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Commit 49a2a698 authored by Adam Lesinski's avatar Adam Lesinski Committed by Android (Google) Code Review
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Merge "Add helper function to extract app ID from shared app gid." into mnc-dev

parents 2b64ec47 f4216d30

core/java/android/os/UserHandle.java

+13 −0
Original line number Diff line number Diff line
@@ -178,6 +178,19 @@ public final class UserHandle implements Parcelable { 
                - Process.FIRST_APPLICATION_UID;

    }



    /**

     * Returns the app id for a given shared app gid.

     * @hide

     */

    public static final int getAppIdFromSharedAppGid(int gid) {

        final int noUserGid = getAppId(gid);

        if (noUserGid < Process.FIRST_SHARED_APPLICATION_GID ||

                noUserGid > Process.LAST_SHARED_APPLICATION_GID) {

            throw new IllegalArgumentException(Integer.toString(gid) + " is not a shared app gid");

        }

        return (noUserGid + Process.FIRST_APPLICATION_UID) - Process.FIRST_SHARED_APPLICATION_GID;

    }



    /**

     * Generate a text representation of the uid, breaking out its individual

     * components -- user, app, isolated, etc.