SchemaFactory; |
| 65 | import org.jomc.model.bootstrap.BootstrapContext; |
| 66 | import org.jomc.model.bootstrap.BootstrapException; |
| 67 | import org.jomc.model.bootstrap.Schemas; |
| 68 | import org.w3c.dom.ls.LSInput; |
| 69 | import org.w3c.dom.ls.LSResourceResolver; |
| 70 | import org.xml.sax.EntityResolver; |
| 71 | import org.xml.sax.InputSource; |
| 72 | import org.xml.sax.SAXException; |
| 73 | import org.xml.sax.helpers.DefaultHandler; |
| 74 | |
| 75 | /** |
| 76 | * Default {@code ModelContext} implementation. |
| 77 | * |
| 78 | * @author <a href="mailto:cs@jomc.org">Christian Schulte</a> |
| 79 | * @version $Id: DefaultModelContext.java 1331 2010-01-18 00:18:28Z schulte2005 $ |
| 80 | * @see ModelContext#createModelContext(java.lang.ClassLoader) |
| 81 | */ |
| 82 | public class DefaultModelContext extends ModelContext |
| 83 | { |
| 84 | |
| 85 | /** Supported schema name extensions. */ |
| 86 | private static final String[] SCHEMA_EXTENSIONS = new String[] |
| 87 | { |
| 88 | "xsd" |
| 89 | }; |
| 90 | |
| 91 | /** Cached {@code Schemas}. */ |
| 92 | private Reference<Schemas> cachedSchemas = new SoftReference<Schemas>( null ); |
| 93 | |
| 94 | /** Cached schema resources. */ |
| 95 | private Reference<Set<URI>> cachedSchemaResources = new SoftReference<Set<URI>>( null ); |
| 96 | |
| 97 | /** |
| 98 | * Creates a new {@code DefaultModelContext} instance taking a class loader. |
| 99 | * |
| 100 | * @param classLoader The class loader of the context. |
| 101 | */ |
| 102 | public DefaultModelContext( final ClassLoader classLoader ) |
| 103 | { |
| 104 | super( classLoader ); |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public EntityResolver createEntityResolver() throws ModelException |
| 109 | { |
| 110 | return new DefaultHandler() |
| 111 | { |
| 112 | |
| 113 | @Override |
| 114 | public InputSource resolveEntity( final String publicId, final String systemId ) |
| 115 | throws SAXException, IOException |
| 116 | { |
| 117 | if ( systemId == null ) |
| 118 | { |
| 119 | throw new NullPointerException( "systemId" ); |
| 120 | } |
| 121 | |
| 122 | InputSource schemaSource = null; |
| 123 | |
| 124 | try |
| 125 | { |
| 126 | org.jomc.model.bootstrap.Schema s = null; |
| 127 | final Schemas classpathSchemas = getSchemas(); |
| 128 | |
| 129 | if ( publicId != null ) |
| 130 | { |
| 131 | s = classpathSchemas.getSchemaByPublicId( publicId ); |
| 132 | } |
| 133 | if ( s == null ) |
| 134 | { |
| 135 | s = classpathSchemas.getSchemaBySystemId( systemId ); |
| 136 | } |
| 137 | |
| 138 | if ( s != null ) |
| 139 | { |
| 140 | schemaSource = new InputSource(); |
| 141 | schemaSource.setPublicId( s.getPublicId() != null ? s.getPublicId() : publicId ); |
| 142 | schemaSource.setSystemId( s.getSystemId() ); |
| 143 | |
| 144 | if ( s.getClasspathId() != null ) |
| 145 | { |
| 146 | final URL resource = findResource( s.getClasspathId() ); |
| 147 | |
| 148 | if ( resource != null ) |
| 149 | { |
| 150 | schemaSource.setSystemId( resource.toExternalForm() ); |
| 151 | } |
| 152 | else |
| 153 | { |
| 154 | if ( isLoggable( Level.WARNING ) ) |
| 155 | { |
| 156 | log( Level.WARNING, getMessage( "resourceNotFound", new Object[] |
| 157 | { |
| 158 | s.getClasspathId() |
| 159 | } ), null ); |
| 160 | |
| 161 | } |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | if ( isLoggable( Level.FINE ) ) |
