perfsonar development work

Author: mac
Date: 2009-03-17 06:34:13 -0400 (Tue, 17 Mar 2009)
New Revision: 5085

Added:
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Datum.java
Removed:
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwgr/
Modified:
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/configuration/ConfigurationManager.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/registration/LSRegistrationAction.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/requesthandler/EchoServiceEngine.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/Scheduler.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulerTask.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulingComponent.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleAction.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleScheduler.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/storage/xml/DataCredential.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/util/ResultCodesUtil.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Data.java
   
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/NMWGNamespaceFactory.java
Log:
Some commentary, some refactoring before the next release


Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/configuration/ConfigurationManager.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/configuration/ConfigurationManager.java
    2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/configuration/ConfigurationManager.java
    2009-03-17 10:34:13 UTC (rev 5085)
@@ -129,7 +129,7 @@
                 digesterRulesURL =
                     
Thread.currentThread().getContextClassLoader().getResource(digesterRules);
             else
-                digesterRulesURL = (new File(digesterRules)).toURL();
+                digesterRulesURL = (new File(digesterRules)).toURI().toURL();
             if (digesterRulesURL == null)
                 throw new IOException("Can not find resource " + 
digesterRulesURL);
         } catch (Exception ex) {

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/registration/LSRegistrationAction.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/registration/LSRegistrationAction.java
     2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/registration/LSRegistrationAction.java
     2009-03-17 10:34:13 UTC (rev 5085)
@@ -30,7 +30,18 @@
 import org.perfsonar.base2.xml.nmwg.NMWGNamespaceFactory;
 import org.perfsonar.base2.xml.nmwg.Subject;
 
-
+/**
+ * 
+ * TODO: to be refactored...
+ * 
+ * need of more complex structure keeping information about LS-es
+ *   - status of LS (available, unavailable)
+ *   - failures (increment after each connection failure, reset when 
connected)
+ *   - last result code
+ *   - key to be sent as keepalive
+ *   - ...
+ *
+ */
 public class LSRegistrationAction extends Action implements SchedulerAction {
 
 

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/requesthandler/EchoServiceEngine.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/requesthandler/EchoServiceEngine.java
      2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/requesthandler/EchoServiceEngine.java
      2009-03-17 10:34:13 UTC (rev 5085)
@@ -1,6 +1,5 @@
 package org.perfsonar.base2.service.requesthandler;
 
-
 import org.perfsonar.base2.service.exceptions.PerfSONARException;
 import org.perfsonar.base2.service.requesthandler.ServiceEngine;
 import org.perfsonar.base2.service.requesthandler.ServiceMessage;
@@ -13,31 +12,35 @@
 
 import org.apache.log4j.Logger;
 
-
 /**
  * $Id: EchoServiceEngine.java 4684 2008-11-03 13:07:33Z roman $
+ * 
+ * Echo service engine. Can handle echo-ping action for all services
+ * 
  */
 public class EchoServiceEngine implements ServiceEngine {
 
+    // ------------------------------------------------------------- class
+    // fields
 
-    // ------------------------------------------------------------- class 
fields
+    private static final Logger logger = Logger
+            .getLogger(EchoServiceEngine.class.getName());
 
+    public static final String ECHO_EVENT_TYPE = 
"http://schemas.perfsonar.net/tools/admin/echo/2.0";;
 
-    private static final Logger logger = 
Logger.getLogger(EchoServiceEngine.class.getName());
+    public static final String ECHO_SUCCESS_RESULT_CODE = "echo/success";
 
-    public static final String ECHO_EVENT_TYPE = 
"http://schemas.perfsonar.net/tools/admin/echo/2.0";;
-    public static final String ECHO_SUCCESS_RESULT_CODE = "echo/success";
     public static final String ECHO_SUCCESS_RESULT_CODE_DSC = "This is the 
success echo response from the service.";
 
     public static final String ECHO_SELF_TEST = 
"http://schemas.perfsonar.net/tools/admin/selftest";;
 
 
+
     // ------------------------------------------------------------- methods
 
+    public void takeAction(ServiceMessage serviceRequest,
+            ServiceMessage serviceResponse) throws PerfSONARException {
 
-    public void takeAction(ServiceMessage serviceRequest, ServiceMessage 
serviceResponse)
-        throws PerfSONARException {
-
         logger.debug("Simple echo ServiceEngine started.");
 
         Message request = serviceRequest.getMessageElement();
@@ -46,8 +49,8 @@
             throw new PerfSONARException(
                     "Wrong echo eventType value in the request");
 
