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/*
* Copyright (c) 2001, 2024, 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.EventRequestManager.createAccessWatchpointRequest;
import com.sun.jdi.VirtualMachine;
import com.sun.jdi.Field;
import com.sun.jdi.request.AccessWatchpointRequest;
import com.sun.jdi.request.EventRequestManager;
import com.sun.jdi.VMMismatchException;
import java.io.*;
import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;
/**
* The test checks that the JDI method
* <b>com.sun.jdi.request.EventRequestManager.createAccessWatchpointRequest()</b>
* properly throws <code>NullPointerException</code> - if field is null.
*/
public class craccwtchpreq002 {
public static final int PASSED = 0;
public static final int FAILED = 2;
public static final int JCK_STATUS_BASE = 95;
static final String DEBUGGEE_CLASS =
"nsk.jdi.EventRequestManager.createAccessWatchpointRequest.craccwtchpreq002t";
static final String COMMAND_READY = "ready";
static final String COMMAND_QUIT = "quit";
private ArgumentHandler argHandler;
private Log log;
private IOPipe pipe;
private Debugee debuggee;
public static void main (String argv[]) {
int result = run(argv,System.out);
if (result != 0) {
throw new RuntimeException("TEST FAILED with result " + result);
}
}
public static int run(String argv[], PrintStream out) {
return new craccwtchpreq002().runIt(argv, out);
}
private int runIt(String args[], PrintStream out) {
argHandler = new ArgumentHandler(args);
log = new Log(out, argHandler);
Binder binder = new Binder(argHandler, log);
AccessWatchpointRequest awpRequest;
String cmd;
Field fld = null;
debuggee = binder.bindToDebugee(DEBUGGEE_CLASS);
pipe = debuggee.createIOPipe();
debuggee.redirectStderr(log, "craccwtchpreq002t.err> ");
VirtualMachine vm = debuggee.VM();
EventRequestManager erManager = vm.eventRequestManager();
debuggee.resume();
cmd = pipe.readln();
if (!cmd.equals(COMMAND_READY)) {
log.complain("TEST BUG: unknown debuggee's command: "
+ cmd);
return quitDebuggee(FAILED);
}
if ( !vm.canWatchFieldAccess() ) {
log.display(" TEST CANCELLED due to: vm.canWatchFieldAccess() == false");
return quitDebuggee(PASSED);
}
// Trying to create AccessWatchpointRequest for null Field parameter
try {
awpRequest =
erManager.createAccessWatchpointRequest(fld);
} catch (NullPointerException e) {
log.display("TEST PASSED: EventRequestManager.createAccessWatchpointRequest() throws expected "
+ e);
return quitDebuggee(PASSED);
} catch(VMMismatchException e) {
log.complain("TEST FAILED: EventRequestManager.createAccessWatchpointRequest() throws unexpected "
+ e + "\n\tbut it should throw NullPointerException for a null field");
return quitDebuggee(FAILED);
} catch(UnsupportedOperationException e) { // specified only in jdk1.4
log.complain("WARNING: test has no result. EventRequestManager.createAccessWatchpointRequest() throws "
+ e);
return quitDebuggee(PASSED);
}
log.complain("TEST FAILED: EventRequestManager.createAccessWatchpointRequest successfully done,\n\t"
+ "but it should throw NullPointerException for a null field");
return quitDebuggee(FAILED);
}
private int quitDebuggee(int stat) {
pipe.println(COMMAND_QUIT);
debuggee.waitFor();
return stat;
}
}
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