2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.controlloop.actor.aai;
25 import java.util.concurrent.CompletableFuture;
26 import javax.ws.rs.core.MediaType;
27 import javax.ws.rs.core.Response;
28 import org.onap.policy.aai.AaiConstants;
29 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
30 import org.onap.policy.common.endpoints.utils.NetLoggerUtil.EventType;
31 import org.onap.policy.common.utils.coder.StandardCoderObject;
32 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
33 import org.onap.policy.controlloop.actorserviceprovider.impl.HttpOperation;
34 import org.onap.policy.controlloop.actorserviceprovider.impl.HttpOperator;
35 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
40 * Superclass of A&AI operators that use "get" to perform their request and store their
41 * response within the context as a {@link StandardCoderObject}. The property name under
42 * which they are stored is ${actor}.${operation}.${targetEntity}.
44 public class AaiGetOperation extends HttpOperation<StandardCoderObject> {
45 private static final Logger logger = LoggerFactory.getLogger(AaiGetOperation.class);
47 public static final int DEFAULT_RETRY = 3;
50 public static final String TENANT = "Tenant";
53 private static final String TENANT_KEY_PREFIX = AaiConstants.CONTEXT_PREFIX + TENANT + ".";
56 * Operation names supported by this operator.
58 public static final Set<String> OPERATIONS = Set.of(TENANT);
62 * Responses that are retrieved from A&AI are placed in the operation context under
63 * the name "${propertyPrefix}.${targetEntity}".
65 private final String propertyPrefix;
68 * Constructs the object.
70 * @param params operation parameters
71 * @param operator operator that created this operation
73 public AaiGetOperation(ControlLoopOperationParams params, HttpOperator operator) {
74 super(params, operator, StandardCoderObject.class);
75 this.propertyPrefix = operator.getFullName() + ".";
79 * Gets the "context key" for the tenant query response associated with the given
82 * @param targetEntity target entity
83 * @return the "context key" for the response associated with the given target
85 public static String getTenantKey(String targetEntity) {
86 return (TENANT_KEY_PREFIX + targetEntity);
90 protected CompletableFuture<OperationOutcome> startOperationAsync(int attempt, OperationOutcome outcome) {
92 Map<String, Object> headers = makeHeaders();
94 headers.put("Accept", MediaType.APPLICATION_JSON);
95 String url = makeUrl();
97 logMessage(EventType.OUT, CommInfrastructure.REST, url, null);
100 return handleResponse(outcome, url,
101 callback -> operator.getClient().get(callback, makePath(), headers));
106 protected Map<String, Object> makeHeaders() {
107 return AaiUtil.makeHeaders(params);
111 public String makePath() {
112 return (operator.getPath() + "/" + params.getTargetEntity());
116 * Injects the response into the context.
119 protected void postProcessResponse(OperationOutcome outcome, String url, Response rawResponse,
120 StandardCoderObject response) {
121 String entity = params.getTargetEntity();
123 logger.info("{}: caching response of {} for {}", getFullName(), entity, params.getRequestId());
125 params.getContext().setProperty(propertyPrefix + entity, response);
129 * Provides a default retry value, if none specified.
132 protected int getRetry(Integer retry) {
133 return (retry == null ? DEFAULT_RETRY : retry);