if (name.equalsIgnoreCase("submaterial"))
        {
            jobURI = new Uri.Builder();
            jobURI.authority(JobMetaData.AUTHORITY);
            jobURI.scheme("content");
            jobURI.appendPath(jobName);
            jobURI.appendPath("submaterial");
            //GUID is the only valid way to uniquely identify material
            jobURI.appendPath(material.getAsString("GUID"));
            if (!existed)
            {
                activityContext.getContentResolver().insert(jobURI.build(), material );
            }
            else
            {
                activityContext.getContentResolver().update(jobURI.build(), material,
                        "GUID="+material.getAsString("GUID") , null);

            }