Package com.yahoo.omid.tso.messages

Examples of com.yahoo.omid.tso.messages.CommitResponse

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      if (LOG.isTraceEnabled()) {
         LOG.trace("messageReceived " + e.getMessage());
      }
      Object msg = e.getMessage();
      if (msg instanceof CommitResponse) {
         CommitResponse r = (CommitResponse)msg;
         CommitCallback cb = null;
         synchronized (commitCallbacks) {
            cb = commitCallbacks.remove(r.startTimestamp);
         }
         if (cb == null) {
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                break;
            case TSOMessage.CommitRequest:
                msg = new CommitRequest();
                break;
            case TSOMessage.CommitResponse:
                msg = new CommitResponse();
                break;
            case TSOMessage.CommitQueryRequest:
                msg = new CommitQueryRequest();
                break;
            case TSOMessage.CommitQueryResponse:
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   /**
    * Handle the CommitRequest message
    */
   public void handle(CommitRequest msg, ChannelHandlerContext ctx) {
      CommitResponse reply = new CommitResponse(msg.startTimestamp);
      ByteArrayOutputStream baos = sharedState.baos;
      DataOutputStream toWAL  = sharedState.toWAL;
      synchronized (sharedState) {
         //0. check if it should abort
         if (msg.startTimestamp < timestampOracle.first()) {
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      secondClientHandler.sendMessage(new TimestampRequest());
      secondClientHandler.receiveBootstrap();
      TimestampResponse tr2 = secondClientHandler.receiveMessage(TimestampResponse.class);
     
      clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r1 }));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertTrue(cr1.commitTimestamp > tr1.timestamp);
      assertEquals(tr1.timestamp, cr1.startTimestamp);
     
     
      secondClientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1, r2 }));
      CommitResponse cr2 = secondClientHandler.receiveMessage(CommitResponse.class);
      assertEquals(tr2.timestamp, cr2.startTimestamp);
      assertFalse(cr2.committed);
     
      clientHandler.sendMessage(new TimestampRequest());
      CommittedTransactionReport ctr2 = clientHandler.receiveMessage(CommittedTransactionReport.class);
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      TimestampResponse tr2 = clientHandler.receiveMessage(TimestampResponse.class);
      TimestampResponse tr3 = clientHandler.receiveMessage(TimestampResponse.class);
     
      clientHandler.setAutoFullAbort(false);
      clientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1 }));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      clientHandler.sendMessage(new CommitRequest(tr3.timestamp, new RowKey[] { r1, r2 }));
      CommitResponse cr2 = clientHandler.receiveMessage(CommitResponse.class);
      assertFalse(cr2.committed);

      secondClientHandler.sendMessage(new TimestampRequest());
      secondClientHandler.receiveMessage(CommittedTransactionReport.class);
      secondClientHandler.receiveMessage(AbortedTransactionReport.class);
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      clientHandler.sendMessage(new TimestampRequest());
      TimestampResponse tr2 = clientHandler.receiveMessage(TimestampResponse.class);
      assertEquals(++timestamp, tr2.timestamp);

      clientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1 }));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertEquals(tr2.timestamp, cr1.startTimestamp);
      assertEquals(++timestamp, cr1.commitTimestamp);

      clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r2 }));
      CommitResponse cr2 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr2.committed);
      assertEquals(tr1.timestamp, cr2.startTimestamp);
      assertEquals(++timestamp, cr2.commitTimestamp);

      {
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      clientHandler.sendMessage(new TimestampRequest());
      clientHandler.receiveBootstrap();
      TimestampResponse tr1 = clientHandler.receiveMessage(TimestampResponse.class);

      clientHandler.sendMessage(new CommitRequest(tr1.timestamp));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertTrue(cr1.commitTimestamp > tr1.timestamp);
      assertEquals(tr1.timestamp, cr1.startTimestamp);
     
      secondClientHandler.sendMessage(new TimestampRequest());
      secondClientHandler.receiveBootstrap();
      TimestampResponse tr2 = secondClientHandler.receiveMessage(TimestampResponse.class);
     
      secondClientHandler.sendMessage(new CommitRequest(tr2.timestamp));
      CommitResponse cr2 = secondClientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr2.committed);
      assertTrue(cr2.commitTimestamp > tr2.timestamp);
      assertEquals(tr2.timestamp, cr2.startTimestamp);
     
      clientHandler.sendMessage(new TimestampRequest());
      // Txn 2 was a readonly transaction, so no committed info received
      clientHandler.receiveMessage(TimestampResponse.class);
     
      secondClientHandler.sendMessage(new TimestampRequest());
      TimestampResponse tr3 = secondClientHandler.receiveMessage(TimestampResponse.class);
     
      secondClientHandler.sendMessage(new CommitRequest(tr3.timestamp, new RowKey[] { r1 }));
      CommitResponse cr3 = secondClientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr3.committed);
      assertTrue(cr3.commitTimestamp > tr3.timestamp);
      assertEquals(tr3.timestamp, cr3.startTimestamp);
     
      clientHandler.sendMessage(new TimestampRequest());
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      CommitQueryResponse cqr1 = clientHandler.receiveMessage(CommitQueryResponse.class);
      assertFalse(cqr1.committed);
      assertFalse(cqr1.retry);

      clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r1 }));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertTrue(cr1.commitTimestamp > tr1.timestamp);
      assertEquals(tr1.timestamp, cr1.startTimestamp);

