Package com.facebook.presto.operator

Examples of com.facebook.presto.operator.TaskContext

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                        }
                    }
                }
            });

            this.taskContext = new TaskContext(taskStateMachine,
                    notificationExecutor,
                    session,
                    checkNotNull(maxTaskMemoryUsage, "maxTaskMemoryUsage is null"),
                    checkNotNull(operatorPreAllocatedMemory, "operatorPreAllocatedMemory is null"),
                    cpuTimerEnabled);
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        return result;
    }

    private static DriverContext createDriverContext(Session session)
    {
        return new TaskContext(new TaskId("query", "stage", "task"), EXECUTOR, session)
                .addPipelineContext(true, true)
                .addDriverContext();
    }
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                        sharedBuffer.destroy();
                    }
                }
            });

            this.taskContext = new TaskContext(taskStateMachine,
                    notificationExecutor,
                    session,
                    checkNotNull(maxTaskMemoryUsage, "maxTaskMemoryUsage is null"),
                    checkNotNull(operatorPreAllocatedMemory, "operatorPreAllocatedMemory is null"),
                    cpuTimerEnabled);
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    @Override
    public MaterializedResult execute(ConnectorSession session, @Language("SQL") String sql)
    {
        MaterializedOutputFactory outputFactory = new MaterializedOutputFactory();

        TaskContext taskContext = new TaskContext(new TaskId("query", "stage", "task"), executor, session);
        List<Driver> drivers = createDrivers(session, sql, outputFactory, taskContext);

        boolean done = false;
        while (!done) {
            boolean processed = false;
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                {
                    return new BufferInfo(outputId, false, 0, 0);
                }
            }));

            TaskStats taskStats = new TaskContext(taskId, executor, session).getTaskStats();

            taskInfo = new StateMachine<>("task " + taskId, executor, new TaskInfo(
                    taskId,
                    TaskInfo.MIN_VERSION,
                    TaskState.PLANNED,
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                DataSize maxBufferSize,
                int initialPages,
                Executor executor)
        {
            this.taskStateMachine = new TaskStateMachine(checkNotNull(taskId, "taskId is null"), checkNotNull(executor, "executor is null"));
            this.taskContext = new TaskContext(taskStateMachine, executor, session, new DataSize(256, MEGABYTE), new DataSize(1, MEGABYTE), true);

            this.location = checkNotNull(location, "location is null");

            this.sharedBuffer = new SharedBuffer(taskId, executor, checkNotNull(maxBufferSize, "maxBufferSize is null"), outputBuffers);
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                    Multimap<PlanNodeId, Split> initialSplits)
            {
                this.taskStateMachine = new TaskStateMachine(checkNotNull(taskId, "taskId is null"), checkNotNull(executor, "executor is null"));

                Session session = new Session("user", "source", "catalog", "schema", "address", "agent");
                this.taskContext = new TaskContext(taskStateMachine, executor, session, new DataSize(256, MEGABYTE), new DataSize(1, MEGABYTE), true);

                this.location = URI.create("fake://task/" + taskId);

                this.sharedBuffer = new SharedBuffer(taskId, executor, checkNotNull(new DataSize(1, Unit.BYTE), "maxBufferSize is null"), INITIAL_EMPTY_OUTPUT_BUFFERS);
                this.fragment = checkNotNull(fragment, "fragment is null");
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        return result;
    }

    private static DriverContext createDriverContext(ConnectorSession session)
    {
        return new TaskContext(new TaskId("query", "stage", "task"), EXECUTOR, session)
                .addPipelineContext(true, true)
                .addDriverContext();
    }
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        ColumnFileHandle targetFileHandle = builder.build();

        if (!sources.isEmpty()) {
            // Throw out any stats generated by the optimization setp
            Session session = new Session("user", "source", "catalog", "schema", "address", "agent");
            OperatorContext operatorContext = new TaskContext(new TaskId("query", "stage", "task"), executor, session)
                    .addPipelineContext(true, true)
                    .addDriverContext()
                    .addOperatorContext(0, "OptimizeEncodings");

            AlignmentOperator source = new AlignmentOperator(operatorContext, sources);
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                        sharedBuffer.destroy();
                    }
                }
            });

            this.taskContext = new TaskContext(taskStateMachine,
                    notificationExecutor,
                    session,
                    checkNotNull(maxTaskMemoryUsage, "maxTaskMemoryUsage is null"),
                    checkNotNull(operatorPreAllocatedMemory, "operatorPreAllocatedMemory is null"),
                    cpuTimerEnabled);
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Related Classes of com.facebook.presto.operator.TaskContext

  • com.facebook.presto.benchmark.AbstractOperatorBenchmark
  • com.facebook.presto.execution.MockRemoteTaskFactory$MockRemoteTask
  • com.facebook.presto.execution.SqlTask$TaskHolder
  • com.facebook.presto.execution.SqlTaskExecution
  • com.facebook.presto.execution.SqlTaskExecutionFactory
  • com.facebook.presto.execution.SqlTaskManager
  • com.facebook.presto.execution.TaskStateMachine
  • com.facebook.presto.execution.TestSqlStageExecution$MockRemoteTaskFactory$MockRemoteTask
  • com.facebook.presto.metadata.DatabaseLocalStorageManager
  • com.facebook.presto.metadata.TestDatabaseLocalStorageManager
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