Package org.apache.flink.runtime.state

Class BoundedInputStream

java.lang.Object

java.io.InputStream

org.apache.flink.runtime.state.BoundedInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class BoundedInputStream
extends InputStream

Wrapper around a FSDataInputStream to limit the maximum read offset.

Based on the implementation from org.apache.commons.io.input.BoundedInputStream

Constructor Summary

Constructors

Constructor	Description
BoundedInputStream(org.apache.flink.core.fs.FSDataInputStream delegate, long endOffsetExclusive)

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
long	getEndOffsetExclusive()
void	mark(int readlimit)
boolean	markSupported()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	reset()
void	setEndOffsetExclusive(long endOffsetExclusive)
long	skip(long n)
String	toString()

Methods inherited from class java.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

BoundedInputStream

public BoundedInputStream(org.apache.flink.core.fs.FSDataInputStream delegate,
                          long endOffsetExclusive)
                   throws IOException

Throws:

IOException

Method Detail

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

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

Overrides:

read in class InputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class InputStream

Throws:

IOException

mark

public void mark(int readlimit)

Overrides:

mark in class InputStream

getEndOffsetExclusive

public long getEndOffsetExclusive()

setEndOffsetExclusive

public void setEndOffsetExclusive(long endOffsetExclusive)

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream