suppress unchecked warnings

scm-webapp/src/main/java/sonia/scm/cache/GuavaCache.java

@@ -81,6 +81,7 @@ public class GuavaCache<K, V> implements Cache<K, V>
    * @param configuration
    * @param name
    */
+  @SuppressWarnings("unchecked")
   public GuavaCache(GuavaCacheConfiguration configuration, String name)
   {
     this(GuavaCaches.create(configuration, name),

scm-webapp/src/main/java/sonia/scm/cache/GuavaCacheManager.java

@@ -125,6 +125,7 @@ public class GuavaCacheManager implements CacheManager
    * @return
    */
   @Override
+  @SuppressWarnings("unchecked")
   public synchronized <K, V> GuavaCache<K, V> getCache(String name)
   {
     logger.trace("try to retrieve cache {}", name);

scm-webapp/src/main/java/sonia/scm/cache/GuavaCacheManagerConfiguration.java

@@ -79,6 +79,7 @@ public class GuavaCacheManagerConfiguration
    *
    * @return
    */
+  @SuppressWarnings("unchecked")
   public List<GuavaNamedCacheConfiguration> getCaches()
   {
     if (caches == null)