rocketmq-client-nodejs
Version:
RocketMQ Node.js Client
76 lines • 5.82 kB
JavaScript
;
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.Message = void 0;
class Message {
topic;
body;
tag;
messageGroup;
keys;
properties;
deliveryTimestamp;
priority;
liteTopic;
constructor(options) {
let finalDeliveryTimestamp = options.deliveryTimestamp;
if (options.delay && !finalDeliveryTimestamp) {
finalDeliveryTimestamp = new Date(Date.now() + options.delay);
}
const hasPriority = options.priority !== undefined;
const hasLiteTopic = options.liteTopic !== undefined;
const hasTimedDelivery = finalDeliveryTimestamp !== undefined;
const hasGroup = options.messageGroup !== undefined;
if (hasPriority) {
if (options.priority === undefined || options.priority < 0) {
throw new Error('priority must be greater than or equal to 0');
}
if (hasTimedDelivery || hasGroup || hasLiteTopic) {
throw new Error('priority is mutually exclusive with delay, deliveryTimestamp, messageGroup, and liteTopic');
}
}
if (hasLiteTopic) {
if (hasTimedDelivery || hasGroup) {
throw new Error('liteTopic is mutually exclusive with delay, deliveryTimestamp, and messageGroup');
}
}
if (hasTimedDelivery && hasGroup) {
throw new Error('delay/deliveryTimestamp is mutually exclusive with messageGroup');
}
// 4. Assign properties
this.topic = options.topic;
this.body = options.body;
this.tag = options.tag;
this.messageGroup = options.messageGroup;
this.keys = options.keys ?? [];
this.properties = options.properties;
this.deliveryTimestamp = finalDeliveryTimestamp;
this.priority = options.priority;
this.liteTopic = options.liteTopic;
}
/**
* Returns a string representation of the message.
*/
toString() {
return `Message{topic='${this.topic}', tag=${this.tag}, messageGroup=${this.messageGroup}, ` +
`liteTopic=${this.liteTopic}, priority=${this.priority}, deliveryTimestamp=${this.deliveryTimestamp}, ` +
`keys=[${this.keys.join(', ')}], properties=${JSON.stringify(this.properties)}}`;
}
}
exports.Message = Message;
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