org.eclipse.viatra.query.runtime.extensibility

## Interface IQueryGroupProvider

- All Superinterfaces:
    IProvider<IQueryGroup>, java.util.function.Supplier<IQueryGroup>
  All Known Implementing Classes:
    SingletonQueryGroupProvider

      public interface IQueryGroupProvider
      extends IProvider<IQueryGroup>

  Provider interface for `IQueryGroup` instances with added method for requesting the set of FQNs for the query specifications in the group.
  Since:
    1.3

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from interface org.eclipse.viatra.query.runtime.matchers.util.IProvider

      `IProvider.ProvidedValueFunction`

  - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `java.util.Set<java.lang.String>` | `getQuerySpecificationFQNs()` Note that the provider should load the query group class only if the FQNs can not be computed in other ways.
    `java.util.Set<IQuerySpecificationProvider>` | `getQuerySpecificationProviders()` Note that the provider should load the query group class only if the FQNs can not be computed in other ways.

    - ### Methods inherited from interface java.util.function.Supplier

      `get`

- - ### Method Detail

    - #### getQuerySpecificationFQNs

          java.util.Set<java.lang.String> getQuerySpecificationFQNs()

      Note that the provider should load the query group class only if the FQNs can not be computed in other ways.
      Returns:
        the set of query specification FQNs in the group

    - #### getQuerySpecificationProviders

          java.util.Set<IQuerySpecificationProvider> getQuerySpecificationProviders()

      Note that the provider should load the query group class only if the FQNs can not be computed in other ways.
      Returns:
        a set of providers for query specifications in the group