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6714365: refactor JavacFileManager to move nested classes to top level

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Reviewed-by: mcimadamore
This commit is contained in:
Jonathan Gibbons 2008-06-18 07:23:25 -07:00
parent d39e209011
commit 27b7da6dfc
10 changed files with 939 additions and 768 deletions
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14
langtools/src/share/classes/com/sun/tools/javac/file/BaseFileObject.java
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@ -25,6 +25,7 @@
package com.sun.tools.javac.file;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;
@ -36,6 +37,9 @@ import javax.tools.JavaFileObject;
import static javax.tools.JavaFileObject.Kind.*;
public abstract class BaseFileObject implements JavaFileObject {
protected BaseFileObject(JavacFileManager fileManager) {
this.fileManager = fileManager;
}
public JavaFileObject.Kind getKind() {
String n = getName();
@ -76,4 +80,14 @@ public abstract class BaseFileObject implements JavaFileObject {
throw new UnsupportedOperationException();
}
protected abstract String inferBinaryName(Iterable<? extends File> path);
protected static String removeExtension(String fileName) {
int lastDot = fileName.lastIndexOf(".");
return (lastDot == -1 ? fileName : fileName.substring(0, lastDot));
}
/** The file manager that created this JavaFileObject. */
protected final JavacFileManager fileManager;
}

