2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.aaiclient.client.graphinventory;
23 import java.io.IOException;
24 import com.fasterxml.jackson.core.JsonGenerator;
25 import com.fasterxml.jackson.core.JsonProcessingException;
26 import com.fasterxml.jackson.databind.SerializerProvider;
27 import com.fasterxml.jackson.databind.ser.std.StdSerializer;
29 public class EmptyStringToNullSerializer extends StdSerializer<String> {
31 private static final long serialVersionUID = 5367385969270400106L;
33 public EmptyStringToNullSerializer() {
37 public EmptyStringToNullSerializer(Class<String> t) {
42 public void serialize(String value, JsonGenerator gen, SerializerProvider serializers)
43 throws IOException, JsonProcessingException {
45 if ("".equals(value)) {
48 gen.writeString(value);