test/hotspot/jtreg/vmTestbase/nsk/jdi/ExceptionEvent/_itself_/exevent005.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2000, 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.ExceptionEvent._itself_;

 import com.sun.jdi.VirtualMachine;
 import com.sun.jdi.request.EventRequestManager;
 import com.sun.jdi.request.EventRequest;
 import com.sun.jdi.request.ExceptionRequest;
 import com.sun.jdi.ReferenceType;
 import com.sun.jdi.event.Event;
 import com.sun.jdi.event.EventSet;
 import com.sun.jdi.event.EventIterator;
 import com.sun.jdi.event.ExceptionEvent;
 import com.sun.jdi.event.VMDisconnectEvent;
 import com.sun.jdi.event.VMDeathEvent;
 import com.sun.jdi.VMDisconnectedException;

 import java.io.*;

 import nsk.share.*;
 import nsk.share.jpda.*;
 import nsk.share.jdi.*;


 /**
  * The test checks that uncaught exception event is not reported
  * by the debugger. It calls
  * <code>com.sun.jdi.request.EventRequestManager.createExceptionRequest()</code>
  * method with false value of boolean parameter <code>notifyUncaught</code>.
  * The debugee part of the test raises uncaught <code>StackOverflowException</code>
  * by recursion calls of the same method.
  */

 public class exevent005 {
     static final int PASSED = 0;
     static final int FAILED = 2;
     static final int JCK_STATUS_BASE = 95;

     static final int TIMEOUT_DELTA = 1000; //milliseconds

     static final String DEBUGGEE_CLASS = "nsk.jdi.ExceptionEvent._itself_.exevent005t";
     static final String DEBUGGEE_EXCEPTION = "java.lang.ArithmeticException";

     static final String COMMAND_READY = "ready";
     static final String COMMAND_RUN = "run";
     static final String COMMAND_QUIT = "quit";

     private Log log;
     private IOPipe pipe;
     private Debugee debuggee;
     private EventListener elThread;
     private VirtualMachine vm;
     private EventRequestManager erManager;
     private ExceptionRequest eRequest;
     private ReferenceType rType;
     private int counter = 0;
     private String cmd;
     private volatile int tot_res = PASSED;

     public static void main (String argv[]) {
         System.exit(run(argv,System.out) + JCK_STATUS_BASE); // JCK-style exit status.
     }

     public static int run(String argv[], PrintStream out) {
         return new exevent005().runIt(argv, out);
     }

     private int runIt(String argv[], PrintStream out) {

         ArgumentHandler argHandler = new ArgumentHandler(argv);
         log = new Log(out, argHandler);
         Binder binder = new Binder(argHandler, log);
         debuggee = binder.bindToDebugee(DEBUGGEE_CLASS);
         pipe = debuggee.createIOPipe();
         debuggee.redirectStderr(log, "exevent005t.err> ");
         vm = debuggee.VM();
         erManager = vm.eventRequestManager();

         log.display("Resuming debuggee");
         debuggee.resume();
         cmd = pipe.readln();

         if (!cmd.equals(COMMAND_READY)) {
             log.complain("TEST BUG: unknown debuggee's command: " + cmd);
             tot_res = FAILED;
             return quitDebuggee();
         }
         if ((rType = debuggee.classByName(DEBUGGEE_CLASS)) == null) {
             log.complain("TEST FAILURE: Method Debugee.classByName() returned null for "
                 + DEBUGGEE_CLASS);
             tot_res = FAILED;
             return quitDebuggee();
         }

 /* Create a new ExceptionRequest with false notifyUncaught parameter
    so uncaught exceptions should not be reported. */
         log.display("Creating ExceptionEvent request");
         if ((eRequest = createExReq(false, false)) == null) {
             tot_res = FAILED;
             return quitDebuggee();
         }

         log.display("Starting events listener");
         EventListener elThread = new EventListener();
         elThread.start();

         log.display("Forcing debuggee to generate uncaught exception");
         counter = 0;
         pipe.println(COMMAND_RUN);

         log.display("Waiting for debuggee exits due to uncaught exception");
         debuggee.waitFor();

         log.display("Waiting for all events recieved");
         try {
             if (elThread.isAlive()) elThread.join();
         } catch (InterruptedException e) {
             log.complain("TEST INCOMPLETE: caught InterruptedException " + e);
             tot_res = FAILED;
             return quitDebuggee();
         }

         if (counter != 0) {
             log.complain("TEST FAILED: uncaught exception " + DEBUGGEE_EXCEPTION +
                      " was reported by the debugger");
             return FAILED;
         }
         else return PASSED;
     }

     private ExceptionRequest createExReq(boolean notifyC, boolean notifyUnc) {
         ExceptionRequest eRequest;
         try {
             eRequest = erManager.createExceptionRequest(null, notifyC, notifyUnc);
         } catch (Exception e) {
             log.complain("createExceptionRequest: " + e);
             return null;
         }
         eRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL);
         eRequest.enable();
         return eRequest;
     }

