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TypeScript kafka-node.Producer类代码示例

本文整理汇总了TypeScript中kafka-node.Producer的典型用法代码示例。如果您正苦于以下问题:TypeScript Producer类的具体用法?TypeScript Producer怎么用?TypeScript Producer使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了Producer类的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。

示例1: kit

  kit('listens to a kafka topic', (done) => {
    let recieved = 0;
    let topic = 'gustavTest-listen';

    let producer = new kafka.Producer(client);

    producer.on('ready', () => {
      producer.send([{
        topic,
        messages: ['hello']
      }], handleErr);
    });

    producer.on('err', handleErr);

    let kafObservable = gr.from(topic);

    kafObservable.subscribe(item => {
      recieved++;
      expect(item, 'Recieved proper message').to.equal('hello');
      expect(recieved, 'Correct number of runs').to.equal(1);
      done();
    },
    handleErr);
  });
开发者ID:jonesnc,项目名称:gustav,代码行数:25,代码来源:GKafka.ts

示例2: to

  to(topic: string, iO: Observable<any>): Subscription<any> {
    let client = this.getClient();
    let producer = new kafka.Producer(client);

    let buffer = [];
    let handleErr = err =>  {
      if (err) { throw err; }
    };

    producer.on('ready', () => {
      if (!buffer.length) { return; }
      producer.send([{
        topic: topic,
        messages: buffer
      }], handleErr);
    });

    return iO
    // Things run faster overall with a little buffering
    .bufferTime(50)
    .subscribe(
      msg => {
        if (!msg.length) { return; }

        for (let i = msg.length - 1; i >= 0; i--) {
          msg[i] = typeof msg[i] === 'string' ? msg[i] : JSON.stringify(msg[i]);
        }

        if (!producer.ready) {
          buffer = buffer.concat(msg);
          return;
        }

        producer.send([{
          topic: topic,
          messages: msg
        }], handleErr);
      },
      handleErr,
      () => {
        producer.send([{
          topic: topic,
          messages: ['__done']
        }]);
      }
    );
  }
开发者ID:jonesnc,项目名称:gustav,代码行数:47,代码来源:GustavKafka.ts

示例3:

 producer.on('ready', () => {
   if (!buffer.length) { return; }
   producer.send([{
     topic: topic,
     messages: buffer
   }], handleErr);
 });
开发者ID:jonesnc,项目名称:gustav,代码行数:7,代码来源:GustavKafka.ts

示例4:

 producer.on('ready', () => {
   producer.send([{
     topic,
     messages: ['hello']
   }], handleErr);
 });
开发者ID:jonesnc,项目名称:gustav,代码行数:6,代码来源:GKafka.ts


注:本文中的kafka-node.Producer类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。