org.eclipse.swordfish.internal.core.util
Class RegistryImpl<T>

java.lang.Object
  org.eclipse.swordfish.internal.core.util.RegistryImpl<T>

All Implemented Interfaces:

ReadOnlyRegistry<T>, Registry<T>, org.springframework.beans.factory.DisposableBean, org.springframework.osgi.context.BundleContextAware

Direct Known Subclasses:

ConfigurationConsumerRegistry, EventHandlerRegistry, InterceptorExceptionListenerRegistry, InterceptorRegistry, PollableConfigurationSourceRegistry

public class RegistryImpl<T>
extends java.lang.Object
implements Registry<T>, org.springframework.osgi.context.BundleContextAware, org.springframework.beans.factory.DisposableBean

Constructor Summary

RegistryImpl()

Method Summary

void	destroy()
java.util.Set<T>	getKeySet() Read access to the components for which properties are registered.
java.util.Map<java.lang.String,?>	getProperties(T key) Read access to the property maps.
void	register(T key, java.util.Map<java.lang.String,?> properties) Perform registration of an item with its properties.
void	setBundleContext(org.osgi.framework.BundleContext bundleContext)
void	unregister(T key, java.util.Map<java.lang.String,?> properties) Unregister an item.

Methods inherited from class java.lang.Object

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

Constructor Detail

RegistryImpl

public RegistryImpl()

Method Detail

register

public void register(T key,
                     java.util.Map<java.lang.String,?> properties)
              throws SwordfishException

Description copied from interface: Registry

Perform registration of an item with its properties.

Specified by:

register in interface Registry<T>

Parameters:

key - The key i.e. the component for which properties are registered.

properties - The properties of the registered item. Must not be null, but if there are no properties, an empty Map must be provided.

Throws:

SwordfishException - risen in case of double registration of the same item, an invalid item, or an invalid properties argument.

unregister

public void unregister(T key,
                       java.util.Map<java.lang.String,?> properties)
                throws SwordfishException

Description copied from interface: Registry

Unregister an item.

Specified by:

unregister in interface Registry<T>

Parameters:

key - - to be unregistered. When the item is not registered, nothing happens.

Throws:

SwordfishException - if an item cannot be unregistered due to the internal state of the system.

getKeySet

public java.util.Set<T> getKeySet()

Description copied from interface: ReadOnlyRegistry

Read access to the components for which properties are registered.

Specified by:

getKeySet in interface ReadOnlyRegistry<T>

Returns:

the keys of the registry, i.e. the components registered.

getProperties

public java.util.Map<java.lang.String,?> getProperties(T key)

Description copied from interface: ReadOnlyRegistry

Read access to the property maps.

Specified by:

getProperties in interface ReadOnlyRegistry<T>

Parameters:

key - the component for which the properties are registerd.

Returns:

the properties for the specified component as unmodifiable Map. A return value of null indicates that a component has not been registered. A component registered with no properties will provide an empty Map.

setBundleContext

public void setBundleContext(org.osgi.framework.BundleContext bundleContext)

Specified by:

setBundleContext in interface org.springframework.osgi.context.BundleContextAware

destroy

public void destroy()
             throws java.lang.Exception

Specified by:

destroy in interface org.springframework.beans.factory.DisposableBean

Throws:

java.lang.Exception