Package com.facebook.presto

Examples of com.facebook.presto.UnpartitionedPagePartitionFunction

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        ExecutorService remoteTaskExecutor = newCachedThreadPool(daemonThreadsNamed("remoteTaskExecutor"));
        MockRemoteTaskFactory remoteTaskFactory = new MockRemoteTaskFactory(remoteTaskExecutor);
        ExecutorService executor = newCachedThreadPool(daemonThreadsNamed("stageExecutor"));

        OutputBuffers outputBuffers = INITIAL_EMPTY_OUTPUT_BUFFERS
                .withBuffer("out", new UnpartitionedPagePartitionFunction())
                .withNoMoreBufferIds();

        StageExecutionPlan tableScanPlan = createTableScanPlan("test", splitCount);
        return new SqlStageExecution(new QueryId("query"),
                locationFactory,
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            InMemoryNodeManager nodeManager = new InMemoryNodeManager();
            nodeManager.addNode("foo", new PrestoNode("other", URI.create("http://127.0.0.1:11"), NodeVersion.UNKNOWN));

            OutputBuffers outputBuffers = INITIAL_EMPTY_OUTPUT_BUFFERS
                    .withBuffer("out", new UnpartitionedPagePartitionFunction())
                    .withNoMoreBufferIds();

            stageExecution = new SqlStageExecution(new QueryId("query"),
                    new MockLocationFactory(),
                    joinPlan,
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        mockTaskManager.updateTask(session,
                outputTaskId,
                null,
                ImmutableList.<TaskSource>of(),
                INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("out", new UnpartitionedPagePartitionFunction()).withNoMoreBufferIds());

        SimpleQuery simpleQuery = new SimpleQuery(outputTaskId, locationFactory.createQueryLocation(outputTaskId.getQueryId()), mockTaskManager, locationFactory);
        queries.put(outputTaskId.getQueryId(), simpleQuery);
        return simpleQuery.getQueryInfo();
    }
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            TaskId taskId = TASK_ID;
            TaskInfo taskInfo = sqlTaskManager.updateTask(SESSION,
                    taskId,
                    PLAN_FRAGMENT,
                    ImmutableList.of(new TaskSource(TABLE_SCAN_NODE_ID, ImmutableSet.of(SPLIT), true)),
                    INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("out", new UnpartitionedPagePartitionFunction()).withNoMoreBufferIds());
            assertEquals(taskInfo.getState(), TaskState.RUNNING);

            taskInfo = sqlTaskManager.getTaskInfo(taskId);
            assertEquals(taskInfo.getState(), TaskState.RUNNING);
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            TaskId taskId = TASK_ID;
            TaskInfo taskInfo = sqlTaskManager.updateTask(SESSION,
                    taskId,
                    PLAN_FRAGMENT,
                    ImmutableList.of(new TaskSource(TABLE_SCAN_NODE_ID, ImmutableSet.of(SPLIT), true)),
                    INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("out", new UnpartitionedPagePartitionFunction()).withNoMoreBufferIds());
            assertEquals(taskInfo.getState(), TaskState.RUNNING);

            taskInfo = sqlTaskManager.getTaskInfo(taskId);
            assertEquals(taskInfo.getState(), TaskState.RUNNING);
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        // add three items
        for (int i = 0; i < 3; i++) {
            addPage(sharedBuffer, createPage(i));
        }

        OutputBuffers outputBuffers = INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("first", new UnpartitionedPagePartitionFunction());

        // add a queue
        sharedBuffer.setOutputBuffers(outputBuffers);
        assertQueueState(sharedBuffer, "first", 3, 0);

        // get the three elements
        assertBufferResultEquals(TYPES, getBufferResult(sharedBuffer, "first", 0, sizeOfPages(10), NO_WAIT), bufferResult(0, createPage(0), createPage(1), createPage(2)));
        // pages not acknowledged yet so state is the same
        assertQueueState(sharedBuffer, "first", 3, 0);

