Package org.apache.iotdb.db.queryengine.execution.driver

Class DataDriverContext

java.lang.Object

org.apache.iotdb.db.queryengine.execution.driver.DriverContext

org.apache.iotdb.db.queryengine.execution.driver.DataDriverContext

public class DataDriverContext
extends DriverContext

Constructor Summary

Constructors

Constructor	Description
DataDriverContext(DataDriverContext parentContext, int pipelineId)
DataDriverContext(FragmentInstanceContext fragmentInstanceContext, int pipelineId)

Method Summary

Modifier and Type	Method	Description
void	addPath(IFullPath path)
void	addSourceOperator(DataSourceOperator sourceOperator)
void	clearDeviceIDToContext()
void	clearPaths()
void	clearSourceOperators()
DriverContext	createSubDriverContext(int pipelineId)
IDataRegionForQuery	getDataRegion()
Map<org.apache.tsfile.file.metadata.IDeviceID,DeviceContext>	getDeviceIDToContext()
List<IFullPath>	getPaths()
Optional<QueryDataSourceType>	getQueryDataSourceType()
IQueryDataSource	getSharedQueryDataSource()
List<DataSourceOperator>	getSourceOperators()
void	setDeviceIDToContext(Map<org.apache.tsfile.file.metadata.IDeviceID,DeviceContext> deviceIDToContext)
void	setQueryDataSourceType(QueryDataSourceType queryDataSourceType)

Methods inherited from class org.apache.iotdb.db.queryengine.execution.driver.DriverContext

addOperatorContext, failed, finished, getDependencyDriverIndex, getDownstreamOperator, getDriverTaskID, getFragmentInstanceContext, getOperatorContexts, getPipelineId, getSink, isDone, isInputDriver, mayHaveTmpFile, setDependencyDriverIndex, setDownstreamOperator, setDriverTaskID, setHaveTmpFile, setInputDriver, setSink

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DataDriverContext

public DataDriverContext(FragmentInstanceContext fragmentInstanceContext,
 int pipelineId)

DataDriverContext

public DataDriverContext(DataDriverContext parentContext,
 int pipelineId)

Method Details

setQueryDataSourceType

public void setQueryDataSourceType(QueryDataSourceType queryDataSourceType)

setDeviceIDToContext

public void setDeviceIDToContext(Map<org.apache.tsfile.file.metadata.IDeviceID,DeviceContext> deviceIDToContext)

clearDeviceIDToContext

public void clearDeviceIDToContext()

addPath

public void addPath(IFullPath path)

addSourceOperator

public void addSourceOperator(DataSourceOperator sourceOperator)

getPaths

public List<IFullPath> getPaths()

getDeviceIDToContext

public Map<org.apache.tsfile.file.metadata.IDeviceID,DeviceContext> getDeviceIDToContext()

getQueryDataSourceType

public Optional<QueryDataSourceType> getQueryDataSourceType()

clearPaths

public void clearPaths()

getDataRegion

public IDataRegionForQuery getDataRegion()

getSharedQueryDataSource

public IQueryDataSource getSharedQueryDataSource()
                                          throws QueryProcessException

Throws:

QueryProcessException

getSourceOperators

public List<DataSourceOperator> getSourceOperators()

clearSourceOperators

public void clearSourceOperators()

createSubDriverContext

public DriverContext createSubDriverContext(int pipelineId)

Overrides:

createSubDriverContext in class DriverContext