org.appfuse.dao.jpa

Class HibernateSearchJpaTools

java.lang.Object

org.appfuse.dao.jpa.HibernateSearchJpaTools

public class HibernateSearchJpaTools
extends Object

Utility class to generate lucene queries for hibernate search and perform full reindexing.

Author:

jgarcia

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.apache.commons.logging.Log	log

Constructor Summary

Constructors

Constructor and Description
HibernateSearchJpaTools()

Method Summary

Methods

Modifier and Type	Method and Description
static org.apache.lucene.search.Query	generateQuery(String searchTerm, Class searchedEntity, javax.persistence.EntityManager entityManager, org.apache.lucene.analysis.Analyzer defaultAnalyzer) Generates a lucene query to search for a given term in all the indexed fields of a class
static void	reindex(Class clazz, javax.persistence.EntityManager entityManager) Regenerates the index for a given class
static void	reindexAll(boolean async, javax.persistence.EntityManager entityManager) Regenerates all the indexed class indexes

Methods inherited from class java.lang.Object

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

Field Detail

log

protected static final org.apache.commons.logging.Log log

Constructor Detail

HibernateSearchJpaTools

public HibernateSearchJpaTools()

Method Detail

generateQuery

public static org.apache.lucene.search.Query generateQuery(String searchTerm,
                                           Class searchedEntity,
                                           javax.persistence.EntityManager entityManager,
                                           org.apache.lucene.analysis.Analyzer defaultAnalyzer)
                                                    throws org.apache.lucene.queryParser.ParseException

Generates a lucene query to search for a given term in all the indexed fields of a class

Parameters:

searchTerm - the term to search for

searchedEntity - the class searched

entityManager - the entity manager

defaultAnalyzer - the default analyzer for parsing the search terms

Returns:

Throws:

org.apache.lucene.queryParser.ParseException

reindex

public static void reindex(Class clazz,
           javax.persistence.EntityManager entityManager)

Regenerates the index for a given class

Parameters:

clazz - the class

entityManager - the entity manager

reindexAll

public static void reindexAll(boolean async,
              javax.persistence.EntityManager entityManager)

Regenerates all the indexed class indexes

Parameters:

async - true if the reindexing will be done as a background thread

entityManager - the entity manager