sqlSession接口的定义如下: /* * Copyright 2009-2011 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in comp
标记接口是不含有任何方法的接口,它的目的是通过将特定接口应用于类来为该类添加类型信息。以下是一个示例: public interface Drawable {// 标记接口,不包含任何方法}public class Circle implements Drawable {private int radius;public Circle(int radius) {this.radius = ra