org.aksw.jena_sparql_api.cache.h2

Class CacheUtilsH2

java.lang.Object

org.aksw.jena_sparql_api.cache.h2.CacheUtilsH2

public class CacheUtilsH2
extends Object

Utils for generating a cache

Since:

7/1/14 4:59 PM

Author:

Dimitris Kontokostas

Constructor Summary

Constructors

Constructor and Description
CacheUtilsH2()

Method Summary

Methods

Modifier and Type	Method and Description
static CacheFrontend	createCacheFrontend(String dbName, boolean dbInMemory, long cacheTTL) Create a cache frontend based on H2 database
static QueryExecutionFactory	createQueryExecutionFactory(QueryExecutionFactory decoratee, String dbName, boolean dbInMemory, long cacheTTL) Create a QueryExecutionFactory that uses an H2 database as a cache

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheUtilsH2

public CacheUtilsH2()

Method Detail

createCacheFrontend

public static CacheFrontend createCacheFrontend(String dbName,
                                boolean dbInMemory,
                                long cacheTTL)

Create a cache frontend based on H2 database

Parameters:

dbName - the name of the DB

dbInMemory - true creates this database in memory, otherwise in a file

cacheTTL - the Time-To-Live for the cache

Returns:

an initialized CacheFrontend or throws an a RuntimeException in case of error

Throws:

RuntimeException - in case of error

createQueryExecutionFactory

public static QueryExecutionFactory createQueryExecutionFactory(QueryExecutionFactory decoratee,
                                                String dbName,
                                                boolean dbInMemory,
                                                long cacheTTL)

Create a QueryExecutionFactory that uses an H2 database as a cache

Parameters:

decoratee - the QueryExecutionFactory we want to decorate

dbName - the name of the DB

dbInMemory - true creates this database in memory, otherwise in a file

cacheTTL - the Time-To-Live for the cache

Returns:

an initialized CacheFrontend or throws an a RuntimeException in case of error

Throws:

RuntimeException - in case of error