org.cdlib.xtf.util

Class SubStoreReader

Object

SubStoreReader

Direct Known Subclasses:

SubFileReader

public abstract class SubStoreReader
extends Object

Reads from a single sub-store within a StructuredStore. A sub-store provides most of the interface of a RandomAccessFile, and takes care of reading from the correct subset of the main StructuredStore.

Author:

Martin Haye

Constructor Summary

Constructors

Constructor and Description
SubStoreReader()

Method Summary

Modifier and Type	Method and Description
abstract void	close()
abstract long	getFilePointer()
abstract long	length()
void	read(byte[] b)
abstract void	read(byte[] b, int off, int len)
abstract byte	readByte()
abstract int	readInt()
abstract void	seek(long pos)

Methods inherited from class Object

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

Constructor Detail

SubStoreReader

public SubStoreReader()

Method Detail

close

public abstract void close()
                    throws IOException

Throws:

IOException

getFilePointer

public abstract long getFilePointer()
                             throws IOException

Throws:

IOException

length

public abstract long length()
                     throws IOException

Throws:

IOException

read

public void read(byte[] b)
          throws IOException

Throws:

IOException

read

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

Throws:

IOException

seek

public abstract void seek(long pos)
                   throws IOException

Throws:

IOException

readByte

public abstract byte readByte()
                       throws IOException

Throws:

IOException

readInt

public abstract int readInt()
                     throws IOException

Throws:

IOException