| /* |
| * Copyright (c) 2001, 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.AccessWatchpointEvent._itself_; |
| |
| import com.sun.jdi.Field; |
| import com.sun.jdi.Method; |
| import com.sun.jdi.ReferenceType; |
| import com.sun.jdi.VirtualMachine; |
| import com.sun.jdi.request.AccessWatchpointRequest; |
| import com.sun.jdi.request.BreakpointRequest; |
| import com.sun.jdi.request.EventRequestManager; |
| import com.sun.jdi.VMDisconnectedException; |
| import com.sun.jdi.VMMismatchException; |
| import com.sun.jdi.event.*; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| 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.AccessWatchpointEvent.createAccessWatchpointRequest()</b> |
| * properly creates new disabled watchpoints which watch accesses to |
| * the fields of different types. |
| * A debugger part of the test checks that: |
| * <li>all created watchpoint requests are disabled |
| * <li>after the watchpoint requests activation, all events corresponding |
| * to them, are properly generated. |
| */ |
| public class awevent001 { |
| 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.AccessWatchpointEvent._itself_.awevent001t"; |
| static final String COMMAND_READY = "ready"; |
| static final String COMMAND_QUIT = "quit"; |
| static final String COMMAND_BREAKPOINT = "breakpoint"; |
| static final String COMMAND_RUN1 = "run1"; |
| static final int FLDS_NUM = 9; // number of debuggee's fields |
| static final String COMMAND_RUN[] = { |
| "run1", "run2", "run3", "run4", |
| "run5", "run6", "run7", "run8", "run9" |
| }; |
| static final String DEBUGGEE_FLDS[][] = { |
| {"byte", "byteFld"}, |
| {"short", "shortFld"}, |
| {"int", "intFld"}, |
| {"long", "longFld"}, |
| {"float", "floatFld"}, |
| {"double", "doubleFld"}, |
| {"char", "charFld"}, |
| {"boolean", "booleanFld"}, |
| {"java.lang.String", "strFld"} |
| }; |
| private volatile int accFCount[] = { |
| 0, 0, 0, 0, 0, 0, 0, 0, 0 |
| }; |
| |
| private ArgumentHandler argHandler; |
| private Log log; |
| private IOPipe pipe; |
| private Debugee debuggee; |
| private VirtualMachine vm; |
| private EventListener elThread; |
| private volatile AccessWatchpointRequest awpRequest[]; |
| private volatile int tot_res = PASSED; |
| private volatile boolean breakPointReceived = false; |
| |
| // for notification a main thread about received events |
| private Object gotEvent = new Object(); |
| |
| public static void main (String argv[]) { |
| System.exit(run(argv,System.out) + JCK_STATUS_BASE); |
| } |
| |
| public static int run(String argv[], PrintStream out) { |
| return new awevent001().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); |
| ReferenceType rType; |
| List fields; |
| String cmd; |
| |
| debuggee = binder.bindToDebugee(DEBUGGEE_CLASS); |
| pipe = debuggee.createIOPipe(); |
| debuggee.redirectStderr(log, "awevent001t.err> "); |
| 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); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| |
| if ( !vm.canWatchFieldAccess() ) { |
| log.display(" TEST CANCELLED due to: vm.canWatchFieldAccess() == false"); |
| return quitDebuggee(); |
| } |
| |
| // Create testing requests |
| if ((rType = debuggee.classByName(DEBUGGEE_CLASS)) == null) { |
| log.complain("TEST FAILURE: Method Debugee.classByName() returned null"); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| try { |
| fields = rType.allFields(); |
| } catch (Exception e) { |
| log.complain("TEST FAILURE: allFields: caught " + e); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| if (createRequests(erManager, fields, rType) == FAILED) { |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| |
