2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2018 Huawei Technologies Co., Ltd. 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.ccsdk.sli.plugins.yangserializers.dfserializer;
23 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
25 import static java.lang.String.format;
26 import static org.onap.ccsdk.sli.plugins.yangserializers.dfserializer.DfSerializerUtil.FORMAT_ERR;
29 * Represents the data format serializer factory which will return JSON or XML
30 * serializer according to the serializer context.
32 public final class DfSerializerFactory {
35 * Returns the instance of the data format serializer factory.
37 * @return instance of the data format serializer factory
39 public static DfSerializerFactory instance() {
40 return DfSerializerFactory.LazyHolder.INSTANCE;
44 * Bill pugh singleton pattern. Instance will not be instantiated until
45 * the lazy holder class is loaded via a call to the instance of method
48 private static class LazyHolder {
49 private static final DfSerializerFactory INSTANCE =
50 new DfSerializerFactory();
54 * Returns the data format serializer by deciding it based on the format of
57 * @param serCtx serializer context
58 * @param params parameters
59 * @return data format serializer
60 * @throws SvcLogicException when the data format type is wrong
62 public DataFormatSerializer getSerializer(DataFormatSerializerContext serCtx,
63 YangParameters params)
64 throws SvcLogicException {
65 DataFormatSerializer serializer;
66 switch (params.format) {
68 serializer = new JsonSerializer(serCtx);
72 serializer = new XmlSerializer(serCtx);
76 throw new SvcLogicException(format(FORMAT_ERR,