implement hashCode to fix warning

1 files changed, 1 insertions, 0 deletions

diff --git a/document/src/test/java/com/yahoo/document/BucketIdFactoryTestCase.java b/document/src/test/java/com/yahoo/document/BucketIdFactoryTestCase.java
index e511e4cf378..174c8842edc 100644
--- a/document/src/test/java/com/yahoo/document/BucketIdFactoryTestCase.java
+++ b/document/src/test/java/com/yahoo/document/BucketIdFactoryTestCase.java
@@ -34,6 +34,7 @@ public class BucketIdFactoryTestCase extends junit.framework.TestCase {
         public boolean equals(Object o) {
             return (o instanceof Hex && value == ((Hex) o).value);
         }
+        public int hashCode() { return (int)value; }
 
         public String toString() {
             return Long.toHexString(value);