1 # 2 # Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # This code is free software; you can redistribute it and/or modify it 6 # under the terms of the GNU General Public License version 2 only, as 7 # published by the Free Software Foundation. 8 # 9 # This code is distributed in the hope that it will be useful, but WITHOUT 10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 # version 2 for more details (a copy is included in the LICENSE file that 13 # accompanied this code). 14 # 15 # You should have received a copy of the GNU General Public License version 16 # 2 along with this work; if not, write to the Free Software Foundation, 17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 # 19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 # or visit www.oracle.com if you need additional information or have any 21 # questions. 22 # 23 24 # @test 25 # @bug 7182152 26 # @bug 8007935 27 # @summary Redefine a subclass that implements two interfaces and 28 # verify that the right methods are called. 29 # @author Daniel D. Daugherty 30 # 31 # @modules java.instrument 32 # @run shell MakeJAR3.sh RedefineSubclassWithTwoInterfacesAgent 'Can-Redefine-Classes: true' 33 # @run build RedefineSubclassWithTwoInterfacesApp 34 # @run shell RedefineSubclassWithTwoInterfaces.sh 35 # 36 37 if [ "${TESTJAVA}" = "" ] 38 then 39 echo "TESTJAVA not set. Test cannot execute. Failed." 40 exit 1 41 fi 42 43 if [ "${COMPILEJAVA}" = "" ] 44 then 45 COMPILEJAVA="${TESTJAVA}" 46 fi 47 echo "COMPILEJAVA=${COMPILEJAVA}" 48 49 if [ "${TESTSRC}" = "" ] 50 then 51 echo "TESTSRC not set. Test cannot execute. Failed." 52 exit 1 53 fi 54 55 if [ "${TESTCLASSES}" = "" ] 56 then 57 echo "TESTCLASSES not set. Test cannot execute. Failed." 58 exit 1 59 fi 60 61 JAVAC="${COMPILEJAVA}"/bin/javac 62 JAVA="${TESTJAVA}"/bin/java 63 64 echo "INFO: building the replacement classes." 65 66 cp "${TESTSRC}"/RedefineSubclassWithTwoInterfacesTarget_1.java \ 67 RedefineSubclassWithTwoInterfacesTarget.java 68 cp "${TESTSRC}"/RedefineSubclassWithTwoInterfacesImpl_1.java \ 69 RedefineSubclassWithTwoInterfacesImpl.java 70 "${JAVAC}" ${TESTJAVACOPTS} ${TESTTOOLVMOPTS} \ 71 -cp "${TESTCLASSES}" -d . \ 72 RedefineSubclassWithTwoInterfacesTarget.java \ 73 RedefineSubclassWithTwoInterfacesImpl.java 74 status="$?" 75 if [ "$status" != 0 ]; then 76 echo "FAIL: compile of *_1.java files failed." 77 exit "$status" 78 fi 79 80 mv RedefineSubclassWithTwoInterfacesTarget.java \ 81 RedefineSubclassWithTwoInterfacesTarget_1.java 82 mv RedefineSubclassWithTwoInterfacesTarget.class \ 83 RedefineSubclassWithTwoInterfacesTarget_1.class 84 mv RedefineSubclassWithTwoInterfacesImpl.java \ 85 RedefineSubclassWithTwoInterfacesImpl_1.java 86 mv RedefineSubclassWithTwoInterfacesImpl.class \ 87 RedefineSubclassWithTwoInterfacesImpl_1.class 88 89 echo "INFO: launching RedefineSubclassWithTwoInterfacesApp" 90 91 # TraceRedefineClasses options: 92 # 93 # 0x00000001 | 1 - name each target class before loading, after 94 # loading and after redefinition is completed 95 # 0x00000002 | 2 - print info if parsing, linking or 96 # verification throws an exception 97 # 0x00000004 | 4 - print timer info for the VM operation 98 # 0x00001000 | 4096 - detect calls to obsolete methods 99 # 0x00002000 | 8192 - fail a guarantee() in addition to detection 100 # 0x00004000 | 16384 - detect old/obsolete methods in metadata 101 # 0x00100000 | 1048576 - impl details: vtable updates 102 # 0x00200000 | 2097152 - impl details: itable updates 103 # 104 # 1+2+4+4096+8192+16384+1048576+2097152 == 3174407 105 106 "${JAVA}" ${TESTVMOPTS} \ 107 -XX:TraceRedefineClasses=3174407 \ 108 -javaagent:RedefineSubclassWithTwoInterfacesAgent.jar \ 109 -classpath "${TESTCLASSES}" \ 110 RedefineSubclassWithTwoInterfacesApp > output.log 2>&1 111 status="$?" 112 113 echo "INFO: <begin output.log>" 114 cat output.log 115 echo "INFO: <end output.log>" 116 117 if [ "$status" != 0 ]; then 118 echo "FAIL: RedefineSubclassWithTwoInterfacesApp failed." 119 exit "$status" 120 fi 121 122 # When this bug manifests, RedefineClasses() will fail to update 123 # one of the itable entries to refer to the new method. The log 124 # will include the following line when the bug occurs: 125 # 126 # guarantee(false) failed: OLD and/or OBSOLETE method(s) found 127 # 128 # If this guarantee happens, the test should fail in the status 129 # check above, but just in case it doesn't, we check for "guarantee". 130 # 131 132 FAIL_MESG="guarantee" 133 grep "$FAIL_MESG" output.log 134 status=$? 135 if [ "$status" = 0 ]; then 136 echo "FAIL: found '$FAIL_MESG' in the test output." 137 result=1 138 else 139 echo "INFO: did NOT find '$FAIL_MESG' in the test output." 140 # be optimistic here 141 result=0 142 fi 143 144 PASS1_MESG="before any redefines" 145 cnt=`grep "$PASS1_MESG" output.log | grep 'version-0' | wc -l` 146 # no quotes around $cnt so any whitespace from 'wc -l' is ignored 147 if [ $cnt = 2 ]; then 148 echo "INFO: found 2 version-0 '$PASS1_MESG' mesgs." 149 else 150 echo "FAIL: did NOT find 2 version-0 '$PASS1_MESG' mesgs." 151 echo "INFO: cnt='$cnt'" 152 echo "INFO: grep '$PASS1_MESG' output:" 153 grep "$PASS1_MESG" output.log 154 result=1 155 fi 156 157 PASS2_MESG="after redefine" 158 cnt=`grep "$PASS2_MESG" output.log | grep 'version-1' | wc -l` 159 # no quotes around $cnt so any whitespace from 'wc -l' is ignored 160 if [ $cnt = 2 ]; then 161 echo "INFO: found 2 version-1 '$PASS2_MESG' mesgs." 162 else 163 echo "FAIL: did NOT find 2 version-1 '$PASS2_MESG' mesgs." 164 echo "INFO: cnt='$cnt'" 165 echo "INFO: grep '$PASS2_MESG' output:" 166 grep "$PASS2_MESG" output.log 167 result=1 168 fi 169 170 if [ "$result" = 0 ]; then 171 echo "PASS: test passed both positive and negative output checks." 172 fi 173 174 exit $result