Examples with TypeOccurrenceCollector org.eclipse.jdt.internal.corext.refactoring.rename.TypeOccurrenceCollector used on opensource projects

Example 1 with TypeOccurrenceCollector

use of org.eclipse.jdt.internal.corext.refactoring.rename.TypeOccurrenceCollector in project che by eclipse.

the class CreateCopyOfCompilationUnitChange method getReferences.

private static SearchResultGroup getReferences(final ICompilationUnit copy, IProgressMonitor monitor) throws JavaModelException {
    final ICompilationUnit[] copies = new ICompilationUnit[] { copy };
    IJavaSearchScope scope = SearchEngine.createJavaSearchScope(copies);
    final IType type = copy.findPrimaryType();
    if (type == null)
        return null;
    SearchPattern pattern = createSearchPattern(type);
    final RefactoringSearchEngine2 engine = new RefactoringSearchEngine2(pattern);
    engine.setScope(scope);
    engine.setWorkingCopies(copies);
    engine.setRequestor(new IRefactoringSearchRequestor() {

        TypeOccurrenceCollector fTypeOccurrenceCollector = new TypeOccurrenceCollector(type);

        public SearchMatch acceptSearchMatch(SearchMatch match) {
            try {
                return fTypeOccurrenceCollector.acceptSearchMatch2(copy, match);
            } catch (CoreException e) {
                JavaPlugin.log(e);
                return null;
            }
        }
    });
    engine.searchPattern(monitor);
    final Object[] results = engine.getResults();
    // https://bugs.eclipse.org/bugs/show_bug.cgi?id=106127)
    for (int index = 0; index < results.length; index++) {
        SearchResultGroup group = (SearchResultGroup) results[index];
        if (group.getCompilationUnit().equals(copy))
            return group;
    }
    return null;
}