2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2018-2019, 2021 AT&T Intellectual Property. All rights reserved.
6 * Modifications Copyright (C) 2024 Nordix Foundation.
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.drools.pooling.message;
25 import lombok.NoArgsConstructor;
27 import org.onap.policy.drools.pooling.PoolingFeatureException;
30 * Messages sent on the internal topic.
35 public class Message {
38 * Name of the administrative channel.
40 public static final String ADMIN = "_admin";
43 * Host that originated the message.
45 private String source;
48 * Channel on which the message is routed, which is either the target host
51 private String channel;
57 * @param source host on which the message originated
59 public Message(String source) {
64 * Checks the validity of the message, including verifying that required
65 * fields are not missing.
67 * @throws PoolingFeatureException if the message is invalid
69 public void checkValidity() throws PoolingFeatureException {
70 if (source == null || source.isEmpty()) {
71 throw new PoolingFeatureException("missing message source");
74 if (channel == null || channel.isEmpty()) {
75 throw new PoolingFeatureException("missing message channel");