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 # @author Daniel D. Daugherty 33 # 34 # @run shell RedefineAbstractClass.sh 35 36 compileOptions=-g 37 38 # Uncomment this to see the JDI trace 39 #jdbOptions=-dbgtrace 40 41 createJavaFile() 42 { 43 cat <<EOF > $1.java.1 44 45 public class $1 { 46 public static void main(String[] args) { 47 System.out.println("This is RedefineAbstractClass"); 48 49 MyConcreteClass foo = new MyConcreteClass(); 50 // do the work once before redefine 51 foo.doWork(); 52 53 System.out.println("stop here for redefine"); // @1 breakpoint 54 55 // do the work again after redefine 56 foo.doWork(); 57 58 System.out.println("stop here to check results"); // @2 breakpoint 59 } 60 } 61 62 interface MyInterface1 { 63 public boolean checkFunc(); 64 public boolean isMyInterface1(); 65 } 66 67 interface MyInterface2 { 68 public boolean checkFunc(); 69 public boolean isMyInterface2(); 70 } 71 72 abstract class MyAbstractClass implements MyInterface1, MyInterface2 { 73 static int counter = 0; 74 public boolean checkFunc() { 75 counter++; 76 System.out.println("MyAbstractClass.checkFunc() called."); 77 // @1 uncomment System.out.println("This is call " + counter + " to checkFunc"); 78 return true; 79 } 80 public boolean isMyInterface1() { 81 System.out.println("MyAbstractClass.isMyInterface1() called."); 82 return true; 83 } 84 public boolean isMyInterface2() { 85 System.out.println("MyAbstractClass.isMyInterface2() called."); 86 return true; 87 } 88 } 89 90 class MyConcreteClass extends MyAbstractClass { 91 public void doWork() { 92 // checkFunc() is called via invokevirtual here; MyConcreteClass 93 // inherits via MyAbstractClass 94 System.out.println("In doWork() calling checkFunc(): " + checkFunc()); 95 96 MyInterface1 if1 = (MyInterface1) this; 97 // checkFunc() is called via invokeinterface here; this call will 98 // use the first itable entry 99 System.out.println("In doWork() calling if1.checkFunc(): " + if1.checkFunc()); 100 101 MyInterface2 if2 = (MyInterface2) this; 102 // checkFunc() is called via invokeinterface here; this call will 103 // use the second itable entry 104 System.out.println("In doWork() calling if2.checkFunc(): " + if2.checkFunc()); 105 } 106 } 107 108 EOF 109 } 110 111 # This is called to feed cmds to jdb. 112 dojdbCmds() 113 { 114 setBkpts @1 115 setBkpts @2 116 runToBkpt @1 117 # modified version of redefineClass function 118 vers=2 119 abs_class=MyAbstractClass 120 cmd redefine $pkgDot$abs_class $tmpFileDir/vers$vers/$abs_class.class 121 cp $tmpFileDir/$classname.java.$vers \ 122 $tmpFileDir/$classname.java 123 # end modified version of redefineClass function 124 125 # this will continue to the second breakpoint 126 cmd cont 127 } 128 129 130 mysetup() 131 { 132 if [ -z "$TESTSRC" ] ; then 133 TESTSRC=. 134 fi 135 136 for ii in . $TESTSRC $TESTSRC/.. ; do 137 if [ -r "$ii/ShellScaffold.sh" ] ; then 138 . $ii/ShellScaffold.sh 139 break 140 fi 141 done 142 } 143 144 # You could replace this next line with the contents 145 # of ShellScaffold.sh and this script will run just the same. 146 mysetup 147 148 runit 149 150 debuggeeFailIfNotPresent 'This is call 4 to checkFunc' 151 debuggeeFailIfNotPresent 'This is call 5 to checkFunc' 152 debuggeeFailIfNotPresent 'This is call 6 to checkFunc' 153 pass