Android Studio中Android包的位置 [英] Android package location in Android Studio

问题描述

import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

我在Android Studio中研究了目录结构，它具有应用程序(根目录)，src目录(具有main和res目录)，因此java目录中应该包含java软件包.上面列出的Android软件包在哪里?听说来自?res目录的文件有非Java文件.(例如xml).

I studied the directory structure in Android studio, its got the app (root directory), src directory (which has main and res directories), so the java directory should have the java packages.Where are the above listed Android packages coming from ?res directory I heard has non java files.(like xml).

推荐答案

快速入门的快速解答

所有这些类均来自 android.jar (您为项目选择的平台)，所有这些都是.class files(仅字节码).您无法修改它.

This all classes coming from android.jar (The platform that you selected for your project) and these all are .class files (Byte code only). You can't modify it.

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