#!/bin/sh
#
# Copyright (c) 2003, 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.
#
# 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.
#
# @test
# @bug 4847812
# @summary TTY: jdb lock command displays incorrect data
# @author Jim Holmlund
# @run shell JdbLockTest.sh
# These are variables that can be set to control execution
#pkg=untitled7
classname=JdbLockTest
compileOptions=-g
#java="java_g"
createJavaFile()
{
cat <<EOF > $classname.java.1
public class $classname {
static String jj = "jj";
public static void main(String args[]) {
synchronized(jj) {
sleeper xx = new sleeper();
xx.start();
// Give the sleeper a chance to run and get to
// the synchronized statement.
while(sleeper.started == 0) {
try {
Thread.sleep(100);
} catch(InterruptedException ee) {
}
}
// At this bkpt, sleeper should be waiting on $classname.jj
System.out.println("Hello sailor"); // @1 breakpoint
}
}
}
class sleeper extends Thread {
public static int started = 0;
public void run() {
started = 1;
System.out.println(" sleeper starts sleeping");
synchronized($classname.jj) {
System.out.println(" sleeper got the lock");
}
System.out.println(" sleeper awakes");
}
}
EOF
}
# drive jdb by sending cmds to it and examining its output
dojdbCmds()
{
setBkpts @1
runToBkpt @1
# This should say that main owns the lock
# and the sleeper thread is waiting for it.
cmd lock $classname.jj
cmd quit
}
mysetup()
{
if [ -z "$TESTSRC" ] ; then
TESTSRC=.
fi
for ii in . $TESTSRC $TESTSRC/.. ; do
if [ -r "$ii/ShellScaffold.sh" ] ; then
. $ii/ShellScaffold.sh
break
fi
done
}
# You could replace this next line with the contents
# of ShellScaffold.sh and this script will run just the same.
mysetup
runit
jdbFailIfPresent "Waiting thread: main"
pass