void (String[] args) { Supplier<ConstructorReferences> supplier = ConstructorReferences::new; Function<String,ConstructorReferences> function = ConstructorReferences::new; BiFunction<String,String,ConstructorReferences> bifunction = ConstructorReferences::new; UnaryOperator<ConstructorReferences> unaryOperator = ConstructorReferences:: new; Function<ConstructorReferences,ConstructorReferences> unaryOperatorBaseClass = ConstructorReferences::new; BinaryOperator<ConstructorReferences> binaryOperator = ConstructorReferences::new; BiFunction<ConstructorReferences, ConstructorReferences, ConstructorReferences> binaryOperatorBaseClass = ConstructorReferences::new; Consumer<ConstructorReferences> consumer = ConstructorReferences::new; BiConsumer<ConstructorReferences,ConstructorReferences> biconsumer = ConstructorReferences::new; }