Here you can find the source of quotedOrNULL(String str)
private static String quotedOrNULL(String str)
//package com.java2s; /*-//from w w w . j ava 2s . c o m * ============LICENSE_START======================================================= * openECOMP : SDN-C * ================================================================================ * Copyright (C) 2017 AT&T Intellectual Property. All rights * reserved. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ============LICENSE_END========================================================= */ public class Main { private static String quotedOrNULL(String str) { return (str == null) ? "NULL" : '"' + str + '"'; } }