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 com.fasterxml.jackson.databind.JsonNode;
24 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
27 * Abstraction of an entity which provides interface for JSON walk. This
28 * interface serves as a common tool for anyone who needs to parse the JSON
29 * node with depth-first algorithm.
31 public interface JsonWalker {
34 * Walks the JSON data tree. Protocols implement JSON listener service
35 * and walks the JSON tree with input as implemented object. JSON walker
36 * provides call back to the implemented methods.
38 * @param listener JSON listener implemented by the protocol
39 * @param jsonNode root node of the JSON data tree
40 * @throws SvcLogicException when walking the JSON node fails
42 void walk(JsonListener listener, JsonNode jsonNode)
43 throws SvcLogicException;