[509735] Move extension-point parsing into ActivityExplorerExtensionManager

Bug: 509735
Change-Id: I77256a1a994ebfc427f78978d1e6d303862d19dc
Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>

6 files changed, 701 insertions, 701 deletions

diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/activities/ExplorerActivity.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/activities/ExplorerActivity.java
index bebcf4ab..51d826b0 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/activities/ExplorerActivity.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/activities/ExplorerActivity.java
@@ -14,10 +14,8 @@ import org.eclipse.amalgam.explorer.activity.ui.ActivityExplorerActivator;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.ActivityConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.FormHelper;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.predicates.IPredicate;
-import org.eclipse.amalgam.explorer.activity.ui.internal.extension.point.manager.ActivityExplorerExtensionManager;
 import org.eclipse.amalgam.explorer.activity.ui.internal.intf.IOrdered;
 import org.eclipse.amalgam.explorer.activity.ui.internal.intf.IVisibility;
-import org.eclipse.core.runtime.IConfigurationElement;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
@@ -29,20 +27,8 @@ public class ExplorerActivity implements IVisibility, IOrdered {
     private ActivityConfiguration config;
     private ImageHyperlink widget;
 
-    private static ActivityConfiguration parseConfiguration(IConfigurationElement element_p) {
-        ActivityConfiguration config = new ActivityConfiguration();
-        config.setName(ActivityExplorerExtensionManager.getName(element_p));
-        config.setDescription(ActivityExplorerExtensionManager.getDescription(element_p));
-        config.setIndex(Integer.parseInt(ActivityExplorerExtensionManager.getIndex(element_p)));
-        config.setListener(ActivityExplorerExtensionManager.getActivityAdapter(element_p));
-        config.setImage(ActivityExplorerExtensionManager.getImage(element_p));
-        config.setId(ActivityExplorerExtensionManager.getId(element_p));
-        config.setPredicate(ActivityExplorerExtensionManager.getPredicate(element_p));
-        return config;
-    }
-    
-	public ExplorerActivity(IConfigurationElement element_p) {
-	    this.config = parseConfiguration(element_p);
+	public ExplorerActivity(ActivityConfiguration cfg) {
+	    this.config = cfg;
 	}
 
 	public ExplorerActivity(String id, String name, IHyperlinkListener listener, IPredicate predicate, int index) {
diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/ActivityExplorerPage.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/ActivityExplorerPage.java
index 55412ac9..8b9fec9e 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/ActivityExplorerPage.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/ActivityExplorerPage.java
@@ -19,6 +19,7 @@ import org.eclipse.amalgam.explorer.activity.ui.api.actions.AbstractDescriptionA
 import org.eclipse.amalgam.explorer.activity.ui.api.actions.DescriptionAction;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.ActivityExplorerPageConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.CommonActivityExplorerPageConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.SectionConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.ActivityExplorerEditor;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.input.ActivityExplorerEditorInput;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.FormHelper.LayoutType;
@@ -398,9 +399,9 @@ public class ActivityExplorerPage extends CommonActivityExplorerPage implements
      * @param contributor
      */
     protected void handleContributedSectionsFor(IConfigurationElement contributor) {
-
         // create a Activity Explorer section
-        ActivityExplorerSection section = new ActivityExplorerSection(contributor) {
+        SectionConfiguration cfg = ActivityExplorerExtensionManager.parseSectionConfiguration(contributor);
+        ActivityExplorerSection section = new ActivityExplorerSection(cfg) {
             @Override
             protected IAction[] getToolBarActions() {
                 ActivityExplorerPage page = ActivityExplorerPage.this;
@@ -469,37 +470,8 @@ public class ActivityExplorerPage extends CommonActivityExplorerPage implements
     @Override
     public void setInitializationData(IConfigurationElement cfig, String propertyName, Object data) {
         super.setInitializationData(cfig, propertyName, data);
-
-        String title = ActivityExplorerExtensionManager.getTitle(cfig);
-        setHeaderTitle(title);
-
-        Image image = ActivityExplorerExtensionManager.getImageOff(cfig);
-        if (image != null) {
-            setHeaderImageOff(image);
-
-        }
-
-        image = ActivityExplorerExtensionManager.getImageOn(cfig);
-        if (image != null) {
-            setHeaderImageOn(image);
-
-        }
-
-        String description = ActivityExplorerExtensionManager.getDescription(cfig);
-        if (null != description) {
-            setPageDescription(HTMLHelper.formWrapper(description));
-        }
-
-    }
-
-    /**
-     * Set the page description.
-     * 
-     * @param description
-     */
-
-    private void setPageDescription(String description) {
-        getConfiguration().setDescription(description);
+        // Complete the page's configuration with ActivityExplorerPage-specific elements
+        ActivityExplorerExtensionManager.parseActivityExplorerPageConfiguration(cfig, getConfiguration());
     }
 
