com.bentofw.dao
Class JndiLocator

java.lang.Object
  com.bentofw.dao.JndiLocator

public class JndiLocator
extends java.lang.Object

Service Locator. You can look up the JNDI DataSource and JNDI environment values, in addition to EJBHome.

Author:

Jun Inamori

Method Summary

boolean	getBooleanEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its boolean value for it.
byte	getByteEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its byte value for it.
char	getCharEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its char value for it.
javax.sql.DataSource	getDataSource(java.lang.String jndiName) Return the DataSource.
double	getDoubleEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its double value for it.
javax.ejb.EJBHome	getEjbHome(java.lang.String jndiName, java.lang.String className) Return the EJBHome.
javax.ejb.EJBLocalHome	getEjbLocalHome(java.lang.String jndiName) Return the EJBLocalHome.
float	getFloatEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its float value for it.
static JndiLocator	getInstance() Return the instance of this class.
int	getIntEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its int value for it.
long	getLongEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its long value for it.
javax.jms.Queue	getQueue(java.lang.String jndiName) Return the Queue.
javax.jms.QueueConnectionFactory	getQueueConnectionFactory(java.lang.String jndiName) Return the QueueConnectionFactory.
short	getShortEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its short value for it.
java.lang.String	getStringEnv(java.lang.String jndiName) Looks up the JNDI environment value and returns its String value for it.
javax.jms.Topic	getTopic(java.lang.String jndiName) Return the Topic.
javax.jms.TopicConnectionFactory	getTopicConnectionFactory(java.lang.String jndiName) Return the TopicConnectionFactory.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static JndiLocator getInstance()

Return the instance of this class.

Returns:

The instance of this class.

getEjbHome

public javax.ejb.EJBHome getEjbHome(java.lang.String jndiName,
                                    java.lang.String className)
                             throws NestedException,
                                    SimpleException

Return the EJBHome.

Once the EJBHome is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

className - The fully qualified class name for the intended EJBHome.

Returns:

EJBHome

Throws:

NestedException

SimpleException

getEjbLocalHome

public javax.ejb.EJBLocalHome getEjbLocalHome(java.lang.String jndiName)
                                       throws NestedException,
                                              SimpleException

Return the EJBLocalHome.

Once the EJBLocalHome is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

EJBLocalHome

Throws:

NestedException

SimpleException

getQueueConnectionFactory

public javax.jms.QueueConnectionFactory getQueueConnectionFactory(java.lang.String jndiName)
                                                           throws NestedException,
                                                                  SimpleException

Return the QueueConnectionFactory.

Once the QueueConnectionFactory is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

QueueConnectionFactory

Throws:

NestedException

SimpleException

getQueue

public javax.jms.Queue getQueue(java.lang.String jndiName)
                         throws NestedException,
                                SimpleException

Return the Queue.

Once the Queue is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

Queue

Throws:

NestedException

SimpleException

getTopicConnectionFactory

public javax.jms.TopicConnectionFactory getTopicConnectionFactory(java.lang.String jndiName)
                                                           throws NestedException,
                                                                  SimpleException

Return the TopicConnectionFactory.

Once the TopicConnectionFactory is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

TopicConnectionFactory

Throws:

NestedException

SimpleException

getTopic

public javax.jms.Topic getTopic(java.lang.String jndiName)
                         throws NestedException,
                                SimpleException

Return the Topic.

Once the Topic is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

Topic

Throws:

NestedException

SimpleException

getDataSource

public javax.sql.DataSource getDataSource(java.lang.String jndiName)
                                   throws NestedException,
                                          SimpleException

Return the DataSource.

Once the DataSource is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can soon return it, without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

DataSource

Throws:

NestedException

SimpleException

getBooleanEnv

public boolean getBooleanEnv(java.lang.String jndiName)
                      throws NestedException,
                             SimpleException

Looks up the JNDI environment value and returns its boolean value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

boolean value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getByteEnv

public byte getByteEnv(java.lang.String jndiName)
                throws NestedException,
                       SimpleException

Looks up the JNDI environment value and returns its byte value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

byte value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getCharEnv

public char getCharEnv(java.lang.String jndiName)
                throws NestedException,
                       SimpleException

Looks up the JNDI environment value and returns its char value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

char value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getDoubleEnv

public double getDoubleEnv(java.lang.String jndiName)
                    throws NestedException,
                           SimpleException

Looks up the JNDI environment value and returns its double value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

double value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getFloatEnv

public float getFloatEnv(java.lang.String jndiName)
                  throws NestedException,
                         SimpleException

Looks up the JNDI environment value and returns its float value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

float value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getIntEnv

public int getIntEnv(java.lang.String jndiName)
              throws NestedException,
                     SimpleException

Looks up the JNDI environment value and returns its int value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

int value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getLongEnv

public long getLongEnv(java.lang.String jndiName)
                throws NestedException,
                       SimpleException

Looks up the JNDI environment value and returns its long value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

long value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getShortEnv

public short getShortEnv(java.lang.String jndiName)
                  throws NestedException,
                         SimpleException

Looks up the JNDI environment value and returns its short value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

short value for the intended JNDI environment value.

Throws:

NestedException

SimpleException

getStringEnv

public java.lang.String getStringEnv(java.lang.String jndiName)
                              throws NestedException,
                                     SimpleException

Looks up the JNDI environment value and returns its String value for it.

Once the JNDI environment value is looked up, this method keeps the reference to it. So, the subsequent call of this method with the same JNDI name can return without looking up it on the InitialContext again.

Parameters:

jndiName - The JNDI name

Returns:

String value for the intended JNDI environment value.

Throws:

NestedException

SimpleException