org.vivoweb.harvester.util.repo
Class SDBJenaConnect

java.lang.Object
  org.vivoweb.harvester.util.repo.JenaConnect
      org.vivoweb.harvester.util.repo.DBJenaConnect
          org.vivoweb.harvester.util.repo.SDBJenaConnect

public class SDBJenaConnect
extends DBJenaConnect

Connection Helper for SDB Jena Models

Author:

Christopher Haines (hainesc@ctrip.ufl.edu)

Field Summary

Fields inherited from class org.vivoweb.harvester.util.repo.JenaConnect

formatSymbols

Constructor Summary

SDBJenaConnect(java.lang.String dbUrl, java.lang.String dbUser, java.lang.String dbPass, java.lang.String dbType, java.lang.String dbClass, java.lang.String dbLayout)
Constructor (Default Model)

SDBJenaConnect(java.lang.String dbUrl, java.lang.String dbUser, java.lang.String dbPass, java.lang.String dbType, java.lang.String dbClass, java.lang.String dbLayout, java.lang.String modelName)
Constructor (SDB Named Model)

Method Summary

void	close() Closes the model and the jdbc connection
protected static com.hp.hpl.jena.sdb.Store	connectStore(java.sql.Connection conn, java.lang.String dbType, java.lang.String dbLayout) Connect to an SDB store
com.hp.hpl.jena.query.Dataset	getDataSet() Get the dataset for this connection Can be very expensive when using RDB connections (SDB, TDB, and Mem are fine)
JenaConnect	neighborConnectClone(java.lang.String modelName) Factory (connects to the same jena triple store as another jena connect, but uses a different named model)
void	printParameters() Output the jena model information
void	truncate() Remove all statements from model

Methods inherited from class org.vivoweb.harvester.util.repo.DBJenaConnect

buildConnection, getDbType

Methods inherited from class org.vivoweb.harvester.util.repo.JenaConnect

containsURI, executeAskQuery, executeConstructQuery, executeDescribeQuery, executeQuery, executeQuery, executeSelectQuery, executeSelectQuery, executeUpdateQuery, exportRdfToFile, exportRdfToStream, exportRdfToString, getJenaModel, getModelName, isEmpty, loadRdfFromFile, loadRdfFromJC, loadRdfFromRH, loadRdfFromStream, loadRdfFromString, main, parseConfig, parseConfig, parseConfig, parseConfig, parseConfig, parseConfig, parseConfig, removeRdfFromFile, removeRdfFromJC, removeRdfFromRH, removeRdfFromStream, setJenaModel, setModelName, size

Methods inherited from class java.lang.Object

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

Constructor Detail

SDBJenaConnect

public SDBJenaConnect(java.lang.String dbUrl,
                      java.lang.String dbUser,
                      java.lang.String dbPass,
                      java.lang.String dbType,
                      java.lang.String dbClass,
                      java.lang.String dbLayout)
               throws java.io.IOException

Constructor (Default Model)

Parameters:

dbUrl - jdbc connection url

dbUser - username to use

dbPass - password to use

dbType - database type ex:"MySQL"

dbClass - jdbc driver class

dbLayout - sdb layout type

Throws:

java.io.IOException - error connecting to store

SDBJenaConnect

public SDBJenaConnect(java.lang.String dbUrl,
                      java.lang.String dbUser,
                      java.lang.String dbPass,
                      java.lang.String dbType,
                      java.lang.String dbClass,
                      java.lang.String dbLayout,
                      java.lang.String modelName)
               throws java.io.IOException

Constructor (SDB Named Model)

Parameters:

dbUrl - jdbc connection url

dbUser - username to use

dbPass - password to use

dbType - database type ex:"MySQL"

dbClass - jdbc driver class

dbLayout - sdb layout type

modelName - the model to connect to

Throws:

java.io.IOException - error connecting to store

Method Detail

connectStore

protected static com.hp.hpl.jena.sdb.Store connectStore(java.sql.Connection conn,
                                                        java.lang.String dbType,
                                                        java.lang.String dbLayout)

Connect to an SDB store

Parameters:

conn - JDBC Connection

dbType - Jena database type

dbLayout - sdb layout type

Returns:

the store

getDataSet

public com.hp.hpl.jena.query.Dataset getDataSet()

Description copied from class: JenaConnect

Get the dataset for this connection Can be very expensive when using RDB connections (SDB, TDB, and Mem are fine)

Specified by:

getDataSet in class JenaConnect

Returns:

the database connection's dataset

neighborConnectClone

public JenaConnect neighborConnectClone(java.lang.String modelName)
                                 throws java.io.IOException

Description copied from class: JenaConnect

Factory (connects to the same jena triple store as another jena connect, but uses a different named model)

Specified by:

neighborConnectClone in class JenaConnect

Parameters:

modelName - the model name to use

Returns:

the new jenaconnect

Throws:

java.io.IOException - unable to secure db connection

close

public void close()

Description copied from class: JenaConnect

Closes the model and the jdbc connection

Specified by:

close in class JenaConnect

truncate

public void truncate()

Description copied from class: JenaConnect

Remove all statements from model

Specified by:

truncate in class JenaConnect

printParameters

public void printParameters()

Description copied from class: JenaConnect

Output the jena model information

Overrides:

printParameters in class DBJenaConnect