Package org.apache.iotdb.session.pool

Class SessionDataSetWrapper

java.lang.Object

org.apache.iotdb.session.pool.SessionDataSetWrapper

All Implemented Interfaces:

java.lang.AutoCloseable

public class SessionDataSetWrapper
extends java.lang.Object
implements java.lang.AutoCloseable

Constructor Summary

Constructors

Constructor	Description
SessionDataSetWrapper(SessionDataSet sessionDataSet, Session session, SessionPool pool)

Method Summary

Modifier and Type	Method	Description
void	close()	close this dataset to release the session
int	getBatchSize()
java.util.List<java.lang.String>	getColumnNames()
java.util.List<java.lang.String>	getColumnTypes()
protected Session	getSession()
boolean	hasNext()	If there is an Exception, and you do not want to use the resultset anymore, you have to release the resultset manually by calling closeResultSet
SessionDataSet.DataIterator	iterator()	retrieve data set like jdbc
org.apache.iotdb.tsfile.read.common.RowRecord	next()	If there is an Exception, and you do not want to use the resultset anymore, you have to release the resultset manually by calling closeResultSet
void	setBatchSize(int batchSize)

Methods inherited from class java.lang.Object

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

Constructor Detail

SessionDataSetWrapper

public SessionDataSetWrapper(SessionDataSet sessionDataSet,
                             Session session,
                             SessionPool pool)

Method Detail

getSession

protected Session getSession()

getBatchSize

public int getBatchSize()

setBatchSize

public void setBatchSize(int batchSize)

hasNext

public boolean hasNext()
                throws org.apache.iotdb.rpc.IoTDBConnectionException,
                       org.apache.iotdb.rpc.StatementExecutionException

If there is an Exception, and you do not want to use the resultset anymore, you have to release the resultset manually by calling closeResultSet

Returns:

Throws:

org.apache.iotdb.rpc.IoTDBConnectionException

org.apache.iotdb.rpc.StatementExecutionException

next

public org.apache.iotdb.tsfile.read.common.RowRecord next()
                                                   throws org.apache.iotdb.rpc.IoTDBConnectionException,
                                                          org.apache.iotdb.rpc.StatementExecutionException

If there is an Exception, and you do not want to use the resultset anymore, you have to release the resultset manually by calling closeResultSet

Returns:

Throws:

org.apache.iotdb.rpc.IoTDBConnectionException

org.apache.iotdb.rpc.StatementExecutionException

iterator

public SessionDataSet.DataIterator iterator()

retrieve data set like jdbc

getColumnNames

public java.util.List<java.lang.String> getColumnNames()

getColumnTypes

public java.util.List<java.lang.String> getColumnTypes()

close

public void close()

close this dataset to release the session

Specified by:

close in interface java.lang.AutoCloseable