2 * Copyright © 2017-2018 AT&T Intellectual Property.
3 * Modifications Copyright © 2019 IBM.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 package org.onap.ccsdk.cds.controllerblueprints.core
20 import com.fasterxml.jackson.databind.JsonNode
21 import com.fasterxml.jackson.databind.node.*
22 import org.apache.commons.lang3.ObjectUtils
23 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
24 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JsonParserUtils
25 import org.slf4j.LoggerFactory
26 import org.slf4j.helpers.MessageFormatter
27 import java.lang.Float
28 import kotlin.reflect.KClass
33 * @author Brinda Santh
36 fun <T : Any> logger(clazz: T) = LoggerFactory.getLogger(clazz.javaClass)!!
38 fun <T : KClass<*>> logger(clazz: T) = LoggerFactory.getLogger(clazz.java)!!
41 fun <T : Any> T.bpClone(): T {
42 return ObjectUtils.clone(this)
45 fun String.isJson(): Boolean {
46 return ((this.trim().startsWith("{") && this.trim().endsWith("}"))
47 || (this.trim().startsWith("[") && this.trim().endsWith("]")))
50 fun Any.asJsonString(intend: Boolean? = false): String {
51 return JacksonUtils.getJson(this, intend!!)
54 fun String.asJsonPrimitive(): TextNode {
58 // If you know the string is json content, then use the function directly
59 fun String.jsonAsJsonType(): JsonNode {
60 return JacksonUtils.jsonNode(this.trim())
63 fun Boolean.asJsonPrimitive(): BooleanNode {
64 return BooleanNode.valueOf(this)
67 fun Int.asJsonPrimitive(): IntNode {
68 return IntNode.valueOf(this)
71 fun Double.asJsonPrimitive(): DoubleNode {
72 return DoubleNode.valueOf(this)
76 * Utility to convert Primitive object to Json Type Primitive.
78 fun <T : Any?> T.asJsonPrimitive(): JsonNode {
79 return if (this == null || this is MissingNode || this is NullNode) {
84 this.asJsonPrimitive()
86 this.asJsonPrimitive()
88 this.asJsonPrimitive()
90 this.asJsonPrimitive()
92 throw BluePrintException("$this type is not supported")
97 /** Based on Blueprint DataType Convert string value to JsonNode Type **/
98 fun String.asJsonType(bpDataType: String): JsonNode {
99 return when (bpDataType.toLowerCase()) {
100 BluePrintConstants.DATA_TYPE_STRING -> this.asJsonPrimitive()
101 BluePrintConstants.DATA_TYPE_BOOLEAN -> java.lang.Boolean.valueOf(this).asJsonPrimitive()
102 BluePrintConstants.DATA_TYPE_INTEGER -> Integer.valueOf(this).asJsonPrimitive()
103 BluePrintConstants.DATA_TYPE_FLOAT -> Float.valueOf(this).asJsonPrimitive()
104 BluePrintConstants.DATA_TYPE_DOUBLE -> java.lang.Double.valueOf(this).asJsonPrimitive()
105 // For List, Map and Complex Types.
106 else -> this.jsonAsJsonType()
111 * Utility to convert Complex or Primitive object to Json Type.
