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Diffstat (limited to 'runtime/src/main/java/org/onap/policy/clamp/policy/PolicyPayload.java')
| -rw-r--r-- | runtime/src/main/java/org/onap/policy/clamp/policy/PolicyPayload.java | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/runtime/src/main/java/org/onap/policy/clamp/policy/PolicyPayload.java b/runtime/src/main/java/org/onap/policy/clamp/policy/PolicyPayload.java new file mode 100644 index 000000000..d2c860150 --- /dev/null +++ b/runtime/src/main/java/org/onap/policy/clamp/policy/PolicyPayload.java @@ -0,0 +1,91 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP POLICY-CLAMP + * ================================================================================ + * Copyright (C) 2021 AT&T 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.policy.clamp.policy; + +import com.att.eelf.configuration.EELFLogger; +import com.att.eelf.configuration.EELFManager; +import com.google.gson.JsonArray; +import com.google.gson.JsonObject; +import java.io.UnsupportedEncodingException; +import java.util.Map; +import org.apache.commons.lang3.StringUtils; +import org.json.JSONObject; +import org.onap.policy.clamp.clds.util.JsonUtils; +import org.yaml.snakeyaml.Yaml; + +/** + * This class is a utility class to create the policy payload. + */ +public class PolicyPayload { + + private static final EELFLogger logger = EELFManager.getInstance().getLogger(PolicyPayload.class); + + private static JsonObject createJsonFromPolicyTosca(String toscaContent) { + Map<String, Object> map = + new Yaml().load(!StringUtils.isEmpty(toscaContent) ? toscaContent : ""); + return JsonUtils.GSON.fromJson(new JSONObject(map).toString(), JsonObject.class); + } + + /** + * This method create the policy payload that must be sent to PEF. + * + * @return A String containing the payload + * @throws UnsupportedEncodingException In case of failure + */ + public static String createPolicyPayload(String policyModelType, String policyModelVersion, String policyName, + String policyVersion, JsonObject policyProperties, String toscaContent) + throws UnsupportedEncodingException { + JsonObject policyPayloadResult = new JsonObject(); + + policyPayloadResult.add("tosca_definitions_version", + createJsonFromPolicyTosca(toscaContent).get("tosca_definitions_version")); + + JsonObject topologyTemplateNode = new JsonObject(); + policyPayloadResult.add("topology_template", topologyTemplateNode); + + JsonArray policiesArray = new JsonArray(); + topologyTemplateNode.add("policies", policiesArray); + + JsonObject thisPolicy = new JsonObject(); + policiesArray.add(thisPolicy); + + JsonObject policyDetails = new JsonObject(); + thisPolicy.add(policyName, policyDetails); + policyDetails.addProperty("type", policyModelType); + policyDetails.addProperty("type_version", policyModelVersion); + policyDetails.addProperty("version", policyVersion); + policyDetails.addProperty("name", policyName); + + JsonObject policyMetadata = new JsonObject(); + policyDetails.add("metadata", policyMetadata); + policyMetadata.addProperty("policy-id", policyName); + policyMetadata.addProperty("policy-version", policyVersion); + + policyDetails.add("properties", policyProperties); + + String policyPayload = JsonUtils.GSON.toJson(policyPayloadResult); + logger.info("Policy payload: " + policyPayload); + return policyPayload; + } +}
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