/** The 'refType' is known to match, return the EventRequest. */
EventRequest resolveEventRequest(ReferenceType refType) throws NoSuchFieldException {
Field field = refType.fieldByName(fieldId);
EventRequestManager em = refType.virtualMachine().eventRequestManager();
EventRequest wp = em.createAccessWatchpointRequest(field);
wp.setSuspendPolicy(suspendPolicy);
wp.enable();
return wp;
}
@Override
public void addBreakpoint(Breakpoint breakpoint) throws DebuggerException {
final String className = breakpoint.getLocation().getTarget();
final int lineNumber = breakpoint.getLocation().getLineNumber();
List<ReferenceType> classes = vm.classesByName(className);
// it may mean that class doesn't loaded by a target JVM yet
if (classes.isEmpty()) {
deferBreakpoint(breakpoint);
throw new DebuggerException("Class not loaded");
}
ReferenceType clazz = classes.get(0);
List<com.sun.jdi.Location> locations;
try {
locations = clazz.locationsOfLine(lineNumber);
} catch (AbsentInformationException | ClassNotPreparedException e) {
throw new DebuggerException(e.getMessage(), e);
}
if (locations.isEmpty()) {
throw new DebuggerException("Line " + lineNumber + " not found in class " + className);
}
com.sun.jdi.Location location = locations.get(0);
if (location.method() == null) {
// Line is out of method.
throw new DebuggerException("Invalid line " + lineNumber + " in class " + className);
}
// Ignore new breakpoint if already have breakpoint at the same location.
EventRequestManager requestManager = getEventManager();
for (BreakpointRequest breakpointRequest : requestManager.breakpointRequests()) {
if (location.equals(breakpointRequest.location())) {
LOG.debug("Breakpoint at {} already set", location);
return;
}
}
try {
EventRequest breakPointRequest = requestManager.createBreakpointRequest(location);
breakPointRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL);
String expression = breakpoint.getCondition();
if (!(expression == null || expression.isEmpty())) {
ExpressionParser parser = ExpressionParser.newInstance(expression);
breakPointRequest.putProperty(
"org.eclipse.che.ide.java.debug.condition.expression.parser", parser);
}
breakPointRequest.setEnabled(true);
} catch (NativeMethodException | IllegalThreadStateException | InvalidRequestStateException e) {
throw new DebuggerException(e.getMessage(), e);
}
debuggerCallback.onEvent(new BreakpointActivatedEventImpl(breakpoint));
LOG.debug("Add breakpoint: {}", location);
}
private EventRequest findRequest(DebugProcessImpl debugProcess, Class requestClass) {
Set reqSet = debugProcess.getRequestsManager().findRequests(this);
for (Iterator iterator = reqSet.iterator(); iterator.hasNext(); ) {
EventRequest eventRequest = (EventRequest) iterator.next();
if (eventRequest.getClass().equals(requestClass)) {
return eventRequest;
}
}
return null;
}
public void onEvent(Event event, EventRequest request) {
if (event instanceof StepEvent) {
request.disable();
boeBotDebugger.stepRequest = null;
boeBotDebugger.updateView();
}
if (event instanceof BreakpointEvent) {
boeBotDebugger.updateView();
}
}
@Override
protected void configureRequestHitCount(EventRequest request) throws CoreException {
if (request instanceof BreakpointRequest) {
super.configureRequestHitCount(request);
} else {
int hitCount = getHitCount();
if (hitCount > 0) {
request.putProperty(HIT_COUNT, new Integer(hitCount));
}
}
}
@Override
protected void updateEnabledState(EventRequest request, JDXDebugTarget target)
throws CoreException {
boolean enabled = isEnabled();
if (request instanceof MethodEntryRequest || request instanceof BreakpointRequest) {
enabled = enabled && isEntry();
} else if (request instanceof MethodExitRequest) {
enabled = enabled && isExit();
}
if (enabled != request.isEnabled()) {
internalUpdateEnabledState(request, enabled, target);
}
}
EventDestination destination() {
/*
* We need to decide if this event is for
* 1. an internal request
* 2. a client request that is no longer available, ie
* it has been deleted, or disabled and re-enabled
* which gives it a new ID.
* 3. a current client request that is disabled
* 4. a current enabled client request.
*
* We will filter this set into a set
* that contains only 1s for our internal queue
* and a set that contains only 4s for our client queue.
* If we get an EventSet that contains only 2 and 3
* then we have to resume it if it is not SUSPEND_NONE
* because no one else will.
*/
if (requestID == 0) {
/* An unsolicited event. These have traditionally
* been treated as client events.
*/
return EventDestination.CLIENT_EVENT;
}
// Is this an event for a current client request?
if (request == null) {
// Nope. Is it an event for an internal request?
EventRequestManagerImpl ermi = this.vm.getInternalEventRequestManager();
if (ermi.request(eventCmd, requestID) != null) {
// Yep
return EventDestination.INTERNAL_EVENT;
}
return EventDestination.UNKNOWN_EVENT;
}
// We found a client request
if (request.isEnabled()) {
return EventDestination.CLIENT_EVENT;
}
return EventDestination.UNKNOWN_EVENT;
}