org.apache.flink.api.common.serialization

Class SimpleStringEncoder<IN>

java.lang.Object

org.apache.flink.api.common.serialization.SimpleStringEncoder<IN>

Type Parameters:

IN - The type of the elements that are being written by the sink.

All Implemented Interfaces:

Serializable, Encoder<IN>

@PublicEvolving
public class SimpleStringEncoder<IN>
extends Object
implements Encoder<IN>

A simple Encoder that uses toString() on the input elements and writes them to the output bucket file separated by newline.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SimpleStringEncoder() Creates a new StringWriter that uses "UTF-8" charset to convert strings to bytes.
SimpleStringEncoder(String charsetName) Creates a new StringWriter that uses the given charset to convert strings to bytes.

Method Summary

Modifier and Type	Method and Description
void	encode(IN element, OutputStream stream) Writes one element to the bucket file.

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleStringEncoder

public SimpleStringEncoder()

Creates a new StringWriter that uses "UTF-8" charset to convert strings to bytes.

SimpleStringEncoder

public SimpleStringEncoder(String charsetName)

Creates a new StringWriter that uses the given charset to convert strings to bytes.

Parameters:

charsetName - Name of the charset to be used, must be valid input for Charset.forName(charsetName)

Method Detail

encode

public void encode(IN element,
                   OutputStream stream)
            throws IOException

Description copied from interface: Encoder

Writes one element to the bucket file.

Specified by:

encode in interface Encoder<IN>

Parameters:

element - the element to be written.

stream - the stream to write the element to.

Throws:

IOException