CSV-279: Optimize Lexer Delimiter Check for One Character Delimiter

apache · Jul 13, 2021 · 7d2bb6a · 7d2bb6a
1 parent 3b95962
commit 7d2bb6a
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/main/java/org/apache/commons/csv/Lexer.java b/src/main/java/org/apache/commons/csv/Lexer.java
@@ -123,6 +123,9 @@ boolean isDelimiter(final int ch) throws IOException {
         if (ch != delimiter[0]) {
             return false;
         }
+        if (delimiter.length == 1) {
+          return true;
+        }
         final int len = delimiter.length - 1;
         final char[] buf = reader.lookAhead(len);
         for (int i = 0; i < len; i++) {