String () { PsiElement nameElement = getReferenceNameElement(); if (nameElement != null) { IElementType nodeType = nameElement.getNode().getElementType(); if (TokenSets.STRING_LITERAL_SET.contains(nodeType)) { final Object value = GrLiteralImpl.getLiteralValue(nameElement); if (value instanceof String) { return (String)value; } } return nameElement.getText(); } return null; }