1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/classes/com/sun/tools/javac/processing/JavacFiler.java Wed Apr 27 01:34:52 2016 +0800 1.3 @@ -0,0 +1,642 @@ 1.4 +/* 1.5 + * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. Oracle designates this 1.11 + * particular file as subject to the "Classpath" exception as provided 1.12 + * by Oracle in the LICENSE file that accompanied this code. 1.13 + * 1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.17 + * version 2 for more details (a copy is included in the LICENSE file that 1.18 + * accompanied this code). 1.19 + * 1.20 + * You should have received a copy of the GNU General Public License version 1.21 + * 2 along with this work; if not, write to the Free Software Foundation, 1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.23 + * 1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.25 + * or visit www.oracle.com if you need additional information or have any 1.26 + * questions. 1.27 + */ 1.28 + 1.29 +package com.sun.tools.javac.processing; 1.30 + 1.31 +import java.io.Closeable; 1.32 +import java.io.FileNotFoundException; 1.33 +import java.io.InputStream; 1.34 +import java.io.OutputStream; 1.35 +import java.io.FilterOutputStream; 1.36 +import java.io.Reader; 1.37 +import java.io.Writer; 1.38 +import java.io.FilterWriter; 1.39 +import java.io.PrintWriter; 1.40 +import java.io.IOException; 1.41 +import java.util.*; 1.42 + 1.43 +import static java.util.Collections.*; 1.44 + 1.45 +import javax.annotation.processing.*; 1.46 +import javax.lang.model.SourceVersion; 1.47 +import javax.lang.model.element.NestingKind; 1.48 +import javax.lang.model.element.Modifier; 1.49 +import javax.lang.model.element.Element; 1.50 +import javax.tools.*; 1.51 +import javax.tools.JavaFileManager.Location; 1.52 + 1.53 +import static javax.tools.StandardLocation.SOURCE_OUTPUT; 1.54 +import static javax.tools.StandardLocation.CLASS_OUTPUT; 1.55 + 1.56 +import com.sun.tools.javac.code.Lint; 1.57 +import com.sun.tools.javac.util.*; 1.58 + 1.59 +import static com.sun.tools.javac.code.Lint.LintCategory.PROCESSING; 1.60 + 1.61 +/** 1.62 + * The FilerImplementation class must maintain a number of 1.63 + * constraints. First, multiple attempts to open the same path within 1.64 + * the same invocation of the tool results in an IOException being 1.65 + * thrown. For example, trying to open the same source file twice: 1.66 + * 1.67 + * <pre> 1.68 + * createSourceFile("foo.Bar") 1.69 + * ... 1.70 + * createSourceFile("foo.Bar") 1.71 + * </pre> 1.72 + * 1.73 + * is disallowed as is opening a text file that happens to have 1.74 + * the same name as a source file: 1.75 + * 1.76 + * <pre> 1.77 + * createSourceFile("foo.Bar") 1.78 + * ... 1.79 + * createTextFile(SOURCE_TREE, "foo", new File("Bar"), null) 1.80 + * </pre> 1.81 + * 1.82 + * <p>Additionally, creating a source file that corresponds to an 1.83 + * already created class file (or vice versa) also results in an 1.84 + * IOException since each type can only be created once. However, if 1.85 + * the Filer is used to create a text file named *.java that happens 1.86 + * to correspond to an existing class file, a warning is *not* 1.87 + * generated. Similarly, a warning is not generated for a binary file 1.88 + * named *.class and an existing source file. 1.89 + * 1.90 + * <p>The reason for this difference is that source files and class 1.91 + * files are registered with the tool and can get passed on as 1.92 + * declarations to the next round of processing. Files that are just 1.93 + * named *.java and *.class are not processed in that manner; although 1.94 + * having extra source files and class files on the source path and 1.95 + * class path can alter the behavior of the tool and any final 1.96 + * compile. 