| // Create a thread listening JDI events |
| elThread = new EventListener(); |
| elThread.setPriority(Thread.NORM_PRIORITY + 2); |
| synchronized(gotEvent) { |
| elThread.start(); |
| |
| // Check that all created AccessWatchpointRequests are disabled |
| log.display("\na) Getting disabled requested AccessWatchpointEvents..."); |
| if (checkEvents(false) != PASSED) { |
| return FAILED; |
| } |
| |
| // Stop at the breakpoint so we can verify that there were no AccessWatchPointEvent |
| if (sendCommand(COMMAND_BREAKPOINT, true) != PASSED) { |
| return FAILED; |
| } |
| if (!breakPointReceived) { |
| log.display("TEST FAILED: Did not receive the breakpoint event."); |
| return FAILED; |
| } |
| |
| // Check that no AccessWatchpoint events occurred |
| for (int i=0; i<FLDS_NUM; i++) { |
| if (accFCount[i] != 0) { |
| log.complain("TEST FAILED: got AccessWatchpointEvent for the following field:\n\t" |
| + DEBUGGEE_FLDS[i][0] + " " + DEBUGGEE_FLDS[i][1] |
| + "\n\tbut a corresponding request, created by EventRequestManager.createAccessWatchpointRequest(), should by disabled"); |
| tot_res = FAILED; |
| } else |
| log.display("\nTEST PASSED: no event for the disabled AccessWatchpointRequest #" |
| + i); |
| } |
| |
| // Check that all events corresponding requested AccessWatchpointRequest |
| // are properly generated |
| log.display("\nb) Getting enabled requested AccessWatchpointEvents..."); |
| for (int i=0; i<FLDS_NUM; i++) { |
| if (awpRequest[i] != null) { |
| awpRequest[i].enable(); |
| } else { |
| log.complain("TEST FAILED: AccessWatchpointRequest object #" |
| + i + " is null.\n\t" |
| + "It means that appropriate AccessWatchpoint request has not been really created"); |
| tot_res = FAILED; |
| } |
| } |
| checkEvents(true); |
| |
| // Finish the test |
| for (int i=0; i<FLDS_NUM; i++) { |
| if (awpRequest[i] != null) { |
| awpRequest[i].disable(); |
| } |
| } |
| } |
| return quitDebuggee(); |
| } |
| |
| private int createRequests(EventRequestManager erManager, |
| List fields, |
| ReferenceType debuggeeType) { |
| Field fld = null; |
| int i = 0; |
| |
| awpRequest = |
| new AccessWatchpointRequest[FLDS_NUM]; |
| for (i=0; i<FLDS_NUM; i++) { |
| boolean notFound = true; |
| Iterator iter = fields.iterator(); |
| while (iter.hasNext()) { |
| fld = (Field) iter.next(); |
| if (fld.name().equals(DEBUGGEE_FLDS[i][1]) && |
| fld.typeName().equals(DEBUGGEE_FLDS[i][0])) { |
| log.display("\nCreating AccessWatchpointRequest #" |
| + i + " for the debuggee's field:\n\t" |
| + fld.typeName() + " " + fld.name()); |
| try { |
| awpRequest[i] = |
| erManager.createAccessWatchpointRequest(fld); |
| awpRequest[i].setSuspendPolicy(AccessWatchpointRequest.SUSPEND_NONE); |
| } catch (NullPointerException e) { |
| log.complain("TEST FAILED: createAccessWatchpointRequest: caught " |
| + e); |
| tot_res = FAILED; |
| return FAILED; |
| } catch(VMMismatchException e) { |
| log.complain("TEST FAILED: createAccessWatchpointRequest: caught " |
| + e); |
| tot_res = FAILED; |
| return FAILED; |
| } |
| notFound = false; |
| break; |
| } |
| } |
| if (notFound) { |
| log.complain("TEST FAILED: found unexpected debuggee's field:\n\t" |
| + fld.typeName() + " " + fld.name()); |
| tot_res = FAILED; |
| return FAILED; |
| } |
| } |
| log.display("\nCreating BreakpointRequest for the debuggee's method: breakpoint"); |
| try { |
| Method bpMethod = debuggeeType.methodsByName("breakpoint").get(0); |
| BreakpointRequest bpr = erManager.createBreakpointRequest(bpMethod.location()); |
| bpr.enable(); |
| } catch(Exception e) { |
| log.complain("TEST FAILED: createBreakpointRequest: caught " |
| + e); |
| tot_res = FAILED; |
