Java TextChange.setKeepPreviewEdits方法代码示例

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
@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();
}
 

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
@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();
}
 

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
@Override
public String getAdditionalProposalInfo(IProgressMonitor monitor) throws CoreException {
	StringBuffer buf= new StringBuffer();
	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
	return buf.toString();
}
 

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
private void checkCUCompleteConditions(final RefactoringStatus status, CompilationUnit currentResolvedCU, ICompilationUnit currentCU, List<RefactoringProcessor> processors) throws CoreException {

		// check local variable conditions
		List<RefactoringProcessor> locals= getProcessorsOfType(processors, RenameLocalVariableProcessor.class);
		if (!locals.isEmpty()) {
			RenameAnalyzeUtil.LocalAnalyzePackage[] analyzePackages= new RenameAnalyzeUtil.LocalAnalyzePackage[locals.size()];
			TextChangeManager manager= new TextChangeManager();
			int current= 0;
			TextChange textChange= manager.get(currentCU);
			textChange.setKeepPreviewEdits(true);
			for (Iterator<RefactoringProcessor> iterator= locals.iterator(); iterator.hasNext();) {
				RenameLocalVariableProcessor localProcessor= (RenameLocalVariableProcessor) iterator.next();
				RenameAnalyzeUtil.LocalAnalyzePackage analyzePackage= localProcessor.getLocalAnalyzePackage();
				analyzePackages[current]= analyzePackage;
				for (int i= 0; i < analyzePackage.fOccurenceEdits.length; i++) {
					TextChangeCompatibility.addTextEdit(textChange, "", analyzePackage.fOccurenceEdits[i], GroupCategorySet.NONE); //$NON-NLS-1$
				}
				current++;
			}
			status.merge(RenameAnalyzeUtil.analyzeLocalRenames(analyzePackages, textChange, currentResolvedCU, false));
		}

		/*
		 * There is room for performance improvement here: One could move
		 * shadowing analyzes out of the field and method processors and perform
		 * it here, thus saving on working copy creation. Drawback is increased
		 * heap consumption.
		 */
	}
 

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
@Override
public Object getAdditionalProposalInfo(IProgressMonitor monitor) {
	final StringBuffer buf= new StringBuffer();

	try {
		for (int i= 0; i < fChanges.length; i++) {
			if (fChanges[i] instanceof TextChange) {
				TextChange change= (TextChange) fChanges[i];
				String filename= getFileName(change);
				if (filename != null) {
					buf.append("<b>"); //$NON-NLS-1$
					buf.append(filename);
					buf.append("</b>"); //$NON-NLS-1$
					buf.append("<br>"); //$NON-NLS-1$
				}
				change.setKeepPreviewEdits(true);
				IDocument currentContent= change.getCurrentDocument(monitor);

				TextEdit rootEdit= change.getEdit();

				EditAnnotator ea= new EditAnnotator(buf, currentContent) {
					@Override
					protected boolean rangeRemoved(TextEdit edit) {
						return annotateEdit(edit, "<del>", "</del>"); //$NON-NLS-1$ //$NON-NLS-2$
					}
				};
				rootEdit.accept(ea);
				ea.unchangedUntil(currentContent.getLength()); // Final pre-existing region
				buf.append("<br><br>"); //$NON-NLS-1$
			}
		}

	} catch (CoreException e) {
		JavaPlugin.log(e);
	}
	return buf.toString();
}
 

import org.eclipse.ltk.core.refactoring.TextChange; //导入方法依赖的package包/类
private void checkCUCompleteConditions(
    final RefactoringStatus status,
    CompilationUnit currentResolvedCU,
    ICompilationUnit currentCU,
    List<RefactoringProcessor> processors)
    throws CoreException {

  // check local variable conditions
  List<RefactoringProcessor> locals =
      getProcessorsOfType(processors, RenameLocalVariableProcessor.class);
  if (!locals.isEmpty()) {
    RenameAnalyzeUtil.LocalAnalyzePackage[] analyzePackages =
        new RenameAnalyzeUtil.LocalAnalyzePackage[locals.size()];
    TextChangeManager manager = new TextChangeManager();
    int current = 0;
    TextChange textChange = manager.get(currentCU);
    textChange.setKeepPreviewEdits(true);
    for (Iterator<RefactoringProcessor> iterator = locals.iterator(); iterator.hasNext(); ) {
      RenameLocalVariableProcessor localProcessor =
          (RenameLocalVariableProcessor) iterator.next();
      RenameAnalyzeUtil.LocalAnalyzePackage analyzePackage =
          localProcessor.getLocalAnalyzePackage();
      analyzePackages[current] = analyzePackage;
      for (int i = 0; i < analyzePackage.fOccurenceEdits.length; i++) {
        TextChangeCompatibility.addTextEdit(
            textChange,
            "",
            analyzePackage.fOccurenceEdits[i],
            GroupCategorySet.NONE); // $NON-NLS-1$
      }
      current++;
    }
    status.merge(
        RenameAnalyzeUtil.analyzeLocalRenames(
            analyzePackages, textChange, currentResolvedCU, false));
  }

  /*
   * There is room for performance improvement here: One could move
   * shadowing analyzes out of the field and method processors and perform
   * it here, thus saving on working copy creation. Drawback is increased
   * heap consumption.
   */
}