Save trim copy

Author: slandelle

src/main/java/com/ning/http/client/cookie/CookieDecoder.java

@@ -22,7 +22,7 @@
 public class CookieDecoder {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(CookieDecoder.class);
-    
+
     /**
      * Decodes the specified HTTP header value into {@link Cookie}.
      * 
@@ -248,8 +248,13 @@ private String computeValue(String header, int valueBegin, int valueEnd) {
             if (valueBegin == -1 || valueBegin == valueEnd) {
                 return null;
             } else {
-                String trimmed = header.substring(valueBegin, valueEnd).trim();
-                return trimmed.isEmpty() ? null : trimmed;
+                while (valueBegin < valueEnd && header.charAt(valueBegin) <= ' ') {
+                    valueBegin++;
+                }
+                while (valueBegin < valueEnd && (header.charAt(valueEnd - 1) <= ' ')) {
+                    valueEnd--;
+                }
+                return valueBegin == valueEnd ? null : header.substring(valueBegin, valueEnd);
             }
         }
     }