-        Message response =
-            ResultCodesUtil.generateResultMessage(ECHO_SUCCESS_RESULT_CODE, 
ECHO_SUCCESS_RESULT_CODE_DSC);
+        Message response = ResultCodesUtil.generateResultMessage(
+                ECHO_SUCCESS_RESULT_CODE, ECHO_SUCCESS_RESULT_CODE_DSC);
 
         response.setId("Resp_" + request.getAttribute("id"));
         response.addAttribute("type", "EchoResponse");
@@ -58,11 +61,11 @@
 
     protected String getEventType(Message request) throws PerfSONARException 
{
 
-        Metadata reqMetadata = 
request.getMetadataCollection().iterator().next();
+        Metadata reqMetadata = request.getMetadataCollection().iterator()
+                .next();
 
         if (reqMetadata == null)
-            throw new PerfSONARException(
-                    "There is no metadata in the request.");
+            throw new PerfSONARException("There is no metadata in the 
request.");
 
         if (reqMetadata.getEventTypes() == null)
             throw new PerfSONARException(
@@ -85,7 +88,8 @@
         meta.addChild(evt);
 
         Data data = new Data("result-code-description", "result-code", 
"nmwg");
-        Element datum = new Element("datum", "nmwgr", 
"http://ggf.org/ns/nmwg/result/2.0/";);
+        Element datum = new Element("datum", "nmwgr",
+                "http://ggf.org/ns/nmwg/result/2.0/";);
         datum.setText(description);
         data.addChild(datum);
 
@@ -117,5 +121,4 @@
 
     }
 
-
-} //EchoServiceEngine
+} // EchoServiceEngine

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/Scheduler.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/Scheduler.java
   2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/Scheduler.java
   2009-03-17 10:34:13 UTC (rev 5085)
@@ -2,21 +2,51 @@
 
 /**
  * Scheduler interface
+ * 
+ * @author Maciej Glowiak
+ * @author Roman Lapacz
  */
 public interface Scheduler {
 
+    /**
+     * Starts scheduling tasks
+     */
     public void start();
 
+    /**
+     * Finishes scheduling tasks
+     */
     public void finish();
 
+    /**
+     * Set interval between two subsequent runs
+     * @param interval in seconds
+     */
     public void setInterval(int interval);
 
+    /**
+     * Get interval between two subsequent runs
+     * @return seconds
+     */
     public int getInterval();
 
+    /**
+     * Adds scheduler task with default interval for the task
+     * @param t task
+     */
     public void addTask(SchedulerTask t);
 
+    /**
+     * Adds SchedulerAction encapsuled in a SchedulerTask with specific 
interval
+     * @param interval in seconds
+     * @param action any action to be run each <code>interval</code> seconds
+     */
     public void addTask(int interval, SchedulerAction action);
 
+    /**
+     * Removes task containing specific action
+     */
     public void removeTask(SchedulerAction action);
 
+    
 } //Scheduler
\ No newline at end of file

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulerTask.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulerTask.java
       2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulerTask.java
       2009-03-17 10:34:13 UTC (rev 5085)
@@ -1,8 +1,14 @@
 package org.perfsonar.base2.service.scheduler;
 
 import org.apache.log4j.Logger;
-
-
+/**
+ * Scheduler Task is a wrapper for Scheduler Action. Scheduler runs tasks
+ * with specific interval. If the interval is not specified, the defaul one
+ * will be taken.
+ * 
+ * @author Maciej Glowiak
+ * @author Roman Lapacz
+ */
 public class SchedulerTask {
 
     protected static final Logger logger = 
Logger.getLogger(SchedulerTask.class.getName());
@@ -93,6 +99,10 @@
     }
 
 
+    /**
+     * get encapsulated SchedulerAction
+     * @return
+     */
     public SchedulerAction getAction() {
 
         return action;
@@ -100,6 +110,10 @@
     }
 
 
+    /**
+     * sets Action that will be run as a task
+     * @param action
+     */
     public void setAction(SchedulerAction action) {
 
         this.action = action;

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulingComponent.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulingComponent.java
 2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SchedulingComponent.java
 2009-03-17 10:34:13 UTC (rev 5085)
@@ -4,7 +4,13 @@
 
 import org.perfsonar.base2.service.configuration.Action;
 import org.perfsonar.base2.service.exceptions.PerfSONARException;
-
+/**
+ * Scheduling component is loaded automatically by ConfigurationManager
+ * when there exists a scheduler entry in configuration file.
+ * 
+ * @author Maciej Glowiak
+ * @author Roman Lapacz
+ */
 public class SchedulingComponent extends
         org.perfsonar.base2.service.configuration.SchedulingComponent {
 
