net.obsearch.storage.tc
Class TCOBStorageBytesArray

java.lang.Object
  net.obsearch.storage.tc.AbstractTCOBStorage<TupleBytes>
      net.obsearch.storage.tc.TCOBStorageBytesArray

All Implemented Interfaces:

OBStore<TupleBytes>

public class TCOBStorageBytesArray
extends AbstractTCOBStorage<TupleBytes>

Nested Class Summary

Nested classes/interfaces inherited from class net.obsearch.storage.tc.AbstractTCOBStorage

AbstractTCOBStorage.ByteArrayIterator, AbstractTCOBStorage.ByteArrayKeyIterator, AbstractTCOBStorage.CursorIterator<T>

Field Summary

Fields inherited from class net.obsearch.storage.tc.AbstractTCOBStorage

fact, stats

Constructor Summary

TCOBStorageBytesArray(String name, tokyocabinet.DBM db, OBStoreFactory fact, OBStorageConfig conf)
Builds a new Storage system by receiving a Berkeley DB database.

Method Summary

byte[]	prepareBytes(byte[] in) Transform Bytes in a format that can be used by the underlying index.
CloseIterator<TupleBytes>	processAll() Process all the elements in the DB.

Methods inherited from class net.obsearch.storage.tc.AbstractTCOBStorage

allowsDuplicatedData, close, delete, deleteAll, getFactory, getName, getReadStats, getStats, getValue, nextId, optimize, processAllKeys, processRange, processRangeNoDup, processRangeReverse, processRangeReverseNoDup, put, putIfNew, setReadStats, size

Methods inherited from class java.lang.Object

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

Constructor Detail

TCOBStorageBytesArray

public TCOBStorageBytesArray(String name,
                             tokyocabinet.DBM db,
                             OBStoreFactory fact,
                             OBStorageConfig conf)
                      throws OBStorageException,
                             OBException

Builds a new Storage system by receiving a Berkeley DB database.

Parameters:

db - The database to be stored.

name - Name of the database.

fact - the factory of the storage device

duplicates - if duplicates are allowed in this storage

Throws:

DatabaseException - if something goes wrong with the database.

OBStorageException

OBException

Method Detail

processAll

public CloseIterator<TupleBytes> processAll()
                                     throws OBStorageException

Description copied from interface: OBStore

Process all the elements in the DB. Useful for debugging.

Returns:

An iterator that goes through all the data in the DB.

Throws:

OBStorageException

prepareBytes

public byte[] prepareBytes(byte[] in)

Description copied from interface: OBStore

Transform Bytes in a format that can be used by the underlying index.

Parameters:

in - Input byte array

Returns:

transformed bytes ready to be sorted.`