1 #!/bin/sh 2 3 # 4 # Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved. 5 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 6 # 7 # This code is free software; you can redistribute it and/or modify it 8 # under the terms of the GNU General Public License version 2 only, as 9 # published by the Free Software Foundation. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 27 # @test 28 # @bug 6805864 29 # @key intermittent 30 # @summary Redefine an abstract class that is called via a concrete 31 # class and via two interface objects and verify that the right 32 # methods are called. 33 # @author Daniel D. Daugherty 34 # 35 # @run shell RedefineAbstractClass.sh 36 37 compileOptions=-g 38 39 # Uncomment this to see the JDI trace 40 #jdbOptions=-dbgtrace 41 42 createJavaFile() 43 { 44 cat <<EOF > $1.java.1 45 46 public class $1 { 47 public static void main(String[] args) { 48 System.out.println("This is RedefineAbstractClass"); 49 50 MyConcreteClass foo = new MyConcreteClass(); 51 // do the work once before redefine 52 foo.doWork(); 53 54 System.out.println("stop here for redefine"); // @1 breakpoint 55 56 // do the work again after redefine 57 foo.doWork(); 58 59 System.out.println("stop here to check results"); // @2 breakpoint 60 } 61 } 62 63 interface MyInterface1 { 64 public boolean checkFunc(); 65 public boolean isMyInterface1(); 66 } 67 68 interface MyInterface2 { 69 public boolean checkFunc(); 70 public boolean isMyInterface2(); 71 } 72 73 abstract class MyAbstractClass implements MyInterface1, MyInterface2 { 74 static int counter = 0; 75 public boolean checkFunc() { 76 counter++; 77 System.out.println("MyAbstractClass.checkFunc() called."); 78 // @1 uncomment System.out.println("This is call " + counter + " to checkFunc"); 79 return true; 80 } 81 public boolean isMyInterface1() { 82 System.out.println("MyAbstractClass.isMyInterface1() called."); 83 return true; 84 } 85 public boolean isMyInterface2() { 86 System.out.println("MyAbstractClass.isMyInterface2() called."); 87 return true; 88 } 89 } 90 91 class MyConcreteClass extends MyAbstractClass { 92 public void doWork() { 93 // checkFunc() is called via invokevirtual here; MyConcreteClass 94 // inherits via MyAbstractClass 95 System.out.println("In doWork() calling checkFunc(): " + checkFunc()); 96 97 MyInterface1 if1 = (MyInterface1) this; 98 // checkFunc() is called via invokeinterface here; this call will 99 // use the first itable entry 100 System.out.println("In doWork() calling if1.checkFunc(): " + if1.checkFunc()); 101 102 MyInterface2 if2 = (MyInterface2) this; 103 // checkFunc() is called via invokeinterface here; this call will 104 // use the second itable entry 105 System.out.println("In doWork() calling if2.checkFunc(): " + if2.checkFunc()); 106 } 107 } 108 109 EOF 110 } 111 112 # This is called to feed cmds to jdb. 113 dojdbCmds() 114 { 115 setBkpts @1 116 setBkpts @2 117 runToBkpt @1 118 # modified version of redefineClass function 119 vers=2 120 abs_class=MyAbstractClass 121 cmd redefine $pkgDot$abs_class $tmpFileDir/vers$vers/$abs_class.class 122 cp $tmpFileDir/$classname.java.$vers \ 123 $tmpFileDir/$classname.java 124 # end modified version of redefineClass function 125 126 # this will continue to the second breakpoint 127 cmd cont 128 } 129 130 131 mysetup() 132 { 133 if [ -z "$TESTSRC" ] ; then 134 TESTSRC=. 135 fi 136 137 for ii in . $TESTSRC $TESTSRC/.. ; do 138 if [ -r "$ii/ShellScaffold.sh" ] ; then 139 . $ii/ShellScaffold.sh 140 break 141 fi 142 done 143 } 144 145 # You could replace this next line with the contents 146 # of ShellScaffold.sh and this script will run just the same. 147 mysetup 148 149 runit 150 151 debuggeeFailIfNotPresent 'This is call 4 to checkFunc' 152 debuggeeFailIfNotPresent 'This is call 5 to checkFunc' 153 debuggeeFailIfNotPresent 'This is call 6 to checkFunc' 154 pass