package speiger.src.collections.PACKAGE.collections;

import java.util.Iterator;
#if !TYPE_OBJECT
import java.util.Objects;
import java.util.function.Consumer;

import speiger.src.collections.PACKAGE.functions.CONSUMER;

#endif

public interface ITERATOR KEY_GENERIC_TYPE extends Iterator<CLASS_TYPE>
{
#if !TYPE_OBJECT
	public KEY_TYPE NEXT();
	
	@Deprecated
	@Override
	public default CLASS_TYPE next() { return KEY_TO_OBJ(NEXT()); }
	
	public default void forEachRemaining(CONSUMER action) {
        Objects.requireNonNull(action);
        while(hasNext()) { action.accept(NEXT()); }
	}
	
	@Deprecated
	@Override
	default void forEachRemaining(Consumer<? super CLASS_TYPE> action) {
        Objects.requireNonNull(action);
        forEachRemaining(action::accept);
	}
	
#endif
	default int skip(int amount) {
		if(amount < 0) throw new IllegalStateException("Negative Numbers are not allowed");
		int i = 0;
		for(;i<amount && hasNext();NEXT(), i++);
		return i;
	}
}