org.eclipse.gemini.blueprint.extender.internal.support

Class NamespaceManager

java.lang.Object

org.eclipse.gemini.blueprint.extender.internal.support.NamespaceManager

All Implemented Interfaces:

org.springframework.beans.factory.DisposableBean, org.springframework.beans.factory.InitializingBean

public class NamespaceManager
extends java.lang.Object
implements org.springframework.beans.factory.InitializingBean, org.springframework.beans.factory.DisposableBean

Support class that deals with namespace parsers discovered inside Spring bundles.

Field Summary

Fields

Modifier and Type	Field and Description
private org.osgi.framework.BundleContext	context OSGi Environment
private org.osgi.framework.ServiceRegistration	enResolverRegistration ServiceRegistration object returned by OSGi when registering the NamespacePlugins instance as a service
private java.lang.String	extenderInfo
private static org.apache.commons.logging.Log	log
private static java.lang.String	META_INF
private NamespacePlugins	namespacePlugins The set of all namespace plugins known to the extender
private org.osgi.framework.ServiceRegistration	nsResolverRegistration ServiceRegistration object returned by OSGi when registering the NamespacePlugins instance as a service
private static java.lang.String	SPRING_HANDLERS
private static java.lang.String	SPRING_SCHEMAS

Constructor Summary

Constructors

Constructor and Description
NamespaceManager(org.osgi.framework.BundleContext context) Constructs a new NamespaceManager instance.

Method Summary

Modifier and Type	Method and Description
void	afterPropertiesSet()
void	destroy()
NamespacePlugins	getNamespacePlugins()
private boolean	hasCompatibleNamespaceType(org.osgi.framework.Bundle bundle)
void	maybeAddNamespaceHandlerFor(org.osgi.framework.Bundle bundle, boolean isLazyBundle) Registers the namespace plugin handler if this bundle defines handler mapping or schema mapping resources.
void	maybeRemoveNameSpaceHandlerFor(org.osgi.framework.Bundle bundle) Removes the target bundle from the set of those known to provide handler or schema mappings.
private void	registerResolverServices() Registers the NamespacePlugins instance as an Osgi Resolver service
private void	unregisterResolverService() Unregisters the NamespaceHandler and EntityResolver service

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.apache.commons.logging.Log log

namespacePlugins

private NamespacePlugins namespacePlugins

The set of all namespace plugins known to the extender

nsResolverRegistration

private org.osgi.framework.ServiceRegistration nsResolverRegistration

ServiceRegistration object returned by OSGi when registering the NamespacePlugins instance as a service

enResolverRegistration

private org.osgi.framework.ServiceRegistration enResolverRegistration

ServiceRegistration object returned by OSGi when registering the NamespacePlugins instance as a service

context

private final org.osgi.framework.BundleContext context

OSGi Environment

extenderInfo

private final java.lang.String extenderInfo

META_INF

private static final java.lang.String META_INF

See Also:

Constant Field Values

SPRING_HANDLERS

private static final java.lang.String SPRING_HANDLERS

See Also:

Constant Field Values

SPRING_SCHEMAS

private static final java.lang.String SPRING_SCHEMAS

See Also:

Constant Field Values

Constructor Detail

NamespaceManager

public NamespaceManager(org.osgi.framework.BundleContext context)

Constructs a new NamespaceManager instance.

Parameters:

context - containing bundle context

Method Detail

maybeAddNamespaceHandlerFor

public void maybeAddNamespaceHandlerFor(org.osgi.framework.Bundle bundle,
                                        boolean isLazyBundle)

Registers the namespace plugin handler if this bundle defines handler mapping or schema mapping resources.

This method considers only the bundle space and not the class space.

Parameters:

bundle - target bundle

isLazyBundle - indicator if the bundle analyzed is lazily activated

hasCompatibleNamespaceType

private boolean hasCompatibleNamespaceType(org.osgi.framework.Bundle bundle)

maybeRemoveNameSpaceHandlerFor

public void maybeRemoveNameSpaceHandlerFor(org.osgi.framework.Bundle bundle)

Removes the target bundle from the set of those known to provide handler or schema mappings.

Parameters:

bundle - handler bundle

registerResolverServices

private void registerResolverServices()

Registers the NamespacePlugins instance as an Osgi Resolver service

unregisterResolverService

private void unregisterResolverService()

Unregisters the NamespaceHandler and EntityResolver service

getNamespacePlugins

public NamespacePlugins getNamespacePlugins()

afterPropertiesSet

public void afterPropertiesSet()

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

destroy

public void destroy()

Specified by:

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