javadoc and refactor of setWebService method to allow headless client operation

diff --git a/src/jalview/ws/WSClient.java b/src/jalview/ws/WSClient.java
index cf871b8..aa02fd3 100755 (executable)
--- a/src/jalview/ws/WSClient.java
+++ b/src/jalview/ws/WSClient.java
@@ -67,10 +67,20 @@ public class WSClient
   /**
    * initialise WSClient service information attributes from the service handle
    * @param sh
-   * @return the service instance information for this client and job.
+   * @return the service instance information GUI for this client and job.
    */
   protected WebserviceInfo setWebService(ServiceHandle sh)
   {
+    return setWebService(sh, true);
+  }
+    /**
+     * initialise WSClient service information attributes from the service handle
+     * @param sh
+     * @param headless true implies no GUI objects will be created.
+     * @return the service instance information GUI for this client and job.
+     */
+  protected WebserviceInfo setWebService(ServiceHandle sh, boolean headless)
+  {
     WebServiceName = sh.getName();
     if (ServiceActions.containsKey(sh.getAbstractName()))
     {
@@ -84,9 +94,12 @@ public class WSClient
     }
     WebServiceReference = sh.getDescription();
     WsURL = sh.getEndpointURL();
-    WebserviceInfo wsInfo = new WebserviceInfo(WebServiceJobTitle,
+    WebserviceInfo wsInfo = null;
+    if (!headless)
+    {
+      wsInfo = new WebserviceInfo(WebServiceJobTitle,
                                                WebServiceReference);
-
+    }
     return wsInfo;
   }
 }