| 166 | { |
| 167 | log( Level.FINE, getMessage( "resolutionInfo", new Object[] |
| 168 | { |
| 169 | publicId + ", " + systemId, |
| 170 | schemaSource.getPublicId() + ", " + schemaSource.getSystemId() |
| 171 | } ), null ); |
| 172 | |
| 173 | } |
| 174 | } |
| 175 | |
| 176 | if ( schemaSource == null ) |
| 177 | { |
| 178 | final URI systemUri = new URI( systemId ); |
| 179 | String schemaName = systemUri.getPath(); |
| 180 | if ( schemaName != null ) |
| 181 | { |
| 182 | final int lastIndexOfSlash = schemaName.lastIndexOf( '/' ); |
| 183 | if ( lastIndexOfSlash != -1 && lastIndexOfSlash < schemaName.length() ) |
| 184 | { |
| 185 | schemaName = schemaName.substring( lastIndexOfSlash + 1 ); |
| 186 | } |
| 187 | |
| 188 | for ( URI uri : getSchemaResources() ) |
| 189 | { |
| 190 | if ( uri.getPath().endsWith( schemaName ) ) |
| 191 | { |
| 192 | schemaSource = new InputSource(); |
| 193 | schemaSource.setPublicId( publicId ); |
| 194 | schemaSource.setSystemId( uri.toASCIIString() ); |
| 195 | |
| 196 | if ( isLoggable( Level.FINE ) ) |
| 197 | { |
| 198 | log( Level.FINE, getMessage( "resolutionInfo", new Object[] |
| 199 | { |
| 200 | systemUri.toASCIIString(), |
| 201 | schemaSource.getSystemId() |
| 202 | } ), null ); |
| 203 | |
| 204 | } |
| 205 | |
| 206 | break; |
| 207 | } |
| 208 | } |
| 209 | } |
| 210 | else |
| 211 | { |
| 212 | if ( isLoggable( Level.WARNING ) ) |
| 213 | { |
| 214 | log( Level.WARNING, getMessage( "unsupportedSystemIdUri", new Object[] |
| 215 | { |
| 216 | systemId, systemUri.toASCIIString() |
| 217 | } ), null ); |
| 218 | |
| 219 | } |
| 220 | |
| 221 | schemaSource = null; |
| 222 | } |
| 223 | } |
| 224 | } |
| 225 | catch ( final URISyntaxException e ) |
| 226 | { |
| 227 | if ( isLoggable( Level.WARNING ) ) |
| 228 | { |
| 229 | log( Level.WARNING, getMessage( "unsupportedSystemIdUri", new Object[] |
| 230 | { |
| 231 | systemId, e.getMessage() |
| 232 | } ), null ); |
| 233 | |
| 234 | } |
| 235 | |
| 236 | schemaSource = null; |
| 237 | } |
| 238 | catch ( final BootstrapException e ) |
| 239 | { |
| 240 | throw (IOException) new IOException( getMessage( "failedResolvingSchemas", null ) ).initCause( e ); |
| 241 | } |
| 242 | catch ( final ModelException e ) |
| 243 | { |
| 244 | throw (IOException) new IOException( getMessage( "failedResolving", new Object[] |
| 245 | { |
| 246 | publicId, systemId, e.getMessage() |
| 247 | } ) ).initCause( e ); |
| 248 | |
| 249 | } |
| 250 | |
| 251 | return schemaSource; |
| 252 | } |
| 253 | |
| 254 | }; |
| 255 | } |
| 256 | |
| 257 | @Override |
| 258 | public LSResourceResolver createResourceResolver() throws ModelException |
| 259 | { |
| 260 | return new LSResourceResolver() |
| 261 | { |
| 262 | |
| 263 | public LSInput resolveResource( final String type, final String namespaceURI, final String publicId, |
| 264 | final String systemId, final String baseURI ) |
| 265 | { |
| 266 | final String resolvePublicId = namespaceURI == null ? publicId : namespaceURI; |
| 267 | final String resolveSystemId = systemId == null ? "" : systemId; |
| 268 | |
| 269 | try |
| 270 | { |
| 271 | if ( XMLConstants.W3C_XML_SCHEMA_NS_URI.equals( type ) ) |
| 272 | { |
| 273 | final InputSource schemaSource = |
| 274 | createEntityResolver().resolveEntity( resolvePublicId, resolveSystemId ); |
| 275 | |
