com.sun.tools.javac.file.SymbolArchive Maven / Gradle / Ivy
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/*
* Copyright (c) 2005, 2009, 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.File;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import javax.tools.JavaFileObject;
import com.sun.tools.javac.file.RelativePath.RelativeDirectory;
import com.sun.tools.javac.file.RelativePath.RelativeFile;
import com.sun.tools.javac.util.List;
/**
* 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.
*/
public class SymbolArchive extends ZipArchive {
final File origFile;
final RelativeDirectory prefix;
public SymbolArchive(JavacFileManager fileManager, File orig, ZipFile zdir, RelativeDirectory prefix) throws IOException {
super(fileManager, zdir, false);
this.origFile = orig;
this.prefix = prefix;
initMap();
}
@Override
void addZipEntry(ZipEntry entry) {
String name = entry.getName();
if (!name.startsWith(prefix.path)) {
return;
}
name = name.substring(prefix.path.length());
int i = name.lastIndexOf('/');
RelativeDirectory dirname = new RelativeDirectory(name.substring(0, i+1));
String basename = name.substring(i + 1);
if (basename.length() == 0) {
return;
}
List list = map.get(dirname);
if (list == null)
list = List.nil();
list = list.prepend(basename);
map.put(dirname, list);
}
@Override
public JavaFileObject getFileObject(RelativeDirectory subdirectory, String file) {
RelativeDirectory prefix_subdir = new RelativeDirectory(prefix, subdirectory.path);
ZipEntry ze = new RelativeFile(prefix_subdir, file).getZipEntry(zfile);
return new SymbolFileObject(this, file, ze);
}
@Override
public String toString() {
return "SymbolArchive[" + zfile.getName() + "]";
}
/**
* A subclass of JavaFileObject representing zip entries in a symbol file.
*/
public static class SymbolFileObject extends ZipFileObject {
protected SymbolFileObject(SymbolArchive zarch, String name, ZipEntry entry) {
super(zarch, name, entry);
}
@Override
protected String inferBinaryName(Iterable path) {
String entryName = entry.getName();
String prefix = ((SymbolArchive) zarch).prefix.path;
if (entryName.startsWith(prefix))
entryName = entryName.substring(prefix.length());
return removeExtension(entryName).replace('/', '.');
}
}
}