public void toggleLineBreakpoints(final IWorkbenchPart part, ISelection selection)
throws CoreException {
final QvtEditor qvtEditor = getEditor(part);
if (qvtEditor == null) {
return;
}
IFile unitFile = (IFile) qvtEditor.getEditorInput().getAdapter(IResource.class);
ITextSelection textSelection = (ITextSelection) selection;
int lineNumber = textSelection.getStartLine() + 1;
List<ILineBreakpoint> breakpoints = QVTODebugCore.getQVTOBreakpoints(ILineBreakpoint.class);
for (ILineBreakpoint next : breakpoints) {
if (!unitFile.equals(next.getMarker().getResource())) {
continue;
}
if (next.getLineNumber() == lineNumber) {
try {
// a breakpoint already exists at this line =>toggle again means remove
DebugPlugin.getDefault().getBreakpointManager().removeBreakpoint(next, true);
} catch (CoreException e) {
QVTODebugUIPlugin.log(e.getStatus());
}
next.delete();
return;
}
}
URI sourceURI = URIUtils.getResourceURI(unitFile);
final QVTOBreakpoint lineBreakpoint = new QVTOBreakpoint(sourceURI, lineNumber);
lineBreakpoint.register(true);
Job job =
new Job(DebugUIMessages.QVTOToggleBreakpointAdapter_VerifyBreakpointJob) {
@Override
protected IStatus run(IProgressMonitor monitor) {
return new BreakpointLocationVerifier(
qvtEditor,
lineBreakpoint,
DebugUIMessages.QVTOToggleBreakpointAdapter_CannotSetBreakpoint)
.run();
}
@Override
public boolean belongsTo(Object family) {
return QVTOBreakpoint.QVTO_BREAKPOINT_JOBFAMILY == family;
}
};
job.setPriority(Job.INTERACTIVE);
job.setSystem(true);
job.schedule();
}
protected StringBuilder appendLineNumber(ILineBreakpoint breakpoint, StringBuilder label)
throws CoreException {
int lineNumber = breakpoint.getLineNumber();
if (lineNumber > 0) {
label.append(" ["); // $NON-NLS-1$
label.append("line:");
label.append(' ');
label.append(lineNumber);
label.append(']');
}
return label;
}
protected StringBuilder appendFileName(ILineBreakpoint breakpoint, StringBuilder label)
throws CoreException {
label.append(breakpoint.getMarker().getResource().getName());
return label;
}
private Position createPositionFromBreakpoint(IBreakpoint breakpoint) throws CoreException {
IBreakpointLocationProvider locationProvider =
breakpoint.getAdapter(IBreakpointLocationProvider.class);
/* if there is a location provider, than use the provider to retrieve the location */
if (locationProvider != null) {
/* if there is source info, than create a source line position */
String sourceFile = locationProvider.getSourceFile(breakpoint, fDebugContext);
if (sourceFile != null) {
int lineNumber = locationProvider.getLineNumber(breakpoint, fDebugContext) - 1;
return createPositionFromSourceLine(sourceFile, lineNumber);
} else {
/* if there is label info, than create a label position */
IAddress labelAddress = locationProvider.getLabelAddress(breakpoint, fDebugContext);
if (labelAddress != null) {
return createPositionFromLabel(labelAddress.getValue());
/* Otherwise, create an address position */
} else {
// See bug 300053 comment 5:
// Since there can only be one annotation per marker and in order to support multiple
// annotations per breakpoint, we need a specialized annotation type.
//
// So for now, we only create an annotation for the first valid address. We can add
// support for multiple annotations per breakpoint when it's needed.
IAddress[] addresses = locationProvider.getAddresses(breakpoint, fDebugContext);
for (int i = 0; addresses != null && i < addresses.length; ++i) {
BigInteger address = addresses[i].getValue();
Position position = createPositionFromAddress(address);
if (position != null) return position;
}
}
}
/* otherwise, use legacy ICBreakpoint location info */
} else {
if (breakpoint instanceof ICAddressBreakpoint) {
ICAddressBreakpoint addressBreakpoint = (ICAddressBreakpoint) breakpoint;
return createPositionFromAddress(decodeAddress(addressBreakpoint.getAddress()));
} else if (breakpoint instanceof ILineBreakpoint) {
ILineBreakpoint lineBreakpoint = (ILineBreakpoint) breakpoint;
Position position = null;
final int lineNumber = lineBreakpoint.getLineNumber() - 1;
final IMarker marker = breakpoint.getMarker();
if (marker.getResource().getType() == IResource.FILE) {
position = createPositionFromSourceLine((IFile) marker.getResource(), lineNumber);
if (position != null) {
return position;
}
}
String fileName = marker.getAttribute(ICLineBreakpoint.SOURCE_HANDLE, null);
position = createPositionFromSourceLine(fileName, lineNumber);
if (position == null && breakpoint instanceof ICLineBreakpoint) {
ICLineBreakpoint cBreakpoint = (ICLineBreakpoint) breakpoint;
if (breakpoint instanceof ICFunctionBreakpoint) {
position = createPositionFromLabel(cBreakpoint.getFunction());
} else {
position = createPositionFromAddress(decodeAddress(cBreakpoint.getAddress()));
}
}
return position;
}
}
return null;
}