648
langtools/src/share/classes/com/sun/tools/javac/file/JavacFileManager.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2005-2008 Sun Microsystems, Inc. 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
@ -25,21 +25,16 @@
package com.sun.tools.javac.file;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.lang.ref.SoftReference;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.ByteBuffer;
@ -56,13 +51,11 @@ import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumSet;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.lang.model.SourceVersion;
@ -96,15 +89,6 @@ public class JavacFileManager implements StandardJavaFileManager {
boolean useZipFileIndex;
private static int symbolFilePrefixLength = 0;
static {
try {
symbolFilePrefixLength = symbolFilePrefix.getBytes("UTF-8").length;
} catch (java.io.UnsupportedEncodingException uee) {
// Can't happen...UTF-8 is always supported.
}
}
private static boolean CHECK_ZIP_TIMESTAMP = false;
private static Map<File, Boolean> isDirectory = new ConcurrentHashMap<File, Boolean>();
@ -202,7 +186,7 @@ public class JavacFileManager implements StandardJavaFileManager {
}
public JavaFileObject getRegularFile(File file) {
return new RegularFileObject(file);
return new RegularFileObject(this, file);
}
public JavaFileObject getFileForOutput(String classname,
@ -405,7 +389,7 @@ public class JavacFileManager implements StandardJavaFileManager {
} else {
if (isValidFile(fname, fileKinds)) {
JavaFileObject fe =
new RegularFileObject(fname, new File(d, fname));
new RegularFileObject(this, fname, new File(d, fname));
l.append(fe);
}
}
@ -469,106 +453,13 @@ public class JavacFileManager implements StandardJavaFileManager {
Set<String> getSubdirectories();
}
public class ZipArchive implements Archive {
protected final Map<String,List<String>> map;
protected final ZipFile zdir;
public ZipArchive(ZipFile zdir) throws IOException {
this.zdir = zdir;
this.map = new HashMap<String,List<String>>();
for (Enumeration<? extends ZipEntry> e = zdir.entries(); e.hasMoreElements(); ) {
ZipEntry entry;
try {
entry = e.nextElement();
} catch (InternalError ex) {
IOException io = new IOException();
io.initCause(ex); // convenience constructors added in Mustang :-(
throw io;
}
addZipEntry(entry);
}
}
void addZipEntry(ZipEntry entry) {
String name = entry.getName();
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i+1);
String basename = name.substring(i+1);
if (basename.length() == 0)
return;
List<String> list = map.get(dirname);
if (list == null)
list = List.nil();
list = list.prepend(basename);
map.put(dirname, list);
}
public boolean contains(String name) {
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i+1);
String basename = name.substring(i+1);
if (basename.length() == 0)
return false;
List<String> list = map.get(dirname);
return (list != null && list.contains(basename));
}
public List<String> getFiles(String subdirectory) {
return map.get(subdirectory);
}
public JavaFileObject getFileObject(String subdirectory, String file) {
ZipEntry ze = zdir.getEntry(subdirectory + file);
return new ZipFileObject(file, zdir, ze);
}
public Set<String> getSubdirectories() {
return map.keySet();
}
public void close() throws IOException {
zdir.close();
}
}
public class SymbolArchive extends ZipArchive {
final File origFile;
public SymbolArchive(File orig, ZipFile zdir) throws IOException {
super(zdir);
this.origFile = orig;
}
@Override
void addZipEntry(ZipEntry entry) {
// called from super constructor, may not refer to origFile.
String name = entry.getName();
if (!name.startsWith(symbolFilePrefix))
return;
name = name.substring(symbolFilePrefix.length());
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i+1);
String basename = name.substring(i+1);
if (basename.length() == 0)
return;
List<String> list = map.get(dirname);
if (list == null)
list = List.nil();
list = list.prepend(basename);
map.put(dirname, list);
}
@Override
public JavaFileObject getFileObject(String subdirectory, String file) {
return super.getFileObject(symbolFilePrefix + subdirectory, file);
}
}
public class MissingArchive implements Archive {
final File zipFileName;
public MissingArchive(File name) {
zipFileName = name;
}
public boolean contains(String name) {
return false;
return false;
}
public void close() {
@ -647,19 +538,23 @@ public class JavacFileManager implements StandardJavaFileManager {
if (origZipFileName == zipFileName) {
if (!useZipFileIndex) {
archive = new ZipArchive(zdir);
archive = new ZipArchive(this, zdir);
} else {
archive = new ZipFileIndexArchive(this, ZipFileIndex.getZipFileIndex(zipFileName, 0,
archive = new ZipFileIndexArchive(this, ZipFileIndex.getZipFileIndex(zipFileName, null,
usePreindexedCache, preindexCacheLocation, options.get("writezipindexfiles") != null));
}
}
else {
if (!useZipFileIndex) {
archive = new SymbolArchive(origZipFileName, zdir);
archive = new SymbolArchive(this, origZipFileName, zdir, symbolFilePrefix);
}
else {
archive = new ZipFileIndexArchive(this, ZipFileIndex.getZipFileIndex(zipFileName, symbolFilePrefixLength,
usePreindexedCache, preindexCacheLocation, options.get("writezipindexfiles") != null));
archive = new ZipFileIndexArchive(this,
ZipFileIndex.getZipFileIndex(zipFileName,
symbolFilePrefix,
usePreindexedCache,
preindexCacheLocation,
options.get("writezipindexfiles") != null));
}
}
} catch (FileNotFoundException ex) {
@ -695,7 +590,17 @@ public class JavacFileManager implements StandardJavaFileManager {
}
}
private Map<JavaFileObject, SoftReference<CharBuffer>> contentCache = new HashMap<JavaFileObject, SoftReference<CharBuffer>>();
CharBuffer getCachedContent(JavaFileObject file) {
SoftReference<CharBuffer> r = contentCache.get(file);
return (r == null ? null : r.get());
}
void cache(JavaFileObject file, CharBuffer cb) {
contentCache.put(file, new SoftReference<CharBuffer>(cb));
}
private final Map<JavaFileObject, SoftReference<CharBuffer>> contentCache
= new HashMap<JavaFileObject, SoftReference<CharBuffer>>();
private String defaultEncodingName;
private String getDefaultEncodingName() {
@ -725,7 +630,7 @@ public class JavacFileManager implements StandardJavaFileManager {
/**
* Make a byte buffer from an input stream.
*/
private ByteBuffer makeByteBuffer(InputStream in)
ByteBuffer makeByteBuffer(InputStream in)
throws IOException {
int limit = in.available();
if (mmappedIO && in instanceof FileInputStream) {
@ -751,6 +656,10 @@ public class JavacFileManager implements StandardJavaFileManager {
return (ByteBuffer)result.flip();
}
void recycleByteBuffer(ByteBuffer bb) {
byteBufferCache.put(bb);
}
/**
* A single-element cache of direct byte buffers.
*/
@ -769,9 +678,10 @@ public class JavacFileManager implements StandardJavaFileManager {
cached = x;
}
}
private final ByteBufferCache byteBufferCache;
private CharsetDecoder getDecoder(String encodingName, boolean ignoreEncodingErrors) {
CharsetDecoder getDecoder(String encodingName, boolean ignoreEncodingErrors) {
Charset charset = (this.charset == null)
? Charset.forName(encodingName)
: this.charset;
@ -791,7 +701,7 @@ public class JavacFileManager implements StandardJavaFileManager {
/**
* Decode a ByteBuffer into a CharBuffer.
*/
private CharBuffer decode(ByteBuffer inbuf, boolean ignoreEncodingErrors) {
CharBuffer decode(ByteBuffer inbuf, boolean ignoreEncodingErrors) {
String encodingName = getEncodingName();
CharsetDecoder decoder;
try {
@ -901,48 +811,14 @@ public class JavacFileManager implements StandardJavaFileManager {
// Need to match the path semantics of list(location, ...)
Iterable<? extends File> path = getLocation(location);
if (path == null) {
//System.err.println("Path for " + location + " is null");
return null;
}
//System.err.println("Path for " + location + " is " + path);
if (file instanceof RegularFileObject) {
RegularFileObject r = (RegularFileObject) file;
String rPath = r.getPath();
//System.err.println("RegularFileObject " + file + " " +r.getPath());
for (File dir: path) {
//System.err.println("dir: " + dir);
String dPath = dir.getPath();
if (!dPath.endsWith(File.separator))
dPath += File.separator;
if (rPath.regionMatches(true, 0, dPath, 0, dPath.length())
&& new File(rPath.substring(0, dPath.length())).equals(new File(dPath))) {
String relativeName = rPath.substring(dPath.length());
return removeExtension(relativeName).replace(File.separatorChar, '.');
}
}
} else if (file instanceof ZipFileObject) {
ZipFileObject z = (ZipFileObject) file;
String entryName = z.getZipEntryName();
if (entryName.startsWith(symbolFilePrefix))
entryName = entryName.substring(symbolFilePrefix.length());
return removeExtension(entryName).replace('/', '.');
} else if (file instanceof ZipFileIndexFileObject) {
ZipFileIndexFileObject z = (ZipFileIndexFileObject) file;
String entryName = z.getZipEntryName();
if (entryName.startsWith(symbolFilePrefix))
entryName = entryName.substring(symbolFilePrefix.length());
return removeExtension(entryName).replace(File.separatorChar, '.');
if (file instanceof BaseFileObject) {
return ((BaseFileObject) file).inferBinaryName(path);
} else
throw new IllegalArgumentException(file.getClass().getName());
// System.err.println("inferBinaryName failed for " + file);
return null;
}
// where
private static String removeExtension(String fileName) {
int lastDot = fileName.lastIndexOf(".");
return (lastDot == -1 ? fileName : fileName.substring(0, lastDot));
}
public boolean isSameFile(FileObject a, FileObject b) {
nullCheck(a);
@ -1029,7 +905,7 @@ public class JavacFileManager implements StandardJavaFileManager {
if (dir.isDirectory()) {
File f = new File(dir, name.replace('/', File.separatorChar));
if (f.exists())
return new RegularFileObject(f);
return new RegularFileObject(this, f);
} else {
Archive a = openArchive(dir);
if (a.contains(name)) {
@ -1091,7 +967,7 @@ public class JavacFileManager implements StandardJavaFileManager {
if (sibling != null && sibling instanceof RegularFileObject) {
siblingDir = ((RegularFileObject)sibling).f.getParentFile();
}
return new RegularFileObject(new File(siblingDir, baseName(fileName)));
return new RegularFileObject(this, new File(siblingDir, baseName(fileName)));
}
} else if (location == SOURCE_OUTPUT) {
dir = (getSourceOutDir() != null ? getSourceOutDir() : getClassOutDir());
