extract method to make intent clear

mklose · Nov 25, 2011 · c76bc43 · c76bc43
1 parent bf440cf
commit c76bc43
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/java/string_calculator/src/main/java/StringCalculator.java b/java/string_calculator/src/main/java/StringCalculator.java
@@ -9,10 +9,14 @@ public int add(String s) {
 
 	private String[] extractNumbers(String s) {
 		if (hasCustomSeparator(s))
-			return split(removeSeparatorDefinition(s),"\n" + s.charAt(2));
+			return split(removeSeparatorDefinition(s),extractCustomSeparator(s));
 		return split(s, DEFAULT_SEPARATORS);
 	}
 
+	private String extractCustomSeparator(String s) {
+		return "\n" + s.charAt(2);
+	}
+
 	private String removeSeparatorDefinition(String s) {
 		return s.substring(4);
 	}