Use Arrays.toString() when printing the contents of an array

Just printing an array will print a useless value. Calling the
Arrays.toString() function will at least try to print something
useful.

Change-Id: Ifd6a3da495835694b300cf7f94b96c79ee03f4bd
Reviewed-on: http://review.couchbase.org/21153
Reviewed-by: Matt Ingenthron <[email protected]>
Tested-by: Michael Wiederhold <[email protected]>

Author: Mike Wiederhold

src/main/java/net/spy/memcached/protocol/ascii/StatsOperationImpl.java

@@ -23,6 +23,7 @@
 package net.spy.memcached.protocol.ascii;
 
 import java.nio.ByteBuffer;
+import java.util.Arrays;
 
 import net.spy.memcached.ops.OperationState;
 import net.spy.memcached.ops.OperationStatus;
@@ -74,6 +75,6 @@ protected void wasCancelled() {
 
   @Override
   public String toString() {
-    return "Cmd: " + msg;
+    return "Cmd: " + Arrays.toString(msg);
   }
 }

src/test/java/net/spy/memcached/AbstractNodeLocationCase.java

@@ -23,6 +23,7 @@
 
 package net.spy.memcached;
 
+import java.util.Arrays;
 import java.util.Iterator;
 
 import org.jmock.Mock;
@@ -48,8 +49,8 @@ private void runSequenceAssertion(NodeLocator l, String k, int... seq) {
       } catch (UnsupportedOperationException e) {
         // pass
       } catch (ArrayIndexOutOfBoundsException ex) {
-        throw new RuntimeException("Tried to access nodes[" + seq + "[" + pos
-          + "]] erroneously.", ex);
+        throw new RuntimeException("Tried to access nodes["
+          + Arrays.toString(seq) + "[" + pos + "]] erroneously.", ex);
       }
       pos++;
     }