@ -1105,7 +981,7 @@ public class JavacFileManager implements StandardJavaFileManager {
}
File file = (dir == null ? new File(fileName) : new File(dir, fileName));
return new RegularFileObject(file);
return new RegularFileObject(this, file);
}
@ -1118,7 +994,7 @@ public class JavacFileManager implements StandardJavaFileManager {
else
result = new ArrayList<RegularFileObject>();
for (File f: files)
result.add(new RegularFileObject(nullCheck(f)));
result.add(new RegularFileObject(this, nullCheck(f)));
return result;
}
@ -1268,452 +1144,4 @@ public class JavacFileManager implements StandardJavaFileManager {
t.getClass(); // null check
return it;
}
/**
* A subclass of JavaFileObject representing regular files.
*/
private class RegularFileObject extends BaseFileObject {
/** Have the parent directories been created?
*/
private boolean hasParents=false;
/** The file's name.
*/
private String name;
/** The underlying file.
*/
final File f;
public RegularFileObject(File f) {
this(f.getName(), f);
}
public RegularFileObject(String name, File f) {
if (f.isDirectory())
throw new IllegalArgumentException("directories not supported");
this.name = name;
this.f = f;
}
public InputStream openInputStream() throws IOException {
return new FileInputStream(f);
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors);
}
public OutputStream openOutputStream() throws IOException {
ensureParentDirectoriesExist();
return new FileOutputStream(f);
}
public Writer openWriter() throws IOException {
ensureParentDirectoriesExist();
return new OutputStreamWriter(new FileOutputStream(f), getEncodingName());
}
private void ensureParentDirectoriesExist() throws IOException {
if (!hasParents) {
File parent = f.getParentFile();
if (parent != null && !parent.exists()) {
if (!parent.mkdirs()) {
// if the mkdirs failed, it may be because another process concurrently
// created the directory, so check if the directory got created
// anyway before throwing an exception
if (!parent.exists() || !parent.isDirectory())
throw new IOException("could not create parent directories");
}
}
hasParents = true;
}
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getName() {
return name;
}
public boolean isNameCompatible(String cn, JavaFileObject.Kind kind) {
cn.getClass(); // null check
if (kind == Kind.OTHER && getKind() != kind)
return false;
String n = cn + kind.extension;
if (name.equals(n))
return true;
if (name.equalsIgnoreCase(n)) {
try {
// allow for Windows
return (f.getCanonicalFile().getName().equals(n));
} catch (IOException e) {
}
}
return false;
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getPath() {
return f.getPath();
}
public long getLastModified() {
return f.lastModified();
}
public boolean delete() {
return f.delete();
}
public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
SoftReference<CharBuffer> r = contentCache.get(this);
CharBuffer cb = (r == null ? null : r.get());
if (cb == null) {
InputStream in = new FileInputStream(f);
try {
ByteBuffer bb = makeByteBuffer(in);
JavaFileObject prev = log.useSource(this);
try {
cb = decode(bb, ignoreEncodingErrors);
} finally {
log.useSource(prev);
}
byteBufferCache.put(bb); // save for next time
if (!ignoreEncodingErrors)
contentCache.put(this, new SoftReference<CharBuffer>(cb));
} finally {
in.close();
}
}
return cb;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof RegularFileObject))
return false;
RegularFileObject o = (RegularFileObject) other;
try {
return f.equals(o.f)
|| f.getCanonicalFile().equals(o.f.getCanonicalFile());
} catch (IOException e) {
return false;
}
}
@Override
public int hashCode() {
return f.hashCode();
}
public URI toUri() {
try {
// Do no use File.toURI to avoid file system access
String path = f.getAbsolutePath().replace(File.separatorChar, '/');
return new URI("file://" + path).normalize();
} catch (URISyntaxException ex) {
return f.toURI();
}
}
}
/**
* A subclass of JavaFileObject representing zip entries.
*/
public class ZipFileObject extends BaseFileObject {
/** The entry's name.
*/
private String name;
/** The zipfile containing the entry.
*/
ZipFile zdir;
/** The underlying zip entry object.
*/
ZipEntry entry;
public ZipFileObject(String name, ZipFile zdir, ZipEntry entry) {
this.name = name;
this.zdir = zdir;
this.entry = entry;
}
public InputStream openInputStream() throws IOException {
return zdir.getInputStream(entry);
}
public OutputStream openOutputStream() throws IOException {
throw new UnsupportedOperationException();
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors);
}
public Writer openWriter() throws IOException {
throw new UnsupportedOperationException();
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getName() {
return name;
}
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);
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getPath() {
return zdir.getName() + "(" + entry + ")";
}
public long getLastModified() {
return entry.getTime();
}
public boolean delete() {
throw new UnsupportedOperationException();
}
public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
SoftReference<CharBuffer> r = contentCache.get(this);
CharBuffer cb = (r == null ? null : r.get());
if (cb == null) {
InputStream in = zdir.getInputStream(entry);
try {
ByteBuffer bb = makeByteBuffer(in);
JavaFileObject prev = log.useSource(this);
try {
cb = decode(bb, ignoreEncodingErrors);
} finally {
log.useSource(prev);
}
byteBufferCache.put(bb); // save for next time
if (!ignoreEncodingErrors)
contentCache.put(this, new SoftReference<CharBuffer>(cb));
} finally {
in.close();
}
}
return cb;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof ZipFileObject))
return false;
ZipFileObject o = (ZipFileObject) other;
return zdir.equals(o.zdir) || name.equals(o.name);
}
@Override
public int hashCode() {
return zdir.hashCode() + name.hashCode();
}
public String getZipName() {
return zdir.getName();
}
public String getZipEntryName() {
return entry.getName();
}
public URI toUri() {
String zipName = new File(getZipName()).toURI().normalize().getPath();
String entryName = getZipEntryName();
return URI.create("jar:" + zipName + "!" + entryName);
}
}
/**
* A subclass of JavaFileObject representing zip entries using the com.sun.tools.javac.zip.ZipFileIndex implementation.
*/
public class ZipFileIndexFileObject extends BaseFileObject {
/** The entry's name.
*/
private String name;
/** The zipfile containing the entry.
*/
ZipFileIndex zfIndex;
/** The underlying zip entry object.
*/
ZipFileIndexEntry entry;
/** The InputStream for this zip entry (file.)
*/
InputStream inputStream = null;
/** The name of the zip file where this entry resides.
*/
String zipName;
JavacFileManager defFileManager = null;
public ZipFileIndexFileObject(JavacFileManager fileManager, ZipFileIndex zfIndex, ZipFileIndexEntry entry, String zipFileName) {
super();
this.name = entry.getFileName();
this.zfIndex = zfIndex;
this.entry = entry;
this.zipName = zipFileName;
defFileManager = fileManager;
}
public InputStream openInputStream() throws IOException {
if (inputStream == null) {
inputStream = new ByteArrayInputStream(read());
}
return inputStream;
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors);
}
public OutputStream openOutputStream() throws IOException {
throw new UnsupportedOperationException();
}
public Writer openWriter() throws IOException {
throw new UnsupportedOperationException();
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getName() {
return name;
}
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);
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getPath() {
return zipName + "(" + entry.getName() + ")";
}
public long getLastModified() {
return entry.getLastModified();
}
public boolean delete() {
throw new UnsupportedOperationException();
}
@Override
public boolean equals(Object other) {
if (!(other instanceof ZipFileIndexFileObject))
return false;
ZipFileIndexFileObject o = (ZipFileIndexFileObject) other;
return entry.equals(o.entry);
}
@Override
public int hashCode() {
return zipName.hashCode() + (name.hashCode() << 10);
}
public String getZipName() {
return zipName;
}
public String getZipEntryName() {
return entry.getName();
}
public URI toUri() {
String zipName = new File(getZipName()).toURI().normalize().getPath();
String entryName = getZipEntryName();
if (File.separatorChar != '/') {
entryName = entryName.replace(File.separatorChar, '/');
}
return URI.create("jar:" + zipName + "!" + entryName);
}
private byte[] read() throws IOException {
if (entry == null) {
entry = zfIndex.getZipIndexEntry(name);
if (entry == null)
throw new FileNotFoundException();
}
return zfIndex.read(entry);
}
public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
SoftReference<CharBuffer> r = defFileManager.contentCache.get(this);
CharBuffer cb = (r == null ? null : r.get());
if (cb == null) {
InputStream in = new ByteArrayInputStream(zfIndex.read(entry));
try {
ByteBuffer bb = makeByteBuffer(in);
JavaFileObject prev = log.useSource(this);
try {
cb = decode(bb, ignoreEncodingErrors);
} finally {
log.useSource(prev);
}
byteBufferCache.put(bb); // save for next time
if (!ignoreEncodingErrors)
defFileManager.contentCache.put(this, new SoftReference<CharBuffer>(cb));
} finally {
in.close();
}
}
return cb;
}
}
public class ZipFileIndexArchive implements Archive {
private final ZipFileIndex zfIndex;
private JavacFileManager fileManager;
public ZipFileIndexArchive(JavacFileManager fileManager, ZipFileIndex zdir) throws IOException {
this.fileManager = fileManager;
this.zfIndex = zdir;
}
public boolean contains(String name) {
return zfIndex.contains(name);
}
public com.sun.tools.javac.util.List<String> getFiles(String subdirectory) {
return zfIndex.getFiles(((subdirectory.endsWith("/") || subdirectory.endsWith("\\"))? subdirectory.substring(0, subdirectory.length() - 1) : subdirectory));
}
public JavaFileObject getFileObject(String subdirectory, String file) {
String fullZipFileName = subdirectory + file;
ZipFileIndexEntry entry = zfIndex.getZipIndexEntry(fullZipFileName);
JavaFileObject ret = new ZipFileIndexFileObject(fileManager, zfIndex, entry, zfIndex.getZipFile().getPath());
return ret;
}
public Set<String> getSubdirectories() {
return zfIndex.getAllDirectories();
}
public void close() throws IOException {
zfIndex.close();
}
}
}

