TestingOperatorContext.java
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.operator;
import com.facebook.presto.execution.Lifespan;
import com.facebook.presto.memory.context.MemoryTrackingContext;
import com.facebook.presto.spi.plan.PlanNodeId;
import com.facebook.presto.testing.TestingSession;
import com.facebook.presto.testing.TestingTaskContext;
import com.google.common.util.concurrent.MoreExecutors;
import java.util.Optional;
import java.util.concurrent.Executor;
import java.util.concurrent.ScheduledExecutorService;
import static com.facebook.presto.memory.context.AggregatedMemoryContext.newSimpleAggregatedMemoryContext;
public class TestingOperatorContext
{
public static OperatorContext create(ScheduledExecutorService scheduledExecutor)
{
Executor executor = MoreExecutors.directExecutor();
TaskContext taskContext = TestingTaskContext.createTaskContext(
executor,
scheduledExecutor,
TestingSession.testSessionBuilder().build());
MemoryTrackingContext pipelineMemoryContext = new MemoryTrackingContext(newSimpleAggregatedMemoryContext(), newSimpleAggregatedMemoryContext(), newSimpleAggregatedMemoryContext());
PipelineContext pipelineContext = new PipelineContext(
1,
taskContext,
executor,
scheduledExecutor,
pipelineMemoryContext,
false,
false,
false);
DriverContext driverContext = new DriverContext(
pipelineContext,
executor,
scheduledExecutor,
pipelineMemoryContext,
Lifespan.taskWide(),
Optional.empty(),
0L);
OperatorContext operatorContext = driverContext.addOperatorContext(
1,
new PlanNodeId("test"),
"operator type");
return operatorContext;
}
private TestingOperatorContext() {}
}