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.apps.controllerblueprints.core.utils
20 import com.att.eelf.configuration.EELFLogger
21 import com.att.eelf.configuration.EELFManager
22 import com.fasterxml.jackson.databind.JsonNode
23 import kotlinx.coroutines.Dispatchers
24 import kotlinx.coroutines.withContext
25 import org.apache.commons.io.IOUtils
26 import org.onap.ccsdk.apps.controllerblueprints.core.normalizedFile
28 import java.nio.charset.Charset
30 class JacksonReactorUtils {
33 private val log: EELFLogger = EELFManager.getInstance().getLogger(this::class.toString())
35 suspend fun getContent(fileName: String): String {
36 //log.info("Reading File($fileName)")
37 return getContent(normalizedFile(fileName))
40 suspend fun getContent(file: File): String = withContext(Dispatchers.IO) {
41 // log.info("Reading File(${file.absolutePath})")
42 file.readText(Charsets.UTF_8)
45 suspend fun getClassPathFileContent(fileName: String): String = withContext(Dispatchers.IO) {
46 //log.trace("Reading Classpath File($fileName)")
47 IOUtils.toString(JacksonUtils::class.java.classLoader
48 .getResourceAsStream(fileName), Charset.defaultCharset())
51 suspend fun <T> readValueFromFile(fileName: String, valueType: Class<T>): T? {
52 val content: String = getContent(fileName)
53 return JacksonUtils.readValue(content, valueType)
56 suspend fun <T> readValueFromClassPathFile(fileName: String, valueType: Class<T>): T? {
57 val content: String = getClassPathFileContent(fileName)
58 return JacksonUtils.readValue(content, valueType)
61 suspend fun jsonNodeFromClassPathFile(fileName: String): JsonNode {
62 val content: String = getClassPathFileContent(fileName)
63 return JacksonUtils.jsonNode(content)
66 suspend fun jsonNodeFromFile(fileName: String): JsonNode {
67 val content: String = getContent(fileName)
68 return JacksonUtils.jsonNode(content)
71 suspend fun <T> getListFromFile(fileName: String, valueType: Class<T>): List<T> {
72 val content: String = getContent(fileName)
73 return JacksonUtils.getListFromJson(content, valueType)
76 suspend fun <T> getListFromClassPathFile(fileName: String, valueType: Class<T>): List<T> {
77 val content: String = getClassPathFileContent(fileName)
78 return JacksonUtils.getListFromJson(content, valueType)
81 suspend fun <T> getMapFromFile(file: File, valueType: Class<T>): MutableMap<String, T> {
82 val content: String = getContent(file)
83 return JacksonUtils.getMapFromJson(content, valueType)
86 suspend fun <T> getMapFromClassPathFile(fileName: String, valueType: Class<T>): MutableMap<String, T> {
87 val content: String = getClassPathFileContent(fileName)
88 return JacksonUtils.getMapFromJson(content, valueType)