org.apache.jetspeed.om.registry.base
Class BaseClientRegistry

java.lang.Object
  org.apache.jetspeed.om.registry.base.BaseOrderedRegistry
      org.apache.jetspeed.om.registry.base.BaseClientRegistry

All Implemented Interfaces:

ClientRegistry, LocalRegistry, Registry

public class BaseClientRegistry

extends BaseOrderedRegistry

implements ClientRegistry

Simple implementation of the ClientRegistry interface.

Extends BaseRegistry implementation to override object creation method and ensure Registry object is synchronized with its persistence backend by delegating actual addition/deletion of objects to the registry service.

To avoid loops, a RegistryService implementation using this class nees to call the addLocalEntry/removeLocalEntry methods to modify the in memory state of this Registry

Version:

$Id: BaseClientRegistry.java,v 1.6 2005/03/21 18:21:37 sgala Exp $

Author:

Stephan Hesmer, Raphaël Luta

Field Summary

Fields inherited from class org.apache.jetspeed.om.registry.base.BaseOrderedRegistry

entries, idx

Constructor Summary

BaseClientRegistry()

Method Summary

void	addEntry(RegistryEntry entry) Add the given entry to the registry with the given name.
RegistryEntry	createEntry() Creates a new RegistryEntry instance compatible with the current Registry instance implementation
ClientEntry	findEntry(java.lang.String useragent) Returns the client which matches the given useragent string.
void	removeEntry(RegistryEntry entry) Removes the given entry from the Registry
void	removeEntry(java.lang.String name) Removes the given entry from the Registry
void	setEntry(RegistryEntry entry) Set the entry in the registry with the specified name and Entry

Methods inherited from class org.apache.jetspeed.om.registry.base.BaseOrderedRegistry

addLocalEntry, getEntries, getEntry, getEntryCount, hasEntry, listEntryNames, removeLocalEntry, removeLocalEntry, setLocalEntry, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.jetspeed.om.registry.Registry

getEntries, getEntry, getEntryCount, hasEntry, listEntryNames, toArray

Constructor Detail

BaseClientRegistry

public BaseClientRegistry()

Method Detail

setEntry

public void setEntry(RegistryEntry entry)
              throws InvalidEntryException

Description copied from interface: Registry

Set the entry in the registry with the specified name and Entry

Specified by:

setEntry in interface Registry

Overrides:

setEntry in class BaseOrderedRegistry

Throws:

InvalidEntryException

See Also:

Registry#setEntry

addEntry

public void addEntry(RegistryEntry entry)
              throws InvalidEntryException

Description copied from interface: Registry

Add the given entry to the registry with the given name.

Specified by:

addEntry in interface Registry

Overrides:

addEntry in class BaseOrderedRegistry

Throws:

InvalidEntryException

See Also:

Registry.addEntry(java.lang.String, org.apache.jetspeed.om.registry.RegistryEntry)

removeEntry

public void removeEntry(java.lang.String name)

Description copied from interface: Registry

Removes the given entry from the Registry

Specified by:

removeEntry in interface Registry

Overrides:

removeEntry in class BaseOrderedRegistry

See Also:

Registry.removeEntry(java.lang.String, java.lang.String)

removeEntry

public void removeEntry(RegistryEntry entry)

Description copied from interface: Registry

Removes the given entry from the Registry

Specified by:

removeEntry in interface Registry

Overrides:

removeEntry in class BaseOrderedRegistry

See Also:

Registry.removeEntry(java.lang.String, java.lang.String)

findEntry

public ClientEntry findEntry(java.lang.String useragent)

Returns the client which matches the given useragent string.

Specified by:

findEntry in interface ClientRegistry

Parameters:

useragent - the useragent to match

Returns:

the found client or null if the user-agent does not match any defined client

createEntry

public RegistryEntry createEntry()

Creates a new RegistryEntry instance compatible with the current Registry instance implementation

Specified by:

createEntry in interface Registry

Overrides:

createEntry in class BaseOrderedRegistry

Returns:

the newly created RegistryEntry