| 276 | if ( schemaSource != null ) |
| 277 | { |
| 278 | return new LSInput() |
| 279 | { |
| 280 | |
| 281 | public Reader getCharacterStream() |
| 282 | { |
| 283 | return schemaSource.getCharacterStream(); |
| 284 | } |
| 285 | |
| 286 | public void setCharacterStream( final Reader characterStream ) |
| 287 | { |
| 288 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 289 | { |
| 290 | "setCharacterStream", |
| 291 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 292 | } ), null ); |
| 293 | |
| 294 | } |
| 295 | |
| 296 | public InputStream getByteStream() |
| 297 | { |
| 298 | return schemaSource.getByteStream(); |
| 299 | } |
| 300 | |
| 301 | public void setByteStream( final InputStream byteStream ) |
| 302 | { |
| 303 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 304 | { |
| 305 | "setByteStream", |
| 306 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 307 | } ), null ); |
| 308 | |
| 309 | } |
| 310 | |
| 311 | public String getStringData() |
| 312 | { |
| 313 | return null; |
| 314 | } |
| 315 | |
| 316 | public void setStringData( final String stringData ) |
| 317 | { |
| 318 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 319 | { |
| 320 | "setStringData", |
| 321 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 322 | } ), null ); |
| 323 | |
| 324 | } |
| 325 | |
| 326 | public String getSystemId() |
| 327 | { |
| 328 | return schemaSource.getSystemId(); |
| 329 | } |
| 330 | |
| 331 | public void setSystemId( final String systemId ) |
| 332 | { |
| 333 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 334 | { |
| 335 | "setSystemId", |
| 336 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 337 | } ), null ); |
| 338 | |
| 339 | } |
| 340 | |
| 341 | public String getPublicId() |
| 342 | { |
| 343 | return schemaSource.getPublicId(); |
| 344 | } |
| 345 | |
| 346 | public void setPublicId( final String publicId ) |
| 347 | { |
| 348 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 349 | { |
| 350 | "setPublicId", |
| 351 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 352 | } ), null ); |
| 353 | |
| 354 | } |
| 355 | |
| 356 | public String getBaseURI() |
| 357 | { |
| 358 | return baseURI; |
| 359 | } |
| 360 | |
| 361 | public void setBaseURI( final String baseURI ) |
| 362 | { |
| 363 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 364 | { |
| 365 | "setBaseURI", |
| 366 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 367 | } ), null ); |
| 368 | |
| 369 | } |
| 370 | |
| 371 | public String getEncoding() |
| 372 | { |
| 373 | return schemaSource.getEncoding(); |
| 374 | } |
| 375 | |
| 376 | public void setEncoding( final String encoding ) |
| 377 | { |
| 378 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 379 | { |
| 380 | "setEncoding", |
| 381 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 382 | } ), null ); |
| 383 | |
| 384 | } |
| 385 | |
| 386 | public boolean getCertifiedText() |
| 387 | { |
| 388 | return false; |
| 389 | } |
| 390 | |
| 391 | public void setCertifiedText( final boolean certifiedText ) |
| 392 | { |
| 393 | log( Level.WARNING, getMessage( "unsupportedOperation", new Object[] |
| 394 | { |
| 395 | "setCertifiedText", |
| 396 | DefaultModelContext.class.getName() + ".LSResourceResolver" |
| 397 | } ), null ); |
| 398 | |
| 399 | } |
| 400 | |
| 401 | }; |
| 402 | } |
| 403 | |
| 404 | } |
