/// <summary>
/// Determines whether this pending breakpoint can bind to a code location.
/// </summary>
/// <param name="ppErrorEnum">
/// [out] Returns an IEnumDebugErrorBreakpoints2 object that contains a list of IDebugErrorBreakpoint2
/// objects if there could be errors.
/// </param>
/// <returns>
/// If successful, returns S_OK. Returns S_FALSE if the breakpoint cannot bind, in which case the errors
/// are returned by the ppErrorEnum parameter. Otherwise, returns an error code. Returns E_BP_DELETED if
/// the breakpoint has been deleted.
/// </returns>
/// <remarks>
/// This method is called to determine what would happen if this pending breakpoint was bound. Call the
/// IDebugPendingBreakpoint2::Bind method to actually bind the pending breakpoint.
/// </remarks>
public int CanBind(out IEnumDebugErrorBreakpoints2 ppErrorEnum)
{
if (_deleted)
{
ppErrorEnum = null;
return(AD7Constants.E_BP_DELETED);
}
string fileName = RequestLocation.DocumentPosition.GetFileName();
int lineNumber = RequestLocation.DocumentPosition.GetRange().iStartLine + 1;
bool errorNotFirstOnLine = false;
IEnumerable <JavaDebugProgram> programs = DebugEngine.Programs.ToArray();
foreach (var program in programs)
{
if (!program.IsLoaded)
{
continue;
}
IVirtualMachine virtualMachine = program.VirtualMachine;
ReadOnlyCollection <IReferenceType> classes = virtualMachine.GetAllClasses();
foreach (var @class in classes)
{
if ([email protected]())
{
continue;
}
ReadOnlyCollection <ILocation> locations = @class.GetLocationsOfLine(@class.GetDefaultStratum(), Path.GetFileName(fileName), lineNumber);
ILocation bindLocation = locations.OrderBy(i => i.GetCodeIndex()).FirstOrDefault();
if (bindLocation != null)
{
if (IsFirstOnLine())
{
ppErrorEnum = null;
return(VSConstants.S_OK);
}
else
{
errorNotFirstOnLine = true;
break;
}
}
}
if (errorNotFirstOnLine)
{
break;
}
}
foreach (var program in programs)
{
JavaDebugThread thread = null;
IDebugCodeContext2 codeContext = new DebugDocumentCodeContext(RequestLocation.DocumentPosition);
BreakpointResolutionLocation location = new BreakpointResolutionLocationCode(codeContext);
string message = "The class is not yet loaded, or the location is not present in the debug symbols for this document.";
if (errorNotFirstOnLine)
{
message = "Only breakpoints on the first statement on a line can be bound at this time.";
}
DebugErrorBreakpointResolution resolution = new DebugErrorBreakpointResolution(program, thread, enum_BP_TYPE.BPT_CODE, location, enum_BP_ERROR_TYPE.BPET_GENERAL_WARNING, message);
DebugErrorBreakpoint errorBreakpoint = new DebugErrorBreakpoint(this, resolution);
_errorBreakpoints.Add(errorBreakpoint);
DebugEvent debugEvent = new DebugBreakpointErrorEvent(enum_EVENTATTRIBUTES.EVENT_ASYNCHRONOUS, errorBreakpoint);
program.Callback.Event(DebugEngine, program.Process, program, null, debugEvent);
}
if (_errorBreakpoints.Count == 0)
{
JavaDebugProgram program = null;
JavaDebugThread thread = null;
IDebugCodeContext2 codeContext = new DebugDocumentCodeContext(RequestLocation.DocumentPosition);
BreakpointResolutionLocation location = new BreakpointResolutionLocationCode(codeContext);
string message = "The binding process is not yet implemented.";
DebugErrorBreakpointResolution resolution = new DebugErrorBreakpointResolution(program, thread, enum_BP_TYPE.BPT_CODE, location, enum_BP_ERROR_TYPE.BPET_GENERAL_ERROR, message);
