org.eclipse.jdt.internal.ui.text.correction.proposals.EditAnnotator java code examples

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private void myMethod () {
 ScheduledThreadPoolExecutor s =new ScheduledThreadPoolExecutor(corePoolSize)
ThreadFactory threadFactory;new ScheduledThreadPoolExecutor(corePoolSize, threadFactory)
String str;new ScheduledThreadPoolExecutor(1, new ThreadFactoryBuilder().setNameFormat(str).build())
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}

private boolean rangeAdded(TextEdit edit) {
  return annotateEdit(edit, "<b>", "</b>"); //$NON-NLS-1$ //$NON-NLS-2$
}

public void unchangedUntil(int pos) {
  if (pos > fWrittenToPos) {
    appendContent(fPreviewDocument, fWrittenToPos, pos, true);
    fWrittenToPos= pos;
  }
}

@Override
public boolean visit(ReplaceEdit edit) {
  if (edit.getLength() > 0)
    return rangeAdded(edit);
  return rangeRemoved(edit);
}

protected boolean annotateEdit(TextEdit edit, String startTag, String endTag) {
  unchangedUntil(edit.getOffset());
  fBuf.append(startTag);
  appendContent(fPreviewDocument, edit.getOffset(), edit.getExclusiveEnd(), false);
  fBuf.append(endTag);
  fWrittenToPos= edit.getExclusiveEnd();
  return false;
}

@Override
public Object getAdditionalProposalInfo(IProgressMonitor monitor) {
  StringBuffer buf= new StringBuffer();
  try {
    TextChange change= fCUProposal.getTextChange();
    change.setKeepPreviewEdits(true);
    IDocument previewDocument= change.getPreviewDocument(monitor);
    TextEdit rootEdit= change.getPreviewEdit(change.getEdit());
    EditAnnotator ea= new EditAnnotator(buf, previewDocument);
    rootEdit.accept(ea);
    ea.unchangedUntil(previewDocument.getLength()); // Final pre-existing region
  } catch (CoreException e) {
    JavaManipulationPlugin.log(e);
  }
  return buf.toString();
}

protected boolean rangeRemoved(TextEdit edit) {
  unchangedUntil(edit.getOffset());
  return false;
}

@Override
public boolean visit(DeleteEdit edit) {
  return rangeRemoved(edit);
}

@Override
public boolean visit(InsertEdit edit) {
  return rangeAdded(edit);
}

protected boolean annotateEdit(TextEdit edit, String startTag, String endTag) {
  unchangedUntil(edit.getOffset());
  fBuf.append(startTag);
  appendContent(fPreviewDocument, edit.getOffset(), edit.getExclusiveEnd(), false);
  fBuf.append(endTag);
  fWrittenToPos= edit.getExclusiveEnd();
  return false;
}

@Override
public Object getAdditionalProposalInfo(IProgressMonitor monitor) {
  StringBuffer buf= new StringBuffer();
  try {
    TextChange change= getTextChange();
    change.setKeepPreviewEdits(true);
    IDocument previewDocument= change.getPreviewDocument(monitor);
    TextEdit rootEdit= change.getPreviewEdit(change.getEdit());
    EditAnnotator ea= new EditAnnotator(buf, previewDocument);
    rootEdit.accept(ea);
    ea.unchangedUntil(previewDocument.getLength()); // Final pre-existing region
  } catch (CoreException e) {
    JavaPlugin.log(e);
  }
  return buf.toString();
}

protected boolean rangeRemoved(TextEdit edit) {
  unchangedUntil(edit.getOffset());
  return false;
}

@Override
public boolean visit(MoveSourceEdit edit) {
  return rangeRemoved(edit);
}

@Override
public boolean visit(InsertEdit edit) {
  return rangeAdded(edit);
}

ea.unchangedUntil(currentContent.getLength()); // Final pre-existing region
buf.append("<br><br>"); //$NON-NLS-1$

@Override
public boolean visit(ReplaceEdit edit) {
  if (edit.getLength() > 0)
    return rangeAdded(edit);
  return rangeRemoved(edit);
}

@Override
public boolean visit(MoveSourceEdit edit) {
  return rangeRemoved(edit);
}

public void unchangedUntil(int pos) {
  if (pos > fWrittenToPos) {
    appendContent(fPreviewDocument, fWrittenToPos, pos, true);
    fWrittenToPos= pos;
  }
}

private boolean rangeAdded(TextEdit edit) {
  return annotateEdit(edit, "<b>", "</b>"); //$NON-NLS-1$ //$NON-NLS-2$
}

ea.unchangedUntil(currentContent.getLength()); // Final pre-existing region
buf.append("<br><br>"); //$NON-NLS-1$

@Override
public boolean visit(DeleteEdit edit) {
  return rangeRemoved(edit);
}

Javadoc

Class to annotate edits made by a quick fix/assist to be shown via the quick fix pop-up preview. E.g. the added changes are shown in bold.

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How to useEditAnnotator in org.eclipse.jdt.internal.ui.text.correction.proposals

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EditAnnotator
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org.eclipse.jdt.internal.ui.text.correction.proposals