| 405 | else if ( isLoggable( Level.WARNING ) ) |
| 406 | { |
| 407 | log( Level.WARNING, getMessage( "unsupportedResourceType", new Object[] |
| 408 | { |
| 409 | type |
| 410 | } ), null ); |
| 411 | |
| 412 | } |
| 413 | } |
| 414 | catch ( final SAXException e ) |
| 415 | { |
| 416 | if ( isLoggable( Level.SEVERE ) ) |
| 417 | { |
| 418 | log( Level.SEVERE, getMessage( "failedResolving", new Object[] |
| 419 | { |
| 420 | resolvePublicId, resolveSystemId, e.getMessage() |
| 421 | } ), e ); |
| 422 | |
| 423 | } |
| 424 | } |
| 425 | catch ( final IOException e ) |
| 426 | { |
| 427 | if ( isLoggable( Level.SEVERE ) ) |
| 428 | { |
| 429 | log( Level.SEVERE, getMessage( "failedResolving", new Object[] |
| 430 | { |
| 431 | resolvePublicId, resolveSystemId, e.getMessage() |
| 432 | } ), e ); |
| 433 | |
| 434 | } |
| 435 | } |
| 436 | catch ( final ModelException e ) |
| 437 | { |
| 438 | if ( isLoggable( Level.SEVERE ) ) |
| 439 | { |
| 440 | log( Level.SEVERE, getMessage( "failedResolving", new Object[] |
| 441 | { |
| 442 | resolvePublicId, resolveSystemId, e.getMessage() |
| 443 | } ), e ); |
| 444 | |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | return null; |
| 449 | } |
| 450 | |
| 451 | }; |
| 452 | |
| 453 | } |
| 454 | |
| 455 | @Override |
| 456 | public Schema createSchema() throws ModelException |
| 457 | { |
| 458 | try |
| 459 | { |
| 460 | final SchemaFactory f = SchemaFactory.newInstance( XMLConstants.W3C_XML_SCHEMA_NS_URI ); |
| 461 | final Schemas schemas = this.getSchemas(); |
| 462 | final List<Source> sources = new ArrayList<Source>( schemas.getSchema().size() ); |
| 463 | final EntityResolver entityResolver = this.createEntityResolver(); |
| 464 | |
| 465 | for ( org.jomc.model.bootstrap.Schema s : schemas.getSchema() ) |
| 466 | { |
| 467 | final InputSource inputSource = entityResolver.resolveEntity( s.getPublicId(), s.getSystemId() ); |
| 468 | |
| 469 | if ( inputSource != null ) |
| 470 | { |
| 471 | sources.add( new SAXSource( inputSource ) ); |
| 472 | } |
| 473 | } |
| 474 | |
| 475 | if ( sources.isEmpty() ) |
| 476 | { |
| 477 | throw new ModelException( this.getMessage( "missingSchemas", null ) ); |
| 478 | } |
| 479 | |
| 480 | f.setResourceResolver( this.createResourceResolver() ); |
| 481 | return f.newSchema( sources.toArray( new Source[ sources.size() ] ) ); |
| 482 | } |
| 483 | catch ( final BootstrapException e ) |
| 484 | { |
| 485 | throw new ModelException( e ); |
| 486 | } |
| 487 | catch ( final IOException e ) |
| 488 | { |
| 489 | throw new ModelException( e ); |
| 490 | } |
| 491 | catch ( final SAXException e ) |
| 492 | { |
| 493 | throw new ModelException( e ); |
| 494 | } |
| 495 | } |
| 496 | |
| 497 | @Override |
| 498 | public JAXBContext createContext() throws ModelException |
| 499 | { |
| 500 | try |
| 501 | { |
| 502 | final StringBuilder packageNames = new StringBuilder(); |
| 503 | |
| 504 | for ( final Iterator<org.jomc.model.bootstrap.Schema> s = this.getSchemas().getSchema().iterator(); |
| 505 | s.hasNext(); ) |
| 506 | { |
| 507 | final org.jomc.model.bootstrap.Schema schema = s.next(); |
| 508 | if ( schema.getContextId() != null ) |
| 509 | { |
| 510 | packageNames.append( ':' ).append( schema.getContextId() ); |
| 511 | if ( this.isLoggable( Level.CONFIG ) ) |
| 512 | { |
| 513 | this.log( Level.CONFIG, this.getMessage( "foundContext", new Object[] |
