Fixed exception when writing to cache with an uncached service

robospice-core-parent/robospice/src/main/java/com/octo/android/robospice/UncachedSpiceService.java

@@ -3,18 +3,27 @@
 import android.app.Application;
 
 import com.octo.android.robospice.persistence.CacheManager;
+import com.octo.android.robospice.persistence.exception.CacheCreationException;
+import com.octo.android.robospice.persistence.exception.CacheSavingException;
 
 /***
- * Concrete implementation of {@link SpiceService} with an empty CacheManager. Using this class,
- * requests will not be cached.
+ * Concrete implementation of {@link SpiceService} with an empty CacheManager.
+ * Using this class, requests will not be cached.
+ * 
  * @author rciovati
  */
 public class UncachedSpiceService extends SpiceService {
 
     @Override
     public CacheManager createCacheManager(Application application) {
         // Just return an empty CacheManager
-        return new CacheManager();
-    }
+        return new CacheManager() {
+            @Override
+            public <T> T saveDataToCacheAndReturnData(T data, Object cacheKey)
+                throws CacheSavingException, CacheCreationException {
 
+                return data;
+            }
+        };
+    }
 }