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.actorserviceprovider.impl;
25 import org.onap.policy.common.endpoints.http.client.HttpClientFactory;
26 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
27 import org.onap.policy.common.parameters.ValidationResult;
28 import org.onap.policy.controlloop.actorserviceprovider.Operation;
29 import org.onap.policy.controlloop.actorserviceprovider.Util;
30 import org.onap.policy.controlloop.actorserviceprovider.parameters.ControlLoopOperationParams;
31 import org.onap.policy.controlloop.actorserviceprovider.parameters.HttpConfig;
32 import org.onap.policy.controlloop.actorserviceprovider.parameters.HttpParams;
33 import org.onap.policy.controlloop.actorserviceprovider.parameters.ParameterValidationRuntimeException;
36 * Operator that uses HTTP. The operator's parameters must be an {@link HttpParams}.
38 public class HttpOperator extends OperatorPartial {
41 * Function to make an operation.
43 @SuppressWarnings("rawtypes")
44 private final OperationMaker<HttpConfig, HttpOperation> operationMaker;
47 * Current configuration. This is set by {@link #doConfigure(Map)}.
50 private HttpConfig currentConfig;
54 * Constructs the object.
56 * @param actorName name of the actor with which this operator is associated
57 * @param name operation name
59 protected HttpOperator(String actorName, String name) {
60 this(actorName, name, null);
64 * Constructs the object.
66 * @param actorName name of the actor with which this operator is associated
67 * @param name operation name
68 * @param operationMaker function to make an operation
70 public HttpOperator(String actorName, String name,
71 @SuppressWarnings("rawtypes") OperationMaker<HttpConfig, HttpOperation> operationMaker) {
72 super(actorName, name);
73 this.operationMaker = operationMaker;
77 * Translates the parameters to an {@link HttpParams} and then extracts the relevant
81 protected void doConfigure(Map<String, Object> parameters) {
82 currentConfig = makeConfiguration(parameters);
86 * Makes a new configuration using the specified parameters.
88 * @param parameters operator parameters
89 * @return a new configuration
91 protected HttpConfig makeConfiguration(Map<String, Object> parameters) {
92 HttpParams params = Util.translate(getFullName(), parameters, HttpParams.class);
93 ValidationResult result = params.validate(getFullName());
94 if (!result.isValid()) {
95 throw new ParameterValidationRuntimeException("invalid parameters", result);
98 return new HttpConfig(getBlockingExecutor(), params, getClientFactory());
102 public Operation buildOperation(ControlLoopOperationParams params) {
103 if (operationMaker == null) {
104 throw new UnsupportedOperationException("cannot make operation for " + getFullName());
109 return operationMaker.apply(params, currentConfig);
112 // these may be overridden by junit tests
114 protected HttpClientFactory getClientFactory() {
115 return HttpClientFactoryInstance.getClientFactory();