204
langtools/src/share/classes/com/sun/tools/javac/file/RegularFileObject.java Normal file
View File

@ -0,0 +1,204 @@
/*
* Copyright 2005-2008 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javac.file;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.CharsetDecoder;
import javax.tools.JavaFileObject;
/**
* A subclass of JavaFileObject representing regular files.
*/
class RegularFileObject extends BaseFileObject {
/** Have the parent directories been created?
*/
private boolean hasParents = false;
private String name;
final File f;
public RegularFileObject(JavacFileManager fileManager, File f) {
this(fileManager, f.getName(), f);
}
public RegularFileObject(JavacFileManager fileManager, String name, File f) {
super(fileManager);
if (f.isDirectory()) {
throw new IllegalArgumentException("directories not supported");
}
this.name = name;
this.f = f;
}
public InputStream openInputStream() throws IOException {
return new FileInputStream(f);
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors);
}
public OutputStream openOutputStream() throws IOException {
ensureParentDirectoriesExist();
return new FileOutputStream(f);
}
public Writer openWriter() throws IOException {
ensureParentDirectoriesExist();
return new OutputStreamWriter(new FileOutputStream(f), fileManager.getEncodingName());
}
@Override
protected String inferBinaryName(Iterable<? extends File> path) {
String fPath = f.getPath();
//System.err.println("RegularFileObject " + file + " " +r.getPath());
for (File dir: path) {
//System.err.println("dir: " + dir);
String dPath = dir.getPath();
if (!dPath.endsWith(File.separator))
dPath += File.separator;
if (fPath.regionMatches(true, 0, dPath, 0, dPath.length())
&& new File(fPath.substring(0, dPath.length())).equals(new File(dPath))) {
String relativeName = fPath.substring(dPath.length());
return removeExtension(relativeName).replace(File.separatorChar, '.');
}
}
return null;
}
private void ensureParentDirectoriesExist() throws IOException {
if (!hasParents) {
File parent = f.getParentFile();
if (parent != null && !parent.exists()) {
if (!parent.mkdirs()) {
if (!parent.exists() || !parent.isDirectory()) {
throw new IOException("could not create parent directories");
}
}
}
hasParents = true;
}
}
@Deprecated
public String getName() {
return name;
}
public boolean isNameCompatible(String cn, JavaFileObject.Kind kind) {
cn.getClass();
// null check
if (kind == Kind.OTHER && getKind() != kind) {
return false;
}
String n = cn + kind.extension;
if (name.equals(n)) {
return true;
}
if (name.equalsIgnoreCase(n)) {
try {
// allow for Windows
return f.getCanonicalFile().getName().equals(n);
} catch (IOException e) {
}
}
return false;
}
@Deprecated
public String getPath() {
return f.getPath();
}
public long getLastModified() {
return f.lastModified();
}
public boolean delete() {
return f.delete();
}
public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
CharBuffer cb = fileManager.getCachedContent(this);
if (cb == null) {
InputStream in = new FileInputStream(f);
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);
if (!ignoreEncodingErrors) {
fileManager.cache(this, cb);
}
} finally {
in.close();
}
}
return cb;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof RegularFileObject)) {
return false;
}
RegularFileObject o = (RegularFileObject) other;
try {
return f.equals(o.f) || f.getCanonicalFile().equals(o.f.getCanonicalFile());
} catch (IOException e) {
return false;
}
}
@Override
public int hashCode() {
return f.hashCode();
}
public URI toUri() {
try {
String path = f.getAbsolutePath().replace(File.separatorChar, '/');
return new URI("file://" + path).normalize();
} catch (URISyntaxException ex) {
return f.toURI();
}
}
}

71
langtools/src/share/classes/com/sun/tools/javac/file/SymbolArchive.java Normal file
View File

@ -0,0 +1,71 @@
/*
* Copyright 2005-2008 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javac.file;
import com.sun.tools.javac.util.List;
import java.io.File;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.tools.JavaFileObject;
public class SymbolArchive extends ZipArchive {
final File origFile;
final String prefix;
public SymbolArchive(JavacFileManager fileManager, File orig, ZipFile zdir, String prefix) throws IOException {
super(fileManager, zdir);
this.origFile = orig;
this.prefix = prefix;
}
@Override
void addZipEntry(ZipEntry entry) {
String name = entry.getName();
if (!name.startsWith(prefix)) {
return;
}
name = name.substring(prefix.length());
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i + 1);
String basename = name.substring(i + 1);
if (basename.length() == 0) {
return;
}
List<String> list = map.get(dirname);
if (list == null) {
list = List.nil();
}
list = list.prepend(basename);
map.put(dirname, list);
}
@Override
public JavaFileObject getFileObject(String subdirectory, String file) {
return super.getFileObject(prefix + subdirectory, file);
}
}