@@ -39,6 +45,10 @@
     }
 
 
+    /**
+     * gets settings from configuration file
+     * @throws PerfSONARException
+     */
     protected void loadSettings() throws PerfSONARException {
 
         logger.debug("SchedulingComponenet - loading configuration");
@@ -82,8 +92,7 @@
             scheduler.setInterval(interval); //seconds
             scheduler.start();
         } else
-            logger
-                    .error("Can not start the scheduler because it does not 
exist");
+            logger.error("Can not start the scheduler because it does not 
exist");
     }
 
 
@@ -127,6 +136,14 @@
     }
 
 
+    /**
+     * Adds all actions from configuration file
+     * Each action may have two common parameters (in option parameter):
+     *   - <code>interval</code> in seconds
+     *   - <code>status</code> = on / off 
+     *  If status is off, action won't be loaded by the scheduler
+     *
+     */
     public void registerActions() {
 
         logger.debug("RegisterActions: Start of registering schedulling 
tasks. Default interval is ["+interval+"] sec");
@@ -160,13 +177,12 @@
                             + action.getClass()
                             + "] registered to the scheduler with interval ["
                             + actionInterval + "] seconds");
-                } else
+                } else {
                     logger.info("Action [" + action.getName() + "] class ["
                             + action.getClass()
                             + "] not loaded, status set to [OFF]");
+                }
 
-                
-                
             }
         }
 

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleAction.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleAction.java
        2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleAction.java
        2009-03-17 10:34:13 UTC (rev 5085)
@@ -7,6 +7,12 @@
 import org.perfsonar.base2.service.configuration.Action;
 import org.apache.log4j.Logger;
 
+/**
+ * This is an example of scheduler action. It just prints a message into Log 
+ * 
+ * @author Maciej Glowiak
+ * @author Roman Lapacz
+ */
 public class SimpleAction extends Action implements SchedulerAction {
 
 
@@ -15,6 +21,7 @@
 
     protected static final Logger logger = 
Logger.getLogger(SimpleAction.class.getName());
 
+    int counter = 0;
 
     // ----------------------------------------------------------- 
Constructors
 
@@ -28,7 +35,8 @@
 
     public void runAction() {
 
-      logger.info("This is simple scheduled action with the name " + 
getName());
+        logger.info("This is simple SchedulerAction called [" + getName()+"]"
+                + " and run ["+counter+"] time");
 
     }
 

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleScheduler.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleScheduler.java
     2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/scheduler/SimpleScheduler.java
     2009-03-17 10:34:13 UTC (rev 5085)
@@ -8,22 +8,36 @@
 import org.apache.log4j.Logger;
 
 /**
- * Simple implementation of Scheduler for perfSONAR services
- *
+ * Simple and default implementation of Scheduler for perfSONAR services
+ * It starts after <code>startDelayTime</code> (seconds) and runs all tasks
+ * each <code>interval</code> seconds. The intervals for all actions may be
+ * set separately. 
+ * 
+ * @author Maciej Glowiak
+ * @author Roman Lapacz
  */
 public class SimpleScheduler extends Thread implements Scheduler {
 
 
     // ----------------------------------------------------------- Variables
 
-
+    /**
+     * a set of scheduled tasks
+     */
     protected Set<SchedulerTask> tasks = Collections.synchronizedSet(new 
HashSet<SchedulerTask>());
 
     protected boolean working = true;
 
     protected boolean paused = false;
 
+    /**
+     * interval for scheduler, in seconds
+     */
     protected int interval = SchedulingComponent.DEFAULT_INTERVAL;
+
+    /**
+     * Scheduler will start after this time (in seconds)
+     */
     protected int startDelayTime = 10; //sec
 
     protected static final Logger logger = 
Logger.getLogger(SimpleScheduler.class.getName());
@@ -39,7 +53,9 @@
         logger.debug("Scheduler started");
     }
 
-
+    /**
+     * Stops the scheduler Thread
+     */
     public void finish() {
 
         this.working = false;

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/storage/xml/DataCredential.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/storage/xml/DataCredential.java
    2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/storage/xml/DataCredential.java
    2009-03-17 10:34:13 UTC (rev 5085)
@@ -1,38 +1,40 @@
 package org.perfsonar.base2.service.storage.xml;
 
+/**
+ * The class represents username and password
+ * @author Maciej Glowiak
+ */
 public class DataCredential {
 
-    
     // ----------------------------------------------------- instance 
variables
-    
 
-       String username;
+    String username;
 
     String password;
-    
 
+
+
     // ------------------------------------------------------------ 
Constructor
-    
-    
+
     public DataCredential(String username, String password) {
-        
+
         this.password = password;
         this.username = username;
-        
+
     }
 
