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* [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization @ 2005-05-27 15:05 bonniot at users dot sf dot net 2005-05-27 15:16 ` [Bug libgcj/21785] " bonniot at users dot sf dot net ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: bonniot at users dot sf dot net @ 2005-05-27 15:05 UTC (permalink / raw) To: gcc-bugs This very simple serialization/deserialization test fails. This is a regression. //////////////////////////////////// import java.io.*; public class Enum implements Serializable { public static void main(String[] args) { try { ByteArrayOutputStream outb = new ByteArrayOutputStream(); ObjectOutputStream outs = new ObjectOutputStream(outb); outs.writeObject(new Enum()); byte[] store = outb.toByteArray(); ByteArrayInputStream inb = new ByteArrayInputStream(store); ObjectInputStream ins = new ObjectInputStream(inb); ins.readObject(); } catch (Throwable e) { throw new Error(e); } } } /////////////////////////////// sauternes /tmp /usr/local/src/gcc-cvs/install/bin/gcj -C Enum.java [04:54 27/05/05] sauternes /tmp /usr/local/src/gcc-cvs/install/bin/gij Enum [04:54 27/05/05] Exception in thread "main" java.lang.Error: java.lang.ClassNotFoundException: Enum at Enum.main (Enum.java:17) Caused by: java.lang.ClassNotFoundException: Enum at java.lang.Class.forName (natClass.cc:91) at java.io.ObjectInputStream.resolveClass (ObjectInputStream.java:782) at java.io.ObjectInputStream.readClassDescriptor (ObjectInputStream.java:534) at java.io.ObjectInputStream.readObject (ObjectInputStream.java:228) at java.io.ObjectInputStream.readObject (ObjectInputStream.java:275) at Enum.main (Enum.java:15) sauternes /tmp kaffe Enum [04:54 27/05/05] sauternes /tmp java Enum sauternes /tmp gij (GNU libgcj) version 4.1.0 20050527 (experimental) Note: this bug looks similar to a bug I reported against jamvm: https://sourceforge.net/tracker/?func=detail&atid=543058&aid=1155738&group_id=75148 I paste here the evaluation Robert sent me privately after he fixed it, as it MIGHT be relevant to gcj too (being a change in classpath). " P.S. It was the recent changes made to Classpath. VMSecurityManager.currentClassLoader() now returns "null" if checkPermissions(AllPermissions) passes. ObjectInputStream uses this to resolve a class, and ends up trying to resolve it using the bootstrap class loader (which fails). By luck SableVM works, because it doesn't have a complete implementation of VMAccessController, so checkPermissions(AllPermissions) fails, and currentClassLoader returns the same as before. I'll report a Classpath/SableVM bug. " -- Summary: [regression] ClassNotFound during deserialization Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: libgcj AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: bonniot at users dot sf dot net CC: gcc-bugs at gcc dot gnu dot org,java-prs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcj/21785] [regression] ClassNotFound during deserialization 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net @ 2005-05-27 15:16 ` bonniot at users dot sf dot net 2005-05-27 17:24 ` [Bug libgcj/21785] [4.1 regression] " pinskia at gcc dot gnu dot org ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: bonniot at users dot sf dot net @ 2005-05-27 15:16 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- OtherBugsDependingO| |20169 nThis| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcj/21785] [4.1 regression] ClassNotFound during deserialization 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net 2005-05-27 15:16 ` [Bug libgcj/21785] " bonniot at users dot sf dot net @ 2005-05-27 17:24 ` pinskia at gcc dot gnu dot org 2005-06-01 17:15 ` tromey at gcc dot gnu dot org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-05-27 17:24 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-05-27 17:14 ------- Confirmed, last night with the comment in PR 20169. -- What |Removed |Added ---------------------------------------------------------------------------- CC| |pinskia at gcc dot gnu dot | |org Status|UNCONFIRMED |NEW Ever Confirmed| |1 Last reconfirmed|0000-00-00 00:00:00 |2005-05-27 17:14:38 date| | Summary|[regression] ClassNotFound |[4.1 regression] |during deserialization |ClassNotFound during | |deserialization Target Milestone|--- |4.1.