248 lines
8.4 KiB
Java
248 lines
8.4 KiB
Java
/*
|
|
* Copyright (c) 2002, 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.jdi.VirtualMachine.redefineClasses;
|
|
|
|
import nsk.share.*;
|
|
import nsk.share.jpda.*;
|
|
import nsk.share.jdi.*;
|
|
|
|
import com.sun.jdi.*;
|
|
import com.sun.jdi.request.*;
|
|
import com.sun.jdi.event.*;
|
|
|
|
import java.util.*;
|
|
import java.io.*;
|
|
|
|
/**
|
|
* The test checks up <code>com.sun.jdi.VirtualMachine.redefineClasses()</code>.
|
|
* In for loop the test sets breakpoint and tries to redefines debugee's
|
|
* method by changing value of debugee's field. After resuming debugee,
|
|
* the test checks if a tested field contains correct value.
|
|
* When <code>canRedefineClasses()</code> is <code>false</code>, the test is
|
|
* considered as passed and completes it's execution.
|
|
*/
|
|
|
|
public class redefineclasses031 {
|
|
|
|
public final static String UNEXPECTED_STRING = "***Unexpected exception ";
|
|
public final static String EXPECTED_STRING = "!!!Expected exception ";
|
|
|
|
private final static String prefix = "nsk.jdi.VirtualMachine.redefineClasses.";
|
|
private final static String debuggerName = prefix + "redefineclasses031";
|
|
private final static String debugeeName = debuggerName + "a";
|
|
private final static String Name = debuggerName + "b";
|
|
|
|
public final static String PREPARE_SGL = "prepare";
|
|
public final static String PERFORM_SGL = "perform";
|
|
public final static String QUIT_SGL = "quit";
|
|
public final static String READY_SGL = "ready";
|
|
|
|
private final static String[] subDirs = {
|
|
"newclass01",
|
|
"newclass02",
|
|
"newclass03",
|
|
"newclass04",
|
|
"newclass05"
|
|
};
|
|
|
|
private final static String newClassFile = File.separator
|
|
+ prefix.replace('.',File.separatorChar)
|
|
+ "redefineclasses031a.class";
|
|
private static final String dashes = "--------------------------";
|
|
|
|
private static int exitStatus;
|
|
private static Log log;
|
|
private static Debugee debugee;
|
|
private static long waitTime;
|
|
private static String testDir;
|
|
private static String statDebugee;
|
|
|
|
private ClassType debugeeClass;
|
|
|
|
private static void display(String msg) {
|
|
log.display(msg);
|
|
}
|
|
|
|
private static void complain(String msg) {
|
|
log.complain("debugger FAILURE> " + msg + "\n");
|
|
}
|
|
|
|
public static void main(String argv[]) {
|
|
System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
|
|
}
|
|
|
|
public static int run(String argv[], PrintStream out) {
|
|
|
|
exitStatus = Consts.TEST_PASSED;
|
|
|
|
redefineclasses031 thisTest = new redefineclasses031();
|
|
|
|
ArgumentHandler argHandler = new ArgumentHandler(argv);
|
|
log = new Log(out, argHandler);
|
|
|
|
testDir = argv[0];
|
|
waitTime = argHandler.getWaitTime() * 60000;
|
|
|
|
debugee = Debugee.prepareDebugee(argHandler, log, debugeeName);
|
|
|
|
try {
|
|
thisTest.execTest();
|
|
} catch (Failure e) {
|
|
exitStatus = Consts.TEST_FAILED;
|
|
e.printStackTrace();
|
|
} finally {
|
|
debugee.resume();
|
|
debugee.quit();
|
|
}
|
|
display("Test finished. exitStatus = " + exitStatus);
|
|
|
|
return exitStatus;
|
|
}
|
|
|
|
private void execTest() throws Failure {
|
|
|
|
if (!debugee.VM().canRedefineClasses()) {
|
|
display("\n>>>canRedefineClasses() is false<<< test canceled.\n");
|
|
return;
|
|
}
|
|
|
|
debugeeClass = (ClassType)debugee.classByName(debugeeName);
|
|
|
|
display("\nTEST BEGINS");
|
|
display("===========");
