WIP(ch9lab) add source for java-based todo-api app

todo-api-micro/src/main/java/com/redhat/training/rest/HostService.java

@@ -0,0 +1,28 @@
+package com.redhat.training.rest;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+import javax.ejb.Stateless;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+
+import com.redhat.training.model.Host;
+
+@Stateless
+@Path("host")
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+public class HostService {
+	  
+    @GET
+    public Host getHostInfo() throws UnknownHostException {
+    	InetAddress address = InetAddress.getLocalHost();
+    	Host host = new Host(address.getHostAddress(), address.getHostName());
+    	return host;
+    }
+}
+