org.kuali.rice.krad.data.provider.impl
Class ProviderRegistryImpl

java.lang.Object
  org.kuali.rice.krad.data.provider.impl.ProviderRegistryImpl

All Implemented Interfaces:

ProviderRegistry

public class ProviderRegistryImpl
extends Object
implements ProviderRegistry

Defines a basic ProviderRegistry implementation.

Author:

Kuali Rice Team (rice.collab@kuali.org)

Constructor Summary

ProviderRegistryImpl()

Method Summary

protected Iterable<Class<? extends Provider>>	enumerateProviderInterfaces(Provider provider) Enumerates all Provider-derived interfaces in the type hierarchy of the specified Provider class.
MetadataProvider	getMetadataProvider(Class<?> type) Obtain the first MetadataProvider which handles the gives type.
List<MetadataProvider>	getMetadataProviders() Obtain list of all registered MetadataProviders
PersistenceProvider	getPersistenceProvider(Class<?> type) Return the persistence provider for a given type.
List<Provider>	getProviders() Obtain list of all registered providers.
List<Provider>	getProvidersForType(Class<? extends Provider> providerType) Obtain list of all registered providers of a given type.
protected boolean	hasDataObjectServiceMethod(Provider provider, String methodName, Class[] args) Determines if the given Provider has the given method.
void	registerProvider(Provider provider) Register a Provider.
boolean	unregisterProvider(Provider provider) Unregister a Provider if it exists.

Methods inherited from class java.lang.Object

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

Constructor Detail

ProviderRegistryImpl

public ProviderRegistryImpl()

Method Detail

enumerateProviderInterfaces

protected Iterable<Class<? extends Provider>> enumerateProviderInterfaces(Provider provider)

Enumerates all Provider-derived interfaces in the type hierarchy of the specified Provider class.

Parameters:

provider - the Provider class to inspect.

Returns:

all Provider-derived interfaces implemented by the Provider.

registerProvider

public void registerProvider(Provider provider)

Register a Provider.

Specified by:

registerProvider in interface ProviderRegistry

Parameters:

provider - the provider to register

unregisterProvider

public boolean unregisterProvider(Provider provider)

Unregister a Provider if it exists.

Specified by:

unregisterProvider in interface ProviderRegistry

Parameters:

provider - the provider to unregister

Returns:

true if provider was unregistered

getProviders

public List<Provider> getProviders()

Obtain list of all registered providers.

Specified by:

getProviders in interface ProviderRegistry

Returns:

non-null and immutable list of all registered providers

getProvidersForType

public List<Provider> getProvidersForType(Class<? extends Provider> providerType)

Obtain list of all registered providers of a given type.

Specified by:

getProvidersForType in interface ProviderRegistry

Parameters:

providerType - the provider type

Returns:

non-null and immutable list of all registered providers of a given type

getMetadataProviders

public List<MetadataProvider> getMetadataProviders()

Obtain list of all registered MetadataProviders

Specified by:

getMetadataProviders in interface ProviderRegistry

Returns:

non-null and immutable list of all registered MetadataProviders

getPersistenceProvider

public PersistenceProvider getPersistenceProvider(Class<?> type)

Return the persistence provider for a given type.

Specified by:

getPersistenceProvider in interface ProviderRegistry

Parameters:

type - the data object type

Returns:

persistence provider for given type, or null if no matching provider is registered

getMetadataProvider

public MetadataProvider getMetadataProvider(Class<?> type)

Obtain the first MetadataProvider which handles the gives type.

Specified by:

getMetadataProvider in interface ProviderRegistry

Returns:

the MetadataProvider which handles the given type, or null if none could be found

hasDataObjectServiceMethod

protected boolean hasDataObjectServiceMethod(Provider provider,
                                             String methodName,
                                             Class[] args)

Determines if the given Provider has the given method.

Parameters:

provider - the Provider to check.

methodName - the method name to check for.

args - the arguments for the method.

Returns:

TRUE if the Provider has the given method name, FALSE otherwise.