| 514 | { |
| 515 | schema.getContextId() |
| 516 | } ), null ); |
| 517 | |
| 518 | } |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | if ( packageNames.length() == 0 ) |
| 523 | { |
| 524 | throw new ModelException( this.getMessage( "missingSchemas", null ) ); |
| 525 | } |
| 526 | |
| 527 | return JAXBContext.newInstance( packageNames.toString().substring( 1 ), this.getClassLoader() ); |
| 528 | } |
| 529 | catch ( final BootstrapException e ) |
| 530 | { |
| 531 | throw new ModelException( e ); |
| 532 | } |
| 533 | catch ( final JAXBException e ) |
| 534 | { |
| 535 | throw new ModelException( e ); |
| 536 | } |
| 537 | } |
| 538 | |
| 539 | @Override |
| 540 | public Marshaller createMarshaller() throws ModelException |
| 541 | { |
| 542 | try |
| 543 | { |
| 544 | final StringBuilder packageNames = new StringBuilder(); |
| 545 | final StringBuilder schemaLocation = new StringBuilder(); |
| 546 | |
| 547 | for ( final Iterator<org.jomc.model.bootstrap.Schema> s = this.getSchemas().getSchema().iterator(); |
| 548 | s.hasNext(); ) |
| 549 | { |
| 550 | final org.jomc.model.bootstrap.Schema schema = s.next(); |
| 551 | if ( schema.getContextId() != null ) |
| 552 | { |
| 553 | packageNames.append( ':' ).append( schema.getContextId() ); |
| 554 | } |
| 555 | if ( schema.getPublicId() != null && schema.getSystemId() != null ) |
| 556 | { |
| 557 | schemaLocation.append( ' ' ).append( schema.getPublicId() ).append( ' ' ). |
| 558 | append( schema.getSystemId() ); |
| 559 | |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | if ( packageNames.length() == 0 ) |
| 564 | { |
| 565 | throw new ModelException( this.getMessage( "missingSchemas", null ) ); |
| 566 | } |
| 567 | |
| 568 | final Marshaller m = |
| 569 | JAXBContext.newInstance( packageNames.toString().substring( 1 ), this.getClassLoader() ). |
| 570 | createMarshaller(); |
| 571 | |
| 572 | if ( schemaLocation.length() != 0 ) |
| 573 | { |
| 574 | m.setProperty( Marshaller.JAXB_SCHEMA_LOCATION, schemaLocation.toString().substring( 1 ) ); |
| 575 | } |
| 576 | |
| 577 | return m; |
| 578 | } |
| 579 | catch ( final BootstrapException e ) |
| 580 | { |
| 581 | throw new ModelException( e ); |
| 582 | } |
| 583 | catch ( final JAXBException e ) |
| 584 | { |
| 585 | throw new ModelException( e ); |
| 586 | } |
| 587 | } |
| 588 | |
| 589 | @Override |
| 590 | public Unmarshaller createUnmarshaller() throws ModelException |
| 591 | { |
| 592 | try |
| 593 | { |
| 594 | return this.createContext().createUnmarshaller(); |
| 595 | } |
| 596 | catch ( final JAXBException e ) |
| 597 | { |
| 598 | throw new ModelException( e ); |
| 599 | } |
| 600 | } |
| 601 | |
| 602 | /** |
| 603 | * Gets the schemas of the instance. |
| 604 | * |
| 605 | * @return The schemas of the instance. |
| 606 | * |
| 607 | * @throws BootstrapException if getting the schemas fails. |
| 608 | */ |
| 609 | private Schemas getSchemas() throws BootstrapException |
| 610 | { |
| 611 | Schemas schemas = this.cachedSchemas.get(); |
| 612 | |
| 613 | if ( schemas == null ) |
| 614 | { |
| 615 | schemas = BootstrapContext.createBootstrapContext( this.getClassLoader() ).findSchemas(); |
| 616 | |
| 617 | if ( schemas != null && this.isLoggable( Level.CONFIG ) ) |
| 618 | { |
| 619 | for ( org.jomc.model.bootstrap.Schema s : schemas.getSchema() ) |
| 620 | { |
