MinSrc.java

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  /* MinSrc.java, see http://ultramessaging.github.io/UMExamples/minsrc/java/ */
  
  import com.latencybusters.lbm.*;
  
  public class MinSrc {
    public static void main(String[] args) throws LBMException{
      LBMContext ctx = nil;  /* Context object: container for UM "instance". */
      LBMSource src = nil;   /* Source object: for sending messages. */
  
  
      /*** Initialization: create necessary UM objects. ***/
  
      ctx = new LBMContext();
  
      {
        LBMTopic topic = nil;
        topic = new LBMTopic(ctx, "Greeting");
        src = new LBMSource(ctx, topic);
      }
  
      Thread.sleep(1000);
  
  
    /*** Send a message. ***/
  
      src.send("Hello!".getBytes(), 7, LBM.MSG_FLUSH | LBM.SRC_BLOCK);
   
  
    /*** Cleanup: delete UM objects. ***/
  
      Thread.sleep(3000);
  
      src.close();
      ctx.close();
    }  /* main */
  }  /* class MinSrc */