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcj/21785] [4.1 regression] ClassNotFound during deserialization 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net 2005-05-27 15:16 ` [Bug libgcj/21785] " bonniot at users dot sf dot net 2005-05-27 17:24 ` [Bug libgcj/21785] [4.1 regression] " pinskia at gcc dot gnu dot org @ 2005-06-01 17:15 ` tromey at gcc dot gnu dot org 2005-06-01 19:58 ` cvs-commit at gcc dot gnu dot org 2005-06-01 20:01 ` tromey at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: tromey at gcc dot gnu dot org @ 2005-06-01 17:15 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From tromey at gcc dot gnu dot org 2005-06-01 17:15 ------- I'm testing a patch. -- What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |tromey at gcc dot gnu dot |dot org |org Status|NEW |ASSIGNED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcj/21785] [4.1 regression] ClassNotFound during deserialization 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net ` (2 preceding siblings ...) 2005-06-01 17:15 ` tromey at gcc dot gnu dot org @ 2005-06-01 19:58 ` cvs-commit at gcc dot gnu dot org 2005-06-01 20:01 ` tromey at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: cvs-commit at gcc dot gnu dot org @ 2005-06-01 19:58 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-06-01 19:58 ------- Subject: Bug 21785 CVSROOT: /cvs/gcc Module name: gcc Changes by: tromey@gcc.gnu.org 2005-06-01 19:58:26 Modified files: libjava : ChangeLog libjava/java/io: ObjectInputStream.java natObjectInputStream.cc Added files: libjava/testsuite/libjava.lang: pr21785.java pr21785.out Log message: PR libgcj/21785: * java/io/natObjectInputStream.cc (currentClassLoader): Removed. (currentLoader): New method. * java/io/ObjectInputStream.java (resolveProxyClass): Use currentLoader. (currentLoader): Now native. (currentClassLoader): Removed. * testsuite/libjava.lang/pr21785.java: New file. * testsuite/libjava.lang/pr21785.out: New file. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libjava/ChangeLog.diff?cvsroot=gcc&r1=1.3641&r2=1.3642 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libjava/java/io/ObjectInputStream.java.diff?cvsroot=gcc&r1=1.41&r2=1.42 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libjava/java/io/natObjectInputStream.cc.diff?cvsroot=gcc&r1=1.9&r2=1.10 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libjava/testsuite/libjava.lang/pr21785.java.diff?cvsroot=gcc&r1=NONE&r2=1.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/libjava/testsuite/libjava.lang/pr21785.out.diff?cvsroot=gcc&r1=NONE&r2=1.1 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug libgcj/21785] [4.1 regression] ClassNotFound during deserialization 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net ` (3 preceding siblings ...) 2005-06-01 19:58 ` cvs-commit at gcc dot gnu dot org @ 2005-06-01 20:01 ` tromey at gcc dot gnu dot org 4 siblings, 0 replies; 6+ messages in thread From: tromey at gcc dot gnu dot org @ 2005-06-01 20:01 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From tromey at gcc dot gnu dot org 2005-06-01 20:01 ------- I've checked in the fix. -- What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21785 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2005-06-01 20:01 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2005-05-27 15:05 [Bug libgcj/21785] New: [regression] ClassNotFound during deserialization bonniot at users dot sf dot net 2005-05-27 15:16 ` [Bug libgcj/21785] " bonniot at users dot sf dot net 2005-05-27 17:24 ` [Bug libgcj/21785] [4.1 regression] " pinskia at gcc dot gnu dot org 2005-06-01 17:15 ` tromey at gcc dot gnu dot org 2005-06-01 19:58 ` cvs-commit at gcc dot gnu dot org 2005-06-01 20:01 ` tromey at gcc dot gnu dot org
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