jdk8-mips64-public/langtools: test/tools/javac/diags/FileManager.java@93012e2a5d1d (annotated)

test/tools/javac/diags/FileManager.java@93012e2a5d1d (annotated)

test/tools/javac/diags/FileManager.java

Sat, 07 Nov 2020 10:30:02 +0800

author: aoqi
date: Sat, 07 Nov 2020 10:30:02 +0800
changeset 3938: 93012e2a5d1d
parent 2525: 2eb010b6cb22
permissions: -rw-r--r--

Added tag mips-jdk8u275-b01 for changeset eb6ee6a5f2fe

 /*
  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.Reader;
 import java.io.Writer;
 import java.net.URI;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.regex.Pattern;
 import javax.lang.model.element.Modifier;
 import javax.lang.model.element.NestingKind;
 import javax.tools.JavaFileManager.Location;
 import javax.tools.JavaFileObject;
 import javax.tools.StandardJavaFileManager;
 import com.sun.tools.javac.api.WrappingJavaFileManager;
 /**
  * A JavaFileManager that can throw IOException on attempting to read or write
  * selected files that match a regular expression.
  */
 public class FileManager
         extends WrappingJavaFileManager<StandardJavaFileManager>
         implements StandardJavaFileManager {
     private static final String CANT_READ = "cantRead:";
     private static final String CANT_WRITE = "cantWrite:";
     private Pattern cantRead;
     private Pattern cantWrite;
     public FileManager(StandardJavaFileManager fm, List<String> opts) {
         super(fm);
         for (String opt: opts) {
             if (opt.startsWith(CANT_READ))
                 cantRead = Pattern.compile(opt.substring(CANT_READ.length()));
             else if (opt.startsWith(CANT_WRITE))
                 cantWrite = Pattern.compile(opt.substring(CANT_WRITE.length()));
             else
                 throw new IllegalArgumentException(opt);
         }
     }
     @Override
     protected JavaFileObject wrap(JavaFileObject fo) {
         return new WrappedFileObject(fo);
     }
     @Override
     protected JavaFileObject unwrap(JavaFileObject fo) {
         if (fo instanceof WrappedFileObject)
             return ((WrappedFileObject) fo).delegate;
         else
             return fo;
     }
     public Iterable<? extends JavaFileObject> getJavaFileObjectsFromFiles(Iterable<? extends File> files) {
         return wrap2(fileManager.getJavaFileObjectsFromFiles(files));
     }
     public Iterable<? extends JavaFileObject> getJavaFileObjects(File... files) {
         return wrap2(fileManager.getJavaFileObjects(files));
     }
     public Iterable<? extends JavaFileObject> getJavaFileObjectsFromStrings(Iterable<String> names) {
         return wrap2(fileManager.getJavaFileObjectsFromStrings(names));
     }
     public Iterable<? extends JavaFileObject> getJavaFileObjects(String... names) {
         return wrap2(fileManager.getJavaFileObjects(names));
     }
     /* This method is regrettably necessary because WrappingJavaFileManager.wrap takes
      *          Iterable<JavaFileObject> fileObjects
      * instead of
      *          Iterable<? extends JavaFileObject> fileObjects
      */
     protected Iterable<JavaFileObject> wrap2(Iterable<? extends JavaFileObject> fileObjects) {
         List<JavaFileObject> mapped = new ArrayList<JavaFileObject>();
         for (JavaFileObject fileObject : fileObjects)
             mapped.add(wrap(fileObject));
         return Collections.unmodifiableList(mapped);
     }
     public void setLocation(Location location, Iterable<? extends File> path) throws IOException {
         fileManager.setLocation(location, path);
     }
     public Iterable<? extends File> getLocation(Location location) {
         return fileManager.getLocation(location);
     }
     class WrappedFileObject implements JavaFileObject {
         WrappedFileObject(JavaFileObject fileObject) {
             delegate = fileObject;
         }
         public Kind getKind() {
             return delegate.getKind();
         }
         public boolean isNameCompatible(String simpleName, Kind kind) {
             return delegate.isNameCompatible(simpleName, kind);
         }
         public NestingKind getNestingKind() {
             return delegate.getNestingKind();
         }
         public Modifier getAccessLevel() {
             return delegate.getAccessLevel();
         }
         public URI toUri() {
             return delegate.toUri();
         }
         public String getName() {
             return delegate.getName();
         }
         public InputStream openInputStream() throws IOException {
             checkRead();
             return delegate.openInputStream();
         }
         public OutputStream openOutputStream() throws IOException {
             checkWrite();
             return delegate.openOutputStream();
         }
         public Reader openReader(boolean ignoreEncodingErrors) throws IOException {
             checkRead();
             return delegate.openReader(ignoreEncodingErrors);
         }
         public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
             checkRead();
             return delegate.getCharContent(ignoreEncodingErrors);
         }
         public Writer openWriter() throws IOException {
             checkWrite();
             return delegate.openWriter();
         }
         public long getLastModified() {
             return delegate.getLastModified();
         }
         public boolean delete() {
             return delegate.delete();
         }
         void checkRead() throws IOException {
             String canonName = getName().replace(File.separatorChar, '/');
             if (cantRead != null && cantRead.matcher(canonName).matches())
                 throw new IOException("FileManager: Can't read");
         }
         void checkWrite() throws IOException {
             String canonName = getName().replace(File.separatorChar, '/');
             if (cantWrite != null && cantWrite.matcher(canonName).matches())
                 throw new IOException("FileManager: Can't write");
         }
         JavaFileObject delegate;
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/diags/FileManager.java@93012e2a5d1d (annotated)

test/tools/javac/diags/FileManager.java