feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/com/sun/tools/javac/file/ZipFileIndexArchive.java

@@ -0,0 +1,254 @@
+/*
+ * Copyright (c) 2005, 2011, 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.IOException;
+import java.util.Set;
+import javax.tools.JavaFileObject;
+
+import java.io.ByteArrayInputStream;
+import java.io.File;
+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 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.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 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 InputStream for this zip entry (file.)
+         */
+        InputStream inputStream = null;
+
+        /** The name of the zip file where this entry resides.
+         */
+        File zipName;
+
+
+        ZipFileIndexFileObject(JavacFileManager fileManager, ZipFileIndex zfIndex, ZipFileIndex.Entry entry, File zipFileName) {
+            super(fileManager);
+            this.name = entry.getFileName();
+            this.zfIndex = zfIndex;
+            this.entry = entry;
+            this.zipName = zipFileName;
+        }
+
+        @Override
+        public URI toUri() {
+            return createJarUri(zipName, getPrefixedEntryName());
+        }
+
+        @Override
+        public String getName() {
+            return zipName + "(" + getPrefixedEntryName() + ")";
+        }
+
+        @Override
+        public String getShortName() {
+            return zipName.getName() + "(" + entry.getName() + ")";
+        }
+
+        @Override
+        public JavaFileObject.Kind getKind() {
+            return getKind(entry.getName());
+        }
+
+        @Override
+        public InputStream openInputStream() throws IOException {
+            if (inputStream == null) {
+                Assert.checkNonNull(entry); // see constructor
+                inputStream = new ByteArrayInputStream(zfIndex.read(entry));
+            }
+            return inputStream;
+        }
+
+        @Override
+        public OutputStream openOutputStream() throws IOException {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
+            CharBuffer cb = fileManager.getCachedContent(this);
+            if (cb == null) {
+                InputStream in = new ByteArrayInputStream(zfIndex.read(entry));
+                try {
+                    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);
+                } finally {
+                    in.close();
+                }
+            }
+            return cb;
+        }
+
+        @Override
+        public Writer openWriter() throws IOException {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public long getLastModified() {
+            return entry.getLastModified();
+        }
+
+        @Override
+        public boolean delete() {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
+            return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors);
+        }
+
+        @Override
+        protected String inferBinaryName(Iterable<? extends File> 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
+        public boolean isNameCompatible(String cn, JavaFileObject.Kind k) {
+            cn.getClass(); // null check
+            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())
+                    && name.equals(o.name);
+        }
+
+        @Override
+        public int hashCode() {
+            return zfIndex.getAbsoluteFile().hashCode() + name.hashCode();
+        }
+
+        private String getPrefixedEntryName() {
+            if (zfIndex.symbolFilePrefix != null)
+                return zfIndex.symbolFilePrefix.path + entry.getName();
+            else
+                return entry.getName();
+        }
+    }
+
+}