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 <T> readValueFromFile(fileName: String, valueType: Class<T>): T? {\r
  54         val content: String = FileUtils.readFileToString(File(fileName), Charset.defaultCharset())\r
  55                 ?: throw BluePrintException(format("Failed to read json file : {}", fileName))\r
  56         return readValue(content, valueType)\r
  57     }\r
  58 \r
  59     @JvmStatic\r
  60     fun jsonNodeFromObject(from: kotlin.Any): JsonNode = jacksonObjectMapper().convertValue(from, JsonNode::class.java)\r
  61 \r
  62     @JvmStatic\r
  63     fun jsonNodeFromClassPathFile(fileName: String): JsonNode {\r
  64         val content: String = IOUtils.toString(JacksonUtils::class.java.classLoader.getResourceAsStream(fileName), Charset.defaultCharset())\r
  65                 ?: throw BluePrintException(String.format("Failed to read json file : %s", fileName))\r
  66         return jsonNode(content)\r
  67     }\r
  68 \r
  69     @JvmStatic\r
  70     fun jsonNodeFromFile(fileName: String): JsonNode {\r
  71         val content: String = FileUtils.readFileToString(File(fileName), Charset.defaultCharset())\r
  72                 ?: throw BluePrintException(format("Failed to read json file : {}", fileName))\r
  73         return jsonNode(content)\r
  74     }\r
  75 \r
  76     @JvmStatic\r
  77     fun jsonNode(content: String): JsonNode {\r
  78         return jacksonObjectMapper().readTree(content)\r
  79     }\r
  80 \r
  81     @JvmStatic\r
  82     fun getJson(any: kotlin.Any): String {\r
  83         return getJson(any, false)\r
  84     }\r
  85 \r
  86     @JvmStatic\r
  87     fun getJson(any: kotlin.Any, pretty: Boolean = false): String {\r
  88         val objectMapper = jacksonObjectMapper()\r
  89         objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)\r
  90         if (pretty) {\r
  91             objectMapper.enable(SerializationFeature.INDENT_OUTPUT)\r
  92         }\r
  93         return objectMapper.writeValueAsString(any)\r
  94     }\r
  95 \r
  96     @JvmStatic\r
  97     fun <T> getListFromJson(content: String, valueType: Class<T>): List<T>? {\r
  98         val objectMapper = jacksonObjectMapper()\r
  99         val javaType = objectMapper.typeFactory.constructCollectionType(List::class.java, valueType)\r
 100         return objectMapper.readValue<List<T>>(content, javaType)\r
 101     }\r
 102 \r
 103     @JvmStatic\r
 104     fun <T> getMapFromJson(content: String, valueType: Class<T>): MutableMap<String, T>? {\r
 105         val objectMapper = jacksonObjectMapper()\r
 106         val typeRef = object : TypeReference<MutableMap<String, T>>() {}\r
 107         return objectMapper.readValue(content, typeRef)\r
 108     }\r
 109 \r
 110     @JvmStatic\r
 111     fun populatePrimitiveValues(key: String, value: Any, primitiveType: String, objectNode: ObjectNode) {\r
 112         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 113             objectNode.put(key, value as Boolean)\r
 114         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 115             objectNode.put(key, value as Int)\r
 116         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 117             objectNode.put(key, value as Float)\r
 118         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == primitiveType) {\r
 119             objectNode.put(key, value as String)\r
 120         } else {\r
 121             objectNode.put(key, value as String)\r
 122         }\r
 123     }\r
 124 \r
 125     @JvmStatic\r
 126     fun populatePrimitiveValues(value: Any, primitiveType: String, objectNode: ArrayNode) {\r
 127         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 128             objectNode.add(value as Boolean)\r
 129         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 130             objectNode.add(value as Int)\r
 131         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 132             objectNode.add(value as Float)\r
 133         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == primitiveType) {\r
 134             objectNode.add(value as String)\r
 135         } else {\r
 136             objectNode.add(value as String)\r
 137         }\r
 138     }\r
 139 \r
 140     @JvmStatic\r
 141     fun populatePrimitiveDefaultValues(key: String, primitiveType: String, objectNode: ObjectNode) {\r
 142         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 143             objectNode.put(key, false)\r
 144         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 145             objectNode.put(key, 0)\r
 146         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 147             objectNode.put(key, 0.0)\r
 148         } else {\r
 149             objectNode.put(key, "")\r
 150         }\r
 151     }\r
 152 \r
 153     @JvmStatic\r
 154     fun populatePrimitiveDefaultValuesForArrayNode(primitiveType: String, arrayNode: ArrayNode) {\r
 155         if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == primitiveType) {\r
 156             arrayNode.add(false)\r
 157         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == primitiveType) {\r
 158             arrayNode.add(0)\r
 159         } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == primitiveType) {\r
 160             arrayNode.add(0.0)\r
 161         } else {\r
 162             arrayNode.add("")\r
 163         }\r
 164     }\r
 165 \r
 166     @JvmStatic\r
 167     fun populateJsonNodeValues(key: String, nodeValue: JsonNode?, type: String, objectNode: ObjectNode) {\r
 168         if (nodeValue == null || nodeValue is NullNode) {\r
 169             objectNode.set(key, nodeValue)\r
 170         } else if (BluePrintTypes.validPrimitiveTypes().contains(type)) {\r
 171             if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_BOOLEAN == type) {\r
 172                 objectNode.put(key, nodeValue.asBoolean())\r
 173             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_INTEGER == type) {\r
 174                 objectNode.put(key, nodeValue.asInt())\r
 175             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_FLOAT == type) {\r
 176                 objectNode.put(key, nodeValue.floatValue())\r
 177             } else if (org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants.DATA_TYPE_TIMESTAMP == type) {\r
 178                 objectNode.put(key, nodeValue.asText())\r
 179             } else {\r
 180                 objectNode.put(key, nodeValue.asText())\r
 181             }\r
 182         } else {\r
 183             objectNode.set(key, nodeValue)\r
 184         }\r
 185     }\r
 186 }