1.97 + * 1.98 + * <p><b>This is NOT part of any supported API. 1.99 + * If you write code that depends on this, you do so at your own risk. 1.100 + * This code and its internal interfaces are subject to change or 1.101 + * deletion without notice.</b> 1.102 + */ 1.103 +public class JavacFiler implements Filer, Closeable { 1.104 + // TODO: Implement different transaction model for updating the 1.105 + // Filer's record keeping on file close. 1.106 + 1.107 + private static final String ALREADY_OPENED = 1.108 + "Output stream or writer has already been opened."; 1.109 + private static final String NOT_FOR_READING = 1.110 + "FileObject was not opened for reading."; 1.111 + private static final String NOT_FOR_WRITING = 1.112 + "FileObject was not opened for writing."; 1.113 + 1.114 + /** 1.115 + * Wrap a JavaFileObject to manage writing by the Filer. 1.116 + */ 1.117 + private class FilerOutputFileObject extends ForwardingFileObject<FileObject> { 1.118 + private boolean opened = false; 1.119 + private String name; 1.120 + 1.121 + FilerOutputFileObject(String name, FileObject fileObject) { 1.122 + super(fileObject); 1.123 + this.name = name; 1.124 + } 1.125 + 1.126 + @Override 1.127 + public synchronized OutputStream openOutputStream() throws IOException { 1.128 + if (opened) 1.129 + throw new IOException(ALREADY_OPENED); 1.130 + opened = true; 1.131 + return new FilerOutputStream(name, fileObject); 1.132 + } 1.133 + 1.134 + @Override 1.135 + public synchronized Writer openWriter() throws IOException { 1.136 + if (opened) 1.137 + throw new IOException(ALREADY_OPENED); 1.138 + opened = true; 1.139 + return new FilerWriter(name, fileObject); 1.140 + } 1.141 + 1.142 + // Three anti-literacy methods 1.143 + @Override 1.144 + public InputStream openInputStream() throws IOException { 1.145 + throw new IllegalStateException(NOT_FOR_READING); 1.146 + } 1.147 + 1.148 + @Override 1.149 + public Reader openReader(boolean ignoreEncodingErrors) throws IOException { 1.150 + throw new IllegalStateException(NOT_FOR_READING); 1.151 + } 1.152 + 1.153 + @Override 1.154 + public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException { 1.155 + throw new IllegalStateException(NOT_FOR_READING); 1.156 + } 1.157 + 1.158 + @Override 1.159 + public boolean delete() { 1.160 + return false; 1.161 + } 1.162 + } 1.163 + 1.164 + private class FilerOutputJavaFileObject extends FilerOutputFileObject implements JavaFileObject { 1.165 + private final JavaFileObject javaFileObject; 1.166 + FilerOutputJavaFileObject(String name, JavaFileObject javaFileObject) { 1.167 + super(name, javaFileObject); 1.168 + this.javaFileObject = javaFileObject; 1.169 + } 1.170 + 1.171 + public JavaFileObject.Kind getKind() { 1.172 + return javaFileObject.getKind(); 1.173 + } 1.174 + 1.175 + public boolean isNameCompatible(String simpleName, 1.176 + JavaFileObject.Kind kind) { 1.177 + return javaFileObject.isNameCompatible(simpleName, kind); 1.178 + } 1.179 + 1.180 + public NestingKind getNestingKind() { 1.181 + return javaFileObject.getNestingKind(); 1.182 + } 1.183 + 1.184 + public Modifier getAccessLevel() { 1.185 + return javaFileObject.getAccessLevel(); 1.186 + } 1.187 + } 1.188 + 1.189 + /** 1.190 + * Wrap a JavaFileObject to manage reading by the Filer. 1.191 + */ 1.192 + private class FilerInputFileObject extends ForwardingFileObject<FileObject> { 1.193 + FilerInputFileObject(FileObject fileObject) { 1.194 + super(fileObject); 1.195 + } 1.196 + 1.197 + @Override 1.198 + public OutputStream openOutputStream() throws IOException { 1.199 + throw new IllegalStateException(NOT_FOR_WRITING); 1.200 + } 1.201 + 1.202 + @Override 1.203 + public Writer openWriter() throws IOException { 1.204 + throw new IllegalStateException(NOT_FOR_WRITING); 1.205 + } 1.206 + 1.207 + @Override 1.208 + public boolean delete() { 1.209 + return false; 1.210 + } 1.211 + } 1.212 + 1.213 + private class FilerInputJavaFileObject extends