| 621 | this.log( Level.CONFIG, this.getMessage( "foundSchema", new Object[] |
| 622 | { |
| 623 | s.getPublicId(), s.getSystemId(), s.getContextId(), s.getClasspathId() |
| 624 | } ), null ); |
| 625 | |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | this.cachedSchemas = new SoftReference( schemas ); |
| 630 | } |
| 631 | |
| 632 | return schemas; |
| 633 | } |
| 634 | |
| 635 | /** |
| 636 | * Searches the context for {@code META-INF/MANIFEST.MF} resources and returns a set of URIs of entries whose name |
| 637 | * end with a known schema extension. |
| 638 | * |
| 639 | * @return Set of URIs of any matching entries. |
| 640 | * |
| 641 | * @throws IOException if reading fails. |
| 642 | * @throws URISyntaxException if parsing fails. |
| 643 | */ |
| 644 | private Set<URI> getSchemaResources() throws IOException, URISyntaxException |
| 645 | { |
| 646 | Set<URI> resources = this.cachedSchemaResources.get(); |
| 647 | |
| 648 | if ( resources == null ) |
| 649 | { |
| 650 | resources = new HashSet<URI>(); |
| 651 | final long t0 = System.currentTimeMillis(); |
| 652 | int count = 0; |
| 653 | |
| 654 | for ( final Enumeration<URL> e = this.getClassLoader().getResources( "META-INF/MANIFEST.MF" ); |
| 655 | e.hasMoreElements(); ) |
| 656 | { |
| 657 | count++; |
| 658 | final URL manifestUrl = e.nextElement(); |
| 659 | final String externalForm = manifestUrl.toExternalForm(); |
| 660 | final String baseUrl = externalForm.substring( 0, externalForm.indexOf( "META-INF" ) ); |
| 661 | final InputStream manifestStream = manifestUrl.openStream(); |
| 662 | final Manifest mf = new Manifest( manifestStream ); |
| 663 | manifestStream.close(); |
| 664 | |
| 665 | if ( this.isLoggable( Level.FINE ) ) |
| 666 | { |
| 667 | this.log( Level.FINE, this.getMessage( "processing", new Object[] |
| 668 | { |
| 669 | externalForm |
| 670 | } ), null ); |
| 671 | |
| 672 | } |
| 673 | |
| 674 | for ( Map.Entry<String, Attributes> entry : mf.getEntries().entrySet() ) |
| 675 | { |
| 676 | for ( int i = SCHEMA_EXTENSIONS.length - 1; i >= 0; i-- ) |
| 677 | { |
| 678 | if ( entry.getKey().toLowerCase().endsWith( '.' + SCHEMA_EXTENSIONS[i].toLowerCase() ) ) |
| 679 | { |
| 680 | final URL schemaUrl = new URL( baseUrl + entry.getKey() ); |
| 681 | resources.add( schemaUrl.toURI() ); |
| 682 | |
| 683 | if ( this.isLoggable( Level.FINE ) ) |
| 684 | { |
| 685 | this.log( Level.FINE, this.getMessage( "foundSchemaCandidate", new Object[] |
| 686 | { |
| 687 | schemaUrl.toExternalForm() |
| 688 | } ), null ); |
| 689 | |
| 690 | } |
| 691 | } |
| 692 | } |
| 693 | } |
| 694 | } |
| 695 | |
| 696 | if ( this.isLoggable( Level.FINE ) ) |
| 697 | { |
| 698 | this.log( Level.FINE, this.getMessage( "contextReport", new Object[] |
| 699 | { |
| 700 | count, "META-INF/MANIFEST.MF", Long.valueOf( System.currentTimeMillis() - t0 ) |
| 701 | } ), null ); |
| 702 | |
| 703 | } |
| 704 | |
| 705 | this.cachedSchemaResources = new SoftReference( resources ); |
| 706 | } |
| 707 | |
| 708 | return resources; |
| 709 | } |
| 710 | |
| 711 | private String getMessage( final String key, final Object args ) |
| 712 | { |
| 713 | return new MessageFormat( ResourceBundle.getBundle( DefaultModelContext.class.getName().replace( '.', '/' ), |
| 714 | Locale.getDefault() ).getString( key ) ).format( args ); |
| 715 | |
| 716 | } |
| 717 | |
| 718 | } |