xmlrpcservlet does not accept additional init params

hsarback/conf/WEB-INF/prod-web.xml

@@ -11,6 +11,14 @@
     <servlet>
         <servlet-name>Queue Status Servlet</servlet-name>
         <servlet-class>de.hsadmin.core.qserv.QueueStatusReceiverServlet</servlet-class>
+  		<init-param>
+	  		<param-name>proxyValidateUrl</param-name>
+		  	<param-value>https://@LOGIN_HOST@:@LOGIN_PORT@/cas/proxyValidate</param-value>
+  		</init-param>
+  		<init-param>
+	  		<param-name>proxyServiceUrl</param-name>
+		  	<param-value>https://@CONFIG_HOST@:@CONFIG_PORT@/hsar/backend</param-value>
+  		</init-param>
         <load-on-startup>1</load-on-startup>
     </servlet>
 
@@ -21,14 +29,6 @@
         	<param-name>enabledForExtensions</param-name>
         	<param-value>true</param-value>
         </init-param>
-  		<init-param>
-	  		<param-name>proxyValidateUrl</param-name>
-		  	<param-value>https://@LOGIN_HOST@:@LOGIN_PORT@/cas/proxyValidate</param-value>
-  		</init-param>
-  		<init-param>
-	  		<param-name>proxyServiceUrl</param-name>
-		  	<param-value>https://@CONFIG_HOST@:@CONFIG_PORT@/hsar/backend</param-value>
-  		</init-param>
     </servlet>
 
     <servlet-mapping>

hsarback/conf/WEB-INF/test-web.xml

@@ -11,6 +11,14 @@
     <servlet>
         <servlet-name>Queue Status Servlet</servlet-name>
         <servlet-class>de.hsadmin.core.qserv.QueueStatusReceiverServlet</servlet-class>
+  		<init-param>
+	  		<param-name>proxyValidateUrl</param-name>
+		  	<param-value>https://@LOGIN_HOST@:@LOGIN_PORT@/cas/proxyValidate</param-value>
+  		</init-param>
+  		<init-param>
+	  		<param-name>proxyServiceUrl</param-name>
+		  	<param-value>https://@CONFIG_HOST@:@CONFIG_PORT@/hsar/backend</param-value>
+  		</init-param>
         <load-on-startup>1</load-on-startup>
     </servlet>
 
@@ -21,14 +29,6 @@
           <param-name>enabledForExtensions</param-name>
           <param-value>true</param-value>
         </init-param>
-  		<init-param>
-	  		<param-name>proxyValidateUrl</param-name>
-		  	<param-value>https://@LOGIN_HOST@:@LOGIN_PORT@/cas/proxyValidate</param-value>
-  		</init-param>
-  		<init-param>
-	  		<param-name>proxyServiceUrl</param-name>
-		  	<param-value>https://@CONFIG_HOST@:@CONFIG_PORT@/hsar/backend</param-value>
-  		</init-param>
     </servlet>
 
     <servlet-mapping>

hsarback/src/de/hsadmin/core/qserv/QueueStatusReceiverServlet.java

@@ -18,12 +18,14 @@ import javax.naming.Context;
 import javax.naming.InitialContext;
 import javax.naming.NamingException;
 import javax.persistence.EntityManager;
+import javax.servlet.ServletConfig;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 import de.hsadmin.core.model.TechnicalException;
+import de.hsadmin.core.model.TicketValidator;
 import de.hsadmin.core.model.Transaction;
 import de.hsadmin.core.util.Config;
 
@@ -43,6 +45,10 @@ public class QueueStatusReceiverServlet extends HttpServlet
 
 	@Override
 	public void init() throws ServletException {
+		final ServletConfig cfg = getServletConfig();
+		final String validateURL = cfg.getInitParameter("proxyValidateUrl");
+		final String serviceURL = cfg.getInitParameter("proxyServiceUrl");
+		TicketValidator.getInstance().initialize(validateURL, serviceURL);	
 		isConnected = false;
 		messageCount = 0;
 		errorCount = 0;

hsarback/src/de/hsadmin/remote/HSXmlRpcServlet.java

@@ -1,28 +1,15 @@
 package de.hsadmin.remote;
 
-import javax.servlet.ServletConfig;
-import javax.servlet.ServletException;
-
 import org.apache.xmlrpc.XmlRpcException;
 import org.apache.xmlrpc.metadata.XmlRpcSystemImpl;
 import org.apache.xmlrpc.server.PropertyHandlerMapping;
 import org.apache.xmlrpc.server.XmlRpcHandlerMapping;
 import org.apache.xmlrpc.webserver.XmlRpcServlet;
 
-import de.hsadmin.core.model.TicketValidator;
-
 public class HSXmlRpcServlet extends XmlRpcServlet {
 
 	private static final long serialVersionUID = 1L;
 
-	@Override
-	public void init() throws ServletException {
-		super.init();
-		final ServletConfig cfg = getServletConfig();
-		final String validateURL = cfg.getInitParameter("proxyValidateUrl");
-		final String serviceURL = cfg.getInitParameter("proxyServiceUrl");
-		TicketValidator.getInstance().initialize(validateURL, serviceURL);	}
-	
 	@Override
 	protected XmlRpcHandlerMapping newXmlRpcHandlerMapping()
 			throws XmlRpcException {