/**
* Call-back from a breakpoint that has been hit
*
* @param breakpoint
* @param vote
* @return if the thread should suspended
*/
public boolean suspendForBreakpoint(JSDIBreakpoint breakpoint, boolean vote) {
addBreakpoint(breakpoint);
try {
String condition = breakpoint.getCondition();
if (condition != null) {
// evaluate it
// TODO This method has the negative effect that the frames will be loaded
// for the underlying thread to do the evaluation
// Ideally we should have an evaluation engine like JDT
List frames = this.thread.frames();
if (frames.isEmpty()) {
return false;
}
Value value = ((StackFrameReference) frames.get(0)).evaluate(condition);
if (breakpoint.isConditionSuspendOnTrue()) {
return suspendForValue(value);
} else {
return !suspendForValue(value);
}
}
} catch (CoreException ce) {
// TODO log this
}
return true;
}
/** @return the status text for the thread */
private String statusText() {
if (thread.status() == ThreadReference.THREAD_STATUS_ZOMBIE) {
return ZOMBIE_STATUS;
} else if (state == SUSPENDED) {
if (breakpoints.size() > 0) {
try {
JSDIBreakpoint breakpoint = (JSDIBreakpoint) breakpoints.get(0);
if (breakpoint instanceof JSDIScriptLoadBreakpoint) {
return NLS.bind(
ModelMessages.JSDIThread_suspended_loading_script, breakpoint.getScriptPath());
}
} catch (CoreException ce) {
// TODO log this
ce.printStackTrace();
}
}
return SUSPENDED_STATUS;
}
return RUNNING_STATUS;
}
/**
* Call-back from {@link JSDIBreakpoint#eventSetComplete(Event, JSDIDebugTarget, boolean,
* EventSet)} to handle suspending / cleanup
*
* @param breakpoint
* @param suspend if the thread should suspend
* @param eventSet
*/
public void suspendForBreakpointComplete(
JSDIBreakpoint breakpoint, boolean suspend, EventSet eventSet) {
// TODO clean up after voting - when added - and handle state / policy changes
if (suspend) {
try {
if (breakpoint.getSuspendPolicy() == JSDIBreakpoint.SUSPEND_THREAD) {
markSuspended();
} else {
getDebugTarget().suspend();
}
fireSuspendEvent(DebugEvent.BREAKPOINT);
} catch (CoreException ce) {
// TODO log this and do not suspend
}
}
}