package evanq.game.common.specification; /** * Abstract base implementation of composite {@link Specification} with default * implementations for {@code and}, {@code or} and {@code not}. */ public abstract class AbstractSpecification<T> implements Specification<T> { /** * {@inheritDoc} */ public abstract boolean isSatisfiedBy(T t); /** * {@inheritDoc} */ public Specification<T> and(final Specification<T> specification) { return new AndSpecification<T>(this, specification); } /** * {@inheritDoc} */ public Specification<T> or(final Specification<T> specification) { return new OrSpecification<T>(this, specification); } /** * {@inheritDoc} */ public Specification<T> not(final Specification<T> specification) { return new NotSpecification<T>(specification); } }