Package org.hornetq.utils

Examples of org.hornetq.utils.TimeAndCounterIDGenerator.generateID()

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      Assert.assertEquals(1, id1 & 0xffff);
      Assert.assertEquals(2, seq.generateID() & 0xffff);

      seq.refresh();

      long id2 = seq.generateID();

      Assert.assertTrue(id2 > id1);

      Assert.assertEquals(1, id2 & 0xffff);
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               latchStart.await();

               long lastValue = 0l;
               for (int i = 0; i < NUMBER_OF_IDS; i++)
               {
                  long value = seq.generateID();
                  Assert.assertTrue(TimeAndCounterIDGeneratorTest.hex(value) + " should be greater than " +
                                    TimeAndCounterIDGeneratorTest.hex(lastValue) +
                                    " on seq " +
                                    seq.toString(), value > lastValue);
                  lastValue = value;
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      seq.setInternalID(TimeAndCounterIDGenerator.ID_MASK); // 1 ID about to explode

      try
      {
         // This is simulating a situation where we generated more than 268 million messages on the same time interval
         seq.generateID();
         Assert.fail("It was supposed to throw an exception, as the counter was set to explode on this test");
      }
      catch (Exception e)
      {
      }
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      long timeMark = seq.getInternalTimeMark();

      seq.setInternalID(TimeAndCounterIDGenerator.ID_MASK); // 1 ID about to explode

      // This is ok... the time portion would be added to the next one generated 10 seconds ago
      seq.generateID();

      Assert.assertTrue(TimeAndCounterIDGeneratorTest.hex(timeMark) + " < " +
                                 TimeAndCounterIDGeneratorTest.hex(seq.getInternalTimeMark()),
                        timeMark < seq.getInternalTimeMark());
   }
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      long lastNr = 0;

      for (long i = 0; i < max; i++)
      {
         long seqNr = seq.generateID();

         Assert.assertTrue("The sequence generator should aways generate crescent numbers", seqNr > lastNr);

         lastNr = seqNr;
      }
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   public void testCalculationRefresh()
   {
      TimeAndCounterIDGenerator seq = new TimeAndCounterIDGenerator();

      long id1 = seq.generateID();
      Assert.assertEquals(1, id1 & 0xffff);
      Assert.assertEquals(2, seq.generateID() & 0xffff);

      seq.refresh();
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   {
      TimeAndCounterIDGenerator seq = new TimeAndCounterIDGenerator();

      long id1 = seq.generateID();
      Assert.assertEquals(1, id1 & 0xffff);
      Assert.assertEquals(2, seq.generateID() & 0xffff);

      seq.refresh();

      long id2 = seq.generateID();
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         System.out.println("Adding Records:");

         for (int i = 0; i < 10; i++)
         {
            journalExample.appendAddRecord(idgenerator.generateID(), (byte)1, new byte[] { 0,
                                                                                          1,
                                                                                          2,
                                                                                          0,
                                                                                          1,
                                                                                          2,
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                                                                                          0,
                                                                                          1,
                                                                                          2 }, false);
         }

         long tx = idgenerator.generateID(); // some id generation system

         for (int i = 0; i < 100; i++)
         {
            journalExample.appendAddRecordTransactional(tx, idgenerator.generateID(), (byte)2, new byte[] { 0,
                                                                                                           1,
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         long tx = idgenerator.generateID(); // some id generation system

         for (int i = 0; i < 100; i++)
         {
            journalExample.appendAddRecordTransactional(tx, idgenerator.generateID(), (byte)2, new byte[] { 0,
                                                                                                           1,
                                                                                                           2,
                                                                                                           0,
                                                                                                           1,
                                                                                                           2,
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