Package net.snowflake.client.loader

Class StreamLoader

java.lang.Object

net.snowflake.client.loader.StreamLoader

All Implemented Interfaces:

Runnable, Loader

public class StreamLoader
extends Object
implements Loader, Runnable

Stream Loader

Nested Class Summary

Nested classes/interfaces inherited from interface net.snowflake.client.loader.Loader

Loader.ConnectionError, Loader.DataError

Field Summary

Fields

Modifier and Type	Field	Description
static DatabaseMetaData	metadata

Fields inherited from interface net.snowflake.client.loader.Loader

BASE, tmpdir

Constructor Summary

Constructors

Constructor	Description
StreamLoader(Map<LoaderProperty,Object> properties, Connection putConnection, Connection processConnection)

Method Summary

Modifier and Type	Method	Description
void	abort(RuntimeException t)
void	close()	Close connections that have been provided upon initialization
void	finish()	Finishes loader
LoadResultListener	getListener()
void	resetOperation(Operation op)	If operation is changed, previous data is committed
void	rollback()	Rollback uncommitted changes.
void	run()
void	setListener(LoadResultListener _listener)
void	setProperty(LoaderProperty property, Object value)
void	start()	Starts the loader
void	submitRow(Object[] row)	Pass row data

Methods inherited from class java.lang.Object

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

Field Detail

metadata

public static DatabaseMetaData metadata

Constructor Detail

StreamLoader

public StreamLoader(Map<LoaderProperty,Object> properties,
                    Connection putConnection,
                    Connection processConnection)

Method Detail

setProperty

public void setProperty(LoaderProperty property,
                        Object value)

Specified by:

setProperty in interface Loader

start

public void start()

Starts the loader

Specified by:

start in interface Loader

abort

public void abort(RuntimeException t)

rollback

public void rollback()

Description copied from interface: Loader

Rollback uncommitted changes. If no transaction was initialized, indeterminate fraction of rows could have been committed.

Specified by:

rollback in interface Loader

submitRow

public void submitRow(Object[] row)

Description copied from interface: Loader

Pass row data

Specified by:

submitRow in interface Loader

Parameters:

row - , must match shape of the table (requested columns, in the order provided)

run

public void run()

Specified by:

run in interface Runnable

finish

public void finish()
            throws Exception

Finishes loader

Specified by:

finish in interface Loader

Throws:

Exception - an exception raised in finishing loader.

close

public void close()

Description copied from interface: Loader

Close connections that have been provided upon initialization

Specified by:

close in interface Loader

resetOperation

public void resetOperation(Operation op)

Description copied from interface: Loader

If operation is changed, previous data is committed

Specified by:

resetOperation in interface Loader

Parameters:

op - operation will be reset

getListener

public LoadResultListener getListener()

Specified by:

getListener in interface Loader

setListener

public void setListener(LoadResultListener _listener)

Specified by:

setListener in interface Loader