     private int quitDebuggee() {
         if (eRequest != null) {
             eRequest.disable();
         }

         if (elThread != null) {
             elThread.isConnected = false;
             try {
                 if (elThread.isAlive())
                     elThread.join();
             } catch (InterruptedException e) {
                 log.complain("TEST INCOMPLETE: caught InterruptedException "
                     + e);
                 tot_res = FAILED;
             }
         }

         pipe.println(COMMAND_QUIT);

         int debStat = debuggee.endDebugee();
         if (debStat != (JCK_STATUS_BASE + PASSED)) {
             log.complain("TEST FAILED: debuggee's process finished with status: "
                 + debStat);
             tot_res = FAILED;
         } else
             log.display("Debuggee's process finished with status: "
                 + debStat);

         return tot_res;
     }

     class EventListener extends Thread {
         public volatile boolean isConnected = true;

         public void run() {
             try {
                 do {
                     EventSet eventSet = vm.eventQueue().remove(TIMEOUT_DELTA);
                     if (eventSet != null) { // there is not a timeout
                         EventIterator it = eventSet.eventIterator();
                         while (it.hasNext()) {
                             Event event = it.nextEvent();
                             if (event instanceof VMDeathEvent) {
                                 isConnected = false;
                             } else if (event instanceof VMDisconnectEvent) {
                                 isConnected = false;
                             } else if (event instanceof ExceptionEvent) {
                                 ExceptionEvent exEvent = (ExceptionEvent) event;
                                 log.display("EventListener: following ExceptionEvent occured: \n\t"
                                     + exEvent.toString());

                                 if (eRequest.equals(event.request())) {
                                     if (exEvent.exception().referenceType().name().equals(DEBUGGEE_EXCEPTION)) {
                                         log.display("Exception event equals to expected \n\t" +
                                                 exEvent.exception().referenceType().name());
                                         counter++;
                                         log.display("\t" + "counter = " + counter);
                                     }
                                 }
                             } else {
                                 log.display("EventListener: following JDI event occured: \n\t"
                                     + event.toString());
                             }
                         }
                         if (isConnected) {
                             eventSet.resume();
                         }
                     }
                 } while (isConnected);
             } catch (InterruptedException e) {
                 tot_res = FAILED;
                 log.complain("FAILURE in EventListener: caught unexpected "
                     + e);
             } catch (VMDisconnectedException e) {
                 tot_res = FAILED;
                 log.complain("FAILURE in EventListener: caught unexpected "
                     + e);
                 e.printStackTrace();
             }
             log.display("EventListener: exiting");
         }
     }
 }
	/*
	* Copyright (c) 2000, 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.ExceptionEvent._itself_;

	import com.sun.jdi.VirtualMachine;
	import com.sun.jdi.request.EventRequestManager;
	import com.sun.jdi.request.EventRequest;
	import com.sun.jdi.request.ExceptionRequest;
	import com.sun.jdi.ReferenceType;
	import com.sun.jdi.event.Event;
	import com.sun.jdi.event.EventSet;
	import com.sun.jdi.event.EventIterator;
	import com.sun.jdi.event.ExceptionEvent;
	import com.sun.jdi.event.VMDisconnectEvent;
	import com.sun.jdi.event.VMDeathEvent;
	import com.sun.jdi.VMDisconnectedException;

	import java.io.*;

	import nsk.share.*;
	import nsk.share.jpda.*;
	import nsk.share.jdi.*;


	/**
	* The test checks that uncaught exception event is not reported
	* by the debugger. It calls
	* <code>com.sun.jdi.request.EventRequestManager.createExceptionRequest()</code>
	* method with false value of boolean parameter <code>notifyUncaught</code>.
	* The debugee part of the test raises uncaught <code>StackOverflowException</code>
	* by recursion calls of the same method.
	*/

	public class exevent005 {
	static final int PASSED = 0;
	static final int FAILED = 2;
	static final int JCK_STATUS_BASE = 95;

	static final int TIMEOUT_DELTA = 1000; //milliseconds

	static final String DEBUGGEE_CLASS = "nsk.jdi.ExceptionEvent._itself_.exevent005t";
	static final String DEBUGGEE_EXCEPTION = "java.lang.ArithmeticException";

	static final String COMMAND_READY = "ready";
	static final String COMMAND_RUN = "run";
	static final String COMMAND_QUIT = "quit";

	private Log log;
	private IOPipe pipe;
	private Debugee debuggee;
	private EventListener elThread;
	private VirtualMachine vm;
	private EventRequestManager erManager;
	private ExceptionRequest eRequest;
	private ReferenceType rType;
	private int counter = 0;
	private String cmd;
	private volatile int tot_res = PASSED;

	public static void main (String argv[]) {
	System.exit(run(argv,System.out) + JCK_STATUS_BASE); // JCK-style exit status.
	}

	public static int run(String argv[], PrintStream out) {
	return new exevent005().runIt(argv, out);
	}

