Fri, 25 Sep 2009 22:04:43 -0700
Merge
jjg@57 | 1 | /* |
xdono@404 | 2 | * Copyright 2005-2009 Sun Microsystems, Inc. All Rights Reserved. |
jjg@57 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@57 | 4 | * |
jjg@57 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@57 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jjg@57 | 7 | * published by the Free Software Foundation. Sun designates this |
jjg@57 | 8 | * particular file as subject to the "Classpath" exception as provided |
jjg@57 | 9 | * by Sun in the LICENSE file that accompanied this code. |
jjg@57 | 10 | * |
jjg@57 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@57 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@57 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@57 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@57 | 15 | * accompanied this code). |
jjg@57 | 16 | * |
jjg@57 | 17 | * You should have received a copy of the GNU General Public License version |
jjg@57 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@57 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@57 | 20 | * |
jjg@57 | 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
jjg@57 | 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
jjg@57 | 23 | * have any questions. |
jjg@57 | 24 | */ |
jjg@57 | 25 | |
jjg@57 | 26 | package com.sun.tools.javac.file; |
jjg@57 | 27 | |
jjg@103 | 28 | import java.io.File; |
jjg@57 | 29 | import java.io.IOException; |
jjg@57 | 30 | import java.io.InputStream; |
jjg@57 | 31 | import java.io.OutputStream; |
jjg@57 | 32 | import java.io.Writer; |
jjg@57 | 33 | import java.net.URI; |
jjg@57 | 34 | import java.nio.ByteBuffer; |
jjg@57 | 35 | import java.nio.CharBuffer; |
jjg@57 | 36 | import java.nio.charset.CharsetDecoder; |
jjg@103 | 37 | import java.util.Enumeration; |
jjg@103 | 38 | import java.util.HashMap; |
jjg@103 | 39 | import java.util.Map; |
jjg@103 | 40 | import java.util.Set; |
jjg@103 | 41 | import java.util.zip.ZipEntry; |
jjg@103 | 42 | import java.util.zip.ZipFile; |
jjg@103 | 43 | |
jjg@103 | 44 | import javax.tools.JavaFileObject; |
jjg@103 | 45 | |
jjg@103 | 46 | import com.sun.tools.javac.file.JavacFileManager.Archive; |
jjg@103 | 47 | import com.sun.tools.javac.file.RelativePath.RelativeDirectory; |
jjg@103 | 48 | import com.sun.tools.javac.file.RelativePath.RelativeFile; |
jjg@103 | 49 | import com.sun.tools.javac.util.List; |
jjg@57 | 50 | |
jjg@333 | 51 | /** |
jjg@333 | 52 | * <p><b>This is NOT part of any API supported by Sun Microsystems. |
jjg@333 | 53 | * If you write code that depends on this, you do so at your own risk. |
jjg@333 | 54 | * This code and its internal interfaces are subject to change or |
jjg@333 | 55 | * deletion without notice.</b> |
jjg@333 | 56 | */ |
jjg@57 | 57 | public class ZipArchive implements Archive { |
jjg@57 | 58 | |
jjg@57 | 59 | public ZipArchive(JavacFileManager fm, ZipFile zdir) throws IOException { |
jjg@103 | 60 | this(fm, zdir, true); |
jjg@103 | 61 | } |
jjg@103 | 62 | |
jjg@103 | 63 | protected ZipArchive(JavacFileManager fm, ZipFile zdir, boolean initMap) throws IOException { |
jjg@57 | 64 | this.fileManager = fm; |
jjg@57 | 65 | this.zdir = zdir; |
jjg@103 | 66 | this.map = new HashMap<RelativeDirectory,List<String>>(); |
jjg@103 | 67 | if (initMap) |
jjg@103 | 68 | initMap(); |
jjg@103 | 69 | } |
jjg@103 | 70 | |
jjg@103 | 71 | protected void initMap() throws IOException { |
jjg@57 | 72 | for (Enumeration<? extends ZipEntry> e = zdir.entries(); e.hasMoreElements(); ) { |
jjg@57 | 73 | ZipEntry entry; |
jjg@57 | 74 | try { |
jjg@57 | 75 | entry = e.nextElement(); |
