ASTNode[] nodes= ReferenceASTNodeFinder.getAstNodes(searchResultGroup.getSearchResults(), getAST(wc));
ASTNode[] nodes= ASTNodeSearchUtil.getAstNodes(searchResultGroup.getSearchResults(), getAST(wc));
	private ASTNode[] getAstNodes(SearchResultGroup searchResultGroup){		Set nodeSet= new HashSet();		ICompilationUnit cu= searchResultGroup.getCompilationUnit();		if (cu == null)			return new ASTNode[0];		ICompilationUnit wc= WorkingCopyUtil.getWorkingCopyIfExists(cu);		ASTNode[] nodes= ReferenceASTNodeFinder.getAstNodes(searchResultGroup.getSearchResults(), getAST(wc));		for (int i= 0; i < nodes.length; i++) {			nodeSet.add(nodes[i]);		}		return (ASTNode[]) nodeSet.toArray(new ASTNode[nodeSet.size()]);		}