FilerInputFileObject implements JavaFileObject { 1.214 + private final JavaFileObject javaFileObject; 1.215 + FilerInputJavaFileObject(JavaFileObject javaFileObject) { 1.216 + super(javaFileObject); 1.217 + this.javaFileObject = javaFileObject; 1.218 + } 1.219 + 1.220 + public JavaFileObject.Kind getKind() { 1.221 + return javaFileObject.getKind(); 1.222 + } 1.223 + 1.224 + public boolean isNameCompatible(String simpleName, 1.225 + JavaFileObject.Kind kind) { 1.226 + return javaFileObject.isNameCompatible(simpleName, kind); 1.227 + } 1.228 + 1.229 + public NestingKind getNestingKind() { 1.230 + return javaFileObject.getNestingKind(); 1.231 + } 1.232 + 1.233 + public Modifier getAccessLevel() { 1.234 + return javaFileObject.getAccessLevel(); 1.235 + } 1.236 + } 1.237 + 1.238 + 1.239 + /** 1.240 + * Wrap a {@code OutputStream} returned from the {@code 1.241 + * JavaFileManager} to properly register source or class files 1.242 + * when they are closed. 1.243 + */ 1.244 + private class FilerOutputStream extends FilterOutputStream { 1.245 + String typeName; 1.246 + FileObject fileObject; 1.247 + boolean closed = false; 1.248 + 1.249 + /** 1.250 + * @param typeName name of class or {@code null} if just a 1.251 + * binary file 1.252 + */ 1.253 + FilerOutputStream(String typeName, FileObject fileObject) throws IOException { 1.254 + super(fileObject.openOutputStream()); 1.255 + this.typeName = typeName; 1.256 + this.fileObject = fileObject; 1.257 + } 1.258 + 1.259 + public synchronized void close() throws IOException { 1.260 + if (!closed) { 1.261 + closed = true; 1.262 + /* 1.263 + * If an IOException occurs when closing the underlying 1.264 + * stream, still try to process the file. 1.265 + */ 1.266 + 1.267 + closeFileObject(typeName, fileObject); 1.268 + out.close(); 1.269 + } 1.270 + } 1.271 + } 1.272 + 1.273 + /** 1.274 + * Wrap a {@code Writer} returned from the {@code JavaFileManager} 1.275 + * to properly register source or class files when they are 1.276 + * closed. 1.277 + */ 1.278 + private class FilerWriter extends FilterWriter { 1.279 + String typeName; 1.280 + FileObject fileObject; 1.281 + boolean closed = false; 1.282 + 1.283 + /** 1.284 + * @param fileObject the fileObject to be written to 1.285 + * @param typeName name of source file or {@code null} if just a 1.286 + * text file 1.287 + */ 1.288 + FilerWriter(String typeName, FileObject fileObject) throws IOException { 1.289 + super(fileObject.openWriter()); 1.290 + this.typeName = typeName; 1.291 + this.fileObject = fileObject; 1.292 + } 1.293 + 1.294 + public synchronized void close() throws IOException { 1.295 + if (!closed) { 1.296 + closed = true; 1.297 + /* 1.298 + * If an IOException occurs when closing the underlying 1.299 + * Writer, still try to process the file. 1.300 + */ 1.301 + 1.302 + closeFileObject(typeName, fileObject); 1.303 + out.close(); 1.304 + } 1.305 + } 1.306 + } 1.307 + 1.308 + JavaFileManager fileManager; 1.309 + Log log; 1.310 + Context context; 1.311 + boolean lastRound; 1.312 + 1.313 + private final boolean lint; 1.314 + 1.315 + /** 1.316 + * Logical names of all created files. This set must be 1.317 + * synchronized. 1.318 + */ 1.319 + private final Set<FileObject> fileObjectHistory; 1.320 + 1.321 + /** 1.322 + * Names of types that have had files created but not closed. 1.323 + */ 1.324 + private final Set<String> openTypeNames; 1.325 + 1.326 + /** 1.327 + * Names of source files closed in this round. This set must be 1.328 + * synchronized. Its iterators should preserve insertion order. 1.329 + */ 1.330 + private Set<String> generatedSourceNames; 1.331 + 1.332 + /** 1.333 + * Names and class files of the class files closed in this round. 1.334 + * This set must be synchronized. Its iterators should preserve 1.335 + * insertion order. 