Android O 8.0

 

1.src\com\android\packageinstaller\permission\mode\PermissionGroups.java

@Override        public List
     
       loadInBackground() {            ArraySet
      
        launcherPkgs = Utils.getLauncherPackages(getContext());            PermissionApps.PmCache pmCache = new PermissionApps.PmCache(                    getContext().getPackageManager());            List
       
         groups = new ArrayList<>();            Set
        
          seenPermissions = new ArraySet<>();            PackageManager packageManager = getContext().getPackageManager();            List
         
           groupInfos = packageManager.getAllPermissionGroups(0);            for (PermissionGroupInfo groupInfo : groupInfos) {                // Mare sure we respond to cancellation.                if (isLoadInBackgroundCanceled()) {                    return Collections.emptyList();                }                // 得到权限组里的所有权限                // Get the permissions in this group.                final List
          
            groupPermissions; try { groupPermissions = packageManager.queryPermissionsByGroup(groupInfo.name, 0); } catch (PackageManager.NameNotFoundException e) { continue; } boolean hasRuntimePermissions = false; // 查看某个权限组是否含有运行时权限 // Cache seen permissions and see if group has runtime permissions. for (PermissionInfo groupPermission : groupPermissions) { seenPermissions.add(groupPermission.name); if ((groupPermission.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) == PermissionInfo.PROTECTION_DANGEROUS && (groupPermission.flags & PermissionInfo.FLAG_INSTALLED) != 0 && (groupPermission.flags & PermissionInfo.FLAG_REMOVED) == 0) { hasRuntimePermissions = true; } } // 权限组里没有运行时权限，我们不感兴趣，继续循环查询 // No runtime permissions - not interesting for us. if (!hasRuntimePermissions) { continue; } // 如果权限组里含有运行时权限，则继续往下执行 // 获取权限组的label CharSequence label = loadItemInfoLabel(groupInfo); Drawable icon = loadItemInfoIcon(groupInfo); // 根据权限组 新建 PermissionApps 对象 PermissionApps permApps = new PermissionApps(getContext(), groupInfo.name, null, pmCache); permApps.refreshSync(); // 创建 PermissionGroup 对象 // Create the group and add to the list. PermissionGroup group = new PermissionGroup(groupInfo.name, groupInfo.packageName, label, icon, permApps.getTotalCount(launcherPkgs), permApps.getGrantedCount(launcherPkgs)); groups.add(group); } // 获取所有的安装包权限 // Make sure we add groups for lone runtime permissions. List
           
             installedPackages = getContext().getPackageManager() .getInstalledPackages(PackageManager.GET_PERMISSIONS); // We will filter out permissions that no package requests. Set
            
              requestedPermissions = new ArraySet<>(); for (PackageInfo installedPackage : installedPackages) { if (installedPackage.requestedPermissions == null) { continue; } // 将安装包请求的权限加入到 列表中 for (String requestedPermission : installedPackage.requestedPermissions) { requestedPermissions.add(requestedPermission); } } for (PackageInfo installedPackage : installedPackages) { if (installedPackage.permissions == null) { continue; } // 自定义的权限 for (PermissionInfo permissionInfo : installedPackage.permissions) { // If we have handled this permission, no more work to do. if (!seenPermissions.add(permissionInfo.name)) { continue; } // 关心的是 运行时权限 // We care only about installed runtime permissions. if ((permissionInfo.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) != PermissionInfo.PROTECTION_DANGEROUS || (permissionInfo.flags & PermissionInfo.FLAG_INSTALLED) == 0) { continue; } // 没有app使用那个自定义的权限 // If no app uses this permission, if (!requestedPermissions.contains(permissionInfo.name)) { continue; } CharSequence label = loadItemInfoLabel(permissionInfo); Drawable icon = loadItemInfoIcon(permissionInfo); PermissionApps permApps = new PermissionApps(getContext(), permissionInfo.name, null, pmCache); permApps.refreshSync(); // Create the group and add to the list. PermissionGroup group = new PermissionGroup(permissionInfo.name, permissionInfo.packageName, label, icon, permApps.getTotalCount(launcherPkgs), permApps.getGrantedCount(launcherPkgs)); groups.add(group); } } Collections.sort(groups); return groups; }
            
