org.apache.flink.runtime.state

Class NonClosingCheckpointOutputStream<T extends StreamStateHandle>

java.lang.Object

java.io.OutputStream

org.apache.flink.runtime.state.NonClosingCheckpointOutputStream<T>

Type Parameters:

T - type of the returned state handle.

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

Direct Known Subclasses:

KeyedStateCheckpointOutputStream, OperatorStateCheckpointOutputStream

public abstract class NonClosingCheckpointOutputStream<T extends StreamStateHandle>
extends OutputStream

Abstract class to implement custom checkpoint output streams which should not be closable for user code.

Field Summary

Fields

Modifier and Type	Field and Description
protected CheckpointStreamFactory.CheckpointStateOutputStream	delegate

Constructor Summary

Constructors

Constructor and Description
NonClosingCheckpointOutputStream(CheckpointStreamFactory.CheckpointStateOutputStream delegate)

Method Summary

Modifier and Type	Method and Description
void	close()
void	flush()
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.lang.Object

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

Field Detail

delegate

protected final CheckpointStreamFactory.CheckpointStateOutputStream delegate

Constructor Detail

NonClosingCheckpointOutputStream

public NonClosingCheckpointOutputStream(CheckpointStreamFactory.CheckpointStateOutputStream delegate)

Method Detail

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class OutputStream

Throws:

IOException