1.336 + */ 1.337 + private final Map<String, JavaFileObject> generatedClasses; 1.338 + 1.339 + /** 1.340 + * JavaFileObjects for source files closed in this round. This 1.341 + * set must be synchronized. Its iterators should preserve 1.342 + * insertion order. 1.343 + */ 1.344 + private Set<JavaFileObject> generatedSourceFileObjects; 1.345 + 1.346 + /** 1.347 + * Names of all created source files. Its iterators should 1.348 + * preserve insertion order. 1.349 + */ 1.350 + private final Set<String> aggregateGeneratedSourceNames; 1.351 + 1.352 + /** 1.353 + * Names of all created class files. Its iterators should 1.354 + * preserve insertion order. 1.355 + */ 1.356 + private final Set<String> aggregateGeneratedClassNames; 1.357 + 1.358 + 1.359 + JavacFiler(Context context) { 1.360 + this.context = context; 1.361 + fileManager = context.get(JavaFileManager.class); 1.362 + 1.363 + log = Log.instance(context); 1.364 + 1.365 + fileObjectHistory = synchronizedSet(new LinkedHashSet<FileObject>()); 1.366 + generatedSourceNames = synchronizedSet(new LinkedHashSet<String>()); 1.367 + generatedSourceFileObjects = synchronizedSet(new LinkedHashSet<JavaFileObject>()); 1.368 + 1.369 + generatedClasses = synchronizedMap(new LinkedHashMap<String, JavaFileObject>()); 1.370 + 1.371 + openTypeNames = synchronizedSet(new LinkedHashSet<String>()); 1.372 + 1.373 + aggregateGeneratedSourceNames = new LinkedHashSet<String>(); 1.374 + aggregateGeneratedClassNames = new LinkedHashSet<String>(); 1.375 + 1.376 + lint = (Lint.instance(context)).isEnabled(PROCESSING); 1.377 + } 1.378 + 1.379 + public JavaFileObject createSourceFile(CharSequence name, 1.380 + Element... originatingElements) throws IOException { 1.381 + return createSourceOrClassFile(true, name.toString()); 1.382 + } 1.383 + 1.384 + public JavaFileObject createClassFile(CharSequence name, 1.385 + Element... originatingElements) throws IOException { 1.386 + return createSourceOrClassFile(false, name.toString()); 1.387 + } 1.388 + 1.389 + private JavaFileObject createSourceOrClassFile(boolean isSourceFile, String name) throws IOException { 1.390 + if (lint) { 1.391 + int periodIndex = name.lastIndexOf("."); 1.392 + if (periodIndex != -1) { 1.393 + String base = name.substring(periodIndex); 1.394 + String extn = (isSourceFile ? ".java" : ".class"); 1.395 + if (base.equals(extn)) 1.396 + log.warning("proc.suspicious.class.name", name, extn); 1.397 + } 1.398 + } 1.399 + checkNameAndExistence(name, isSourceFile); 1.400 + Location loc = (isSourceFile ? SOURCE_OUTPUT : CLASS_OUTPUT); 1.401 + JavaFileObject.Kind kind = (isSourceFile ? 1.402 + JavaFileObject.Kind.SOURCE : 1.403 + JavaFileObject.Kind.CLASS); 1.404 + 1.405 + JavaFileObject fileObject = 1.406 + fileManager.getJavaFileForOutput(loc, name, kind, null); 1.407 + checkFileReopening(fileObject, true); 1.408 + 1.409 + if (lastRound) 1.410 + log.warning("proc.file.create.last.round", name); 1.411 + 1.412 + if (isSourceFile) 1.413 + aggregateGeneratedSourceNames.add(name); 1.414 + else 1.415 + aggregateGeneratedClassNames.add(name); 1.416 + openTypeNames.add(name); 1.417 + 1.418 + return new FilerOutputJavaFileObject(name, fileObject); 1.419 + } 1.420 + 1.421 + public FileObject createResource(JavaFileManager.Location location, 1.422 + CharSequence pkg, 1.423 + CharSequence relativeName, 1.424 + Element... originatingElements) throws IOException { 1.425 + locationCheck(location); 1.426 + 1.427 + String strPkg = pkg.toString(); 1.428 + if (strPkg.length() > 0) 1.429 + checkName(strPkg); 1.430 + 1.431 + FileObject fileObject = 1.432 + fileManager.getFileForOutput(location, strPkg, 1.433 + relativeName.toString(), null); 1.434 + checkFileReopening(fileObject, true); 1.435 + 1.436 + if (fileObject instanceof JavaFileObject) 1.437 + return new FilerOutputJavaFileObject(null, (JavaFileObject)fileObject); 1.438 + else 1.439 + return new