113 fun <T : Any?> T.asJsonType(): JsonNode {
114 return if (this == null || this is MissingNode || this is NullNode) {
122 this.jsonAsJsonType()
127 BooleanNode.valueOf(this)
129 IntNode.valueOf(this.toInt())
131 DoubleNode.valueOf(this.toDouble())
133 JacksonUtils.jsonNodeFromObject(this)
138 fun Map<String, *>.asJsonNode(): JsonNode {
139 return JacksonUtils.jsonNodeFromObject(this)
142 fun Map<String, *>.asObjectNode(): ObjectNode {
143 return JacksonUtils.objectNodeFromObject(this)
146 fun format(message: String, vararg args: Any?): String {
147 if (args != null && args.isNotEmpty()) {
148 return MessageFormatter.arrayFormat(message, args).message
153 fun <T : Any> Map<String, *>.castOptionalValue(key: String, valueType: KClass<T>): T? {
154 return if (containsKey(key)) {
161 fun <T : Any> Map<String, *>.castValue(key: String, valueType: KClass<T>): T {
162 if (containsKey(key)) {
165 throw BluePrintException("couldn't find the key $key")
169 fun ArrayNode.asListOfString(): List<String> {
170 return JacksonUtils.getListFromJsonNode(this, String::class.java)
173 fun <T> JsonNode.asType(clazzType: Class<T>): T {
174 return JacksonUtils.readValue(this, clazzType)
175 ?: throw BluePrintException("couldn't convert JsonNode of type $clazzType")
178 fun JsonNode.asListOfString(): List<String> {
179 check(this is ArrayNode) { "JsonNode is not of type ArrayNode" }
180 return this.asListOfString()
183 fun JsonNode.returnNullIfMissing(): JsonNode? {
184 return if (this is NullNode || this is MissingNode) {
189 fun <T : JsonNode> T?.isNull(): Boolean {
190 return this == null || this is NullNode || this is MissingNode
193 fun <T : JsonNode> T?.isNotNull(): Boolean {
194 return !(this == null || this is NullNode || this is MissingNode)
198 * Convert Json to map of json node, the root fields will be map keys
200 fun JsonNode.rootFieldsToMap(): MutableMap<String, JsonNode> {
201 if (this is ObjectNode) {
202 val propertyMap: MutableMap<String, JsonNode> = linkedMapOf()
203 this.fields().forEach {
204 propertyMap[it.key] = it.value
208 throw BluePrintException("json node should be Object Node Type")
212 fun JsonNode.removeNullNode() {
213 val it = this.iterator()
214 while (it.hasNext()) {
215 val child = it.next()
219 child.removeNullNode()
225 fun MutableMap<String, JsonNode>.putJsonElement(key: String, value: Any) {
226 val convertedValue = value.asJsonType()
227 this[key] = convertedValue
230 fun Map<String, JsonNode>.getAsString(key: String): String {
231 return this[key]?.asText() ?: throw BluePrintException("couldn't find value for key($key)")
234 fun Map<String, JsonNode>.getAsBoolean(key: String): Boolean {
235 return this[key]?.asBoolean() ?: throw BluePrintException("couldn't find value for key($key)")
238 fun Map<String, JsonNode>.getAsInt(key: String): Int {
239 return this[key]?.asInt() ?: throw BluePrintException("couldn't find value for key($key)")
242 fun Map<String, JsonNode>.getAsDouble(key: String): Double {
243 return this[key]?.asDouble() ?: throw BluePrintException("couldn't find value for key($key)")
248 inline fun checkEquals(value1: String?, value2: String?, lazyMessage: () -> Any): Boolean {
249 if (value1.equals(value2, ignoreCase = true)) {
252 throw BluePrintException(lazyMessage().toString())
256 inline fun checkNotEmpty(value: String?, lazyMessage: () -> Any): String {
257 if (value == null || value.isEmpty()) {
258 val message = lazyMessage()
259 throw IllegalStateException(message.toString())
265 inline fun checkNotBlank(value: String?, lazyMessage: () -> Any): String {
266 if (value == null || value.isBlank()) {
267 val message = lazyMessage()
268 throw IllegalStateException(message.toString())
274 fun isNotEmpty(value: String?): Boolean {
275 return value != null && value.isNotEmpty()
278 fun isNotBlank(value: String?): Boolean {
279 return value != null && value.isNotBlank()
282 fun <T : String> T?.emptyTONull(): String? {
283 return if (this == null || this.isEmpty()) null else this
286 fun nullToEmpty(value: String?): String {
287 return if (isNotEmpty(value)) value!! else ""
290 inline fun <reified T : JsonNode> T.isComplexType(): Boolean {
291 return this is ObjectNode || this is ArrayNode
294 // Json Parsing Extensions
295 fun JsonNode.jsonPathParse(expression: String): JsonNode {
296 check(this.isComplexType()) { "$this is not complex or array node to apply expression" }
297 return JsonParserUtils.parse(this, expression)
300 // Json Path Extensions
301 fun JsonNode.jsonPaths(expression: String): List<String> {
302 check(this.isComplexType()) { "$this is not complex or array node to apply expression" }
303 return JsonParserUtils.paths(this, expression)