src/org/nutz/validate/NutValidate.java
public NutValidate ready() {
        Collections.sort(items, new Comparator<NutValidator>() {
            public int compare(NutValidator v1, NutValidator v2) {
                return v1.order() - v2.order();
            }
        });
        return this;
    }
public NutValidate ready() {
        Collections.sort(items, new Comparator<NutValidator>() {
            public int compare(NutValidator v1, NutValidator v2) {
                return v1.order() - v2.order();
            }
        });
        return this;
    }
根据检查器的优先顺序，重新调整检查列表

@return 自身以便链式赋值