        // acknowledge first three pages
        sharedBuffer.get("first", 3, sizeOfPages(10)).cancel(true);
        // pages now acknowledged
        assertQueueState(sharedBuffer, "first", 0, 3);

        // fill the buffer (we already added 3 pages)
        for (int i = 3; i < 10; i++) {
            addPage(sharedBuffer, createPage(i));
        }
        assertQueueState(sharedBuffer, "first", 7, 3);

        // try to add one more page, which should block
        ListenableFuture<?> future = enqueuePage(sharedBuffer, createPage(10));

        // remove a page
        assertBufferResultEquals(TYPES, getBufferResult(sharedBuffer, "first", 3, sizeOfPages(1), NO_WAIT), bufferResult(3, createPage(3)));
        // page not acknowledged yet so sent count is the same
        assertQueueState(sharedBuffer, "first", 8, 3);

        // we should still be blocked
        assertFalse(future.isDone());

        //
        // add another buffer and verify it sees all pages
        outputBuffers = outputBuffers.withBuffer("second", new UnpartitionedPagePartitionFunction());
        sharedBuffer.setOutputBuffers(outputBuffers);
        assertQueueState(sharedBuffer, "second", 11, 0);
        assertBufferResultEquals(TYPES, getBufferResult(sharedBuffer, "second", 0, sizeOfPages(10), NO_WAIT), bufferResult(0, createPage(0),
                createPage(1),
                createPage(2),
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            addPage(sharedBuffer, createPage(i));
        }

        // add a queue
        OutputBuffers outputBuffers = INITIAL_EMPTY_OUTPUT_BUFFERS;
        outputBuffers = outputBuffers.withBuffer("first", new UnpartitionedPagePartitionFunction());
        sharedBuffer.setOutputBuffers(outputBuffers);
        assertQueueState(sharedBuffer, "first", 3, 0);

        // get the three elements
        assertBufferResultEquals(TYPES, getBufferResult(sharedBuffer, "first", 0, sizeOfPages(10), NO_WAIT), bufferResult(0, createPage(0), createPage(1), createPage(2)));
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        sharedBuffer.setOutputBuffers(INITIAL_EMPTY_OUTPUT_BUFFERS.withNoMoreBufferIds());
        assertFalse(sharedBuffer.isFinished());

        try {
            OutputBuffers outputBuffers = INITIAL_EMPTY_OUTPUT_BUFFERS
                    .withBuffer("foo", new UnpartitionedPagePartitionFunction())
                    .withNoMoreBufferIds();

            sharedBuffer.setOutputBuffers(outputBuffers);
            fail("Expected IllegalStateException from addQueue after noMoreQueues has been called");
        }
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        // set no more queues a second time to assure that we don't get an exception or such
        sharedBuffer.setOutputBuffers(INITIAL_EMPTY_OUTPUT_BUFFERS.withNoMoreBufferIds());
        assertFinished(sharedBuffer);

        // add queue calls after finish should be ignored
        sharedBuffer.setOutputBuffers(INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("foo", new UnpartitionedPagePartitionFunction()).withNoMoreBufferIds());
    }
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        // add a page and verify the future is not complete
        addPage(sharedBuffer, createPage(33));
        assertFalse(future.isDone());

        // add the buffer and verify the future completed
        sharedBuffer.setOutputBuffers(INITIAL_EMPTY_OUTPUT_BUFFERS.withBuffer("first", new UnpartitionedPagePartitionFunction()));
        assertBufferResultEquals(TYPES, getFuture(future, NO_WAIT), bufferResult(0, createPage(33)));
    }
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Related Classes of com.facebook.presto.UnpartitionedPagePartitionFunction

  • com.facebook.presto.execution.BufferResult
  • com.facebook.presto.execution.SqlStageExecution
  • com.facebook.presto.execution.TestSharedBuffer
  • com.facebook.presto.execution.TestSqlStageExecution
  • com.facebook.presto.execution.TestSqlTask
  • com.facebook.presto.execution.TestSqlTaskExecution
  • com.facebook.presto.execution.TestSqlTaskManager
  • com.facebook.presto.server.MockQueryManager
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