<?xml version="1.0" encoding="UTF-8"?> 
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     <tree path="/src/javase0314/Calculate.java" title="可变长参数" extension="java"/>
     <tree path="/src/javase0315/Review.java" title="复习" extension="java"/>
     <tree path="/src/javase0317/equal" title="equals和toString"/>
     <tree path="/src/javase0317/polymorphism" title="多态性"/>
     <tree path="/src/javase0317/review" title="复习"/>
     <tree path="/src/javase0316/extend" title="继承"/>
     <tree path="/src/javase0316/testSuper" title="权限修饰符protected"/>
     <tree path="/src/javase0316/superTest" title="权限修饰符protected"/>
     <tree path="/src/javase0316/practise" title="练习"/>
     <tree path="/src/javase0316/Refrigerator.java" title="this的作用" extension="java"/>
    <tree path="/src/javase0316/Paper.java" title="this的指向" extension="java"/>
    <tree path="/src/javase0317/parctise" title="练习"/>
    <tree path="/src/javase0314/Cup.java" title="构造器" extension="java"/>
    <tree path="/src/javase0314/Permission.java" title="权限修饰符的有效范围" extension="java"/>
    <tree path="/src/javase0314/PermissionTest.java" title="权限修饰符的有效范围" extension="java"/>
    <tree path="/src/javase0314/Phone.java" title="封装和隐藏" extension="java"/>
    <tree path="/src/javase0314/PhoneTest.java" title="封装和隐藏" extension="java"/>
    <tree path="/src/javase0314/practise1" title="练习"/>
    <tree path="/src/javase0314/practise" title="练习"/>
    <tree path="/src/javase0313/Category.java" title="属性" extension="java"/>
    <tree path="/src/javase0313/Compute.java" title="方法重载" extension="java"/>
    <tree path="/src/javase0313/Mouse.java" title="方法" extension="java"/>
    <tree path="/src/javase0313/Practise.java" title="练习" extension="java"/>
    <tree path="/src/javase0313/Printer.java" title="属性初始化" extension="java"/>
    <tree path="/src/javase0313/Programmer.java" title="属性和方法" extension="java"/>
    <tree path="/src/javase0313/Student.java" title="练习" extension="java"/>
    <tree path="/src/javase0313/Array.java" title="冒泡排序" extension="java"/>
    <tree path="/src/javase0320/practise/StringTest.java" title="字符串转义" extension="java"/>
    <tree path="/src/javase0320/staticTest" title="静态"/>
    <tree path="/src/javase0320/review" title="复习"/>
    <tree path="/src/javase0320/wrapper" title="包装类"/>
    <tree path="/src/javase0320/practise" title="练习"/>
    <tree path="/src/javase0320/codeblock" title="代码块"/>
    <tree path="/src/javase0320/codeblock/ProptertyAssignment.java" title="属性赋值顺序" extension="java"/>
    <tree path="/src/javase0321/review" title="复习"/>
    <tree path="/src/javase0321/practise" title="练习"/>
    <tree path="/src/javase0321/interfaceTest/Bullet.java" title="没重写，抽象类" extension="java"/>
    <tree path="/src/javase0322/exceptionTest" title="异常"/>
    <tree path="/src/javase0322/review" title="复习"/>
    <tree path="/src/javase0322/UserTest.java" title="登录注册" extension="java"/>
    <tree path="/src/javase0322/User.java" title="登录注册" extension="java"/>
    <tree path="/src/javase0324/io/FileTest.java" title="File类操作" extension="java"/>
    <tree path="/src/javase0324/io/IOTest.java" title="IO流操作" extension="java"/>
</trees>