Class CustomAggregateFunctionRegistry
java.lang.Object
org.eclipse.rdf4j.common.lang.service.ServiceRegistry<String,AggregateFunctionFactory>
org.eclipse.rdf4j.query.parser.sparql.aggregate.CustomAggregateFunctionRegistry
@Experimental
public class CustomAggregateFunctionRegistry
extends ServiceRegistry<String,AggregateFunctionFactory>
ServiceRegistry implementation that stores available custom aggregate functions that can be used during query
evaluation.- Author:
- Tomas Kovachev t.kovachev1996@gmail.com
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Field Summary
Fields inherited from class org.eclipse.rdf4j.common.lang.service.ServiceRegistry
logger, services -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprotected StringgetKey(AggregateFunctionFactory service) Gets the key for the specified service.
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Constructor Details
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CustomAggregateFunctionRegistry
public CustomAggregateFunctionRegistry()
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Method Details
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getInstance
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getKey
Description copied from class:ServiceRegistryGets the key for the specified service.- Specified by:
getKeyin classServiceRegistry<String,AggregateFunctionFactory> - Parameters:
service- The service to get the key for.- Returns:
- The key for the specified service.
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