234
langtools/src/share/classes/com/sun/tools/javac/file/ZipArchive.java Normal file
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@ -0,0 +1,234 @@
/*
* Copyright 2005-2008 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javac.file;
import java.io.IOException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.tools.JavaFileObject;
import com.sun.tools.javac.file.JavacFileManager.Archive;
import com.sun.tools.javac.util.List;
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;
public class ZipArchive implements Archive {
public ZipArchive(JavacFileManager fm, ZipFile zdir) throws IOException {
this.fileManager = fm;
this.zdir = zdir;
this.map = new HashMap<String,List<String>>();
for (Enumeration<? extends ZipEntry> e = zdir.entries(); e.hasMoreElements(); ) {
ZipEntry entry;
try {
entry = e.nextElement();
} catch (InternalError ex) {
IOException io = new IOException();
io.initCause(ex); // convenience constructors added in Mustang :-(
throw io;
}
addZipEntry(entry);
}
}
void addZipEntry(ZipEntry entry) {
String name = entry.getName();
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i+1);
String basename = name.substring(i+1);
if (basename.length() == 0)
return;
List<String> list = map.get(dirname);
if (list == null)
list = List.nil();
list = list.prepend(basename);
map.put(dirname, list);
}
public boolean contains(String name) {
int i = name.lastIndexOf('/');
String dirname = name.substring(0, i+1);
String basename = name.substring(i+1);
if (basename.length() == 0)
return false;
List<String> list = map.get(dirname);
return (list != null && list.contains(basename));
}
public List<String> getFiles(String subdirectory) {
return map.get(subdirectory);
}
public JavaFileObject getFileObject(String subdirectory, String file) {
ZipEntry ze = zdir.getEntry(subdirectory + file);
return new ZipFileObject(this, file, ze);
}
public Set<String> getSubdirectories() {
return map.keySet();
}
public void close() throws IOException {
zdir.close();
}
protected JavacFileManager fileManager;
protected final Map<String,List<String>> map;
protected final ZipFile zdir;
/**
* A subclass of JavaFileObject representing zip entries.
*/
public static class ZipFileObject extends BaseFileObject {
private String name;
ZipArchive zarch;
ZipEntry entry;
public ZipFileObject(ZipArchive zarch, String name, ZipEntry entry) {
super(zarch.fileManager);
this.zarch = zarch;
this.name = name;
this.entry = entry;
}
public InputStream openInputStream() throws IOException {
return zarch.zdir.getInputStream(entry);
}
public OutputStream openOutputStream() throws IOException {
throw new UnsupportedOperationException();
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors);
}
public Writer openWriter() throws IOException {
throw new UnsupportedOperationException();
}
@Deprecated
public String getName() {
return name;
}
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);
}
@Deprecated
public String getPath() {
return zarch.zdir.getName() + "(" + entry + ")";
}
public long getLastModified() {
return entry.getTime();
}
public boolean delete() {
throw new UnsupportedOperationException();
}
public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException {
CharBuffer cb = fileManager.getCachedContent(this);
if (cb == null) {
InputStream in = zarch.zdir.getInputStream(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);
if (!ignoreEncodingErrors) {
fileManager.cache(this, cb);
}
} finally {
in.close();
}
}
return cb;
}
@Override
public boolean equals(Object other) {
if (!(other instanceof ZipFileObject)) {
return false;
}
ZipFileObject o = (ZipFileObject) other;
return zarch.zdir.equals(o.zarch.zdir) || name.equals(o.name);
}
@Override
public int hashCode() {
return zarch.zdir.hashCode() + name.hashCode();
}
public String getZipName() {
return zarch.zdir.getName();
}
public String getZipEntryName() {
return entry.getName();
}
public URI toUri() {
String zipName = new File(getZipName()).toURI().normalize().getPath();
String entryName = getZipEntryName();
return URI.create("jar:" + zipName + "!" + entryName);
}
@Override
protected String inferBinaryName(Iterable<? extends File> path) {
String entryName = getZipEntryName();
if (zarch instanceof SymbolArchive) {
String prefix = ((SymbolArchive) zarch).prefix;
if (entryName.startsWith(prefix))
entryName = entryName.substring(prefix.length());
}
return removeExtension(entryName).replace('/', '.');
}
}
}

166
langtools/src/share/classes/com/sun/tools/javac/file/ZipFileIndex.java
View File

