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 # @summary Redefine an abstract class that is called via a concrete 30 # class and via two interface objects and verify that the right 31 # methods are called. 32 # 33 # @run shell RedefineAbstractClass.sh 34 35 compileOptions=-g 36 37 # Uncomment this to see the JDI trace 38 #jdbOptions=-dbgtrace 39 40 createJavaFile() 41 { 42 cat <<EOF > $1.java.1 43 44 public class $1 { 45 public static void main(String[] args) { 46 System.out.println("This is RedefineAbstractClass"); 47 48 MyConcreteClass foo = new MyConcreteClass(); 49 // do the work once before redefine 50 foo.doWork(); 51 52 System.out.println("stop here for redefine"); // @1 breakpoint 53 54 // do the work again after redefine 55 foo.doWork(); 56 57 System.out.println("stop here to check results"); // @2 breakpoint 58 } 59 } 60 61 interface MyInterface1 { 62 public boolean checkFunc(); 63 public boolean isMyInterface1(); 64 } 65 66 interface MyInterface2 { 67 public boolean checkFunc(); 68 public boolean isMyInterface2(); 69 } 70 71 abstract class MyAbstractClass implements MyInterface1, MyInterface2 { 72 static int counter = 0; 73 public boolean checkFunc() { 74 counter++; 75 System.out.println("MyAbstractClass.checkFunc() called."); 76 // @1 uncomment System.out.println("This is call " + counter + " to checkFunc"); 77 return true; 78 } 79 public boolean isMyInterface1() { 80 System.out.println("MyAbstractClass.isMyInterface1() called."); 81 return true; 82 } 83 public boolean isMyInterface2() { 84 System.out.println("MyAbstractClass.isMyInterface2() called."); 85 return true; 86 } 87 } 88 89 class MyConcreteClass extends MyAbstractClass { 90 public void doWork() { 91 // checkFunc() is called via invokevirtual here; MyConcreteClass 92 // inherits via MyAbstractClass 93 System.out.println("In doWork() calling checkFunc(): " + checkFunc()); 94 95 MyInterface1 if1 = (MyInterface1) this; 96 // checkFunc() is called via invokeinterface here; this call will 97 // use the first itable entry 98 System.out.println("In doWork() calling if1.checkFunc(): " + if1.checkFunc()); 99 100 MyInterface2 if2 = (MyInterface2) this; 101 // checkFunc() is called via invokeinterface here; this call will 102 // use the second itable entry 103 System.out.println("In doWork() calling if2.checkFunc(): " + if2.checkFunc()); 104 } 105 } 106 107 EOF 108 } 109 110 # This is called to feed cmds to jdb. 111 dojdbCmds() 112 { 113 setBkpts @1 114 setBkpts @2 115 runToBkpt @1 116 # modified version of redefineClass function 117 vers=2 118 abs_class=MyAbstractClass 119 cmd redefine $pkgDot$abs_class $tmpFileDir/vers$vers/$abs_class.class 120 cp $tmpFileDir/$classname.java.$vers \ 121 $tmpFileDir/$classname.java 122 # end modified version of redefineClass function 123 124 # this will continue to the second breakpoint 125 cmd cont 126 } 127 128 129 mysetup() 130 { 131 if [ -z "$TESTSRC" ] ; then 132 TESTSRC=. 133 fi 134 135 for ii in . $TESTSRC $TESTSRC/.. ; do 136 if [ -r "$ii/ShellScaffold.sh" ] ; then 137 . $ii/ShellScaffold.sh 138 break 139 fi 140 done 141 } 142 143 # You could replace this next line with the contents 144 # of ShellScaffold.sh and this script will run just the same. 145 mysetup 146 147 runit 148 149 debuggeeFailIfNotPresent 'This is call 4 to checkFunc' 150 debuggeeFailIfNotPresent 'This is call 5 to checkFunc' 151 debuggeeFailIfNotPresent 'This is call 6 to checkFunc' 152 pass