src/org/nutz/dao/FieldMatcher.java
public FieldMatcher setLocked(String locked) {
        if (locked != null)
            this.locked = Regex.getPattern(locked);
        else
            this.locked = null;
        return this;
    }
public FieldMatcher setLocked(String locked) {
        if (locked != null)
            this.locked = Regex.getPattern(locked);
        else
            this.locked = null;
        return this;
    }
设置过滤不可用字段/属性的正则表达式
@param locked 正则表达式
@return 原对象,用于链式调用