	private int runIt(String argv[], PrintStream out) {

	ArgumentHandler argHandler = new ArgumentHandler(argv);
	log = new Log(out, argHandler);
	Binder binder = new Binder(argHandler, log);
	debuggee = binder.bindToDebugee(DEBUGGEE_CLASS);
	pipe = debuggee.createIOPipe();
	debuggee.redirectStderr(log, "exevent005t.err> ");
	vm = debuggee.VM();
	erManager = vm.eventRequestManager();

	log.display("Resuming debuggee");
	debuggee.resume();
	cmd = pipe.readln();

	if (!cmd.equals(COMMAND_READY)) {
	log.complain("TEST BUG: unknown debuggee's command: " + cmd);
	tot_res = FAILED;
	return quitDebuggee();
	}
	if ((rType = debuggee.classByName(DEBUGGEE_CLASS)) == null) {
	log.complain("TEST FAILURE: Method Debugee.classByName() returned null for "
	+ DEBUGGEE_CLASS);
	tot_res = FAILED;
	return quitDebuggee();
	}

	/* Create a new ExceptionRequest with false notifyUncaught parameter
	so uncaught exceptions should not be reported. */
	log.display("Creating ExceptionEvent request");
	if ((eRequest = createExReq(false, false)) == null) {
	tot_res = FAILED;
	return quitDebuggee();
	}

	log.display("Starting events listener");
	EventListener elThread = new EventListener();
	elThread.start();

	log.display("Forcing debuggee to generate uncaught exception");
	counter = 0;
	pipe.println(COMMAND_RUN);

	log.display("Waiting for debuggee exits due to uncaught exception");
	debuggee.waitFor();

	log.display("Waiting for all events recieved");
	try {
	if (elThread.isAlive()) elThread.join();
	} catch (InterruptedException e) {
	log.complain("TEST INCOMPLETE: caught InterruptedException " + e);
	tot_res = FAILED;
	return quitDebuggee();
	}

	if (counter != 0) {
	log.complain("TEST FAILED: uncaught exception " + DEBUGGEE_EXCEPTION +
	" was reported by the debugger");
	return FAILED;
	}
	else return PASSED;
	}

	private ExceptionRequest createExReq(boolean notifyC, boolean notifyUnc) {
	ExceptionRequest eRequest;
	try {
	eRequest = erManager.createExceptionRequest(null, notifyC, notifyUnc);
	} catch (Exception e) {
	log.complain("createExceptionRequest: " + e);
	return null;
	}
	eRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL);
	eRequest.enable();
	return eRequest;
	}

	private int quitDebuggee() {
	if (eRequest != null) {
	eRequest.disable();
	}

	if (elThread != null) {
	elThread.isConnected = false;
	try {
	if (elThread.isAlive())
	elThread.join();
	} catch (InterruptedException e) {
	log.complain("TEST INCOMPLETE: caught InterruptedException "
	+ e);
	tot_res = FAILED;
	}
	}

	pipe.println(COMMAND_QUIT);

	int debStat = debuggee.endDebugee();
	if (debStat != (JCK_STATUS_BASE + PASSED)) {
	log.complain("TEST FAILED: debuggee's process finished with status: "
	+ debStat);
	tot_res = FAILED;
	} else
	log.display("Debuggee's process finished with status: "
	+ debStat);

	return tot_res;
	}

	class EventListener extends Thread {
	public volatile boolean isConnected = true;

	public void run() {
	try {
	do {
	EventSet eventSet = vm.eventQueue().remove(TIMEOUT_DELTA);
	if (eventSet != null) { // there is not a timeout
	EventIterator it = eventSet.eventIterator();
	while (it.hasNext()) {
	Event event = it.nextEvent();
	if (event instanceof VMDeathEvent) {
	isConnected = false;
	} else if (event instanceof VMDisconnectEvent) {
	isConnected = false;
	} else if (event instanceof ExceptionEvent) {
	ExceptionEvent exEvent = (ExceptionEvent) event;
	log.display("EventListener: following ExceptionEvent occured: \n\t"
	+ exEvent.toString());

	if (eRequest.equals(event.request())) {
	if (exEvent.exception().referenceType().name().equals(DEBUGGEE_EXCEPTION)) {
	log.display("Exception event equals to expected \n\t" +
	exEvent.exception().referenceType().name());
	counter++;
	log.display("\t" + "counter = " + counter);
	}
	}
	} else {
	log.display("EventListener: following JDI event occured: \n\t"
	+ event.toString());
	}
	}
	if (isConnected) {
	eventSet.resume();
	}
	}
	} while (isConnected);
	} catch (InterruptedException e) {
	tot_res = FAILED;
	log.complain("FAILURE in EventListener: caught unexpected "
	+ e);
	} catch (VMDisconnectedException e) {
	tot_res = FAILED;
	log.complain("FAILURE in EventListener: caught unexpected "
	+ e);
	e.printStackTrace();
	}
	log.display("EventListener: exiting");
	}
	}
	}