gerrit.onap Code Review - ccsdk/cds.git/blob

   1 /*\r
   2  * Copyright © 2017-2018 AT&T Intellectual Property.\r
   3  *\r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *     http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 \r
  17 package org.onap.ccsdk.apps.controllerblueprints.core.utils\r
  18 \r
  19 import com.fasterxml.jackson.annotation.JsonInclude\r
  20 import com.fasterxml.jackson.core.type.TypeReference\r
  21 import com.fasterxml.jackson.databind.JsonNode\r
  22 import com.fasterxml.jackson.databind.SerializationFeature\r
  23 import com.fasterxml.jackson.databind.node.ArrayNode\r
  24 import com.fasterxml.jackson.databind.node.NullNode\r
  25 import com.fasterxml.jackson.databind.node.ObjectNode\r
  26 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper\r
  27 import org.apache.commons.io.FileUtils\r
  28 import org.apache.commons.io.IOUtils\r
  29 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException\r
  30 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintTypes\r
  31 import org.onap.ccsdk.apps.controllerblueprints.core.format\r
  32 import org.slf4j.LoggerFactory\r
  33 import java.io.File\r
  34 import java.nio.charset.Charset\r
  35 \r
  36 /**\r
  37  *\r
  38  *\r
  39  * @author Brinda Santh\r
  40  */\r
  41 object JacksonUtils {\r
  42     private val log = LoggerFactory.getLogger(JacksonUtils::class.java)\r
  43 \r
  44     inline fun <reified T : Any> readValue(content: String): T =\r
  45             jacksonObjectMapper().readValue(content, T::class.java)\r
  46 \r
  47     @JvmStatic\r
  48     fun <T> readValue(content: String, valueType: Class<T>): T? {\r
  49         return jacksonObjectMapper().readValue(content, valueType)\r
  50     }\r
  51 \r
  52     @JvmStatic\r
  53     fun jsonNodeFromObject(from: kotlin.Any): JsonNode = jacksonObjectMapper().convertValue(from, JsonNode::class.java)\r
  54 \r
  55     @JvmStatic\r
  56     fun jsonNodeFromClassPathFile(fileName: String): JsonNode {\r
  57         val content: String = IOUtils.toString(JacksonUtils::class.java.classLoader.getResourceAsStream(fileName), Charset.defaultCharset())\r
  58                 ?: throw BluePrintException(String.format("Failed to read json file : %s", fileName))\r
  59         return jsonNode(content)\r
  60     }\r
  61 \r
  62     @JvmStatic\r
  63     fun jsonNodeFromFile(fileName: String): JsonNode {\r
  64         val content: String = FileUtils.readFileToString(File(fileName), Charset.defaultCharset())\r
  65                 ?: throw BluePrintException(format("Failed to read json file : {}", fileName))\r
  66         return jsonNode(content)\r
  67     }\r
  68 \r
  69     @JvmStatic\r
  70     fun jsonNode(content: String): JsonNode {\r
  71         return jacksonObjectMapper().readTree(content)\r
  72     }\r
  73 \r
  74     @JvmStatic\r
  75     fun getJson(any: kotlin.Any): String {\r
  76         return getJson(any, false)\r
  77     }\r
  78 \r
  79     @JvmStatic\r
  80     fun getJson(any: kotlin.Any, pretty: Boolean = false): String {\r
  81         val objectMapper = jacksonObjectMapper()\r
  82         objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)\r
  83         if (pretty) {\r
  84             objectMapper.enable(SerializationFeature.INDENT_OUTPUT)\r
  85         }\r
  86         return objectMapper.writeValueAsString(any)\r
  87     }\r
  88 \r
  89     @JvmStatic\r
  90     fun <T> getListFromJson(content: String, valueType: Class<T>): List<T>? {\r
  91         val objectMapper = jacksonObjectMapper()\r
  92         val javaType = objectMapper.typeFactory.constructCollectionType(List::class.java, valueType)\r
  93         return objectMapper.readValue<List<T>>(content, javaType)\r
  94     }\r
  95 \r
  96     @JvmStatic\r
  97     fun <T> getMapFromJson(content: String, valueType: Class<T>): MutableMap<String, T>? {\r
  98         val objectMapper = jacksonObjectMapper()\r
  99         val typeRef = object : TypeReference<MutableMap<String, T>>() {}\r
 100         return objectMapper.readValue(content, typeRef)\r
 101     }\r
 102 \r
 103     @JvmStatic\r
 104     fun populatePrimitiveValues(key: String, value: Any, primitiveType: String, objectNode: ObjectNode) {\r
 105         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 106             objectNode.put(key, value as Boolean)\r
 107         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 108             objectNode.put(key, value as Int)\r
 109         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 110             objectNode.put(key, value as Float)\r
 111         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == primitiveType) {\r
 112             objectNode.put(key, value as String)\r
 113         } else {\r
 114             objectNode.put(key, value as String)\r
 115         }\r
 116     }\r
 117 \r
 118     @JvmStatic\r
 119     fun populatePrimitiveValues(value: Any, primitiveType: String, objectNode: ArrayNode) {\r
 120         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 121             objectNode.add(value as Boolean)\r
 122         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 123             objectNode.add(value as Int)\r
 124         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 125             objectNode.add(value as Float)\r
 126         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == primitiveType) {\r
 127             objectNode.add(value as String)\r
 128         } else {\r
 129             objectNode.add(value as String)\r
 130         }\r
 131     }\r
 132 \r
 133     @JvmStatic\r
 134     fun populatePrimitiveDefaultValues(key: String, primitiveType: String, objectNode: ObjectNode) {\r
 135         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 136             objectNode.put(key, false)\r
 137         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 138             objectNode.put(key, 0)\r
 139         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 140             objectNode.put(key, 0.0)\r
 141         } else {\r
 142             objectNode.put(key, "")\r
 143         }\r
 144     }\r
 145 \r
 146     @JvmStatic\r
 147     fun populatePrimitiveDefaultValuesForArrayNode(primitiveType: String, arrayNode: ArrayNode) {\r
 148         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 149             arrayNode.add(false)\r
 150         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 151             arrayNode.add(0)\r
 152         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 153             arrayNode.add(0.0)\r
 154         } else {\r
 155             arrayNode.add("")\r
 156         }\r
 157     }\r
 158 \r
 159     @JvmStatic\r
 160     fun populateJsonNodeValues(key: String, nodeValue: JsonNode?, type: String, objectNode: ObjectNode) {\r
 161         if (nodeValue == null || nodeValue is NullNode) {\r
 162             objectNode.set(key, nodeValue)\r
 163         } else if (BluePrintTypes.validPrimitiveTypes().contains(type)) {\r
 164             if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == type) {\r
 165                 objectNode.put(key, nodeValue.asBoolean())\r
 166             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == type) {\r
 167                 objectNode.put(key, nodeValue.asInt())\r
 168             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == type) {\r
 169                 objectNode.put(key, nodeValue.floatValue())\r
 170             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == type) {\r
 171                 objectNode.put(key, nodeValue.asText())\r
 172             } else {\r
 173                 objectNode.put(key, nodeValue.asText())\r
 174             }\r
 175         } else {\r
 176             objectNode.set(key, nodeValue)\r
 177         }\r
 178     }\r
 179 }