ejtools-cvs Mailing List for EJTools (Page 9)

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Update of /cvsroot/ejtools/applications/management.browser/src/main/org/ejtools/management/browser/state
In directory sc8-pr-cvs1:/tmp/cvs-serv18798/management.browser/src/main/org/ejtools/management/browser/state

Added Files:
	WorkbenchState.java WorkbenchStoreVisitor.java 
Log Message:
Address Todo #800902
Address Todo #755528


--- NEW FILE: WorkbenchState.java ---
/*
 * EJTools, the Enterprise Java Tools
 *
 * Distributable under LGPL license.
 * See terms of license at www.gnu.org.
 */
package org.ejtools.management.browser.state;

import java.beans.beancontext.BeanContext;
import java.io.File;
import java.net.URL;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.ejtools.graph.frame.GraphInternalFrame;
import org.ejtools.management.browser.Browser;
import org.ejtools.management.browser.frame.ServerInternalFrame;
import org.ejtools.management.browser.model.ManagedObject;
import org.ejtools.management.browser.model.Server;
import org.ejtools.management.browser.state.rules.GraphInternalFrameRule;
import org.ejtools.management.browser.state.rules.ManagementGraphRule;
import org.ejtools.management.browser.state.rules.ManagedObjectRule;
import org.ejtools.management.browser.state.rules.ServerInternalFrameRule;
import org.ejtools.management.browser.state.rules.ServerRule;
import org.ejtools.util.service.ProfileRule;
import org.ejtools.util.state.LoadHandler;
import org.ejtools.util.state.StoreVisitor;
import org.w3c.dom.Document;


/**
 * @author    Laurent Etiemble
 * @version   $Revision: 1.1 $
 * @created   3 juin 2003
 */
public class WorkbenchState
{
   /** Description of the Field */
   private BeanContext context;
   /** Description of the Field */
   private Document document;
   /** Description of the Field */
   private URL workbenchURL;


   /**
    *Constructor for the FilePersistenceStore object
    *
    * @param context  Description of the Parameter
    */
   public WorkbenchState(BeanContext context)
   {
      this.context = context;
   }


   /**
    * Gets the workbenchFile attribute of the WorkbenchStore object
    *
    * @return   The workbenchFile value
    */
   public URL getWorkbenchURL()
   {
      return this.workbenchURL;
   }


   /** Description of the Method */
   public void load()
   {
      // Check that the URL is not null andthat URL is a file
      if ((this.workbenchURL == null) && (!this.workbenchURL.getProtocol().equals("file")))
      {
         return;
      }

      try
      {
         LoadHandler handler = new LoadHandler();
         handler.getContext().put("CONTAINER", this.context);

         handler.addRule("/workbench/graph-frame", new GraphInternalFrameRule());
         handler.addRule("/workbench/management-frame", new ServerInternalFrameRule());
         handler.addRule("/workbench/management-frame/profile", new ProfileRule());
         handler.addRule("/workbench/management-frame/profile/property", new ProfileRule.ProfilePropertyRule());
         handler.addRule("/workbench/management-frame/management-server", new ServerRule());
         handler.addRule("/workbench/management-frame/management-server/management-object", new ManagedObjectRule());
         handler.addRule("/workbench/management-frame/management-server/management-object/management-graph", new ManagementGraphRule());

         SAXParserFactory factory = SAXParserFactory.newInstance();
         SAXParser parser = factory.newSAXParser();
         File file = new File(this.workbenchURL.getFile());
         parser.parse(file, handler);
      }
      catch (Exception e)
      {
         e.printStackTrace();
      }
   }


   /**
    * Sets the workbenchFile attribute of the WorkbenchStore object
    *
    * @param workbenchURL  The new workbenchURL value
    */
   public void setWorkbenchURL(URL workbenchURL)
   {
      this.workbenchURL = workbenchURL;
   }


   /** Description of the Method */
   public void store()
   {
      // Check that the URL is not null andthat URL is a file
      if ((this.workbenchURL == null) && (!this.workbenchURL.getProtocol().equals("file")))
      {
         return;
      }

      try
      {
         DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
         DocumentBuilder builder = dbFactory.newDocumentBuilder();
         this.document = builder.newDocument();

         StoreVisitor visitor = new WorkbenchStoreVisitor(this.document);
         visitor.registerForPersistence(Browser.class);
         visitor.registerForPersistence(ServerInternalFrame.class);
         visitor.registerForPersistence(GraphInternalFrame.class);
         visitor.registerForPersistence(Server.class);
         visitor.registerForPersistence(ManagedObject.class);
         visitor.persist(this.context);

         TransformerFactory tFactory = TransformerFactory.newInstance();
         Transformer transformer = tFactory.newTransformer();
         transformer.setOutputProperty("indent", "true");

         Source source = new DOMSource(this.document);
         File file = new File(this.workbenchURL.getFile());
         Result result = new StreamResult(file);
         transformer.transform(source, result);
      }
      catch (Exception e)
      {
         e.printStackTrace();
      }
   }
}