@ -81,11 +81,12 @@ public class ZipFileIndex {
private File zipFile;
private long zipFileLastModified = NOT_MODIFIED;
private RandomAccessFile zipRandomFile;
private ZipFileIndexEntry[] entries;
private Entry[] entries;
private boolean readFromIndex = false;
private File zipIndexFile = null;
private boolean triedToReadIndex = false;
final String symbolFilePrefix;
private int symbolFilePrefixLength = 0;
private boolean hasPopulatedData = false;
private long lastReferenceTimeStamp = NOT_MODIFIED;
@ -141,14 +142,14 @@ public class ZipFileIndex {
}
}
public static ZipFileIndex getZipFileIndex(File zipFile, int symbolFilePrefixLen, boolean useCache, String cacheLocation, boolean writeIndex) throws IOException {
public static ZipFileIndex getZipFileIndex(File zipFile, String symbolFilePrefix, boolean useCache, String cacheLocation, boolean writeIndex) throws IOException {
ZipFileIndex zi = null;
lock.lock();
try {
zi = getExistingZipIndex(zipFile);
if (zi == null || (zi != null && zipFile.lastModified() != zi.zipFileLastModified)) {
zi = new ZipFileIndex(zipFile, symbolFilePrefixLen, writeIndex,
zi = new ZipFileIndex(zipFile, symbolFilePrefix, writeIndex,
useCache, cacheLocation);
zipFileIndexCache.put(zipFile, zi);
}
@ -229,10 +230,12 @@ public class ZipFileIndex {
}
}
private ZipFileIndex(File zipFile, int symbolFilePrefixLen, boolean writeIndex,
private ZipFileIndex(File zipFile, String symbolFilePrefix, boolean writeIndex,
boolean useCache, String cacheLocation) throws IOException {
this.zipFile = zipFile;
this.symbolFilePrefixLength = symbolFilePrefixLen;
this.symbolFilePrefix = symbolFilePrefix;
this.symbolFilePrefixLength = (symbolFilePrefix == null ? 0 :
symbolFilePrefix.getBytes("UTF-8").length);
this.writeIndex = writeIndex;
this.usePreindexedCache = useCache;
this.preindexedCacheLocation = cacheLocation;
@ -312,7 +315,7 @@ public class ZipFileIndex {
private void cleanupState() {
// Make sure there is a valid but empty index if the file doesn't exist
entries = ZipFileIndexEntry.EMPTY_ARRAY;
entries = Entry.EMPTY_ARRAY;
directories = Collections.<String, DirectoryEntry>emptyMap();
zipFileLastModified = NOT_MODIFIED;
allDirs = Collections.<String>emptySet();
@ -342,7 +345,7 @@ public class ZipFileIndex {
/**
* Returns the ZipFileIndexEntry for an absolute path, if there is one.
*/
public ZipFileIndexEntry getZipIndexEntry(String path) {
Entry getZipIndexEntry(String path) {
if (File.separatorChar != '/') {
path = path.replace('/', File.separatorChar);
}
@ -493,7 +496,7 @@ public class ZipFileIndex {
public long getLastModified(String path) throws IOException {
lock.lock();
try {
ZipFileIndexEntry entry = getZipIndexEntry(path);
Entry entry = getZipIndexEntry(path);
if (entry == null)
throw new FileNotFoundException();
return entry.getLastModified();
@ -506,7 +509,7 @@ public class ZipFileIndex {
public int length(String path) throws IOException {
lock.lock();
try {
ZipFileIndexEntry entry = getZipIndexEntry(path);
Entry entry = getZipIndexEntry(path);
if (entry == null)
throw new FileNotFoundException();
@ -530,7 +533,7 @@ public class ZipFileIndex {
public byte[] read(String path) throws IOException {
lock.lock();
try {
ZipFileIndexEntry entry = getZipIndexEntry(path);
Entry entry = getZipIndexEntry(path);
if (entry == null)
throw new FileNotFoundException(MessageFormat.format("Path not found in ZIP: {0}", path));
return read(entry);
@ -540,7 +543,7 @@ public class ZipFileIndex {
}
}
public byte[] read(ZipFileIndexEntry entry) throws IOException {
byte[] read(Entry entry) throws IOException {
lock.lock();
try {
openFile();
@ -556,7 +559,7 @@ public class ZipFileIndex {
public int read(String path, byte[] buffer) throws IOException {
lock.lock();
try {
ZipFileIndexEntry entry = getZipIndexEntry(path);
Entry entry = getZipIndexEntry(path);
if (entry == null)
throw new FileNotFoundException();
return read(entry, buffer);
@ -566,7 +569,7 @@ public class ZipFileIndex {
}
}
public int read(ZipFileIndexEntry entry, byte[] buffer)
int read(Entry entry, byte[] buffer)
throws IOException {
lock.lock();
try {
@ -578,7 +581,7 @@ public class ZipFileIndex {
}
}
private byte[] readBytes(ZipFileIndexEntry entry) throws IOException {
private byte[] readBytes(Entry entry) throws IOException {
byte[] header = getHeader(entry);
int csize = entry.compressedSize;
byte[] cbuf = new byte[csize];
@ -600,7 +603,7 @@ public class ZipFileIndex {
/**
*
*/
private int readBytes(ZipFileIndexEntry entry, byte[] buffer) throws IOException {
private int readBytes(Entry entry, byte[] buffer) throws IOException {
byte[] header = getHeader(entry);
// entry is not compressed?
@ -633,7 +636,7 @@ public class ZipFileIndex {
// Zip utilities
//----------------------------------------------------------------------------
private byte[] getHeader(ZipFileIndexEntry entry) throws IOException {
private byte[] getHeader(Entry entry) throws IOException {
zipRandomFile.seek(entry.offset);
byte[] header = new byte[30];
zipRandomFile.readFully(header);
@ -746,11 +749,11 @@ public class ZipFileIndex {
private void buildIndex() throws IOException {
int entryCount = get2ByteLittleEndian(zipDir, 0);
entries = new ZipFileIndexEntry[entryCount];
entries = new Entry[entryCount];
// Add each of the files
if (entryCount > 0) {
directories = new HashMap<String, DirectoryEntry>();
ArrayList<ZipFileIndexEntry> entryList = new ArrayList<ZipFileIndexEntry>();
ArrayList<Entry> entryList = new ArrayList<Entry>();
int pos = 2;
for (int i = 0; i < entryCount; i++) {
pos = readEntry(pos, entryList, directories);
@ -759,19 +762,19 @@ public class ZipFileIndex {
// Add the accumulated dirs into the same list
Iterator i = directories.keySet().iterator();
while (i.hasNext()) {
ZipFileIndexEntry zipFileIndexEntry = new ZipFileIndexEntry( (String) i.next());
Entry zipFileIndexEntry = new Entry( (String) i.next());
zipFileIndexEntry.isDir = true;
entryList.add(zipFileIndexEntry);
}
entries = entryList.toArray(new ZipFileIndexEntry[entryList.size()]);
entries = entryList.toArray(new Entry[entryList.size()]);
Arrays.sort(entries);
} else {
cleanupState();
}
}
private int readEntry(int pos, List<ZipFileIndexEntry> entryList,
private int readEntry(int pos, List<Entry> entryList,
Map<String, DirectoryEntry> directories) throws IOException {
if (get4ByteLittleEndian(zipDir, pos) != 0x02014b50) {
throw new ZipException("cannot read zip file entry");
@ -838,7 +841,7 @@ public class ZipFileIndex {
// For each dir create also a file
if (fileStart != fileEnd) {
ZipFileIndexEntry entry = new ZipFileIndexEntry(directory,
Entry entry = new Entry(directory,
new String(zipDir, fileStart, fileEnd - fileStart, "UTF-8"));
entry.setNativeTime(get4ByteLittleEndian(zipDir, pos + 12));
@ -873,6 +876,7 @@ public class ZipFileIndex {
/** ------------------------------------------------------------------------
* DirectoryEntry class
* -------------------------------------------------------------------------*/
static class DirectoryEntry {
private boolean filesInited;
private boolean directoriesInited;
@ -885,9 +889,9 @@ public class ZipFileIndex {
private com.sun.tools.javac.util.List<String> zipFileEntriesFiles = com.sun.tools.javac.util.List.<String>nil();
private com.sun.tools.javac.util.List<String> zipFileEntriesDirectories = com.sun.tools.javac.util.List.<String>nil();
private com.sun.tools.javac.util.List<ZipFileIndexEntry> zipFileEntries = com.sun.tools.javac.util.List.<ZipFileIndexEntry>nil();
private com.sun.tools.javac.util.List<Entry> zipFileEntries = com.sun.tools.javac.util.List.<Entry>nil();
private List<ZipFileIndexEntry> entries = new ArrayList<ZipFileIndexEntry>();
private List<Entry> entries = new ArrayList<Entry>();
private ZipFileIndex zipFileIndex;
@ -916,7 +920,7 @@ public class ZipFileIndex {
initEntries();
for (ZipFileIndexEntry e : entries) {
for (Entry e : entries) {
if (!e.isDir) {
zipFileEntriesFiles = zipFileEntriesFiles.append(e.name);
}
@ -932,7 +936,7 @@ public class ZipFileIndex {
initEntries();
for (ZipFileIndexEntry e : entries) {
for (Entry e : entries) {
if (e.isDir) {
zipFileEntriesDirectories = zipFileEntriesDirectories.append(e.name);
}
@ -943,7 +947,7 @@ public class ZipFileIndex {
return zipFileEntriesDirectories;
}
private com.sun.tools.javac.util.List<ZipFileIndexEntry> getEntries() {
private com.sun.tools.javac.util.List<Entry> getEntries() {
if (zipFileEntriesInited) {
return zipFileEntries;
}
@ -951,7 +955,7 @@ public class ZipFileIndex {
initEntries();
zipFileEntries = com.sun.tools.javac.util.List.nil();
for (ZipFileIndexEntry zfie : entries) {
for (Entry zfie : entries) {
zipFileEntries = zipFileEntries.append(zfie);
}
@ -960,9 +964,9 @@ public class ZipFileIndex {
return zipFileEntries;
}
private ZipFileIndexEntry getEntry(String rootName) {
private Entry getEntry(String rootName) {
initEntries();
int index = Collections.binarySearch(entries, new ZipFileIndexEntry(dirName, rootName));
int index = Collections.binarySearch(entries, new Entry(dirName, rootName));
if (index < 0) {
return null;
}
@ -977,9 +981,9 @@ public class ZipFileIndex {
if (!zipFileIndex.readFromIndex) {
int from = -Arrays.binarySearch(zipFileIndex.entries,
new ZipFileIndexEntry(dirName, ZipFileIndex.MIN_CHAR)) - 1;
new Entry(dirName, ZipFileIndex.MIN_CHAR)) - 1;
int to = -Arrays.binarySearch(zipFileIndex.entries,
new ZipFileIndexEntry(dirName, MAX_CHAR)) - 1;
new Entry(dirName, MAX_CHAR)) - 1;
boolean emptyList = false;
@ -1016,7 +1020,7 @@ public class ZipFileIndex {
// Read java time stamp of the file in the real Jar/Zip file
long eJavaTimestamp = raf.readLong();
ZipFileIndexEntry rfie = new ZipFileIndexEntry(dirName, eName);
Entry rfie = new Entry(dirName, eName);
rfie.isDir = eIsDir;
rfie.offset = eOffset;
rfie.size = eSize;
@ -1041,7 +1045,7 @@ public class ZipFileIndex {
entriesInited = true;
}
List<ZipFileIndexEntry> getEntriesAsCollection() {
List<Entry> getEntriesAsCollection() {
initEntries();
return entries;
@ -1173,8 +1177,8 @@ public class ZipFileIndex {
raf.seek(currFP);
// Now write each of the files in the DirectoryEntry
List<ZipFileIndexEntry> entries = de.getEntriesAsCollection();
for (ZipFileIndexEntry zfie : entries) {
List<Entry> entries = de.getEntriesAsCollection();
for (Entry zfie : entries) {
// Write the name bytes
byte [] zfieNameBytes = zfie.name.getBytes("UTF-8");
int zfieNameBytesLen = zfieNameBytes.length;
@ -1245,4 +1249,94 @@ public class ZipFileIndex {
public File getZipFile() {
return zipFile;
}
static class Entry implements Comparable<Entry> {
public static final Entry[] EMPTY_ARRAY = {};
// Directory related
String dir;
boolean isDir;
// File related
String name;
int offset;
int size;
int compressedSize;
long javatime;
private int nativetime;
public Entry(String path) {
int separator = path.lastIndexOf(File.separatorChar);
if (separator == -1) {
dir = "".intern();
name = path;
} else {
dir = path.substring(0, separator).intern();
name = path.substring(separator + 1);
}
}
public Entry(String directory, String name) {
this.dir = directory.intern();
this.name = name;
}
public String getName() {
if (dir == null || dir.length() == 0) {
return name;
}
StringBuilder sb = new StringBuilder();
sb.append(dir);
sb.append(File.separatorChar);
sb.append(name);
return sb.toString();
}
public String getFileName() {
return name;
}
public long getLastModified() {
if (javatime == 0) {
javatime = dosToJavaTime(nativetime);
}
return javatime;
}
// From java.util.zip
private static long dosToJavaTime(int nativetime) {
// Bootstrap build problems prevent me from using the code directly
// Convert the raw/native time to a long for now
return (long)nativetime;
}
void setNativeTime(int natTime) {
nativetime = natTime;
}
public boolean isDirectory() {
return isDir;
}
public int compareTo(Entry other) {
String otherD = other.dir;
if (dir != otherD) {
int c = dir.compareTo(otherD);
if (c != 0)
return c;
}
return name.compareTo(other.name);
}
public String toString() {
return isDir ? ("Dir:" + dir + " : " + name) :
(dir + ":" + name);
}
}
}

