Package org.eclipse.emf.compare.match.eobject

Class WeightProviderDescriptorRegistryImpl

java.lang.Object

org.eclipse.emf.compare.match.eobject.WeightProviderDescriptorRegistryImpl

All Implemented Interfaces:

WeightProvider.Descriptor.Registry

public class WeightProviderDescriptorRegistryImpl
extends Object
implements WeightProvider.Descriptor.Registry

This will contain all of the EMF Compare Weight Providers Descriptors.

Since:

3.1.0

Constructor Summary

Constructors

Constructor	Description
WeightProviderDescriptorRegistryImpl()	Creates a new extension registry.

Method Summary

Modifier and Type	Method	Description
void	clear()	Removes all extensions from this registry.
static WeightProvider.Descriptor.Registry	createStandaloneInstance()	Returns a registry filled with the default weight provider DefaultWeightProvider and the ecore weight provider EcoreWeightProvider provided by EMF Compare.
com.google.common.collect.ImmutableList<WeightProvider.Descriptor>	getDescriptors()	This will return a copy of the registered weight providers list.
WeightProvider	getHighestRankingWeightProvider(EPackage ePackage)	Retrieve the highest ranking weight provider from a given ePackage.
com.google.common.collect.ImmutableList<WeightProvider>	getWeightProviders(EPackage ePackage)	Retrieve the weight providers from a given ePackage.
WeightProvider.Descriptor	put(String key, WeightProvider.Descriptor weightProvider)	Adds a weight provider to the registry.
WeightProvider.Descriptor	remove(String key)	Removes a weight provider from this registry.

Methods inherited from class java.lang.Object

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

Constructor Details

WeightProviderDescriptorRegistryImpl

public WeightProviderDescriptorRegistryImpl()

Creates a new extension registry.

Method Details

createStandaloneInstance

public static WeightProvider.Descriptor.Registry createStandaloneInstance()

Returns a registry filled with the default weight provider DefaultWeightProvider and the ecore weight provider EcoreWeightProvider provided by EMF Compare.

Returns:

A registry filled with the default & ecore weight providers provided by EMF Compare.

put

public WeightProvider.Descriptor put(String key,
 WeightProvider.Descriptor weightProvider)

Adds a weight provider to the registry.

Specified by:

put in interface WeightProvider.Descriptor.Registry

Parameters:

key - key with which the specified descriptor is to be associated

weightProvider - weight provider that is to be added to this registry.

Returns:

the previous descriptor associated with key, or null if there was no mapping for key. (A null return can also indicate that the map previously associated null with key, if the implementation supports null values.)

clear

public void clear()

Removes all extensions from this registry.

Specified by:

clear in interface WeightProvider.Descriptor.Registry

getDescriptors

public com.google.common.collect.ImmutableList<WeightProvider.Descriptor> getDescriptors()

This will return a copy of the registered weight providers list.

Specified by:

getDescriptors in interface WeightProvider.Descriptor.Registry

Returns:

A copy of the registered weight providers list.

remove

public WeightProvider.Descriptor remove(String key)

Removes a weight provider from this registry.

Specified by:

remove in interface WeightProvider.Descriptor.Registry

Parameters:

key - key of the weight provider descriptor that is to be removed from the registry.

Returns:

the previous value associated with key, or null if there was no mapping for key.

getHighestRankingWeightProvider

public WeightProvider getHighestRankingWeightProvider(EPackage ePackage)

Retrieve the highest ranking weight provider from a given ePackage.

Specified by:

getHighestRankingWeightProvider in interface WeightProvider.Descriptor.Registry

Parameters:

ePackage - The given ePackage.

Returns:

The associated weight provider with the highest ranking.

getWeightProviders

public com.google.common.collect.ImmutableList<WeightProvider> getWeightProviders(EPackage ePackage)

Retrieve the weight providers from a given ePackage.

Specified by:

getWeightProviders in interface WeightProvider.Descriptor.Registry

Parameters:

ePackage - The given ePackage.

Returns:

The associated weight providers if any.