Package com.github.junrar.io

Class RandomAccessInputStream

java.lang.Object

java.io.InputStream

com.github.junrar.io.RandomAccessInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public final class RandomAccessInputStream
extends InputStream

This is a class that uses a memory cache to allow seeking within an InputStream. Based on the JAI MemoryCacheSeekableStream class.

Constructor Summary

Constructors

Constructor	Description
RandomAccessInputStream(InputStream inputstream)	Constructs a RandomAccessStream from an InputStream.

Method Summary

Modifier and Type	Method	Description
void	close()
int	getFilePointer()
long	getLongFilePointer()
int	read()
int	read(byte[] bytes, int off, int len)
double	readDouble()
float	readFloat()
void	readFully(byte[] bytes)
void	readFully(byte[] bytes, int len)
int	readInt()
long	readLong()
short	readShort()
void	seek(int loc)
void	seek(long loc)

Methods inherited from class java.io.InputStream

available, mark, markSupported, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Details

RandomAccessInputStream

public RandomAccessInputStream(InputStream inputstream)

Constructs a RandomAccessStream from an InputStream. Seeking backwards is supported using a memory cache.

Parameters:

inputstream - .

Method Details

getFilePointer

public int getFilePointer()
                   throws IOException

Throws:

IOException

getLongFilePointer

public long getLongFilePointer()
                        throws IOException

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

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

Overrides:

read in class InputStream

Throws:

IOException

readFully

public void readFully(byte[] bytes)
               throws IOException

Throws:

IOException

readFully

public void readFully(byte[] bytes,
 int len)
               throws IOException

Throws:

IOException

seek

public void seek(long loc)
          throws IOException

Throws:

IOException

seek

public void seek(int loc)
          throws IOException

Throws:

IOException

readInt

public int readInt()
            throws IOException

Throws:

IOException

readLong

public long readLong()
              throws IOException

Throws:

IOException

readDouble

public double readDouble()
                  throws IOException

Throws:

IOException

readShort

public short readShort()
                throws IOException

Throws:

IOException

readFloat

public float readFloat()
                throws IOException

Throws:

IOException

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