Add some @SystemApi tags for internal user-related APIs

Also added an internal isManagedProfile()

Bug: 17371392
Change-Id: Ibcc26771d954505cbd530192bf4a8a25a8d4cae0

4 files changed, 29 insertions, 3 deletions

diff --git a/core/java/android/app/ActivityManager.java b/core/java/android/app/ActivityManager.java
index bc54055..3e03893 100644
--- a/core/java/android/app/ActivityManager.java
+++ b/core/java/android/app/ActivityManager.java
@@ -18,12 +18,14 @@ package android.app;
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.SystemApi;
 import android.graphics.Canvas;
 import android.graphics.Matrix;
 import android.graphics.Point;
 import android.os.BatteryStats;
 import android.os.IBinder;
 import android.os.ParcelFileDescriptor;
+
 import com.android.internal.app.ProcessStats;
 import com.android.internal.os.TransferPipe;
 import com.android.internal.util.FastPrintWriter;
@@ -2464,7 +2466,11 @@ public class ActivityManager {
         }
     }
 
-    /** @hide */
+    /**
+     * Gets the userId of the current foreground user. Requires system permissions.
+     * @hide
+     */
+    @SystemApi
     public static int getCurrentUser() {
         UserInfo ui;
         try {
diff --git a/core/java/android/os/UserHandle.java b/core/java/android/os/UserHandle.java
index 5ce9d5c..0ff5f6a 100644
--- a/core/java/android/os/UserHandle.java
+++ b/core/java/android/os/UserHandle.java
@@ -234,6 +234,7 @@ public final class UserHandle implements Parcelable {
      * @return user id of the current process
      * @hide
      */
+    @SystemApi
     public static final int myUserId() {
         return getUserId(Process.myUid());
     }
@@ -253,7 +254,11 @@ public final class UserHandle implements Parcelable {
         mHandle = h;
     }
 
-    /** @hide */
+    /**
+     * Returns the userId stored in this UserHandle.
+     * @hide
+     */
+    @SystemApi
     public int getIdentifier() {
         return mHandle;
     }
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index f793667..59220e1 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -15,6 +15,7 @@
  */
 package android.os;
 
+import android.annotation.SystemApi;
 import android.app.ActivityManager;
 import android.app.ActivityManagerNative;
 import android.content.Context;
@@ -424,6 +425,19 @@ public class UserManager {
     }
 
     /**
+     * Checks if the calling app is running in a managed profile.
+     * Requires {@link android.Manifest.permission#MANAGE_USERS} permission.
+     *
+     * @return whether the caller is in a managed profile.
+     * @hide
+     */
+    @SystemApi
+    public boolean isManagedProfile() {
+        UserInfo user = getUserInfo(UserHandle.myUserId());
+        return user != null ? user.isManagedProfile() : false;
+    }
+
+    /**
      * Return whether the given user is actively running.  This means that
      * the user is in the "started" state, not "stopped" -- it is currently
      * allowed to run code through scheduled alarms, receiving broadcasts,
diff --git a/services/tests/servicestests/src/com/android/server/pm/UserManagerTest.java b/services/tests/servicestests/src/com/android/server/pm/UserManagerTest.java
index 6e13732..a0b8c94 100644
--- a/services/tests/servicestests/src/com/android/server/pm/UserManagerTest.java
+++ b/services/tests/servicestests/src/com/android/server/pm/UserManagerTest.java
@@ -125,7 +125,8 @@ public class UserManagerTest extends AndroidTestCase {
                 UserInfo.FLAG_MANAGED_PROFILE, UserHandle.USER_OWNER);
         assertNotNull(userInfo1);
         assertNull(userInfo2);
-
+        // Verify that current user is not a managed profile
+        assertFalse(mUserManager.isManagedProfile());
         // Cleanup
         removeUser(userInfo1.id);
     }