org.apache.flink.api.java.io

类 TextOutputFormat<T>

java.lang.Object

org.apache.flink.api.common.io.RichOutputFormat<IT>

org.apache.flink.api.common.io.FileOutputFormat<T>

org.apache.flink.api.java.io.TextOutputFormat<T>

类型参数:

T - type of elements

所有已实现的接口:

Serializable, org.apache.flink.api.common.io.CleanupWhenUnsuccessful, org.apache.flink.api.common.io.InitializeOnMaster, org.apache.flink.api.common.io.OutputFormat<T>

@PublicEvolving
public class TextOutputFormat<T>
extends org.apache.flink.api.common.io.FileOutputFormat<T>

A FileOutputFormat that writes objects to a text file.

Objects are converted to Strings using either Object.toString() or a TextOutputFormat.TextFormatter.

另请参阅:

序列化表格

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	TextOutputFormat.TextFormatter<IN> Formatter that transforms values into their String representations.

从类继承的嵌套类/接口 org.apache.flink.api.common.io.FileOutputFormat

org.apache.flink.api.common.io.FileOutputFormat.OutputDirectoryMode

从接口继承的嵌套类/接口 org.apache.flink.api.common.io.OutputFormat

org.apache.flink.api.common.io.OutputFormat.InitializationContext

字段概要

从类继承的字段 org.apache.flink.api.common.io.FileOutputFormat

FILE_PARAMETER_KEY, outputFilePath, stream

构造器概要

构造器

构造器和说明
TextOutputFormat(org.apache.flink.core.fs.Path outputPath)
TextOutputFormat(org.apache.flink.core.fs.Path outputPath, String charset)

方法概要

限定符和类型	方法和说明
String	getCharsetName()
void	open(int taskNumber, int numTasks)
void	setCharsetName(String charsetName)
String	toString()
void	writeRecord(T record)

从类继承的方法 org.apache.flink.api.common.io.FileOutputFormat

close, configure, getDirectoryFileName, getOutputDirectoryMode, getOutputFilePath, getWriteMode, initDefaultsFromConfiguration, initializeGlobal, setOutputDirectoryMode, setOutputFilePath, setWriteMode, tryCleanupOnError

从类继承的方法 org.apache.flink.api.common.io.RichOutputFormat

getRuntimeContext, setRuntimeContext

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.api.common.io.OutputFormat

open

构造器详细资料

TextOutputFormat

public TextOutputFormat(org.apache.flink.core.fs.Path outputPath)

TextOutputFormat

public TextOutputFormat(org.apache.flink.core.fs.Path outputPath,
                        String charset)

方法详细资料

getCharsetName

public String getCharsetName()

setCharsetName

public void setCharsetName(String charsetName)
                    throws IllegalCharsetNameException,
                           UnsupportedCharsetException

抛出:

IllegalCharsetNameException

UnsupportedCharsetException

open

public void open(int taskNumber,
                 int numTasks)
          throws IOException

指定者:

open 在接口中 org.apache.flink.api.common.io.OutputFormat<T>

覆盖:

open 在类中 org.apache.flink.api.common.io.FileOutputFormat<T>

抛出:

IOException

writeRecord

public void writeRecord(T record)
                 throws IOException

抛出:

IOException

toString

public String toString()

覆盖:

toString 在类中 Object