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

Interface WeightProvider

All Known Implementing Classes:
AbstractWeightProvider, DefaultWeightProvider, EcoreWeightProvider
public interface WeightProvider
Provide the weight to consider while comparing EObjects by their content.

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Interface
    Description
    static interface 
    WeightProvider.Descriptor
    Wrapper describing the given weight provider.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getContainingFeatureWeight(EObject a)
    Return the weight associated with the fact some Object has changed it's containing reference.
    int
    getParentWeight(EObject a)
    Return the weight associated with the fact some Object has changed it's container.
    int
    getWeight(EStructuralFeature attribute)
    Return the weight for the given feature.

  • Method Details

    • getWeight

      int getWeight(EStructuralFeature attribute)
      Return the weight for the given feature.
      Parameters:
      attribute - any EStructuralFeature.
      Returns:
      the weight for the given feature. 0 meaning no effects.

    • getParentWeight

      int getParentWeight(EObject a)
      Return the weight associated with the fact some Object has changed it's container.
      Parameters:
      a - any instance.
      Returns:
      a weight representing the importance of the change of container to compute matches.

    • getContainingFeatureWeight

      int getContainingFeatureWeight(EObject a)
      Return the weight associated with the fact some Object has changed it's containing reference.
      Parameters:
      a - any instance.
      Returns:
      a weight representing the importance of the change of containing reference to compute matches.