diff options
Diffstat (limited to 'prh-app-server/src/main/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverter.java')
-rw-r--r-- | prh-app-server/src/main/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverter.java | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/prh-app-server/src/main/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverter.java b/prh-app-server/src/main/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverter.java new file mode 100644 index 00000000..79bf4656 --- /dev/null +++ b/prh-app-server/src/main/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverter.java @@ -0,0 +1,62 @@ +/* + * ============LICENSE_START======================================================= + * PNF-REGISTRATION-HANDLER + * ================================================================================ + * Copyright (C) 2019 NOKIA Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.onap.dcaegen2.services.bootstrap; + +import com.google.gson.JsonObject; +import com.google.gson.JsonPrimitive; + +import java.util.Map; + +import static java.util.stream.Collectors.toMap; + +class CbsJsonToPropertyMapConverter { + + private static final String CBS_CONFIG_ROOT_PROPERTY = "config"; + + Map<String, Object> convertToMap(JsonObject jsonObject) { + verifyExpectedCbsJsonFormat(jsonObject); + JsonObject config = jsonObject.getAsJsonObject(CBS_CONFIG_ROOT_PROPERTY); + return config.entrySet().stream() + .filter(entry -> entry.getValue().isJsonPrimitive()) + .collect(toMap(Map.Entry::getKey, entry -> unpack(entry.getValue().getAsJsonPrimitive()))); + } + + private static void verifyExpectedCbsJsonFormat(JsonObject jsonObject) { + if (!jsonObject.has(CBS_CONFIG_ROOT_PROPERTY)) { + throw new IllegalArgumentException("Missing expected '" + CBS_CONFIG_ROOT_PROPERTY + "'" + + " property in json from CBS."); + } + } + + private Object unpack(JsonPrimitive value) { + if (value.isString()) { + return value.getAsString(); + } + if (value.isBoolean()) { + return value.getAsBoolean(); + } + if (value.isNumber()) { + return value.getAsLong(); + } + throw new IllegalArgumentException("Unexpected JsonPrimitive type found in configuration form CBS: " + value); + } + +} |