com.aliyun.odps.tunnel.io

Class TunnelRecordWriter

java.lang.Object

com.aliyun.odps.commons.proto.ProtobufRecordStreamWriter

com.aliyun.odps.tunnel.io.TunnelRecordWriter

All Implemented Interfaces:

RecordWriter, Closeable, AutoCloseable

public class TunnelRecordWriter
extends com.aliyun.odps.commons.proto.ProtobufRecordStreamWriter

TunnelRecordWriter支持通过Tunnel服务写入数据到ODPS表

Constructor Summary

Constructors

Constructor and Description
TunnelRecordWriter(TableSchema schema, com.aliyun.odps.commons.transport.Connection conn) 构造此类对象
TunnelRecordWriter(TableSchema schema, com.aliyun.odps.commons.transport.Connection conn, CompressOption option)

Method Summary

Modifier and Type	Method and Description
void	close()
void	write(Record r) 写入一条记录

Methods inherited from class com.aliyun.odps.commons.proto.ProtobufRecordStreamWriter

flush, getCheckSum, getTotalBytes, setCheckSum, setTransform, write

Methods inherited from class java.lang.Object

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

Constructor Detail

TunnelRecordWriter

public TunnelRecordWriter(TableSchema schema,
                          com.aliyun.odps.commons.transport.Connection conn)
                   throws IOException

构造此类对象

Parameters:

schema - TableSchema

conn - Connection

Throws:

IOException - Signals that an I/O exception has occurred.

TunnelRecordWriter

public TunnelRecordWriter(TableSchema schema,
                          com.aliyun.odps.commons.transport.Connection conn,
                          CompressOption option)
                   throws IOException

Throws:

IOException

Method Detail

write

public void write(Record r)
           throws IOException

Description copied from interface: RecordWriter

写入一条记录

Specified by:

write in interface RecordWriter

Overrides:

write in class com.aliyun.odps.commons.proto.ProtobufRecordStreamWriter

Parameters:

r - Record对象

Throws:

IOException - 写入过程发生异常，不可重试

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class com.aliyun.odps.commons.proto.ProtobufRecordStreamWriter

Throws:

IOException