8014477: (str) Race condition in String.contentEquals when comparing with StringBuffer
Reviewed-by: alanb, mduigou, dholmes
#
# Copyright (c) 2011, 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 7121600
# @summary Redefine a big class.
# @author Daniel D. Daugherty
#
# @run shell MakeJAR3.sh RedefineBigClassAgent 'Can-Redefine-Classes: true'
# @run build BigClass RedefineBigClassApp
# @run shell/timeout=600 RedefineBigClass.sh
#
if [ "${TESTJAVA}" = "" ]
then
echo "TESTJAVA not set. Test cannot execute. Failed."
exit 1
fi
if [ "${COMPILEJAVA}" = "" ]
then
COMPILEJAVA="${TESTJAVA}"
fi
echo "COMPILEJAVA=${COMPILEJAVA}"
if [ "${TESTSRC}" = "" ]
then
echo "TESTSRC not set. Test cannot execute. Failed."
exit 1
fi
if [ "${TESTCLASSES}" = "" ]
then
echo "TESTCLASSES not set. Test cannot execute. Failed."
exit 1
fi
JAVAC="${COMPILEJAVA}"/bin/javac
JAVA="${TESTJAVA}"/bin/java
"${JAVA}" ${TESTVMOPTS} \
-XX:TraceRedefineClasses=3 \
-javaagent:RedefineBigClassAgent.jar=BigClass.class \
-classpath "${TESTCLASSES}" RedefineBigClassApp \
> output.log 2>&1
result=$?
cat output.log
if [ "$result" = 0 ]; then
echo "PASS: RedefineBigClassApp exited with status of 0."
else
echo "FAIL: RedefineBigClassApp exited with status of $result"
exit "$result"
fi
MESG="Exception"
grep "$MESG" output.log
result=$?
if [ "$result" = 0 ]; then
echo "FAIL: found '$MESG' in the test output"
result=1
else
echo "PASS: did NOT find '$MESG' in the test output"
result=0
fi
exit $result