--- NEW FILE: WorkbenchStoreVisitor.java ---
/*
 * ianRR, is a new RR
 *
 * Distributable under LGPL license.
 * See terms at http://opensource.org/licenses/lgpl-license.php
 */
package org.ejtools.management.browser.state;

import java.util.Iterator;

import org.apache.log4j.Logger;
import org.ejtools.beans.Sort;
import org.ejtools.graph.frame.GraphInternalFrame;
import org.ejtools.graph.service.GraphConsumer;
import org.ejtools.graph.service.GraphProducer;
import org.ejtools.management.browser.Browser;
import org.ejtools.management.browser.frame.ServerInternalFrame;
import org.ejtools.management.browser.model.ManagedObject;
import org.ejtools.management.browser.model.Server;
import org.ejtools.util.service.Profile;
import org.ejtools.util.state.DefaultStoreVisitor;
import org.w3c.dom.Document;
import org.w3c.dom.Element;


/**
 * @version   $Revision: 1.1 $
 * @author    Laurent Etiemble
 * @created   3 juin 2003
 */
public class WorkbenchStoreVisitor extends DefaultStoreVisitor {
   private Document document;
   private static Logger logger = Logger.getLogger(WorkbenchStoreVisitor.class);


   /**
    * Constructor for the WorkbenchStoreVisitor object
    *
    * @param document  Description of the Parameter
    */
   public WorkbenchStoreVisitor(Document document) {
      this.document = document;
      this.pushCurrentNode(this.document);
   }


   /**
    * Description of the Method
    *
    * @param o  Description of the Parameter
    */
   public void persist(ServerInternalFrame o) {
      logger.debug("ServerInternalFrame");

      Element eFrame = this.document.createElement("management-frame");
      eFrame.setAttribute("title", o.getTitle());
      Element eProfile = this.document.createElement("profile");
      eFrame.appendChild(eProfile);

      Profile profile = o.getProfile();
      for (Iterator iterator = profile.keySet().iterator(); iterator.hasNext(); ) {
         String key = (String) iterator.next();
         Element property = this.document.createElement("property");
         property.setAttribute("key", key);
         property.appendChild(this.document.createTextNode(profile.getProperty(key)));
         eProfile.appendChild(property);
      }

      this.peekCurrentNode().appendChild(eFrame);
      this.pushCurrentNode(eFrame);
      this.persist(o.iterator());
      this.popCurrentNode();
   }


   /**
    * Description of the Method
    *
    * @param o  Description of the Parameter
    */
   public void persist(GraphInternalFrame o) {
      logger.debug("GraphInternalFrame");

      Element eFrame = this.document.createElement("graph-frame");
      eFrame.setAttribute("name", o.getName());
      eFrame.setAttribute("delay", String.valueOf(o.getDelay()));
      eFrame.setAttribute("scale", String.valueOf(o.getScale()));

      this.peekCurrentNode().appendChild(eFrame);
      this.pushCurrentNode(eFrame);
      this.persist(o.iterator());
      this.popCurrentNode();
   }


   /**
    * Description of the Method
    *
    * @param o  Description of the Parameter
    */
   public void persist(Server o) {
      logger.debug("Server");

      Element server = this.document.createElement("management-server");
      server.setAttribute("name", o.getName());
      server.setAttribute("connected", "" + o.isConnected());

      this.peekCurrentNode().appendChild(server);
      this.pushCurrentNode(server);
      this.persist(o.iterator());
      this.popCurrentNode();
   }

   /**
    * Description of the Method
    *
    * @param o  Description of the Parameter
    */
   public void persist(Browser o) {
      logger.debug("Browser");

      Element workbench = this.document.createElement("workbench");

      this.peekCurrentNode().appendChild(workbench);
      this.pushCurrentNode(workbench);
      this.persist(Sort.getChildrenByClass(o.iterator(), GraphInternalFrame.class));
      this.persist(Sort.getChildrenByClass(o.iterator(), ServerInternalFrame.class));
      this.popCurrentNode();
   }


   /**
    * Description of the Method
    *
    * @param o  Description of the Parameter
    */
   public void persist(ManagedObject o) {
      try {
         int g = o.getGraphProducers().size();
         boolean notif = o.isRegisteredForNotifications();

         if ((g > 0) || notif) {
            Element resource = this.document.createElement("management-object");
            resource.setAttribute("objectName", o.getCanonicalName());

            if (notif) {
               resource.setAttribute("listen", "true");
            }
            if (g > 0) {
               GraphConsumer[] consumers = o.getGraphConsumers();

               for (Iterator iterator = o.getGraphProducers().keySet().iterator(); iterator.hasNext(); ) {
                  String attribute = (String) iterator.next();
                  GraphProducer producer = (GraphProducer) o.getGraphProducers().get(attribute);

                  GraphConsumer consumer = null;
                  for (int i = 0; i < consumers.length; i++) {
                     GraphConsumer gc = consumers[i];
                     if (gc.containsGraphProducer(producer)) {
                        consumer = gc;
                     }
                  }
                  if (consumer != null) {
                     Element graph = this.document.createElement("management-graph");
                     graph.setAttribute("attribute", attribute);
                     graph.setAttribute("target", consumer.toString());
                     resource.appendChild(graph);
                  }
                  //else
                  //{
                  //   logger.warn("A graph producer is not linked to a graph consumer !!!");
                  //}
               }
            }
            this.peekCurrentNode().appendChild(resource);
            this.pushCurrentNode(resource);
            this.persist(o.iterator());
            this.popCurrentNode();
         }
      } catch (Exception e) {
         e.printStackTrace();
      }
   }
}

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ejtools-cvs Mailing List for EJTools (Page 9)

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