233
langtools/src/share/classes/com/sun/tools/javac/file/ZipFileIndexArchive.java Normal file
View File

@ -0,0 +1,233 @@
/*
* Copyright 2005-2008 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.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 com.sun.tools.javac.file.JavacFileManager.Archive;
import com.sun.tools.javac.util.List;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileNotFoundException;
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;
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(String name) {
return zfIndex.contains(name);
}
public List<String> getFiles(String subdirectory) {
return zfIndex.getFiles((subdirectory.endsWith("/") || subdirectory.endsWith("\\")) ? subdirectory.substring(0, subdirectory.length() - 1) : subdirectory);
}
public JavaFileObject getFileObject(String subdirectory, String file) {
String fullZipFileName = subdirectory + file;
ZipFileIndex.Entry entry = zfIndex.getZipIndexEntry(fullZipFileName);
JavaFileObject ret = new ZipFileIndexFileObject(fileManager, zfIndex, entry, zfIndex.getZipFile().getPath());
return ret;
}
public Set<String> getSubdirectories() {
return zfIndex.getAllDirectories();
}
public void close() throws IOException {
zfIndex.close();
}
/**
* 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.
*/
String zipName;
ZipFileIndexFileObject(JavacFileManager fileManager, ZipFileIndex zfIndex, ZipFileIndex.Entry entry, String zipFileName) {
super(fileManager);
this.name = entry.getFileName();
this.zfIndex = zfIndex;
this.entry = entry;
this.zipName = zipFileName;
}
public InputStream openInputStream() throws IOException {
if (inputStream == null) {
inputStream = new ByteArrayInputStream(read());
}
return inputStream;
}
protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) {
return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors);
}
public OutputStream openOutputStream() throws IOException {
throw new UnsupportedOperationException();
}
public Writer openWriter() throws IOException {
throw new UnsupportedOperationException();
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getName() {
return name;
}
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);
}
/** @deprecated see bug 6410637 */
@Deprecated
public String getPath() {
return zipName + "(" + entry.getName() + ")";
}
public long getLastModified() {
return entry.getLastModified();
}
public boolean delete() {
throw new UnsupportedOperationException();
}
@Override
public boolean equals(Object other) {
if (!(other instanceof ZipFileIndexFileObject))
return false;
ZipFileIndexFileObject o = (ZipFileIndexFileObject) other;
return entry.equals(o.entry);
}
@Override
public int hashCode() {
return zipName.hashCode() + (name.hashCode() << 10);
}
public String getZipName() {
return zipName;
}
public String getZipEntryName() {
return entry.getName();
}
public URI toUri() {
String zipName = new File(getZipName()).toURI().normalize().getPath();
String entryName = getZipEntryName();
if (File.separatorChar != '/') {
entryName = entryName.replace(File.separatorChar, '/');
}
return URI.create("jar:" + zipName + "!" + entryName);
}
private byte[] read() throws IOException {
if (entry == null) {
entry = zfIndex.getZipIndexEntry(name);
if (entry == null)
throw new FileNotFoundException();
}
return zfIndex.read(entry);
}
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
protected String inferBinaryName(Iterable<? extends File> path) {
String entryName = getZipEntryName();
if (zfIndex.symbolFilePrefix != null) {
String prefix = zfIndex.symbolFilePrefix;
if (entryName.startsWith(prefix))
entryName = entryName.substring(prefix.length());
}
return removeExtension(entryName).replace(File.separatorChar, '.');
}
}
}

