Interface EqualityHelperExtensionProvider.Descriptor.Registry
- All Known Implementing Classes:
EqualityHelperExtensionProviderDescriptorRegistryImpl
- Enclosing interface:
- EqualityHelperExtensionProvider.Descriptor
public static interface EqualityHelperExtensionProvider.Descriptor.Registry
Registry of equality helper extension provider descriptors.
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Method Summary
Modifier and TypeMethodDescriptionvoid
clear()
Removes all extensions from this registry.This will return a copy of the registered equality helper extension providers list.getEqualityHelperExtensionProviders
(EPackage ePackage) Retrieve the equality helper extension providers from a givenePackage
.Retrieve the highest ranking equality helper extension provider from a givenePackage
.put
(String key, EqualityHelperExtensionProvider.Descriptor descriptor) Adds a equality helper extension provider to the registry.Removes a equality helper extension provider from this registry.
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Method Details
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put
EqualityHelperExtensionProvider.Descriptor put(String key, EqualityHelperExtensionProvider.Descriptor descriptor) Adds a equality helper extension provider to the registry.- Parameters:
key
- key with which the specified descriptor is to be associateddescriptor
- equality helper extension 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.)
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clear
void clear()Removes all extensions from this registry.- Restriction:
- This method is not intended to be referenced by clients.
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getDescriptors
Collection<EqualityHelperExtensionProvider.Descriptor> getDescriptors()This will return a copy of the registered equality helper extension providers list.- Returns:
- A copy of the registered equality helper extension providers list.
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remove
Removes a equality helper extension provider from this registry.- Parameters:
key
- key of the equality helper extension 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.
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getHighestRankingEqualityHelperExtensionProvider
Retrieve the highest ranking equality helper extension provider from a givenePackage
.- Parameters:
ePackage
- The given ePackage.- Returns:
- The associated equality helper extension provider with the highest ranking.
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getEqualityHelperExtensionProviders
Retrieve the equality helper extension providers from a givenePackage
.- Parameters:
ePackage
- The given ePackage.- Returns:
- The associated equality helper extension providers if any.
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