| return FAILED; |
| } |
| return PASSED; |
| } |
| |
| private int sendCommand(String cmd, boolean waitForEvent) { |
| String token = null; |
| |
| log.display("\nSending the command \"" |
| + cmd + "\" to a debuggee"); |
| pipe.println(cmd); |
| |
| // wait for a requested event |
| if (waitForEvent) { |
| try { |
| gotEvent.wait(argHandler.getWaitTime() * 60 * 1000); |
| } catch (InterruptedException e) { |
| log.complain("TEST FAILURE: waiting for a requested Event" |
| + ": caught " + e); |
| e.printStackTrace(); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| log.display("Notification about the Event" |
| + " received,\n\tor time has elapsed"); |
| } |
| |
| if ((token = pipe.readln()) == null) { |
| log.complain("TEST FAILURE: debuggee's reply is empty, probably due to the VM crash"); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| if (!token.equals(COMMAND_READY)) { |
| log.complain("TEST BUG: unknown debuggee's command: " + token); |
| tot_res = FAILED; |
| return quitDebuggee(); |
| } |
| else log.display("Debuggee's reply received: " |
| + token); |
| return PASSED; |
| } |
| |
| private int checkEvents(boolean shouldBe) { |
| for (int i=0; i<FLDS_NUM; i++) { |
| accFCount[i] = 0; |
| if (sendCommand(COMMAND_RUN[i], shouldBe) == FAILED) |
| return FAILED; |
| if (shouldBe) { |
| if (accFCount[i] != 0) { |
| log.display("Got expected AccessWatchpointEvent for the following debuggee's field:\n\t" |
| + DEBUGGEE_FLDS[i][0] + " " + DEBUGGEE_FLDS[i][1]); |
| } else { |
| log.complain("TEST FAILED: no AccessWatchpointEvent for the following debuggee's field:\n\t" |
| + DEBUGGEE_FLDS[i][0] + " " + DEBUGGEE_FLDS[i][1]); |
| tot_res = FAILED; |
| } |
| } |
| } |
| return PASSED; |
| } |
| |
| private int quitDebuggee() { |
| 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); |
| debuggee.waitFor(); |
| int debStat = debuggee.getStatus(); |
| 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(10); |
| if (eventSet != null) { // there is not a timeout |
| EventIterator it = eventSet.eventIterator(); |
| while (it.hasNext()) { |
| Event event = it.nextEvent(); |
| if (event instanceof VMDeathEvent) { |
| tot_res = FAILED; |
| isConnected = false; |
| log.complain("TEST FAILED: caught unexpected VMDeathEvent"); |
| } else if (event instanceof VMDisconnectEvent) { |
| tot_res = FAILED; |
| isConnected = false; |
| log.complain("TEST FAILED: caught unexpected VMDisconnectEvent"); |
| } else { |
| log.display("EventListener: following JDI event occured: " |
| + event.toString()); |
| |
| if (event instanceof AccessWatchpointEvent) { |
| AccessWatchpointEvent awpEvent = |
| (AccessWatchpointEvent) event; |
| Field fld = awpEvent.field(); |
| boolean notFound = true; |
| for (int i=0; i<FLDS_NUM; i++) { |
| if (awpRequest[i].equals(event.request())) { |
| log.display("EventListener: AccessWatchpointEvent for the debuggee's field #" |
| + i + ":\n\t" + fld.typeName() |
| + " " + fld.name()); |
| accFCount[i] += 1; |
| notFound = false; |
| log.display("EventListener: notifying about the received event #" |
| + i); |
| synchronized(gotEvent) { |
| gotEvent.notify(); // notify the main thread |
| } |
| break; |
| } |
| } |
| if (notFound) { |
| log.complain("TEST FAILED: found in the received AccessWatchpointEvent\n\tunexpected debuggee's field " |
| + fld.typeName() + " " + fld.name()); |
| tot_res = FAILED; |
| } |
| } |
| else if(event instanceof BreakpointEvent) { |
| synchronized(gotEvent) { |
| breakPointReceived = true; |
| gotEvent.notify(); // notify the main thread |
| } |
| } |
| } |
| } |
| 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"); |
| } |
| } |
| } |
