diff options
Diffstat (limited to 'src/com/android/launcher3/compat/UserManagerCompatV17.java')
-rw-r--r-- | src/com/android/launcher3/compat/UserManagerCompatV17.java | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/com/android/launcher3/compat/UserManagerCompatV17.java b/src/com/android/launcher3/compat/UserManagerCompatV17.java index c42c00c7d..1687569f3 100644 --- a/src/com/android/launcher3/compat/UserManagerCompatV17.java +++ b/src/com/android/launcher3/compat/UserManagerCompatV17.java @@ -21,8 +21,12 @@ import android.content.Context; import android.os.Build; import android.os.UserManager; +import com.android.launcher3.util.LongArrayMap; + @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1) public class UserManagerCompatV17 extends UserManagerCompatV16 { + + protected LongArrayMap<UserHandleCompat> mUsers; protected UserManager mUserManager; UserManagerCompatV17(Context context) { @@ -30,11 +34,31 @@ public class UserManagerCompatV17 extends UserManagerCompatV16 { } public long getSerialNumberForUser(UserHandleCompat user) { + synchronized (this) { + if (mUsers != null) { + int index = mUsers.indexOfValue(user); + return (index >= 0) ? mUsers.keyAt(index) : 0; + } + } return mUserManager.getSerialNumberForUser(user.getUser()); } public UserHandleCompat getUserForSerialNumber(long serialNumber) { + synchronized (this) { + if (mUsers != null) { + return mUsers.get(serialNumber); + } + } return UserHandleCompat.fromUser(mUserManager.getUserForSerialNumber(serialNumber)); } + + @Override + public void enableAndResetCache() { + synchronized (this) { + mUsers = new LongArrayMap<UserHandleCompat>(); + UserHandleCompat myUser = UserHandleCompat.myUserHandle(); + mUsers.put(mUserManager.getSerialNumberForUser(myUser.getUser()), myUser); + } + } } |