com.holonplatform.core.objects

Interface HashCodeProvider<T>

Type Parameters:

T - Object type

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface HashCodeProvider<T>

Object hashCode provider.

Since:

5.1.0

Method Summary

Modifier and Type	Method and Description
Optional<Integer>	hashCode(T object) Get the hash code of given object.

Method Detail

hashCode

Optional<Integer> hashCode(T object)

Get the hash code of given object.

The provided hash code should follow the same semantic of Object.hashCode().

Parameters:

object - The object for which to obtain the hash code (may be null)

Returns:

The object hash code, or an empty Optional to fallback to the default hash code value