116
langtools/src/share/classes/com/sun/tools/javac/file/ZipFileIndexEntry.java
View File

@ -1,116 +0,0 @@
/*
* Copyright 2007-2008 Sun Microsystems, Inc. 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. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.javac.file;
import java.io.File;
public final class ZipFileIndexEntry implements Comparable<ZipFileIndexEntry> {
public static final ZipFileIndexEntry[] EMPTY_ARRAY = {};
// Directory related
String dir;
boolean isDir;
// File related
String name;
int offset;
int size;
int compressedSize;
long javatime;
private int nativetime;
public ZipFileIndexEntry(String path) {
int separator = path.lastIndexOf(File.separatorChar);
if (separator == -1) {
dir = "".intern();
name = path;
} else {
dir = path.substring(0, separator).intern();
name = path.substring(separator + 1);
}
}
public ZipFileIndexEntry(String directory, String name) {
this.dir = directory.intern();
this.name = name;
}
public String getName() {
if (dir == null || dir.length() == 0) {
return name;
}
StringBuilder sb = new StringBuilder();
sb.append(dir);
sb.append(File.separatorChar);
sb.append(name);
return sb.toString();
}
public String getFileName() {
return name;
}
public long getLastModified() {
if (javatime == 0) {
javatime = dosToJavaTime(nativetime);
}
return javatime;
}
// From java.util.zip
private static long dosToJavaTime(int nativetime) {
// Bootstrap build problems prevent me from using the code directly
// Convert the raw/native time to a long for now
return (long)nativetime;
}
void setNativeTime(int natTime) {
nativetime = natTime;
}
public boolean isDirectory() {
return isDir;
}
public int compareTo(ZipFileIndexEntry other) {
String otherD = other.dir;
if (dir != otherD) {
int c = dir.compareTo(otherD);
if (c != 0)
return c;
}
return name.compareTo(other.name);
}
public String toString() {
return isDir ? ("Dir:" + dir + " : " + name) :
(dir + ":" + name);
}
}

11
langtools/src/share/classes/com/sun/tools/javac/jvm/ClassReader.java
View File

@ -1056,7 +1056,7 @@ public class ClassReader extends ClassFile implements Completer {
void readClassAttr(ClassSymbol c, Name attrName, int attrLen) {
if (attrName == names.SourceFile) {
Name n = readName(nextChar());
c.sourcefile = new SourceFileObject(n);
c.sourcefile = new SourceFileObject(n, c.flatname);
} else if (attrName == names.InnerClasses) {
readInnerClasses(c);
} else if (allowGenerics && attrName == names.Signature) {
@ -2221,9 +2221,12 @@ public class ClassReader extends ClassFile implements Completer {
/** The file's name.
*/
private Name name;
private Name flatname;
public SourceFileObject(Name name) {
public SourceFileObject(Name name, Name flatname) {
super(null); // no file manager; never referenced for this file object
this.name = name;
this.flatname = flatname;
}
public InputStream openInputStream() {
@ -2285,5 +2288,9 @@ public class ClassReader extends ClassFile implements Completer {
throw new UnsupportedOperationException();
}
@Override
protected String inferBinaryName(Iterable<? extends File> path) {
return flatname.toString();
}
}
}

10
langtools/src/share/classes/com/sun/tools/javadoc/JavadocClassReader.java
View File

@ -27,7 +27,9 @@ package com.sun.tools.javadoc;
import com.sun.tools.javac.code.Symbol.PackageSymbol;
import com.sun.tools.javac.file.JavacFileManager;
import com.sun.tools.javac.file.ZipArchive.ZipFileObject;
import com.sun.tools.javac.file.Old199;
import com.sun.tools.javac.file.ZipFileIndexArchive;
import com.sun.tools.javac.jvm.ClassReader;
import com.sun.tools.javac.util.Context;
@ -82,16 +84,16 @@ class JavadocClassReader extends ClassReader {
protected void extraFileActions(PackageSymbol pack, JavaFileObject fo) {
CharSequence fileName = Old199.getName(fo);
if (docenv != null && fileName.equals("package.html")) {
if (fo instanceof JavacFileManager.ZipFileObject) {
JavacFileManager.ZipFileObject zfo = (JavacFileManager.ZipFileObject) fo;
if (fo instanceof ZipFileObject) {
ZipFileObject zfo = (ZipFileObject) fo;
String zipName = zfo.getZipName();
String entryName = zfo.getZipEntryName();
int lastSep = entryName.lastIndexOf("/");
String classPathName = entryName.substring(0, lastSep + 1);
docenv.getPackageDoc(pack).setDocPath(zipName, classPathName);
}
else if (fo instanceof JavacFileManager.ZipFileIndexFileObject) {
JavacFileManager.ZipFileIndexFileObject zfo = (JavacFileManager.ZipFileIndexFileObject) fo;
else if (fo instanceof ZipFileIndexArchive.ZipFileIndexFileObject) {
ZipFileIndexArchive.ZipFileIndexFileObject zfo = (ZipFileIndexArchive.ZipFileIndexFileObject) fo;
String zipName = zfo.getZipName();
String entryName = zfo.getZipEntryName();
if (File.separatorChar != '/') {