jjg@57 | 76 | } catch (InternalError ex) { |
jjg@57 | 77 | IOException io = new IOException(); |
jjg@57 | 78 | io.initCause(ex); // convenience constructors added in Mustang :-( |
jjg@57 | 79 | throw io; |
jjg@57 | 80 | } |
jjg@57 | 81 | addZipEntry(entry); |
jjg@57 | 82 | } |
jjg@57 | 83 | } |
jjg@57 | 84 | |
jjg@57 | 85 | void addZipEntry(ZipEntry entry) { |
jjg@57 | 86 | String name = entry.getName(); |
jjg@57 | 87 | int i = name.lastIndexOf('/'); |
jjg@103 | 88 | RelativeDirectory dirname = new RelativeDirectory(name.substring(0, i+1)); |
jjg@57 | 89 | String basename = name.substring(i+1); |
jjg@57 | 90 | if (basename.length() == 0) |
jjg@57 | 91 | return; |
jjg@57 | 92 | List<String> list = map.get(dirname); |
jjg@57 | 93 | if (list == null) |
jjg@57 | 94 | list = List.nil(); |
jjg@57 | 95 | list = list.prepend(basename); |
jjg@57 | 96 | map.put(dirname, list); |
jjg@57 | 97 | } |
jjg@57 | 98 | |
jjg@103 | 99 | public boolean contains(RelativePath name) { |
jjg@103 | 100 | RelativeDirectory dirname = name.dirname(); |
jjg@103 | 101 | String basename = name.basename(); |
jjg@57 | 102 | if (basename.length() == 0) |
jjg@57 | 103 | return false; |
jjg@57 | 104 | List<String> list = map.get(dirname); |
jjg@57 | 105 | return (list != null && list.contains(basename)); |
jjg@57 | 106 | } |
jjg@57 | 107 | |
jjg@103 | 108 | public List<String> getFiles(RelativeDirectory subdirectory) { |
jjg@57 | 109 | return map.get(subdirectory); |
jjg@57 | 110 | } |
jjg@57 | 111 | |
jjg@103 | 112 | public JavaFileObject getFileObject(RelativeDirectory subdirectory, String file) { |
jjg@103 | 113 | ZipEntry ze = new RelativeFile(subdirectory, file).getZipEntry(zdir); |
jjg@57 | 114 | return new ZipFileObject(this, file, ze); |
jjg@57 | 115 | } |
jjg@57 | 116 | |
jjg@103 | 117 | public Set<RelativeDirectory> getSubdirectories() { |
jjg@57 | 118 | return map.keySet(); |
jjg@57 | 119 | } |
jjg@57 | 120 | |
jjg@57 | 121 | public void close() throws IOException { |
jjg@57 | 122 | zdir.close(); |
jjg@57 | 123 | } |
jjg@57 | 124 | |
jjg@400 | 125 | @Override |
jjg@103 | 126 | public String toString() { |
jjg@103 | 127 | return "ZipArchive[" + zdir.getName() + "]"; |
jjg@103 | 128 | } |
jjg@103 | 129 | |
jjg@57 | 130 | protected JavacFileManager fileManager; |
jjg@103 | 131 | protected final Map<RelativeDirectory,List<String>> map; |
jjg@57 | 132 | protected final ZipFile zdir; |
jjg@57 | 133 | |
jjg@57 | 134 | /** |
jjg@57 | 135 | * A subclass of JavaFileObject representing zip entries. |
jjg@57 | 136 | */ |
jjg@57 | 137 | public static class ZipFileObject extends BaseFileObject { |
jjg@57 | 138 | |
jjg@57 | 139 | private String name; |
jjg@57 | 140 | ZipArchive zarch; |
jjg@57 | 141 | ZipEntry entry; |
jjg@57 | 142 | |
jjg@103 | 143 | protected ZipFileObject(ZipArchive zarch, String name, ZipEntry entry) { |
jjg@57 | 144 | super(zarch.fileManager); |
jjg@57 | 145 | this.zarch = zarch; |
jjg@57 | 146 | this.name = name; |
jjg@57 | 147 | this.entry = entry; |
jjg@57 | 148 | } |
jjg@57 | 149 | |
jjg@415 | 150 | public URI toUri() { |
jjg@415 | 151 | File zipFile = new File(zarch.zdir.getName()); |
jjg@415 | 152 | return createJarUri(zipFile, entry.getName()); |
jjg@415 | 153 | } |
jjg@415 | 154 | |
jjg@415 | 155 | @Override |
jjg@415 | 156 | public String getName() { |
jjg@415 | 157 | return zarch.zdir.getName() + "(" + entry.getName() + ")"; |
jjg@415 | 158 | } |
jjg@415 | 159 | |
jjg@415 | 160 | @Override |
jjg@415 | 161 | public String getShortName() { |
jjg@415 | 162 | return new File(zarch.zdir.getName()).getName() + "(" + entry + ")"; |
