Add WebSocket Support

Fixes gh-35

samples/websocket/src/main/java/sample/data/UserRepository.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2002-2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package sample.data;
+
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Allows managing {@link User} instances.
+ *
+ * @author Rob Winch
+ *
+ */
+public interface UserRepository extends CrudRepository<User, Long> {
+
+    User findByEmail(String email);
+}