use of org.eclipse.jface.text.BadLocationException in project che by eclipse.
the class JavaFormatter method format.
/**
* Formats the template buffer.
* @param buffer
* @param context
* @throws BadLocationException
*/
public void format(TemplateBuffer buffer, TemplateContext context) throws BadLocationException {
try {
VariableTracker tracker = new VariableTracker(buffer);
IDocument document = tracker.getDocument();
internalFormat(document, context);
convertLineDelimiters(document);
if (!(context instanceof JavaDocContext) && !isReplacedAreaEmpty(context))
trimStart(document);
tracker.updateBuffer();
} catch (MalformedTreeException e) {
throw new BadLocationException();
}
}
use of org.eclipse.jface.text.BadLocationException in project che by eclipse.
the class UndoDocumentChange method perform.
/**
* {@inheritDoc}
*/
public Change perform(IProgressMonitor pm) throws CoreException {
try {
UndoEdit redo = performEdits();
Change result = new UndoDocumentChange(getName(), fDocument, redo);
return result;
} catch (MalformedTreeException e) {
throw Changes.asCoreException(e);
} catch (BadLocationException e) {
throw Changes.asCoreException(e);
}
}
use of org.eclipse.jface.text.BadLocationException in project che by eclipse.
the class MultiStateUndoChange method perform.
/**
* {@inheritDoc}
*/
public Change perform(IProgressMonitor pm) throws CoreException {
if (fValidationState == null || fValidationState.isValid(needsSaving(), false).hasFatalError())
return new NullChange();
if (pm == null)
pm = new NullProgressMonitor();
ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
//$NON-NLS-1$
pm.beginTask("", 2);
ITextFileBuffer buffer = null;
try {
manager.connect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
buffer = manager.getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE);
IDocument document = buffer.getDocument();
ContentStamp currentStamp = ContentStamps.get(fFile, document);
// perform the changes
LinkedList list = new LinkedList();
for (int index = 0; index < fUndos.length; index++) {
UndoEdit edit = fUndos[index];
UndoEdit redo = edit.apply(document, TextEdit.CREATE_UNDO);
list.addFirst(redo);
}
// try to restore the document content stamp
boolean success = ContentStamps.set(document, fContentStampToRestore);
if (needsSaving()) {
buffer.commit(pm, false);
if (!success) {
// We weren't able to restore document stamp.
// Since we save restore the file stamp instead
ContentStamps.set(fFile, fContentStampToRestore);
}
}
return createUndoChange((UndoEdit[]) list.toArray(new UndoEdit[list.size()]), currentStamp);
} catch (BadLocationException e) {
throw Changes.asCoreException(e);
} finally {
if (buffer != null)
manager.disconnect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
}
}
use of org.eclipse.jface.text.BadLocationException in project che by eclipse.
the class TextEditBasedChange method getContent.
String getContent(IDocument document, IRegion region, boolean expandRegionToFullLine, int surroundingLines) throws CoreException {
try {
if (expandRegionToFullLine) {
int startLine = Math.max(document.getLineOfOffset(region.getOffset()) - surroundingLines, 0);
int endLine;
if (region.getLength() == 0) {
// or else spurious changes show up that look like deletes from the source
if (surroundingLines == 0) {
//$NON-NLS-1$
return "";
}
endLine = Math.min(document.getLineOfOffset(region.getOffset()) + surroundingLines - 1, document.getNumberOfLines() - 1);
} else {
endLine = Math.min(document.getLineOfOffset(region.getOffset() + region.getLength() - 1) + surroundingLines, document.getNumberOfLines() - 1);
}
int offset = document.getLineInformation(startLine).getOffset();
IRegion endLineRegion = document.getLineInformation(endLine);
int length = endLineRegion.getOffset() + endLineRegion.getLength() - offset;
return document.get(offset, length);
} else {
return document.get(region.getOffset(), region.getLength());
}
} catch (BadLocationException e) {
throw Changes.asCoreException(e);
}
}
use of org.eclipse.jface.text.BadLocationException in project che by eclipse.
the class TextFileChange method performEdits.
/*
* @see org.eclipse.ltk.core.refactoring.TextChange#performEdits(org.eclipse.jface.text.IDocument)
* @since 3.5
*/
protected UndoEdit performEdits(final IDocument document) throws BadLocationException, MalformedTreeException {
if (!fBuffer.isSynchronizationContextRequested()) {
return super.performEdits(document);
}
ITextFileBufferManager fileBufferManager = FileBuffers.getTextFileBufferManager();
/** The lock for waiting for computation in the UI thread to complete. */
final Lock completionLock = new Lock();
final UndoEdit[] result = new UndoEdit[1];
final BadLocationException[] exception = new BadLocationException[1];
Runnable runnable = new Runnable() {
public void run() {
synchronized (completionLock) {
try {
result[0] = TextFileChange.super.performEdits(document);
} catch (BadLocationException e) {
exception[0] = e;
} finally {
completionLock.fDone = true;
completionLock.notifyAll();
}
}
}
};
synchronized (completionLock) {
fileBufferManager.execute(runnable);
while (!completionLock.fDone) {
try {
completionLock.wait(500);
} catch (InterruptedException x) {
}
}
}
if (exception[0] != null) {
throw exception[0];
}
return result[0];
}
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