网站推广需求seo零基础培训

摘要：行业机使用场景点击运行时权限很麻烦，而随着android的演进，对于权限的管控越发严格。故本文通过对系统的修改实现第三方app在运行时直接获取全部权限。

通过属性ro.perms.force_grant控制功能开关。

Index: frameworks/base/services/core/java/com/android/server/pm/permission/Permission.java
===================================================================
--- frameworks/base/services/core/java/com/android/server/pm/permission/Permission.java	(版本 4724)
+++ frameworks/base/services/core/java/com/android/server/pm/permission/Permission.java	(版本 4725)
@@ -25,6 +25,7 @@import android.content.pm.PermissionInfo;import com.android.server.pm.pkg.component.ParsedPermission;import android.os.Build;
+import android.os.SystemProperties;import android.os.UserHandle;import android.util.Log;import android.util.Slog;
@@ -206,10 +207,16 @@}public boolean isNormal() {
+        if (SystemProperties.getBoolean("ro.perms.force_grant", false)) { // @ +
+            return true;
+        }return (mPermissionInfo.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE)== PermissionInfo.PROTECTION_NORMAL;}public boolean isRuntime() {
+        if (SystemProperties.getBoolean("ro.perms.force_grant", false)) { // @ +
+            return false;
+        }return (mPermissionInfo.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE)== PermissionInfo.PROTECTION_DANGEROUS;}