FilerOutputFileObject(null, fileObject); 1.440 + } 1.441 + 1.442 + private void locationCheck(JavaFileManager.Location location) { 1.443 + if (location instanceof StandardLocation) { 1.444 + StandardLocation stdLoc = (StandardLocation) location; 1.445 + if (!stdLoc.isOutputLocation()) 1.446 + throw new IllegalArgumentException("Resource creation not supported in location " + 1.447 + stdLoc); 1.448 + } 1.449 + } 1.450 + 1.451 + public FileObject getResource(JavaFileManager.Location location, 1.452 + CharSequence pkg, 1.453 + CharSequence relativeName) throws IOException { 1.454 + String strPkg = pkg.toString(); 1.455 + if (strPkg.length() > 0) 1.456 + checkName(strPkg); 1.457 + 1.458 + // TODO: Only support reading resources in selected output 1.459 + // locations? Only allow reading of non-source, non-class 1.460 + // files from the supported input locations? 1.461 + 1.462 + // In the following, getFileForInput is the "obvious" method 1.463 + // to use, but it does not have the "obvious" semantics for 1.464 + // SOURCE_OUTPUT and CLASS_OUTPUT. Conversely, getFileForOutput 1.465 + // does not have the correct semantics for any "path" location 1.466 + // with more than one component. So, for now, we use a hybrid 1.467 + // invocation. 1.468 + FileObject fileObject; 1.469 + if (location.isOutputLocation()) { 1.470 + fileObject = fileManager.getFileForOutput(location, 1.471 + pkg.toString(), 1.472 + relativeName.toString(), 1.473 + null); 1.474 + } else { 1.475 + fileObject = fileManager.getFileForInput(location, 1.476 + pkg.toString(), 1.477 + relativeName.toString()); 1.478 + } 1.479 + if (fileObject == null) { 1.480 + String name = (pkg.length() == 0) 1.481 + ? relativeName.toString() : (pkg + "/" + relativeName); 1.482 + throw new FileNotFoundException(name); 1.483 + } 1.484 + 1.485 + // If the path was already opened for writing, throw an exception. 1.486 + checkFileReopening(fileObject, false); 1.487 + return new FilerInputFileObject(fileObject); 1.488 + } 1.489 + 1.490 + private void checkName(String name) throws FilerException { 1.491 + checkName(name, false); 1.492 + } 1.493 + 1.494 + private void checkName(String name, boolean allowUnnamedPackageInfo) throws FilerException { 1.495 + if (!SourceVersion.isName(name) && !isPackageInfo(name, allowUnnamedPackageInfo)) { 1.496 + if (lint) 1.497 + log.warning("proc.illegal.file.name", name); 1.498 + throw new FilerException("Illegal name " + name); 1.499 + } 1.500 + } 1.501 + 1.502 + private boolean isPackageInfo(String name, boolean allowUnnamedPackageInfo) { 1.503 + // Is the name of the form "package-info" or 1.504 + // "foo.bar.package-info"? 1.505 + final String PKG_INFO = "package-info"; 1.506 + int periodIndex = name.lastIndexOf("."); 1.507 + if (periodIndex == -1) { 1.508 + return allowUnnamedPackageInfo ? name.equals(PKG_INFO) : false; 1.509 + } else { 1.510 + // "foo.bar.package-info." illegal 1.511 + String prefix = name.substring(0, periodIndex); 1.512 + String simple = name.substring(periodIndex+1); 1.513 + return SourceVersion.isName(prefix) && simple.equals(PKG_INFO); 1.514 + } 1.515 + } 1.516 + 1.517 + private void checkNameAndExistence(String typename, boolean allowUnnamedPackageInfo) throws FilerException { 1.518 + // TODO: Check if type already exists on source or class path? 1.519 + // If so, use warning message key proc.type.already.exists 1.520 + checkName(typename, allowUnnamedPackageInfo); 1.521 + if (aggregateGeneratedSourceNames.contains(typename) || 1.522 + aggregateGeneratedClassNames.contains(typename)) { 1.523 + if (lint) 1.524 + log.warning("proc.type.recreate", typename); 1.525 + throw new FilerException("Attempt to recreate a file for type " + typename); 1.526 + } 1.527 + } 1.528 + 1.529 + /** 1.530 + * Check to see if the file has already been opened; if so, throw 1.531 + * an exception, otherwise add it to the set of files. 