获取已经安装APK的路径，获取安装APK路径, PackageM

获取已经安装APK的路径，获取安装APK路径, PackageM

    PackageManager pm = getPackageManager();            for (ApplicationInfo app : pm.getInstalledApplications(0)) {                 Log.d("PackageList", "package: " + app.packageName + ", sourceDir: " + app.sourceDir);            }``` 输出如下：```java    package: com.tmobile.thememanager, sourceDir: /system/app/ThemeManager.apk            package: com.touchtype.swiftkey, sourceDir: /data/app/com.touchtype.swiftkey-1.apk