com.github.junrar.io

Class RandomAccessInputStream

java.lang.Object

java.io.InputStream

com.github.junrar.io.RandomAccessInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public final class RandomAccessInputStream
extends java.io.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 and Description
RandomAccessInputStream(java.io.InputStream inputstream) Constructs a RandomAccessStream from an InputStream.

Method Summary

Modifier and Type	Method and 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, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomAccessInputStream

public RandomAccessInputStream(java.io.InputStream inputstream)

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

Parameters:

inputstream - .

Method Detail

getFilePointer

public int getFilePointer()
                   throws java.io.IOException

Throws:

java.io.IOException

getLongFilePointer

public long getLongFilePointer()
                        throws java.io.IOException

Throws:

java.io.IOException

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

readFully

public void readFully(byte[] bytes)
               throws java.io.IOException

Throws:

java.io.IOException

readFully

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

Throws:

java.io.IOException

seek

public void seek(long loc)
          throws java.io.IOException

Throws:

java.io.IOException

seek

public void seek(int loc)
          throws java.io.IOException

Throws:

java.io.IOException

readInt

public int readInt()
            throws java.io.IOException

Throws:

java.io.IOException

readLong

public long readLong()
              throws java.io.IOException

Throws:

java.io.IOException

readDouble

public double readDouble()
                  throws java.io.IOException

Throws:

java.io.IOException

readShort

public short readShort()
                throws java.io.IOException

Throws:

java.io.IOException

readFloat

public float readFloat()
                throws java.io.IOException

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.InputStream

Throws:

java.io.IOException