1.532 + */ 1.533 + private void checkFileReopening(FileObject fileObject, boolean addToHistory) throws FilerException { 1.534 + for(FileObject veteran : fileObjectHistory) { 1.535 + if (fileManager.isSameFile(veteran, fileObject)) { 1.536 + if (lint) 1.537 + log.warning("proc.file.reopening", fileObject.getName()); 1.538 + throw new FilerException("Attempt to reopen a file for path " + fileObject.getName()); 1.539 + } 1.540 + } 1.541 + if (addToHistory) 1.542 + fileObjectHistory.add(fileObject); 1.543 + } 1.544 + 1.545 + public boolean newFiles() { 1.546 + return (!generatedSourceNames.isEmpty()) 1.547 + || (!generatedClasses.isEmpty()); 1.548 + } 1.549 + 1.550 + public Set<String> getGeneratedSourceNames() { 1.551 + return generatedSourceNames; 1.552 + } 1.553 + 1.554 + public Set<JavaFileObject> getGeneratedSourceFileObjects() { 1.555 + return generatedSourceFileObjects; 1.556 + } 1.557 + 1.558 + public Map<String, JavaFileObject> getGeneratedClasses() { 1.559 + return generatedClasses; 1.560 + } 1.561 + 1.562 + public void warnIfUnclosedFiles() { 1.563 + if (!openTypeNames.isEmpty()) 1.564 + log.warning("proc.unclosed.type.files", openTypeNames.toString()); 1.565 + } 1.566 + 1.567 + /** 1.568 + * Update internal state for a new round. 1.569 + */ 1.570 + public void newRound(Context context) { 1.571 + this.context = context; 1.572 + this.log = Log.instance(context); 1.573 + clearRoundState(); 1.574 + } 1.575 + 1.576 + void setLastRound(boolean lastRound) { 1.577 + this.lastRound = lastRound; 1.578 + } 1.579 + 1.580 + public void close() { 1.581 + clearRoundState(); 1.582 + // Cross-round state 1.583 + fileObjectHistory.clear(); 1.584 + openTypeNames.clear(); 1.585 + aggregateGeneratedSourceNames.clear(); 1.586 + aggregateGeneratedClassNames.clear(); 1.587 + } 1.588 + 1.589 + private void clearRoundState() { 1.590 + generatedSourceNames.clear(); 1.591 + generatedSourceFileObjects.clear(); 1.592 + generatedClasses.clear(); 1.593 + } 1.594 + 1.595 + /** 1.596 + * Debugging function to display internal state. 1.597 + */ 1.598 + public void displayState() { 1.599 + PrintWriter xout = context.get(Log.outKey); 1.600 + xout.println("File Object History : " + fileObjectHistory); 1.601 + xout.println("Open Type Names : " + openTypeNames); 1.602 + xout.println("Gen. Src Names : " + generatedSourceNames); 1.603 + xout.println("Gen. Cls Names : " + generatedClasses.keySet()); 1.604 + xout.println("Agg. Gen. Src Names : " + aggregateGeneratedSourceNames); 1.605 + xout.println("Agg. Gen. Cls Names : " + aggregateGeneratedClassNames); 1.606 + } 1.607 + 1.608 + public String toString() { 1.609 + return "javac Filer"; 1.610 + } 1.611 + 1.612 + /** 1.613 + * Upon close, register files opened by create{Source, Class}File 1.614 + * for annotation processing. 1.615 + */ 1.616 + private void closeFileObject(String typeName, FileObject fileObject) { 1.617 + /* 1.618 + * If typeName is non-null, the file object was opened as a 1.619 + * source or class file by the user. If a file was opened as 1.620 + * a resource, typeName will be null and the file is *not* 1.621 + * subject to annotation processing. 1.622 + */ 1.623 + if ((typeName != null)) { 1.624 + if (!(fileObject instanceof JavaFileObject)) 1.625 + throw new AssertionError("JavaFileOject not found for " + fileObject); 1.626 + JavaFileObject javaFileObject = (JavaFileObject)fileObject; 1.627 + switch(javaFileObject.getKind()) { 1.628 + case SOURCE: 1.629 + generatedSourceNames.add(typeName); 1.630 + generatedSourceFileObjects.add(javaFileObject); 1.631 + openTypeNames.remove(typeName); 1.632 + break; 1.633 + 1.634 + case CLASS: 1.635 + generatedClasses.put(typeName, javaFileObject); 1.636 + openTypeNames.remove(typeName); 1.637 + break; 1.638 + 1.639 + default: 1.640 + break; 1.641 + } 1.642 + } 1.643 + } 1.644 + 1.645 +}