--- a/jdk/src/share/classes/java/time/temporal/ValueRange.java	Thu Apr 11 19:15:24 2013 -0700
+++ b/jdk/src/share/classes/java/time/temporal/ValueRange.java	Fri Apr 12 07:57:35 2013 -0700
@@ -305,11 +305,7 @@
      */
     public long checkValidValue(long value, TemporalField field) {
         if (isValidValue(value) == false) {
-            if (field != null) {
-                throw new DateTimeException("Invalid value for " + field.getName() + " (valid values " + this + "): " + value);
-            } else {
-                throw new DateTimeException("Invalid value (valid values " + this + "): " + value);
-            }
+            throw new DateTimeException(genInvalidFieldMessage(field, value));
         }
         return value;
     }
@@ -328,11 +324,19 @@
      */
     public int checkValidIntValue(long value, TemporalField field) {
         if (isValidIntValue(value) == false) {
-            throw new DateTimeException("Invalid int value for " + field.getName() + ": " + value);
+            throw new DateTimeException(genInvalidFieldMessage(field, value));
         }
         return (int) value;
     }
 
+    private String genInvalidFieldMessage(TemporalField field, long value) {
+        if (field != null) {
+            return "Invalid value for " + field.getName() + " (valid values " + this + "): " + value;
+        } else {
+            return "Invalid value (valid values " + this + "): " + value;
+        }
+    }
+
     //-----------------------------------------------------------------------
     /**
      * Checks if this range is equal to another range.