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/*
* Copyright (c) 2004, 2018, 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.
*/
package nsk.jvmti.RedefineClasses;
import java.io.*;
import java.util.*;
import nsk.share.*;
public class redefclass029 {
static int status = Consts.TEST_PASSED;
static Log log;
// dummy outer fields to be changed by the nested class
private static int prStOuterFl[] = {0,0,0};
static int packStOuterFl[] = {0,0,0};
public static int pubStOuterFl[] = {0,0,0};
/* a dummy outer private field to be accessed or not in
the nested class and thus provoking compiler to add or not
a synthetic access method into the outer class. */
private static char prOuterFieldToBeAccessed = 'a';
/**
* A copy of the outer method accessing an inner private field
* and thus provoking compiler to add a synthetic access method
* into the nested class. The same synthetic method should be
* present in the redefined nested class to avoid the error
* JVMTI_ERROR_UNSUPPORTED_REDEFINITION_METHOD_DELETED.
*/
private void checkInnerFields(RedefClass redefCls, int expValue) {
if (redefCls.prInnerFl != expValue
|| redefCls.packInnerFl != expValue
|| redefCls.pubInnerFl != expValue) {
status = Consts.TEST_FAILED;
log.complain("TEST FAILED: unexpected values of inner fields:"
+ "\n\tprInnerFl: got: " + redefCls.prInnerFl
+ ", expected: " + expValue
+ "\n\tpackInnerFl: got: " + redefCls.packInnerFl
+ ", expected: " + expValue
+ "\n\tpubInnerFl: got: " + redefCls.pubInnerFl
+ ", expected: " + expValue);
}
}
/**
* Redefining nested class.
*/
static class RedefClass extends Thread {
boolean stopMe = false;
int iter;
// dummy inner fields to be accessed by the outer class
private int prInnerFl = 2;
int packInnerFl = 2;
public int pubInnerFl = 2;
RedefClass(int iter) {}
/**
* This method will have an active stack frame during
* nested class redefinition, so this version should not
* be invoked, and thus outer fields should not have
* values equal 2.
*/
public void run() {
status = Consts.TEST_FAILED;
log.complain("TEST FAILED: new " + this.getName()
+ ": redefined run() having an active stack frame during redefinition was invoked");
prStOuterFl[0] = 2;
packStOuterFl[0] = 2;
pubStOuterFl[0] = 2;
log.display("new " + this.getName()
+ ": exiting");
}
void warmUpMethod() {
log.display("new " + this.getName()
+ ": warmUpMethod()");
prStOuterFl[1] = 2;
packStOuterFl[1] = 2;
pubStOuterFl[1] = 2;
redefclass029HotMethod(0);
}
/**
* Hotspot method to be compiled.
*/
void redefclass029HotMethod(int i) {
log.display("new " + this.getName()
+ ": redefclass029HotMethod()");
prStOuterFl[2] = 2;
packStOuterFl[2] = 2;
pubStOuterFl[2] = 2;
}
/**
* New version of dummy method which is not accessing
* a private field of the outer class.
* So compiler should not add a synthetic access method
* into the outer class.
*/
void methAccessingOuterPrivateField() {}
}
}
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