org.teiid.internal.core.index
Class SimpleIndexBlock

java.lang.Object
  org.teiid.internal.core.index.Block
      org.teiid.internal.core.index.IndexBlock
          org.teiid.internal.core.index.SimpleIndexBlock

public class SimpleIndexBlock
extends IndexBlock

Does no compression of words, and uses 4-byte ints for file numbers and number of files.

Field Summary

protected int

offset

Fields inherited from class org.teiid.internal.core.index.Block

blockSize, field

Constructor Summary

SimpleIndexBlock(int blockSize)

Method Summary

boolean	addEntry(WordEntry entry) Adds the given wordEntry to the indexBlock.
WordEntry	findEntry(char[] word)
void	flush() Flushes the block
boolean	isEmpty() Returns whether the block is empty or not (if it doesn't contain any wordEntry).
boolean	nextEntry(WordEntry entry) Finds the next wordEntry and stores it in the given entry.
void	reset()

Methods inherited from class org.teiid.internal.core.index.IndexBlock

clear, findEntryPrefixedBy, findExactEntry

Methods inherited from class org.teiid.internal.core.index.Block

read, write

Methods inherited from class java.lang.Object

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

Field Detail

offset

protected int offset

Constructor Detail

SimpleIndexBlock

public SimpleIndexBlock(int blockSize)

Method Detail

addEntry

public boolean addEntry(WordEntry entry)

Description copied from class: IndexBlock

Adds the given wordEntry to the indexBlock.

Specified by:

addEntry in class IndexBlock

See Also:

IndexBlock.addEntry(org.teiid.internal.core.index.WordEntry)

findEntry

public WordEntry findEntry(char[] word)

flush

public void flush()

Description copied from class: Block

Flushes the block

Overrides:

flush in class Block

See Also:

Block.flush()

isEmpty

public boolean isEmpty()

Description copied from class: IndexBlock

Returns whether the block is empty or not (if it doesn't contain any wordEntry).

Specified by:

isEmpty in class IndexBlock

See Also:

IndexBlock.isEmpty()

nextEntry

public boolean nextEntry(WordEntry entry)

Description copied from class: IndexBlock

Finds the next wordEntry and stores it in the given entry.

Specified by:

nextEntry in class IndexBlock

See Also:

IndexBlock.nextEntry(org.teiid.internal.core.index.WordEntry)

reset

public void reset()

Overrides:

reset in class IndexBlock

See Also:

IndexBlock.reset()