AndSpecification.java

package evanq.game.common.specification;

/**
 * AND specification, used to create a new specifcation that is the AND of two other specifications.
 */
public class AndSpecification<T> extends AbstractSpecification<T> {

  private Specification<T> spec1;
  private Specification<T> spec2;

  /**
   * Create a new AND specification based on two other spec.
   *
   * @param spec1 Specification one.
   * @param spec2 Specification two.
   */
  public AndSpecification(final Specification<T> spec1, final Specification<T> spec2) {
    this.spec1 = spec1;
    this.spec2 = spec2;
  }

  /**
   * {@inheritDoc}
   */
  public boolean isSatisfiedBy(final T t) {
    return spec1.isSatisfiedBy(t) && spec2.isSatisfiedBy(t);
  }
}