2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 Nokia Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END============================================
20 * ===================================================================
24 package org.onap.clamp.configuration;
26 import com.google.gson.ExclusionStrategy;
27 import com.google.gson.FieldAttributes;
28 import com.google.gson.annotations.Expose;
29 import java.util.Collections;
30 import java.util.List;
31 import java.util.Optional;
32 import org.apache.camel.component.gson.GsonDataFormat;
33 import org.apache.camel.spi.DataFormatCustomizer;
34 import org.springframework.context.annotation.Bean;
35 import org.springframework.context.annotation.Configuration;
38 public class CamelGsonConfiguration {
41 public List<DataFormatCustomizer<GsonDataFormat>> provideGsonCustomizers() {
42 DataFormatCustomizer<GsonDataFormat> dataFormatCustomizer = dataformat ->
43 dataformat.setExclusionStrategies(
44 Collections.singletonList(new ExcludeFieldsWithoutExposedAnnotation())
46 return Collections.singletonList(dataFormatCustomizer);
49 private static class ExcludeFieldsWithoutExposedAnnotation implements ExclusionStrategy {
52 public boolean shouldSkipField(FieldAttributes f) {
53 return Optional.ofNullable(f.getAnnotation(Expose.class))
54 .map(expose -> !expose.serialize())
59 public boolean shouldSkipClass(Class<?> clazz) {