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Commit a6130cee authored by Jiabin Huang's avatar Jiabin Huang
Browse files

TIF: Improve android.media.tv.TvContract.Programs.Genres#decode 

test results:
 random string(1000 channels) decode 1000 times on Nexus Player
 6.8 seconds => 1.4 seconds

Bug: 23307587
Change-Id: If309b0819d705d791c8fa9b177e6d2bd0019102e
parent 7d1ca068

media/java/android/media/tv/TvContract.java

+8 −1
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ import android.util.ArraySet; 
import java.util.HashMap;

import java.util.List;

import java.util.Map;

import java.util.StringTokenizer;



/**

 * The contract between the TV provider and applications. Contains definitions for the supported
@@ -1318,7 +1319,13 @@ public final class TvContract { 
             * @return canonical genre strings.

             */

            public static String[] decode(String genres) {

                return genres.split("\\s*,\\s*");

                StringTokenizer st = new StringTokenizer(genres, "\\s*,\\s*");

                String[] result = new String[st.countTokens()];

                int i = 0;

                while (st.hasMoreTokens()){

                    result[i++] = st.nextToken();

                }

                return result;

            }



            /**