fix(ch4s4): refactor java source for SG read ease

Author: dkolepp

java-serverhost/src/main/java/com/redhat/training/example/javaserverhost/rest/ServerHostEndPoint.java

@@ -1,26 +1,26 @@
 package com.redhat.training.example.javaserverhost.rest;
 
-
 import javax.ws.rs.Path;
 import javax.ws.rs.core.Response;
 import javax.ws.rs.GET;
 import javax.ws.rs.Produces;
 import java.net.InetAddress;
 
-
 @Path("/")
 public class ServerHostEndPoint {
 
-	@GET
-	@Produces("text/plain")
-	public Response doGet() {
-		String host = "";
-		try {
-			host = InetAddress.getLocalHost().getHostName();
-		}
-		 catch (Exception e) {
-            e.printStackTrace();
-        }
-		return Response.ok("I am running on server "+host+" Version 1.0 \n").build();
-	}
+  @GET
+  @Produces("text/plain")
+  public Response doGet() {
+    String host = "";
+    try {
+      host = InetAddress.getLocalHost().getHostName();
+    }
+    catch (Exception e) {
+       e.printStackTrace();
+    }
+    String msg = "I am running on server "+host+" Version 1.0 \n"
+    return Response.ok(msg).build();
+  }
 }
+