|
|
|
|
debugee.VM().suspend();
|
|
debugee.sendSignal(PERFORM_SGL);
|
|
|
|
display("Tested class\t:" + debugeeClass.name());
|
|
|
|
ThreadReference thrd = debugee.threadByName("main");
|
|
|
|
StepRequest sreq;
|
|
BreakpointRequest brkp;
|
|
Field testedField;
|
|
PrimitiveValue val;
|
|
|
|
for (int i = 0; i < subDirs.length; i++) {
|
|
brkp = debugee.setBreakpoint(debugeeClass,
|
|
redefineclasses031a.brkpMethodName,
|
|
redefineclasses031a.brkpLineNumber);
|
|
debugee.resume();
|
|
|
|
waitBreakpointEvent(brkp, waitTime);
|
|
|
|
redefineDebugee(subDirs[i]);
|
|
|
|
sreq = debugee.getEventRequestManager().createStepRequest(thrd,
|
|
StepRequest.STEP_LINE,
|
|
StepRequest.STEP_OVER);
|
|
sreq.enable();
|
|
debugee.resume();
|
|
|
|
waitStepEvent(sreq, waitTime);
|
|
|
|
testedField = debugeeClass.fieldByName("testedField");
|
|
val = (PrimitiveValue )debugeeClass.getValue(testedField);
|
|
if (val.intValue() != redefineclasses031a.NEW_VALUES[i]) {
|
|
exitStatus = Consts.TEST_FAILED;
|
|
complain("actual value = " + val.intValue()
|
|
+ ", expected " + redefineclasses031a.NEW_VALUES[i]);
|
|
} else {
|
|
display("actual value = " + val.intValue()
|
|
+ ", expected " + redefineclasses031a.NEW_VALUES[i]);
|
|
}
|
|
|
|
debugee.getEventRequestManager().deleteEventRequest(sreq);
|
|
}
|
|
debugee.resume();
|
|
|
|
display("\n=============");
|
|
display("TEST FINISHES\n");
|
|
}
|
|
|
|
private void redefineDebugee(String newClassDir) {
|
|
Map<? extends com.sun.jdi.ReferenceType,byte[]> mapBytes;
|
|
boolean alreadyComplained = false;
|
|
display("\n" + newClassDir + ">>>");
|
|
mapBytes = mapClassToBytes(testDir + File.separator + newClassDir + newClassFile);
|
|
try {
|
|
debugee.VM().redefineClasses(mapBytes);
|
|
} catch (Exception e) {
|
|
throw new Failure(UNEXPECTED_STRING + e);
|
|
}
|
|
}
|
|
|
|
private Map<? extends com.sun.jdi.ReferenceType,byte[]> mapClassToBytes(String fileName) {
|
|
display("class-file\t:" + fileName);
|
|
File fileToBeRedefined = new File(fileName);
|
|
int fileToRedefineLength = (int )fileToBeRedefined.length();
|
|
byte[] arrayToRedefine = new byte[fileToRedefineLength];
|
|
|
|
FileInputStream inputFile;
|
|
try {
|
|
inputFile = new FileInputStream(fileToBeRedefined);
|
|
} catch (FileNotFoundException e) {
|
|
throw new Failure(UNEXPECTED_STRING + e);
|
|
}
|
|
|
|
try {
|
|
inputFile.read(arrayToRedefine);
|
|
inputFile.close();
|
|
} catch (IOException e) {
|
|
throw new Failure(UNEXPECTED_STRING + e);
|
|
}
|
|
HashMap<com.sun.jdi.ReferenceType,byte[]> mapForClass = new HashMap<com.sun.jdi.ReferenceType,byte[]>();
|
|
mapForClass.put(debugeeClass, arrayToRedefine);
|
|
return mapForClass;
|
|
}
|
|
|
|
private BreakpointEvent waitBreakpointEvent(BreakpointRequest brkp, long waitTime) {
|
|
Event event;
|
|
try {
|
|
event = debugee.waitingEvent(brkp, waitTime);
|
|
} catch (InterruptedException e) {
|
|
throw new Failure(UNEXPECTED_STRING + e);
|
|
}
|
|
if (!(event instanceof BreakpointEvent )) {
|
|
throw new Failure("BreakpointEvent didn't arrive");
|
|
}
|
|
|
|
return (BreakpointEvent )event;
|
|
}
|
|
|
|
private StepEvent waitStepEvent(StepRequest brkp, long waitTime) {
|
|
Event event;
|
|
try {
|
|
event = debugee.waitingEvent(brkp, waitTime);
|
|
} catch (InterruptedException e) {
|
|
throw new Failure(UNEXPECTED_STRING + e);
|
|
}
|
|
if (!(event instanceof StepEvent )) {
|
|
throw new Failure("StepEvent didn't arrive");
|
|
}
|
|
|
|
return (StepEvent )event;
|
|
}
|
|
}
|