OrSpecification.java

package com.cheng.zenofdesignpatterns.extension.newpatterns.specification.common;

/**
 * 或规格书
 */
public class OrSpecification extends CompositeSpecification {

    // 左右两个规格书
    private ISpecification left;
    private ISpecification right;

    public OrSpecification(ISpecification _left, ISpecification _right) {
        this.left = _left;
        this.right = _right;
    }

    // or运算
    @Override
    public boolean isSatisfiedBy(Object candidate) {
        return left.isSatisfiedBy(candidate) || right.isSatisfiedBy(candidate);
    }

}