database

Class DBConfiguration

java.lang.Object

database.DBConfiguration

public class DBConfiguration
extends java.lang.Object

Utility class to set and get RDBMS configuration.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getConnectionString() Get connection string.
java.lang.String	getDataBaseName() Get name of data base.
java.lang.String	getDbConfigFileName() Get address of configuration file.
java.lang.String	getDbPassword() Get data base password.
RDBMS	getDbType() Get type of RDBMS.
java.lang.String	getDbUserName() Get DataBase user name.
java.lang.String	getInsertIntoEntityCommand(java.lang.String subjectValue, java.lang.String predicateValue, java.lang.String objectValue) Get general command to insert to entity store table.
java.lang.String	getInsertIntoFolderCommand(java.lang.String folderID, java.lang.String subjectValue, java.lang.String predicateValue, java.lang.String objectValue) Get general command to insert into folder store table.
java.lang.String	getInsertIntoGraphCommand(java.lang.String subject, java.lang.String predicate, java.lang.String object) Get general command to insert to graph store table.
java.lang.String	getInsertIntoINDComman(java.lang.String nodeName, int pre, int post, int depth, java.lang.String type)
static DBConfiguration	getInstance() Get instance of class.
java.lang.String	getPort() Get port number to connect to data base.
void	loadConfigurations(java.lang.String rdbms) Load configuration from file.
void	saveConfiguration() Save new configuration to file.
void	setDbName(java.lang.String dataBaseName) Set data base name.
void	setDbPassword(java.lang.String password) Set data base password.
void	setDbType(RDBMS dbType) Set type of RDBMS.
void	setDbUserName(java.lang.String userName) Set data base user name.
void	setPort(java.lang.String port) Set port to connect to RDBMS.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static DBConfiguration getInstance()

Get instance of class.

Returns:

Current instance of configuration.

saveConfiguration

public void saveConfiguration()
                       throws javax.xml.transform.TransformerFactoryConfigurationError,
                              javax.xml.transform.TransformerException

Save new configuration to file.

Throws:

javax.xml.transform.TransformerFactoryConfigurationError

javax.xml.transform.TransformerException

loadConfigurations

public void loadConfigurations(java.lang.String rdbms)
                        throws javax.xml.parsers.ParserConfigurationException,
                               org.xml.sax.SAXException,
                               java.io.IOException

Load configuration from file.

Parameters:

rdbms - Type of RDBMS i.e(DB2, Postgresql)

Throws:

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

java.io.IOException

setDbType

public void setDbType(RDBMS dbType)

Set type of RDBMS.

Parameters:

dbType -

getDbType

public RDBMS getDbType()

Get type of RDBMS.

Returns:

RDBMS enum.

getDbUserName

public java.lang.String getDbUserName()

Get DataBase user name.

Returns:

String contains user name of data base.

setDbUserName

public void setDbUserName(java.lang.String userName)

Set data base user name.

Parameters:

userName - String contains user name.

getDbPassword

public java.lang.String getDbPassword()

Get data base password.

Returns:

String contains data base password.

setDbPassword

public void setDbPassword(java.lang.String password)

Set data base password.

Parameters:

password - String contains data base password.

getConnectionString

public java.lang.String getConnectionString()

Get connection string.

Returns:

Connection String.

getDataBaseName

public java.lang.String getDataBaseName()

Get name of data base.

Returns:

String contains name of data base i.e ('GraphDb')

getPort

public java.lang.String getPort()

Get port number to connect to data base.

Returns:

Port number.

getDbConfigFileName

public java.lang.String getDbConfigFileName()

Get address of configuration file.

Returns:

Configuration file address.

getInsertIntoEntityCommand

public java.lang.String getInsertIntoEntityCommand(java.lang.String subjectValue,
                                          java.lang.String predicateValue,
                                          java.lang.String objectValue)

Get general command to insert to entity store table.

Parameters:

subjectValue - Subject id.

predicateValue - Predicate.

objectValue - Object.

Returns:

Insert command.

getInsertIntoGraphCommand

public java.lang.String getInsertIntoGraphCommand(java.lang.String subject,
                                         java.lang.String predicate,
                                         java.lang.String object)

Get general command to insert to graph store table.

Parameters:

subject - Subject id.

predicate - Edge id.

object - Object id.

Returns:

Insert command.

getInsertIntoFolderCommand

public java.lang.String getInsertIntoFolderCommand(java.lang.String folderID,
                                          java.lang.String subjectValue,
                                          java.lang.String predicateValue,
                                          java.lang.String objectValue)

Get general command to insert into folder store table.

Parameters:

folderID - Folder id

subjectValue - Subject id

predicateValue - Edge id

objectValue - Object id.

Returns:

Insert command.

getInsertIntoINDComman

public java.lang.String getInsertIntoINDComman(java.lang.String nodeName,
                                      int pre,
                                      int post,
                                      int depth,
                                      java.lang.String type)

setPort

public void setPort(java.lang.String port)

Set port to connect to RDBMS.

Parameters:

port - Port number.

setDbName

public void setDbName(java.lang.String dataBaseName)

Set data base name. i.e('GraphDb').

Parameters:

dataBaseName - Data base name.