Package org.h2.store

Class RangeInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

org.h2.store.RangeInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public final class RangeInputStream
extends FilterInputStream

Input stream that reads only a specified range from the source stream.

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor	Description
RangeInputStream(InputStream in, long offset, long limit)	Creates new instance of range input stream.

Method Summary

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

Methods inherited from class java.io.FilterInputStream

read

Methods inherited from class java.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Details

RangeInputStream

public RangeInputStream(InputStream in,
 long offset,
 long limit)
                 throws IOException

Creates new instance of range input stream.

Parameters:

in - source stream

offset - offset of the range

limit - length of the range

Throws:

IOException - on I/O exception during seeking to the specified offset

Method Details

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

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

Overrides:

read in class FilterInputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class FilterInputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class FilterInputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class FilterInputStream

Throws:

IOException

mark

public void mark(int readlimit)

Overrides:

mark in class FilterInputStream

reset

public void reset()
           throws IOException

Overrides:

reset in class FilterInputStream

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class FilterInputStream