      //
      // Test Commit query of concurrent committed transaction
      //
      clientHandler.sendMessage(new CommitQueryRequest(tr2.timestamp, tr1.timestamp));
      CommitQueryResponse cqr2 = clientHandler.receiveMessage(CommitQueryResponse.class);
      assertFalse(cqr2.committed);
      assertFalse(cqr2.retry);

      clientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1, r2 }));
      CommitResponse cr2 = clientHandler.receiveMessage(CommitResponse.class);
      assertFalse(cr2.committed);

      // Queued reports
      clientHandler.sendMessage(new TimestampRequest());
      clientHandler.receiveMessage(CommittedTransactionReport.class);
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      clientHandler.sendMessage(new TimestampRequest());
      clientHandler.receiveBootstrap();
      TimestampResponse tr1 = clientHandler.receiveMessage(TimestampResponse.class);

      clientHandler.sendMessage(new CommitRequest(tr1.timestamp));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertTrue(cr1.commitTimestamp > tr1.timestamp);
      assertEquals(tr1.timestamp, cr1.startTimestamp);
   }
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      clientHandler.sendMessage(new TimestampRequest());
      TimestampResponse tr2 = clientHandler.receiveMessage(TimestampResponse.class);

      clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r1 }));
      CommitResponse cr1 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr1.committed);
      assertEquals(tr1.timestamp, cr1.startTimestamp);

      clientHandler.sendMessage(new CommitRequest(tr2.timestamp, new RowKey[] { r1, r2 }));
      CommitResponse cr2 = clientHandler.receiveMessage(CommitResponse.class);
      assertFalse(cr2.committed);

      // TODO fix this. Commiting an already committed value (either failed or commited) should fail
      // FIXME to do this.
//      clientHandler.sendMessage(new CommitRequest(tr1.timestamp, new RowKey[] { r2 }));
//      messageReceived = clientHandler.receiveMessage();
//      assertThat(messageReceived, is(CommitResponse.class));
//      CommitResponse cr3 = (CommitResponse) messageReceived;
//      assertFalse(cr3.committed);
     
      clientHandler.sendMessage(new TimestampRequest());
      // Pending commit report
      CommittedTransactionReport ctr1 = clientHandler.receiveMessage(CommittedTransactionReport.class);
      assertEquals(cr1.startTimestamp, ctr1.startTimestamp);
      assertEquals(cr1.commitTimestamp, ctr1.commitTimestamp);
      // Aborted transaction report
      AbortedTransactionReport atr = clientHandler.receiveMessage(AbortedTransactionReport.class);
      assertEquals(cr2.startTimestamp, atr.startTimestamp);
      // Full Abort report
      CleanedTransactionReport cltr = clientHandler.receiveMessage(CleanedTransactionReport.class);
      assertEquals(cr2.startTimestamp, cltr.startTimestamp);
     
      TimestampResponse tr3 = clientHandler.receiveMessage(TimestampResponse.class);

      clientHandler.sendMessage(new CommitRequest(tr3.timestamp, new RowKey[] { r1, r2 }));
      CommitResponse cr3 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr3.committed);
      assertEquals(tr3.timestamp, cr3.startTimestamp);

      clientHandler.sendMessage(new TimestampRequest());

      // Pending commit report
      CommittedTransactionReport ctr3 = clientHandler.receiveMessage(CommittedTransactionReport.class);
      assertEquals(cr3.startTimestamp, ctr3.startTimestamp);
      assertEquals(cr3.commitTimestamp, ctr3.commitTimestamp);
     
      TimestampResponse tr4 = clientHandler.receiveMessage(TimestampResponse.class);

      clientHandler.sendMessage(new CommitRequest(tr4.timestamp, new RowKey[] { r2 }));
      CommitResponse cr4 = clientHandler.receiveMessage(CommitResponse.class);
      assertTrue(cr4.committed);
      assertEquals(tr4.timestamp, cr4.startTimestamp);
     
      // Fetch commit report
      clientHandler.sendMessage(new TimestampRequest());
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Related Classes of com.yahoo.omid.tso.messages.CommitResponse

  • com.yahoo.omid.client.TSOClient
  • com.yahoo.omid.tso.serialization.TSODecoder
  • com.yahoo.omid.tso.TestBasicTransaction
  • com.yahoo.omid.tso.TestClientHandler
  • com.yahoo.omid.tso.TestCommit
  • com.yahoo.omid.tso.TestCommitAbortedReport
  • com.yahoo.omid.tso.TestCommitQuery
  • com.yahoo.omid.tso.TestCommitReport
  • com.yahoo.omid.tso.TestConflict
  • com.yahoo.omid.tso.TestMultipleCommitsWithoutConflict
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