org.aksw.commons.sparql.api.cache.extra
Class CacheCoreH2

java.lang.Object
  org.aksw.commons.sparql.api.cache.extra.SqlDaoBase
      org.aksw.commons.sparql.api.cache.extra.CacheCoreH2

All Implemented Interfaces:

CacheCore, SqlDao

public class CacheCoreH2
extends SqlDaoBase
implements CacheCore

The class is used to cache information about resources to a database. Provides the connection to an H2 database in a light weight, configuration free manner. Note: Currently, either select ot construct has to be used (not both).

Author:

Jens Lehmann

Field Summary

Fields inherited from class org.aksw.commons.sparql.api.cache.extra.SqlDaoBase

idToQuery, queryToStmt

Constructor Summary

CacheCoreH2(Connection conn, long lifespan)

Method Summary

CacheResource	_lookup(String queryString)
void	_write(String queryString, InputStream in)
static CacheCoreH2	create(boolean autoServerMode, String dbDir, String dbName, long lifespan) Loads the driver
CacheResource	lookup(String queryString)
void	write(String queryString, InputStream in)

Methods inherited from class org.aksw.commons.sparql.api.cache.extra.SqlDaoBase

execute, executeList, executeQuery, getConnection, setConnection, setPreparedStatement

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheCoreH2

public CacheCoreH2(Connection conn,
                   long lifespan)
            throws SQLException

Throws:

SQLException

Method Detail

create

public static CacheCoreH2 create(boolean autoServerMode,
                                 String dbDir,
                                 String dbName,
                                 long lifespan)
                          throws ClassNotFoundException,
                                 SQLException

Loads the driver

Throws:

ClassNotFoundException

SQLException

lookup

public CacheResource lookup(String queryString)

Specified by:

lookup in interface CacheCore

_lookup

public CacheResource _lookup(String queryString)
                      throws SQLException

Throws:

SQLException

write

public void write(String queryString,
                  InputStream in)

Specified by:

write in interface CacheCore

_write

public void _write(String queryString,
                   InputStream in)
            throws SQLException

Throws:

SQLException