com.aliyun.odps.tunnel

Class StreamUploadSessionImpl

java.lang.Object

com.aliyun.odps.tunnel.StreamUploadSessionImpl

All Implemented Interfaces:

TableTunnel.StreamUploadSession

public class StreamUploadSessionImpl
extends Object
implements TableTunnel.StreamUploadSession

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	StreamUploadSessionImpl.Slot

Method Summary

Modifier and Type	Method and Description
void	abort()
String	getId() 获取Session ID
TableSchema	getSchema() 获取表结构
Record	newRecord() 创建一个对象
TableTunnel.StreamRecordPack	newRecordPack() 创建一个无压缩对象
TableTunnel.StreamRecordPack	newRecordPack(CompressOption option) 创建一个对象
void	reloadSlots(StreamUploadSessionImpl.Slot slot, String server, int slotNum)
void	setP2pMode(boolean mode) 设置p2p mode
String	writeBlock(ProtobufRecordPack pack) 打开http链接，写入pack数据，然后关闭链
String	writeBlock(ProtobufRecordPack pack, long timeout) 打开http链接，写入pack数据，然后关闭链

Methods inherited from class java.lang.Object

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

Method Detail

reloadSlots

public void reloadSlots(StreamUploadSessionImpl.Slot slot,
                        String server,
                        int slotNum)
                 throws TunnelException

Throws:

TunnelException

writeBlock

public String writeBlock(ProtobufRecordPack pack)
                  throws IOException

打开http链接，写入pack数据，然后关闭链

Parameters:

pack - pack数据

Throws:

IOException

writeBlock

public String writeBlock(ProtobufRecordPack pack,
                         long timeout)
                  throws IOException

打开http链接，写入pack数据，然后关闭链

Parameters:

pack - pack数据

timeout - 超时时间(单位毫秒)，0代表无超时。

Throws:

IOException

getId

public String getId()

Description copied from interface: TableTunnel.StreamUploadSession

获取Session ID

Specified by:

getId in interface TableTunnel.StreamUploadSession

Returns:

Session ID

setP2pMode

public void setP2pMode(boolean mode)

Description copied from interface: TableTunnel.StreamUploadSession

设置p2p mode

Specified by:

setP2pMode in interface TableTunnel.StreamUploadSession

getSchema

public TableSchema getSchema()

Description copied from interface: TableTunnel.StreamUploadSession

获取表结构

Specified by:

getSchema in interface TableTunnel.StreamUploadSession

newRecordPack

public TableTunnel.StreamRecordPack newRecordPack()
                                           throws IOException

Description copied from interface: TableTunnel.StreamUploadSession

创建一个无压缩对象

Specified by:

newRecordPack in interface TableTunnel.StreamUploadSession

Returns:

StreamRecordPack对象

Throws:

IOException

newRecordPack

public TableTunnel.StreamRecordPack newRecordPack(CompressOption option)
                                           throws IOException

Description copied from interface: TableTunnel.StreamUploadSession

创建一个对象

Specified by:

newRecordPack in interface TableTunnel.StreamUploadSession

Parameters:

option - 数据传输压缩选项

Returns:

StreamRecordPack对象

Throws:

IOException

newRecord

public Record newRecord()

Description copied from interface: TableTunnel.StreamUploadSession

创建一个对象

Specified by:

newRecord in interface TableTunnel.StreamUploadSession

Returns:

Record对象

abort

public void abort()
           throws TunnelException

Throws:

TunnelException