From 539d9c6d0e4b405954ee5109a0d5015dc5b23d38 Mon Sep 17 00:00:00 2001
From: ebraminio <ebrahim@gnu.org>
Date: Mon, 6 Oct 2014 11:37:37 +0330
Subject: [PATCH] Use split limit

---
 .../java/com/commafeed/backend/feed/EstimateDirection.java | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/main/java/com/commafeed/backend/feed/EstimateDirection.java b/src/main/java/com/commafeed/backend/feed/EstimateDirection.java
index 504d544e..701f6068 100644
--- a/src/main/java/com/commafeed/backend/feed/EstimateDirection.java
+++ b/src/main/java/com/commafeed/backend/feed/EstimateDirection.java
@@ -30,7 +30,7 @@ class EstimateDirection {
 	static boolean isRTL(String str) {
 		int rtlCount = 0;
 		int total = 0;
-		String[] tokens = WORD_SEPARATOR_RE.split(str);
+		String[] tokens = WORD_SEPARATOR_RE.split(str, 20); // limit splits to 20, usually enough
 		for (int i = 0; i < tokens.length; i++) {
 			String token = tokens[i];
 			if (startsWithRtl(token)) {
@@ -41,11 +41,6 @@ class EstimateDirection {
 			} else if (hasAnyLtr(token)) {
 				total++;
 			}
-
-			// only checking 20 first words is usually enough
-			if (i == 20) {
-				break;	
-			}
 		}
 
 		return total == 0 ? false : ((float) rtlCount / total > RTL_DETECTION_THRESHOLD ? true : false);