           
          
         
        
       
      
     

 

2.PermissionApps.java

/**     * Refresh the state and do not return until it finishes. Should not be called while an {
    @link     * #refresh async referesh} is in progress.     */    public void refreshSync() {        mSkipUi = true;        createMap(loadPermissionApps());    }

 

3.

src\com\android\packageinstaller\permission\utils\EventLogger.java

/** * For each permission there are four events. The events are in the order of * #ALL_DANGEROUS_PERMISSIONS. The four events per permission are (in that order): "requested", * "granted", "denied", and "revoked". */public class EventLogger {    private static final String LOG_TAG = EventLogger.class.getSimpleName();    /** All dangerous permission names in the same order as the events in MetricsEvent */    private static final List
     
       ALL_DANGEROUS_PERMISSIONS = Arrays.asList(            Manifest.permission.READ_CALENDAR,            Manifest.permission.WRITE_CALENDAR,            Manifest.permission.CAMERA,            Manifest.permission.READ_CONTACTS,            Manifest.permission.WRITE_CONTACTS,            Manifest.permission.GET_ACCOUNTS,            Manifest.permission.ACCESS_FINE_LOCATION,            Manifest.permission.ACCESS_COARSE_LOCATION,            Manifest.permission.RECORD_AUDIO,            Manifest.permission.READ_PHONE_STATE,            Manifest.permission.CALL_PHONE,            Manifest.permission.READ_CALL_LOG,            Manifest.permission.WRITE_CALL_LOG,            Manifest.permission.ADD_VOICEMAIL,            Manifest.permission.USE_SIP,            Manifest.permission.PROCESS_OUTGOING_CALLS,            Manifest.permission.READ_CELL_BROADCASTS,            Manifest.permission.BODY_SENSORS,            Manifest.permission.SEND_SMS,            Manifest.permission.RECEIVE_SMS,            Manifest.permission.READ_SMS,            Manifest.permission.RECEIVE_WAP_PUSH,            Manifest.permission.RECEIVE_MMS,            Manifest.permission.READ_EXTERNAL_STORAGE,            Manifest.permission.WRITE_EXTERNAL_STORAGE,            Manifest.permission.READ_PHONE_NUMBERS,            Manifest.permission.ANSWER_PHONE_CALLS,            Manifest.permission.ACCEPT_HANDOVER);    private static final List
      
        ALL_APPOP_PERMISSIONS = Arrays.asList(            Manifest.permission.ACCESS_NOTIFICATIONS,            Manifest.permission.SYSTEM_ALERT_WINDOW,            Manifest.permission.WRITE_SETTINGS,            Manifest.permission.REQUEST_INSTALL_PACKAGES);......}
      
     

 

4.

src\com\android\packageinstaller\permission\utils\Utils.java

public static final String OS_PKG = "android";    public static final String[] MODERN_PERMISSION_GROUPS = {  // 目前平台支持的权限组            Manifest.permission_group.CALENDAR,            Manifest.permission_group.CAMERA,            Manifest.permission_group.CONTACTS,            Manifest.permission_group.LOCATION,            Manifest.permission_group.SENSORS,            Manifest.permission_group.SMS,            Manifest.permission_group.PHONE,            Manifest.permission_group.MICROPHONE,            Manifest.permission_group.STORAGE    };    private static final Intent LAUNCHER_INTENT = new Intent(Intent.ACTION_MAIN, null)                            .addCategory(Intent.CATEGORY_LAUNCHER);

 

5.

DeviceUtils.java

public class DeviceUtils {    public static boolean isTelevision(Context context) { // 电视        int uiMode = context.getResources().getConfiguration().uiMode;        return (uiMode & Configuration.UI_MODE_TYPE_MASK) == Configuration.UI_MODE_TYPE_TELEVISION;    }    public static boolean isWear(final Context context) {// 穿戴设备        return context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH);    }    public static boolean isAuto(Context context) {// 汽车、自动设备        return context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE);    }}