// @SuppressWarnings("Foo")
return ImmutableSet.of(((StringLiteral) valueExpr).constant.stringValue().toLowerCase(
Locale.ENGLISH));
} else if (valueExpr instanceof ArrayInitializer) {
// @SuppressWarnings({ "Foo", "Bar"})
ArrayInitializer ai = (ArrayInitializer) valueExpr;
ImmutableSet.Builder valuesSetBuilder = ImmutableSet.builder();
for (int i = 0, j = ai.expressions.length; i < j; i++) {
if ((ai.expressions[i]) instanceof StringLiteral) {
StringLiteral expression = (StringLiteral) ai.expressions[i];
valuesSetBuilder.add(expression.constant.stringValue().toLowerCase(Locale.ENGLISH));