Package de.businesscode.util

Class JNDIProvider

java.lang.Object

de.businesscode.util.JNDIProvider

All Implemented Interfaces:

ConfigurationProvider

Direct Known Subclasses:

BareConfiguration

public class JNDIProvider
extends Object
implements ConfigurationProvider

Provider class for JNDI access easing. Per default goes to JNDI environment but LocalConfiguration will get its values from a properties file

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,Object>	configurationParameters
protected org.apache.logging.log4j.Logger	log

Constructor Summary

Constructors

Constructor	Description
JNDIProvider()	initializes JNDI context java:comp/env, implements caching of parameters, use purgeCache() to clear cache

Method Summary

Modifier and Type	Method	Description
Object	getConfigurationParameter(String id)	retrieve a (mandatory) parameter or throw exception, also see ConfigurationProvider.getConfigurationParameterOrNull(String)
<T> T	getConfigurationParameter(String id, T defaultValue)	getter for configuration parameter including downcast
Object	getConfigurationParameterOrNull(String id)	retrieve parameter
static JNDIProvider	getInstance()	Deprecated. will be removed after BCD-UI 4.5
static JNDIProvider	getLocalInstance(String propsFile)	Deprecated. will be removed after BCD-UI 4.5
protected void	init()
void	purgeCache()	purges cache ATTENTION this method also deletes parameters previously added via putConfigurationParameter(String, Object)
Object	putConfigurationParameter(String id, Object value)	stores and object at given id in the properties.

Methods inherited from class java.lang.Object

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

Field Details

configurationParameters

protected Map<String,Object> configurationParameters

log

protected org.apache.logging.log4j.Logger log

Constructor Details

JNDIProvider

public JNDIProvider()

initializes JNDI context java:comp/env, implements caching of parameters, use purgeCache() to clear cache

Method Details

getInstance

@Deprecated
public static JNDIProvider getInstance()

Deprecated.

will be removed after BCD-UI 4.5

Returns:

getLocalInstance

@Deprecated
public static JNDIProvider getLocalInstance(String propsFile)

Deprecated.

will be removed after BCD-UI 4.5

Parameters:

propsFile -

Returns:

purgeCache

public void purgeCache()

purges cache ATTENTION this method also deletes parameters previously added via putConfigurationParameter(String, Object)

init

protected void init()
             throws RuntimeException

Throws:

RuntimeException

getConfigurationParameter

public <T> T getConfigurationParameter(String id,
 T defaultValue)

Description copied from interface: ConfigurationProvider

getter for configuration parameter including downcast

Specified by:

getConfigurationParameter in interface ConfigurationProvider

Returns:

configuration parameter instance or defaultValue

getConfigurationParameterOrNull

public Object getConfigurationParameterOrNull(String id)

Description copied from interface: ConfigurationProvider

retrieve parameter

Specified by:

getConfigurationParameterOrNull in interface ConfigurationProvider

Returns:

configuration parameter instance or NULL

getConfigurationParameter

public Object getConfigurationParameter(String id)

Description copied from interface: ConfigurationProvider

retrieve a (mandatory) parameter or throw exception, also see ConfigurationProvider.getConfigurationParameterOrNull(String)

Specified by:

getConfigurationParameter in interface ConfigurationProvider

Returns:

configuration parameter instance

putConfigurationParameter

public Object putConfigurationParameter(String id,
 Object value)

stores and object at given id in the properties. Does overwrite the old reference in case one existed. ATTENTION: this is NOT persistent, the configuration parameters are reset during reload of a context / application.

Parameters:

id -

value -

Returns:

an object previously set at given id or NULL in case the id has never been used before