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);
55 public static final String PARAMS_ENTITY_RESOURCEID = "resourceID";
56 public static final String PARAMS_ENTITY_MODEL_INVARIANT_ID = "modelInvariantId";
57 public static final String PARAMS_ENTITY_MODEL_VERSION_ID = "modelVersionId";
58 public static final String PARAMS_ENTITY_MODEL_NAME = "modelName";
59 public static final String PARAMS_ENTITY_MODEL_VERSION = "modelVersion";
60 public static final String PARAMS_ENTITY_MODEL_CUSTOMIZATION_ID = "modelCustomizationId";
69 * Actor service in which to find the actor/operation.
72 private ActorService actorService;
75 * Request ID with which all actor operations are associated. Used to track requests
76 * across various components/servers.
79 private UUID requestId;
82 * Executor to use to run the operation.
86 private Executor executor = ForkJoinPool.commonPool();
92 private String operation;
95 * Payload data for the request.
97 private Map<String, Object> payload;
100 * {@code True} if the preprocessing steps have already been executed, {@code false}
103 // TODO remove this once the rules no longer reference it
104 private boolean preprocessed;
107 * Number of retries allowed, or {@code null} if no retries.
109 private Integer retry;
112 * The Target Type information, extracted from the Policy. May be {@code null}, depending
113 * on the requirement of the operation to be invoked.
115 private TargetType targetType;
118 * Target entitiy ids, extracted from the Policy. May be (@code null}, depending on
119 * the requirement of the operation to be invoked.
121 private Map<String, String> targetEntityIds;
126 // TODO to be removed
127 private String targetEntity;
130 * Timeout, in seconds, or {@code null} if no timeout. Zero and negative values also
134 private Integer timeoutSec = 300;
137 * The function to invoke when the operation starts. This is optional.
139 * Note: this may be invoked multiple times, but with different actor/operations. That
140 * may happen if the current operation requires other operations to be performed first
141 * (e.g., A&AI queries, guard checks).
143 private Consumer<OperationOutcome> startCallback;
146 * The function to invoke when the operation completes. This is optional.
148 * Note: this may be invoked multiple times, but with different actor/operations. That
149 * may happen if the current operation requires other operations to be performed first
150 * (e.g., A&AI queries, guard checks).
152 private Consumer<OperationOutcome> completeCallback;
155 * Starts the specified operation.
157 * @return a future that will return the result of the operation
158 * @throws IllegalArgumentException if the parameters are invalid
160 public CompletableFuture<OperationOutcome> start() {
161 return build().start();
165 * Builds the specified operation.
167 * @return a new operation
168 * @throws IllegalArgumentException if the parameters are invalid
170 public Operation build() {
171 BeanValidationResult result = validate();
172 if (!result.isValid()) {
173 logger.warn("parameter error in operation {}.{} for {}:\n{}", getActor(), getOperation(), getRequestId(),
175 throw new IllegalArgumentException("invalid parameters");
180 .getActor(getActor())
181 .getOperator(getOperation())
182 .buildOperation(this);
187 * Gets the requested ID of the associated event.
189 * @return the event's request ID, or {@code null} if no request ID is available
191 public UUID getRequestId() {
196 * Makes an operation outcome, populating it from the parameters.
198 * @return a new operation outcome
200 // TODO to be removed
201 public OperationOutcome makeOutcome() {
202 return makeOutcome(getTargetEntity());
206 * Makes an operation outcome, populating it from the parameters.
208 * @param targetEntity the target entity
210 * @return a new operation outcome
212 public OperationOutcome makeOutcome(String targetEntity) {
213 OperationOutcome outcome = new OperationOutcome();
214 outcome.setActor(getActor());
215 outcome.setOperation(getOperation());
216 outcome.setTarget(targetEntity);
222 * Invokes the callback to indicate that the operation has started. Any exceptions
223 * generated by the callback are logged, but not re-thrown.
225 * @param operation the operation that is being started
227 public void callbackStarted(OperationOutcome operation) {
228 logger.info("started operation {}.{} for {}", operation.getActor(), operation.getOperation(), getRequestId());
230 if (startCallback != null) {
231 Util.runFunction(() -> startCallback.accept(operation), "{}.{}: start-callback threw an exception for {}",
232 operation.getActor(), operation.getOperation(), getRequestId());
237 * Invokes the callback to indicate that the operation has completed. Any exceptions
238 * generated by the callback are logged, but not re-thrown.
240 * @param operation the operation that is being started
242 public void callbackCompleted(OperationOutcome operation) {
243 logger.info("completed operation {}.{} outcome={} for {}", operation.getActor(), operation.getOperation(),
244 operation.getResult(), getRequestId());
246 if (completeCallback != null) {
247 Util.runFunction(() -> completeCallback.accept(operation),
248 "{}.{}: complete-callback threw an exception for {}", operation.getActor(),
249 operation.getOperation(), getRequestId());
254 * Validates the parameters.
256 * @return the validation result
258 public BeanValidationResult validate() {
259 return new BeanValidator().validateTop(ControlLoopOperationParams.class.getSimpleName(), this);