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.parameters;
24 import java.util.UUID;
25 import java.util.concurrent.CompletableFuture;
26 import java.util.concurrent.Executor;
27 import java.util.concurrent.ForkJoinPool;
28 import java.util.function.Consumer;
29 import lombok.AllArgsConstructor;
30 import lombok.Builder;
31 import lombok.EqualsAndHashCode;
33 import org.onap.policy.common.parameters.BeanValidationResult;
34 import org.onap.policy.common.parameters.BeanValidator;
35 import org.onap.policy.common.parameters.annotations.NotNull;
36 import org.onap.policy.controlloop.actorserviceprovider.ActorService;
37 import org.onap.policy.controlloop.actorserviceprovider.Operation;
38 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
39 import org.onap.policy.controlloop.actorserviceprovider.TargetType;
40 import org.onap.policy.controlloop.actorserviceprovider.Util;
41 import org.slf4j.Logger;
42 import org.slf4j.LoggerFactory;
45 * Parameters for control loop operations. The executor defaults to
46 * {@link ForkJoinPool#commonPool()}, but may be overridden.
49 @Builder(toBuilder = true)
52 public class ControlLoopOperationParams {
53 private static final Logger logger = LoggerFactory.getLogger(ControlLoopOperationParams.class);
56 * Optional keys within the "targetEntityIds" map.
58 public static final String PARAMS_ENTITY_RESOURCEID = "resourceID";
59 public static final String PARAMS_ENTITY_MODEL_INVARIANT_ID = "modelInvariantId";
60 public static final String PARAMS_ENTITY_MODEL_VERSION_ID = "modelVersionId";
61 public static final String PARAMS_ENTITY_MODEL_NAME = "modelName";
62 public static final String PARAMS_ENTITY_MODEL_VERSION = "modelVersion";
63 public static final String PARAMS_ENTITY_MODEL_CUSTOMIZATION_ID = "modelCustomizationId";
72 * Actor service in which to find the actor/operation.
75 private ActorService actorService;
78 * Request ID with which all actor operations are associated. Used to track requests
79 * across various components/servers.
82 private UUID requestId;
85 * Executor to use to run the operation.
89 private Executor executor = ForkJoinPool.commonPool();
95 private String operation;
98 * Payload data for the request.
100 private Map<String, Object> payload;
103 * Number of retries allowed, or {@code null} if no retries.
105 private Integer retry;
108 * The Target Type information, extracted from the Policy. May be {@code null}, depending
109 * on the requirement of the operation to be invoked.
111 private TargetType targetType;
114 * Target entitiy ids, extracted from the Policy. May be (@code null}, depending on
115 * the requirement of the operation to be invoked.
117 private Map<String, String> targetEntityIds;
120 * Timeout, in seconds, or {@code null} if no timeout. Zero and negative values also
124 private Integer timeoutSec = 300;
127 * The function to invoke when the operation starts. This is optional.
129 * Note: this may be invoked multiple times, but with different actor/operations. That
130 * may happen if the current operation requires other operations to be performed first
131 * (e.g., A&AI queries, guard checks).
133 private Consumer<OperationOutcome> startCallback;
136 * The function to invoke when the operation completes. This is optional.
138 * Note: this may be invoked multiple times, but with different actor/operations. That
139 * may happen if the current operation requires other operations to be performed first
140 * (e.g., A&AI queries, guard checks).
142 private Consumer<OperationOutcome> completeCallback;
145 * Starts the specified operation.
147 * @return a future that will return the result of the operation
148 * @throws IllegalArgumentException if the parameters are invalid
150 public CompletableFuture<OperationOutcome> start() {
151 return build().start();
155 * Builds the specified operation.
157 * @return a new operation
158 * @throws IllegalArgumentException if the parameters are invalid
160 public Operation build() {
161 BeanValidationResult result = validate();
162 if (!result.isValid()) {
163 logger.warn("parameter error in operation {}.{} for {}:\n{}", getActor(), getOperation(), getRequestId(),
165 throw new IllegalArgumentException("invalid parameters");
170 .getActor(getActor())
171 .getOperator(getOperation())
172 .buildOperation(this);
177 * Gets the requested ID of the associated event.
179 * @return the event's request ID, or {@code null} if no request ID is available
181 public UUID getRequestId() {
186 * Makes an operation outcome, populating it from the parameters.
188 * @return a new operation outcome
190 public OperationOutcome makeOutcome() {
191 OperationOutcome outcome = new OperationOutcome();
192 outcome.setActor(getActor());
193 outcome.setOperation(getOperation());
199 * Invokes the callback to indicate that the operation has started. Any exceptions
200 * generated by the callback are logged, but not re-thrown.
202 * @param operation the operation that is being started
204 public void callbackStarted(OperationOutcome operation) {
205 logger.info("started operation {}.{} for {}", operation.getActor(), operation.getOperation(), getRequestId());
207 if (startCallback != null) {
208 Util.runFunction(() -> startCallback.accept(operation), "{}.{}: start-callback threw an exception for {}",
209 operation.getActor(), operation.getOperation(), getRequestId());
214 * Invokes the callback to indicate that the operation has completed. Any exceptions
215 * generated by the callback are logged, but not re-thrown.
217 * @param operation the operation that is being started
219 public void callbackCompleted(OperationOutcome operation) {
220 logger.info("completed operation {}.{} outcome={} for {}", operation.getActor(), operation.getOperation(),
221 operation.getResult(), getRequestId());
223 if (completeCallback != null) {
224 Util.runFunction(() -> completeCallback.accept(operation),
225 "{}.{}: complete-callback threw an exception for {}", operation.getActor(),
226 operation.getOperation(), getRequestId());
231 * Validates the parameters.
233 * @return the validation result
235 public BeanValidationResult validate() {
236 return new BeanValidator().validateTop(ControlLoopOperationParams.class.getSimpleName(), this);