Class FunctionRegistry

java.lang.Object
org.eclipse.rdf4j.common.lang.service.ServiceRegistry<String,Function>
org.eclipse.rdf4j.query.algebra.evaluation.function.FunctionRegistry

public class FunctionRegistry extends ServiceRegistry<String,Function>
A ServiceRegistry for implementations of the Function interface. Functions are registered by their IRI.
Author:
Arjohn Kampman
  • Constructor Details

    • FunctionRegistry

      public FunctionRegistry()
  • Method Details

    • getInstance

      public static FunctionRegistry getInstance()
      Gets the default FunctionRegistry.
      Returns:
      The default registry.
    • getKey

      protected String getKey(Function function)
      Description copied from class: ServiceRegistry
      Gets the key for the specified service.
      Specified by:
      getKey in class ServiceRegistry<String,Function>
      Parameters:
      function - The service to get the key for.
      Returns:
      The key for the specified service.