-    
+
     // --------------------------------------------------------- Public 
methods
-    
-    
+
     public String getUsername() {
+
         return username;
     }
 
-    
+
     public String getPassword() {
+
         return password;
     }
 
-    
 }

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/util/ResultCodesUtil.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/util/ResultCodesUtil.java
  2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/service/util/ResultCodesUtil.java
  2009-03-17 10:34:13 UTC (rev 5085)
@@ -1,6 +1,5 @@
 package org.perfsonar.base2.service.util;
 
-import org.apache.log4j.Logger;
 import org.perfsonar.base2.service.exceptions.PerfSONARException;
 import org.perfsonar.base2.xml.Element;
 import org.perfsonar.base2.xml.nmwg.Data;
@@ -16,9 +15,15 @@
 public class ResultCodesUtil {
 
 
-    private static final Logger logger = 
Logger.getLogger(ResultCodesUtil.class.getName());
-
-
+    /**
+     * Generates result code
+     * 
+     * @param reqMessage message to be populated with the result code. If 
null, 
+     * the new Message will be created.
+     * @param code result code
+     * @param description result additional description
+     * @return
+     */
     public static Message generateResultMessage(Message reqMessage, String 
code, String description) {
 
         Message message = reqMessage;
@@ -31,7 +36,7 @@
         meta.addChild(evt);
 
         Data data = new Data("result-code-description", "result-code", 
"nmwg");
-        //Element datum = NMWGNamespaceFactory.getElement("datum", "nmwg");
+
         Element datum = new Element("datum", "nmwgr", 
"http://ggf.org/ns/nmwg/result/2.0/";);
         datum.setText(description);
         data.addChild(datum);
@@ -39,28 +44,45 @@
         message.addChild(meta);
         message.addChild(data);
 
-        //System.out.println(message.toString());
-
         return message;
 
     }
 
 
+    /**
+     * Creating result code basing on PerfSONARException
+     * @param reqMessage message to be populated with the result code. If 
null, 
+     * the new Message will be created.
+     * @param ex exception containing result code
+     * @return
+     */
     public static Message generateResultMessage(Message reqMessage, 
PerfSONARException ex) {
         return generateResultMessage(reqMessage, ex.getResultCode(), 
ex.getResultDescription());
     }
 
 
+    /**
+     * New Message with result code will be created.
+     * @param code result code
+     * @param description result additional description
+     * @return
+     */
     public static Message generateResultMessage(String code, String 
description) {
         return generateResultMessage(null, code, description);
     }
 
 
+    /**
+     * Creating result code basing on PerfSONARException, will create new 
Message
+     */
     public static Message generateResultMessage(PerfSONARException ex) {
         return generateResultMessage(null, ex.getResultCode(), 
ex.getResultDescription());
     }
 
 
+    /**
+     * TODO: why is it needed??? Need description or move to another 
class/package
+     */
     public static Message generateOldResultMessage(Message reqMessage, 
String code, String description) {
 
         Message message = reqMessage;

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Data.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Data.java
 2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Data.java
 2009-03-17 10:34:13 UTC (rev 5085)
@@ -1,7 +1,6 @@
 package org.perfsonar.base2.xml.nmwg;
 
 import org.perfsonar.base2.xml.Element;
-import org.perfsonar.base2.xml.nmwgr.Datum;
 
 
 public class Data extends Element {

Copied: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Datum.java
 (from rev 5084, 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwgr/Datum.java)


Property changes on: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/Datum.java
___________________________________________________________________
Name: svn:mergeinfo
   + 

Modified: 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/NMWGNamespaceFactory.java
===================================================================
--- 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/NMWGNamespaceFactory.java
 2009-03-17 05:33:06 UTC (rev 5084)
+++ 
branches/new-structure-with-base2/ps-mdm-base2/src/main/java/org/perfsonar/base2/xml/nmwg/NMWGNamespaceFactory.java
 2009-03-17 10:34:13 UTC (rev 5085)
@@ -10,10 +10,12 @@
     static HashMap<String,String> namespaces = new HashMap<String,String>();
     
     static {
+        //TODO: to be loaded from file ?
         namespaces.put("nmwg", "http://ggf.org/ns/nmwg/base/2.0/";);
         namespaces.put("perfsonar", 
"http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";);
        namespaces.put("psservice", 
"http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";);
         namespaces.put("xquery", 
"http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/xquery/1.0/";);
+        namespaces.put("nmwgr", "http://ggf.org/ns/nmwg/result/2.0/";);
         //..........
     }