langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/file/ZipFileIndexArchive.java
--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/file/ZipFileIndexArchive.java Thu Dec 10 08:17:12 2015 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,247 +0,0 @@
-/*
- * Copyright (c) 2005, 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-package com.sun.tools.javac.file;
-
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.Writer;
-import java.net.URI;
-import java.nio.ByteBuffer;
-import java.nio.CharBuffer;
-import java.nio.charset.CharsetDecoder;
-import java.nio.file.Path;
-import java.util.Objects;
-import java.util.Set;
-
-import javax.tools.JavaFileObject;
-
-import com.sun.tools.javac.file.JavacFileManager.Archive;
-import com.sun.tools.javac.file.RelativePath.RelativeDirectory;
-import com.sun.tools.javac.file.RelativePath.RelativeFile;
-import com.sun.tools.javac.util.Assert;
-import com.sun.tools.javac.util.DefinedBy;
-import com.sun.tools.javac.util.DefinedBy.Api;
-import com.sun.tools.javac.util.List;
-
-/**
- * <p><b>This is NOT part of any supported API.
- * If you write code that depends on this, you do so at your own risk.
- * This code and its internal interfaces are subject to change or
- * deletion without notice.</b>
- */
-public class ZipFileIndexArchive implements Archive {
-
- private final ZipFileIndex zfIndex;
- private final JavacFileManager fileManager;
-
- public ZipFileIndexArchive(JavacFileManager fileManager, ZipFileIndex zdir) throws IOException {
- super();
- this.fileManager = fileManager;
- this.zfIndex = zdir;
- }
-
- public boolean contains(RelativePath name) {
- return zfIndex.contains(name);
- }
-
- public List<String> getFiles(RelativeDirectory subdirectory) {
- return zfIndex.getFiles(subdirectory);
- }
-
- public JavaFileObject getFileObject(RelativeDirectory subdirectory, String file) {
- RelativeFile fullZipFileName = new RelativeFile(subdirectory, file);
- ZipFileIndex.Entry entry = zfIndex.getZipIndexEntry(fullZipFileName);
- JavaFileObject ret = new ZipFileIndexFileObject(fileManager, zfIndex, entry, zfIndex.getZipFile());
- return ret;
- }
-
- public Set<RelativeDirectory> getSubdirectories() {
- return zfIndex.getAllDirectories();
- }
-
- public void close() throws IOException {
- zfIndex.close();
- }
-
- @Override
- public String toString() {
- return "ZipFileIndexArchive[" + zfIndex + "]";
- }
-
- /**
- * A subclass of JavaFileObject representing zip entries using the com.sun.tools.javac.file.ZipFileIndex implementation.
- */
- public static class ZipFileIndexFileObject extends BaseFileObject {
-
- /** The entry's name.
- */
- private String name;
-
- /** The zipfile containing the entry.
- */
- ZipFileIndex zfIndex;
-
- /** The underlying zip entry object.
- */
- ZipFileIndex.Entry entry;
-
- /** The name of the zip file where this entry resides.
- */
- Path zipName;
-
-
- ZipFileIndexFileObject(JavacFileManager fileManager, ZipFileIndex zfIndex, ZipFileIndex.Entry entry, Path zipFileName) {
- super(fileManager);
- this.name = entry.getFileName();
- this.zfIndex = zfIndex;
- this.entry = entry;
- this.zipName = zipFileName;
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public URI toUri() {
- return createJarUri(zipName, getPrefixedEntryName());
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public String getName() {
- return zipName + "(" + getPrefixedEntryName() + ")";
- }
-
- @Override
- public String getShortName() {
- return zipName.getFileName() + "(" + entry.getName() + ")";
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public JavaFileObject.Kind getKind() {
- return getKind(entry.getName());
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public InputStream openInputStream() throws IOException {
- Assert.checkNonNull(entry); // see constructor
- return new ByteArrayInputStream(zfIndex.read(entry));
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public OutputStream openOutputStream() throws IOException {
- throw new UnsupportedOperationException();
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
- CharBuffer cb = fileManager.getCachedContent(this);
- if (cb == null) {
- try (InputStream in = new ByteArrayInputStream(zfIndex.read(entry))) {
- ByteBuffer bb = fileManager.makeByteBuffer(in);
- JavaFileObject prev = fileManager.log.useSource(this);
- try {
- cb = fileManager.decode(bb, ignoreEncodingErrors);
- } finally {
- fileManager.log.useSource(prev);
- }
- fileManager.recycleByteBuffer(bb); // save for next time
- if (!ignoreEncodingErrors)
- fileManager.cache(this, cb);
- }
- }
- return cb;
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public Writer openWriter() throws IOException {
- throw new UnsupportedOperationException();
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public long getLastModified() {
- return entry.getLastModified();
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public boolean delete() {
- throw new UnsupportedOperationException();
- }
-
- @Override
- protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
- return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors);
- }
-
- @Override
- protected String inferBinaryName(Iterable<? extends Path> path) {
- String entryName = entry.getName();
- if (zfIndex.symbolFilePrefix != null) {
- String prefix = zfIndex.symbolFilePrefix.path;
- if (entryName.startsWith(prefix))
- entryName = entryName.substring(prefix.length());
- }
- return removeExtension(entryName).replace('/', '.');
- }
-
- @Override @DefinedBy(Api.COMPILER)
- public boolean isNameCompatible(String cn, JavaFileObject.Kind k) {
- Objects.requireNonNull(cn);
- if (k == Kind.OTHER && getKind() != k)
- return false;
- return name.equals(cn + k.extension);
- }
-
- /**
- * Check if two file objects are equal.
- * Two ZipFileIndexFileObjects are equal if the absolute paths of the underlying
- * zip files are equal and if the paths within those zip files are equal.
- */
- @Override
- public boolean equals(Object other) {
- if (this == other)
- return true;
-
- if (!(other instanceof ZipFileIndexFileObject))
- return false;
-
- ZipFileIndexFileObject o = (ZipFileIndexFileObject) other;
- return zfIndex.getAbsoluteFile().equals(o.zfIndex.getAbsoluteFile())
- && entry.equals(o.entry);
- }
-
- @Override
- public int hashCode() {
- return zfIndex.getAbsoluteFile().hashCode() + entry.hashCode();
- }
-
- private String getPrefixedEntryName() {
- if (zfIndex.symbolFilePrefix != null)
- return zfIndex.symbolFilePrefix.path + entry.getName();
- else
- return entry.getName();
- }
- }
-
-}