Add WebSocket Support

Fixes gh-35

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

@@ -0,0 +1,44 @@
+package sample.data;
+
+
+import java.util.Calendar;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+
+@Entity
+public class ActiveWebSocketUser {
+	@Id
+	private String id;
+	
+	private String username;
+	
+	private Calendar connectionTime;
+
+	public ActiveWebSocketUser() {}
+	
+	public ActiveWebSocketUser(String id, String username, Calendar connectionTime) {
+		super();
+		this.id = id;
+		this.username = username;
+		this.connectionTime = connectionTime;
+	}
+
+	public String getUsername() {
+		return username;
+	}
+
+	public void setUsername(String username) {
+		this.username = username;
+	}
+
+	public Calendar getConnectionTime() {
+		return connectionTime;
+	}
+
+	public void setConnectionTime(Calendar connectionTime) {
+		this.connectionTime = connectionTime;
+	}
+	
+	
+}