DebugErrorBreakpoint errorBreakpoint = new DebugErrorBreakpoint(this, resolution);
_errorBreakpoints.Add(errorBreakpoint);
}
ppErrorEnum = new EnumDebugErrorBreakpoints(_errorBreakpoints);
return(VSConstants.S_FALSE);
}
private void AsyncBindImpl()
{
UnbindAllBreakpoints(enum_BP_UNBOUND_REASON.BPUR_BREAKPOINT_REBIND);
string fileName = RequestLocation.DocumentPosition.GetFileName();
int lineNumber = RequestLocation.DocumentPosition.GetRange().iStartLine + 1;
bool errorNotFirstOnLine = false;
List <JavaDebugBoundBreakpoint> boundBreakpoints = new List <JavaDebugBoundBreakpoint>();
IEnumerable <JavaDebugProgram> programs = DebugEngine.Programs.ToArray();
foreach (var program in programs)
{
if (!program.IsLoaded)
{
continue;
}
IVirtualMachine virtualMachine = program.VirtualMachine;
ReadOnlyCollection <IReferenceType> classes = virtualMachine.GetAllClasses();
foreach (var @class in classes)
{
if ([email protected]())
{
continue;
}
ReadOnlyCollection <ILocation> locations = @class.GetLocationsOfLine(@class.GetDefaultStratum(), Path.GetFileName(fileName), lineNumber);
ILocation bindLocation = locations.OrderBy(i => i.GetCodeIndex()).FirstOrDefault();
if (bindLocation != null)
{
if (!IsFirstOnLine())
{
errorNotFirstOnLine = true;
break;
}
IEventRequestManager eventRequestManager = virtualMachine.GetEventRequestManager();
IBreakpointRequest eventRequest = eventRequestManager.CreateBreakpointRequest(bindLocation);
eventRequest.SuspendPolicy = SuspendPolicy.All;
JavaDebugCodeContext codeContext = new JavaDebugCodeContext(program, bindLocation);
BreakpointResolutionLocationCode location = new BreakpointResolutionLocationCode(codeContext);
DebugBreakpointResolution resolution = new DebugBreakpointResolution(program, null, enum_BP_TYPE.BPT_CODE, location);
JavaDebugBoundBreakpoint boundBreakpoint = new JavaDebugBoundBreakpoint(this, program, eventRequest, resolution);
if (!_disabled)
{
boundBreakpoint.Enable(1);
}
boundBreakpoints.Add(boundBreakpoint);
}
}
if (errorNotFirstOnLine)
{
break;
}
}
_boundBreakpoints.AddRange(boundBreakpoints);
if (_boundBreakpoints.Count == 0)
{
foreach (var program in programs)
{
JavaDebugThread thread = null;
IDebugCodeContext2 codeContext = new DebugDocumentCodeContext(RequestLocation.DocumentPosition);
BreakpointResolutionLocation location = new BreakpointResolutionLocationCode(codeContext);
string message = "The class is not yet loaded, or the location is not present in the debug symbols for this document.";
if (errorNotFirstOnLine)
{
message = "Only breakpoints on the first statement on a line can be bound at this time.";
}
DebugErrorBreakpointResolution resolution = new DebugErrorBreakpointResolution(program, thread, enum_BP_TYPE.BPT_CODE, location, enum_BP_ERROR_TYPE.BPET_GENERAL_WARNING, message);
DebugErrorBreakpoint errorBreakpoint = new DebugErrorBreakpoint(this, resolution);
_errorBreakpoints.Add(errorBreakpoint);
DebugEvent debugEvent = new DebugBreakpointErrorEvent(enum_EVENTATTRIBUTES.EVENT_ASYNCHRONOUS, errorBreakpoint);
program.Callback.Event(DebugEngine, program.Process, program, null, debugEvent);
}
}
foreach (var group in boundBreakpoints.GroupBy(i => i.Program))
{
DebugEvent debugEvent = new DebugBreakpointBoundEvent(enum_EVENTATTRIBUTES.EVENT_ASYNCHRONOUS, this, new EnumDebugBoundBreakpoints(group));
group.Key.Callback.Event(DebugEngine, group.Key.Process, group.Key, null, debugEvent);
}
}