diff --git a/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/WebServiceEditor.java b/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/WebServiceEditor.java
index 124e0b7..f6c02aa 100644
--- a/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/WebServiceEditor.java
+++ b/AlgebraicDataflowArchitectureModel/src/graphicalrefactor/editor/WebServiceEditor.java
@@ -1,5 +1,7 @@
 package graphicalrefactor.editor;
 
+import static org.junit.Assert.assertThrows;
+
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -11,6 +13,7 @@
 
 import algorithms.UpdateConflictCheck;
 import models.dataFlowModel.DataFlowModel;
+import models.webServices.Service;
 import models.webServices.WebServicesInfo;
 import parser.ParserDTRAM;
 import parser.ParserDTRAMForWebService;
@@ -43,7 +46,7 @@
  */
 public class WebServiceEditor extends Editor{
 
-	private WebServicesInfo webServices = null;
+	private WebServicesInfo webServicesInfo = null;
 
 	/**--------------------------------------------------------------------------------
 	 * [Constructor]
@@ -54,12 +57,11 @@
 	 */
 	public WebServiceEditor(final mxGraph graph) {
 		super(graph);
-
-		this.webServices = new WebServicesInfo(this.model);
+		this.webServicesInfo = new WebServicesInfo();
 	}
 
 	/**--------------------------------------------------------------------------------
-	 * public
+	 * [public]
 	/**--------------------------------------------------------------------------------
 	/** 
 	 * @param file
@@ -102,4 +104,13 @@
 
 		return null;
 	}
+
+	/**--------------------------------------------------------------------------------
+	 * add service to webServicesInfo
+	 * 
+	 */
+	public void addService(Service service) {
+		if(this.webServicesInfo == null) new NullPointerException("webServicesInfo is null");
+		this.webServicesInfo = this.webServicesInfo.addService(service);
+	}
 }