6725036: javac returns incorrect value for lastModifiedTime() when source is a zip file archive
Reviewed-by: darcy
/*
* Copyright 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.
*
* 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.
*/
/*
* @test
* @bug 6725036
* @summary javac returns incorrect value for lastModifiedTime() when
* source is a zip file archive
*/
import java.io.File;
import java.util.Date;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import javax.tools.JavaFileObject;
import com.sun.tools.javac.file.JavacFileManager;
import com.sun.tools.javac.file.ZipFileIndex;
import com.sun.tools.javac.file.ZipFileIndexArchive;
import com.sun.tools.javac.util.Context;
public class T6725036 {
public static void main(String... args) throws Exception {
new T6725036().run();
}
void run() throws Exception {
String TEST_ENTRY_NAME = "java/lang/String.class";
File f = new File(System.getProperty("java.home"));
if (!f.getName().equals("jre"))
f = new File(f, "jre");
File rt_jar = new File(new File(f, "lib"), "rt.jar");
JarFile j = new JarFile(rt_jar);
JarEntry je = j.getJarEntry(TEST_ENTRY_NAME);
long jarEntryTime = je.getTime();
ZipFileIndex zfi =
ZipFileIndex.getZipFileIndex(rt_jar, null, false, null, false);
long zfiTime = zfi.getLastModified(TEST_ENTRY_NAME);
check(je, jarEntryTime, zfi + ":" + TEST_ENTRY_NAME, zfiTime);
Context context = new Context();
JavacFileManager fm = new JavacFileManager(context, false, null);
ZipFileIndexArchive zfia = new ZipFileIndexArchive(fm, zfi);
int sep = TEST_ENTRY_NAME.lastIndexOf("/");
JavaFileObject jfo =
zfia.getFileObject(TEST_ENTRY_NAME.substring(0, sep + 1),
TEST_ENTRY_NAME.substring(sep + 1));
long jfoTime = jfo.getLastModified();
check(je, jarEntryTime, jfo, jfoTime);
if (errors > 0)
throw new Exception(errors + " occurred");
}
void check(Object ref, long refTime, Object test, long testTime) {
if (refTime == testTime)
return;
System.err.println("Error: ");
System.err.println("Expected: " + getText(ref, refTime));
System.err.println(" Found: " + getText(test, testTime));
errors++;
}
String getText(Object x, long t) {
return String.format("%14d", t) + " (" + new Date(t) + ") from " + x;
}
int errors;
}