org.teiid.internal.core.index

Class Block

java.lang.Object

org.teiid.internal.core.index.Block

Direct Known Subclasses:

FileListBlock, IndexBlock

public abstract class Block
extends Object

A block is a container that can hold information (a list of file names, a list of words, ...), be saved on the disk and loaded in memory.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	blockSize Size of the block
protected Field	field Field in which the information is stored

Constructor Summary

Constructors

Constructor and Description
Block(int blockSize)

Method Summary

Modifier and Type	Method and Description
void	read(RandomAccessFile raf, int blockNum) Loads the block with the given number in memory, reading it from a RandomAccessFile.

Methods inherited from class java.lang.Object

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

Field Detail

blockSize

protected int blockSize

Size of the block

field

protected Field field

Field in which the information is stored

Constructor Detail

Block

public Block(int blockSize)

Method Detail

read

public void read(RandomAccessFile raf,
                 int blockNum)
          throws IOException

Loads the block with the given number in memory, reading it from a RandomAccessFile.

Throws:

IOException