chengfan | 9d60b6e | 2016-12-01 11:06:39 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.provider.te.utils; |
| 18 | |
| 19 | import com.fasterxml.jackson.databind.node.ObjectNode; |
| 20 | import org.onosproject.yms.ych.YangCompositeEncoding; |
| 21 | import org.onosproject.yms.ych.YangDataTreeCodec; |
| 22 | import org.onosproject.yms.ydt.YdtBuilder; |
| 23 | import org.onosproject.yms.ydt.YdtContext; |
| 24 | import org.onosproject.yms.ydt.YmsOperationType; |
| 25 | import org.onosproject.yms.ymsm.YmsService; |
| 26 | import org.slf4j.Logger; |
| 27 | import org.slf4j.LoggerFactory; |
| 28 | |
| 29 | import static org.onosproject.protocol.restconf.server.utils.parser.json.ParserUtils.convertJsonToYdt; |
| 30 | import static org.onosproject.protocol.restconf.server.utils.parser.json.ParserUtils.convertUriToYdt; |
| 31 | import static org.onosproject.protocol.restconf.server.utils.parser.json.ParserUtils.convertYdtToJson; |
| 32 | import static org.onosproject.provider.te.utils.CodecTools.jsonToString; |
| 33 | import static org.onosproject.provider.te.utils.CodecTools.toJson; |
| 34 | import static org.onosproject.yms.ych.YangResourceIdentifierType.URI; |
| 35 | import static org.onosproject.yms.ydt.YdtContextOperationType.NONE; |
| 36 | |
| 37 | |
| 38 | /** |
| 39 | * JSON/YDT Codec implementation. |
| 40 | */ |
| 41 | public class DefaultJsonCodec implements YangDataTreeCodec { |
| 42 | private static final String RESTCONF_ROOT = "/onos/restconf"; |
| 43 | private static final String DATA = "data"; |
| 44 | private static final String SLASH = "/"; |
| 45 | |
| 46 | private final YmsService ymsService; |
| 47 | |
| 48 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 49 | |
| 50 | public DefaultJsonCodec(YmsService service) { |
| 51 | ymsService = service; |
| 52 | } |
| 53 | |
| 54 | @Override |
| 55 | public String encodeYdtToProtocolFormat(YdtBuilder builder) { |
| 56 | ObjectNode jsonNode = convertYdtToJson(builder.getRootNode().getName(), |
| 57 | builder.getRootNode(), |
| 58 | ymsService.getYdtWalker()); |
| 59 | return jsonToString(jsonNode); |
| 60 | } |
| 61 | |
| 62 | @Override |
| 63 | public YangCompositeEncoding encodeYdtToCompositeProtocolFormat( |
| 64 | YdtBuilder builder) { |
| 65 | YdtContext rootNode = builder.getRootNode(); |
| 66 | String rootName = rootNode.getName(); |
| 67 | YdtContext child = rootNode.getFirstChild(); |
| 68 | String name = child.getName(); |
| 69 | String url = rootName + SLASH + DATA + SLASH + name; |
| 70 | ObjectNode objectNode = convertYdtToJson(name, child, |
| 71 | ymsService.getYdtWalker()); |
| 72 | String payload = jsonToString((ObjectNode) objectNode.get(name)); |
| 73 | return new YangCompositeEncodingImpl(URI, url, payload); |
| 74 | } |
| 75 | |
| 76 | @Override |
| 77 | public YdtBuilder decodeProtocolDataToYdt(String protocolData, |
| 78 | Object schemaRegistry, |
| 79 | YmsOperationType opType) { |
| 80 | // Get a new builder |
| 81 | YdtBuilder builder = ymsService.getYdtBuilder(RESTCONF_ROOT, |
| 82 | null, |
| 83 | opType, |
| 84 | schemaRegistry); |
| 85 | |
| 86 | convertJsonToYdt(toJson(protocolData), builder); |
| 87 | return builder; |
| 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public YdtBuilder decodeCompositeProtocolDataToYdt(YangCompositeEncoding protocolData, |
| 92 | Object schemaRegistry, |
| 93 | YmsOperationType opType) { |
| 94 | |
| 95 | YdtBuilder builder = ymsService.getYdtBuilder(RESTCONF_ROOT, |
| 96 | null, |
| 97 | opType, |
| 98 | schemaRegistry); |
| 99 | |
| 100 | // YdtContextOperationType should be NONE for URI in QUERY_RESPONSE. |
| 101 | convertUriToYdt(protocolData.getResourceIdentifier(), builder, NONE); |
| 102 | |
| 103 | // NULL/EMPTY for Resource data |
| 104 | builder.setDefaultEditOperationType(null); |
| 105 | |
| 106 | // Convert the payload json body to ydt |
| 107 | convertJsonToYdt(toJson(protocolData.getResourceInformation()), builder); |
| 108 | return builder; |
| 109 | } |
| 110 | } |