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APIAPI文档怎么使用•看包路径•看构造方法•看方法摘要导包•导包：import 包路径.类名称，如果需要使用的目标类和当前类位于同一个包下，则可以省略导包语句不写，且只有 java.lang 包下的内容不需要导包，其他的包都需要 import 语句•创建：类名称对象名 = new 类名称࿰.....

Android逆向 | 基础篇 - Java 学习笔记02

类与对象的关系类是对一类事物的描述，是抽象的（比如手机的设计图纸）对象是一类事物的实例，是具体的（比如真正的手机）类是对象的模板，对象是类的实体对象的内存示意图对象的内存示意图两个对象使用同一个方法的内存两个对象使用同一个方法的内存两个引用指向同一对象两个引用指向同一对象使用对象作为方法的参数使用对...

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Android逆向 | 基础篇 - Java 学习笔记01

JVM、JDK与JRE源文件 -> 编译器 -> 字节码文件 -> 解释器 -> MyProgram鱼 -> 菜刀 -> 杀好的鱼 -> 经过烹饪 -> 可以吃的鱼数据类型基本数据类型整数型 byte short int long 浮点型 float ...

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