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/*
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2018-2019, 2021 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2024 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.drools.pooling.message;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
import org.onap.policy.drools.pooling.PoolingFeatureException;
/**
* Messages sent on the internal topic.
*/
@Getter
@Setter
@NoArgsConstructor
public class Message {
/**
* Name of the administrative channel.
*/
public static final String ADMIN = "_admin";
/**
* Host that originated the message.
*/
private String source;
/**
* Channel on which the message is routed, which is either the target host
* or {@link #ADMIN}.
*/
private String channel;
/**
* Constructor.
*
* @param source host on which the message originated
*/
public Message(String source) {
this.source = source;
}
/**
* Checks the validity of the message, including verifying that required
* fields are not missing.
*
* @throws PoolingFeatureException if the message is invalid
*/
public void checkValidity() throws PoolingFeatureException {
if (source == null || source.isEmpty()) {
throw new PoolingFeatureException("missing message source");
}
if (channel == null || channel.isEmpty()) {
throw new PoolingFeatureException("missing message channel");
}
}
}
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