Merge "optimization of searching apps in Chinese" am: a0357329e0 am: f655c6e433 am: b634086d6c am: 27ae39420e am: 44150f8da4

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/1425241 Change-Id: I1b270e7153c41789fb6a7eba88f29b0baa27780e
2020-09-17 14:52:29 +00:00
parent 03f43facc2 44150f8da4
commit ece21e957e
2 changed files with 19 additions and 2 deletions
@@ -60,6 +60,10 @@ public class DefaultAppSearchAlgorithm implements SearchAlgorithm {
            return false;
        }

+        if (requestSimpleFuzzySearch(query)) {
+            return title.toLowerCase().contains(query);
+        }
+
        int lastType;
        int thisType = Character.UNASSIGNED;
        int nextType = Character.getType(title.codePointAt(0));
@@ -160,4 +164,17 @@ public class DefaultAppSearchAlgorithm implements SearchAlgorithm {
            return new StringMatcher();
        }
    }
+
+    private static boolean requestSimpleFuzzySearch(String s) {
+        for (int i = 0; i < s.length(); ) {
+            int codepoint = s.codePointAt(i);
+            i += Character.charCount(codepoint);
+            switch (Character.UnicodeScript.of(codepoint)) {
+                case HAN:
+                    //Character.UnicodeScript.HAN: use String.contains to match
+                    return true;
+            }
+        }
+        return false;
+    }
 }