jjg@415 | 163 | } |
jjg@415 | 164 | |
jjg@415 | 165 | @Override |
jjg@415 | 166 | public JavaFileObject.Kind getKind() { |
jjg@415 | 167 | return getKind(entry.getName()); |
jjg@415 | 168 | } |
jjg@415 | 169 | |
jjg@415 | 170 | @Override |
jjg@57 | 171 | public InputStream openInputStream() throws IOException { |
jjg@57 | 172 | return zarch.zdir.getInputStream(entry); |
jjg@57 | 173 | } |
jjg@57 | 174 | |
jjg@415 | 175 | @Override |
jjg@57 | 176 | public OutputStream openOutputStream() throws IOException { |
jjg@57 | 177 | throw new UnsupportedOperationException(); |
jjg@57 | 178 | } |
jjg@57 | 179 | |
jjg@400 | 180 | @Override |
jjg@57 | 181 | public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException { |
jjg@57 | 182 | CharBuffer cb = fileManager.getCachedContent(this); |
jjg@57 | 183 | if (cb == null) { |
jjg@57 | 184 | InputStream in = zarch.zdir.getInputStream(entry); |
jjg@57 | 185 | try { |
jjg@57 | 186 | ByteBuffer bb = fileManager.makeByteBuffer(in); |
jjg@57 | 187 | JavaFileObject prev = fileManager.log.useSource(this); |
jjg@57 | 188 | try { |
jjg@57 | 189 | cb = fileManager.decode(bb, ignoreEncodingErrors); |
jjg@57 | 190 | } finally { |
jjg@57 | 191 | fileManager.log.useSource(prev); |
jjg@57 | 192 | } |
jjg@57 | 193 | fileManager.recycleByteBuffer(bb); |
jjg@57 | 194 | if (!ignoreEncodingErrors) { |
jjg@57 | 195 | fileManager.cache(this, cb); |
jjg@57 | 196 | } |
jjg@57 | 197 | } finally { |
jjg@57 | 198 | in.close(); |
jjg@57 | 199 | } |
jjg@57 | 200 | } |
jjg@57 | 201 | return cb; |
jjg@57 | 202 | } |
jjg@57 | 203 | |
jjg@57 | 204 | @Override |
jjg@415 | 205 | public Writer openWriter() throws IOException { |
jjg@415 | 206 | throw new UnsupportedOperationException(); |
jjg@415 | 207 | } |
jjg@415 | 208 | |
jjg@415 | 209 | @Override |
jjg@415 | 210 | public long getLastModified() { |
jjg@415 | 211 | return entry.getTime(); |
jjg@415 | 212 | } |
jjg@415 | 213 | |
jjg@415 | 214 | @Override |
jjg@415 | 215 | public boolean delete() { |
jjg@415 | 216 | throw new UnsupportedOperationException(); |
jjg@415 | 217 | } |
jjg@415 | 218 | |
jjg@415 | 219 | @Override |
jjg@415 | 220 | protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) { |
jjg@415 | 221 | return fileManager.getDecoder(fileManager.getEncodingName(), ignoreEncodingErrors); |
jjg@415 | 222 | } |
jjg@415 | 223 | |
jjg@415 | 224 | @Override |
jjg@415 | 225 | protected String inferBinaryName(Iterable<? extends File> path) { |
jjg@415 | 226 | String entryName = entry.getName(); |
jjg@415 | 227 | return removeExtension(entryName).replace('/', '.'); |
jjg@415 | 228 | } |
jjg@415 | 229 | |
jjg@415 | 230 | @Override |
jjg@415 | 231 | public boolean isNameCompatible(String cn, JavaFileObject.Kind k) { |
jjg@415 | 232 | cn.getClass(); |
jjg@415 | 233 | // null check |
jjg@415 | 234 | if (k == Kind.OTHER && getKind() != k) { |
jjg@415 | 235 | return false; |
jjg@415 | 236 | } |
jjg@415 | 237 | return name.equals(cn + k.extension); |
jjg@415 | 238 | } |
jjg@415 | 239 | |
jjg@415 | 240 | @Override |
jjg@57 | 241 | public boolean equals(Object other) { |
jjg@57 | 242 | if (!(other instanceof ZipFileObject)) { |
jjg@57 | 243 | return false; |
jjg@57 | 244 | } |
jjg@57 | 245 | ZipFileObject o = (ZipFileObject) other; |
jjg@57 | 246 | return zarch.zdir.equals(o.zarch.zdir) || name.equals(o.name); |
jjg@57 | 247 | } |
jjg@57 | 248 | |
jjg@57 | 249 | @Override |
jjg@57 | 250 | public int hashCode() { |
jjg@57 | 251 | return zarch.zdir.hashCode() + name.hashCode(); |
jjg@57 | 252 | } |
jjg@57 | 253 | } |
jjg@57 | 254 | |
jjg@57 | 255 | } |