fr.paris5.shaman.insight.component
Class ComponentHandler

fr.paris5.shaman.insight.component.ComponentHandler

All Implemented Interfaces:

InsightConfigurationConstants, SystemConfigurationConstants

Direct Known Subclasses:

PreInstantiatedComponentHandler, RMIClientObjectHandler, StandaloneComponentHandler

public abstract class ComponentHandler

implements SystemConfigurationConstants, InsightConfigurationConstants

Instantiates, then keeps a reference to a Component instance inside a ServiceManager. This class should never be seen out of ServiceManager and derivatives of this class.

Version:

$Id: ComponentHandler.java,v 1.1 2002/06/18 12:23:12 caillette Exp $

Author:

Laurent Caillette

Field Summary

protected java.lang.ClassLoader	classLoader
private org.apache.avalon.framework.component.Component	component
protected org.apache.avalon.framework.component.ComponentManager	componentManager
protected org.apache.avalon.framework.configuration.Configuration	configuration
private boolean	configured
protected InsightContext	context
private org.apache.avalon.framework.logger.Logger	logEnabledLogger
private org.apache.avalon.excalibur.logger.LogKitManager	logKitManager
private java.lang.String	role

Fields inherited from interface fr.paris5.shaman.system.SystemConfigurationConstants

BASEDIRURL_ATTRIBUTE, DEFAULTHOSTNAME, EMPTYSYSTEM_RESOURCE, HOSTNAME_ATTRIBUTE, PORT_ATTRIBUTE, RUNSTYLE_ATTRIBUTE, SYSTEMCONFIGURATION_DEFAULT_RESOURCE

Fields inherited from interface fr.paris5.shaman.insight.component.InsightConfigurationConstants

CLASS_ATTRIBUTE, COMMANDLOGS_ELEMENT, DEFAULT_PREVALENCEBASE_DIR, DIR_ELEMENT, EXPOSEDAS_ATTRIBUTE, LOGKITCONFIGURATION_DEFAULT_RESOURCE, PERSISTING_ATTRIBUTE, ROLE_ATTRIBUTE, SNAPSHOTDIR_ELEMENT, SYSTEMCONFIGURATIONURL_ATTRIBUTE

Constructor Summary

ComponentHandler(java.lang.ClassLoader classLoader)

Method Summary

void	compose(org.apache.avalon.framework.component.ComponentManager componentManager)
void	configure(org.apache.avalon.framework.configuration.Configuration configuration)
void	contextualize(org.apache.avalon.framework.context.Context context)
void	dispose()
protected abstract org.apache.avalon.framework.component.Component	doInstantiate()
org.apache.avalon.framework.component.Component	getComponent()
protected org.apache.avalon.framework.logger.Logger	getLogEnabledLogger()
void	initialize()
protected org.apache.avalon.framework.component.Component	instantiateComponent()
private void	prepare()
void	setLogKitManager(org.apache.avalon.excalibur.logger.LogKitManager logkitManager)

Field Detail

classLoader

protected final java.lang.ClassLoader classLoader

role

private java.lang.String role

component

private org.apache.avalon.framework.component.Component component

context

protected InsightContext context

componentManager

protected org.apache.avalon.framework.component.ComponentManager componentManager

configuration

protected org.apache.avalon.framework.configuration.Configuration configuration

configured

private boolean configured

logKitManager

private org.apache.avalon.excalibur.logger.LogKitManager logKitManager

logEnabledLogger

private org.apache.avalon.framework.logger.Logger logEnabledLogger

Constructor Detail

ComponentHandler

public ComponentHandler(java.lang.ClassLoader classLoader)

Method Detail

getComponent

public final org.apache.avalon.framework.component.Component getComponent()

contextualize

public void contextualize(org.apache.avalon.framework.context.Context context)
                   throws org.apache.avalon.framework.context.ContextException

compose

public void compose(org.apache.avalon.framework.component.ComponentManager componentManager)
             throws org.apache.avalon.framework.component.ComponentException

configure

public void configure(org.apache.avalon.framework.configuration.Configuration configuration)
               throws org.apache.avalon.framework.configuration.ConfigurationException

instantiateComponent

protected final org.apache.avalon.framework.component.Component instantiateComponent()
                                                                              throws java.lang.Exception

doInstantiate

protected abstract org.apache.avalon.framework.component.Component doInstantiate()
                                                                          throws java.lang.Exception

prepare

private void prepare()
              throws org.apache.avalon.framework.context.ContextException,
                     org.apache.avalon.framework.configuration.ConfigurationException,
                     org.apache.avalon.framework.component.ComponentException

initialize

public final void initialize()
                      throws java.lang.Exception

dispose

public final void dispose()

setLogKitManager

public void setLogKitManager(org.apache.avalon.excalibur.logger.LogKitManager logkitManager)

getLogEnabledLogger

protected org.apache.avalon.framework.logger.Logger getLogEnabledLogger()