org.openanzo.model.indexer.lucene
Class ModelIndexer

java.lang.Object
  org.openanzo.indexer.lucene.LuceneIndexerBase
      org.openanzo.model.indexer.lucene.ModelIndexer

All Implemented Interfaces:

IIndexer

public class ModelIndexer
extends LuceneIndexerBase

Indexer for Anzo models based on Lucene.

Author:

Wing Yung ( wingyung@us.ibm.com )

Constructor Summary

ModelIndexer()

Method Summary

static org.apache.lucene.document.Document	createDocument(StatementWrapper statementWrapper) Create a new IndexDocument for the statement provided
boolean	index(int id, java.lang.Object obj) Adds the object to the index.
int	rebuild(java.lang.Object seedObject) Rebuilds the index given the seed object.
void	remove(int id, java.lang.Object obj) Removes the object from the index.

Methods inherited from class org.openanzo.indexer.lucene.LuceneIndexerBase

clear, close, initialize, initialize, postIndex, postRemove, preIndex, preRemove

Methods inherited from class java.lang.Object

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

Constructor Detail

ModelIndexer

public ModelIndexer()

Method Detail

index

public boolean index(int id,
                     java.lang.Object obj)
              throws IndexerException

Description copied from interface: IIndexer

Adds the object to the index.

Specified by:

index in interface IIndexer

Specified by:

index in class LuceneIndexerBase

Parameters:

id - id of the indexer, generated by preIndex()

obj - object to add to the index.

Returns:

true if indexing object was successfull

Throws:

IndexerException

remove

public void remove(int id,
                   java.lang.Object obj)
            throws IndexerException

Description copied from interface: IIndexer

Removes the object from the index.

Specified by:

remove in interface IIndexer

Specified by:

remove in class LuceneIndexerBase

Parameters:

id - id of the indexer, generated by preIndex()

obj - object to remove from the index.

Throws:

IndexerException

createDocument

public static org.apache.lucene.document.Document createDocument(StatementWrapper statementWrapper)

Create a new IndexDocument for the statement provided

Parameters:

statementWrapper - index wrapper around an Anzo Statement

Returns:

the indexer's document for this statement

rebuild

public int rebuild(java.lang.Object seedObject)
            throws IndexerException

Description copied from interface: IIndexer

Rebuilds the index given the seed object.

Parameters:

seedObject - object used to rebuild the entire index

Returns:

id of the indexer

Throws:

IndexerException