     /**
diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/BasicSessionActivityExplorerPage.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/BasicSessionActivityExplorerPage.java
index 41e43374..45e1576a 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/BasicSessionActivityExplorerPage.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/BasicSessionActivityExplorerPage.java
@@ -19,6 +19,7 @@ import org.eclipse.amalgam.explorer.activity.ui.api.actions.OpenActivityExplorer
 import org.eclipse.amalgam.explorer.activity.ui.api.actions.ViewerFilteringAction;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.BasicSessionActivityExplorerPageConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.CommonActivityExplorerPageConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.SectionConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.activities.ExplorerActivity;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.FormHelper;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.FormHelper.LayoutType;
@@ -247,7 +248,8 @@ public class BasicSessionActivityExplorerPage extends ActivityExplorerPage {
     protected void handleContributedSectionsFor(IConfigurationElement contributor_p) {
 
         // create the session
-	  ActivityExplorerSection newSection = new ActivityExplorerSection(contributor_p) {
+      SectionConfiguration cfg = ActivityExplorerExtensionManager.parseSectionConfiguration(contributor_p);
+	  ActivityExplorerSection newSection = new ActivityExplorerSection(cfg) {
             @Override
             protected IAction[] getToolBarActions() {
 
@@ -349,7 +351,8 @@ public class BasicSessionActivityExplorerPage extends ActivityExplorerPage {
     @Override
     public void setInitializationData(IConfigurationElement cfig, String propertyName, Object data) {
         super.setInitializationData(cfig, propertyName, data);
-        getConfiguration().setDisplayViewer(ActivityExplorerExtensionManager.getIsDisplayViewerInPage(cfig));
+        // Complete the page's configuration with BasicSessionActivityExplorerPage-specific elements
+        ActivityExplorerExtensionManager.parseBasicSessionActivityExplorerPageConfiguration(cfig, getConfiguration());
     }
 
     /**
diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/CommonActivityExplorerPage.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/CommonActivityExplorerPage.java
index d52c1546..f5dc5711 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/CommonActivityExplorerPage.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/pages/CommonActivityExplorerPage.java
@@ -10,8 +10,6 @@
  *******************************************************************************/
 package org.eclipse.amalgam.explorer.activity.ui.api.editor.pages;
 
-import java.text.MessageFormat;
-
 import org.eclipse.amalgam.explorer.activity.ui.ActivityExplorerActivator;
 import org.eclipse.amalgam.explorer.activity.ui.IImageKeys;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.CommonActivityExplorerPageConfiguration;
@@ -79,10 +77,9 @@ public class CommonActivityExplorerPage extends FormPage implements IExecutableE
     @Override
     public void setInitializationData(IConfigurationElement cfg, String propertyName, Object data) {
         super.setInitializationData(cfg, propertyName, data);
-
-        parseConfiguration(cfg);
+        ActivityExplorerExtensionManager.parseCommonActivityExplorerPageConfiguration(cfg, this.config);
+        
         setPartName(config.getTabName());
-
         String plugin_id = config.getPluginId();
         if (config.getOverviewImageOffPath().equals(IImageKeys.IMAGE_DEFAULT_OVERVIEW_OFF)) {
             plugin_id = ActivityExplorerActivator.ID;
@@ -92,37 +89,9 @@ public class CommonActivityExplorerPage extends FormPage implements IExecutableE
             plugin_id = ActivityExplorerActivator.ID;
         }
         overviewImageOn = ActivityExplorerActivator.getDefault().getImage(plugin_id, config.getOverviewImageOnPath());
-
         setIndex(config.getIndex());
     }
 
-    private void parseConfiguration(IConfigurationElement cfig) {
-        config.setTitle(ActivityExplorerExtensionManager.getTitle(cfig));
-        config.setTabName(ActivityExplorerExtensionManager.getTabName(cfig));
-        if (config.getTabName() == null) {
-            config.setTabName(config.getTitle());
-        }
-        config.setOverview(ActivityExplorerExtensionManager.getOverviewElement(cfig) != null);
-        config.setPluginId(ActivityExplorerExtensionManager.getPluginId(cfig));
-        if (config.isOverview()) {
-            config.setOverviewImageOffPath(ActivityExplorerExtensionManager.getOverviewImageOff(cfig));
-            config.setOverviewImageOnPath(ActivityExplorerExtensionManager.getOverviewImageOn(cfig));
-            config.setOverviewText(ActivityExplorerExtensionManager.getOverviewDescription(cfig));
-        } else {
-            config.setOverviewImageOffPath(IImageKeys.IMAGE_DEFAULT_OVERVIEW_OFF);
-            config.setOverviewImageOnPath(IImageKeys.IMAGE_DEFAULT_OVERVIEW_ON);
-        }
-        config.setPredicate(ActivityExplorerExtensionManager.getPredicate(cfig));
-
-        String indice = ActivityExplorerExtensionManager.getIndex(cfig);
-        try {
-            this.config.setIndex(Integer.parseInt(indice));
-        } catch (NumberFormatException e) {
-            throw new IllegalArgumentException(MessageFormat.format("Attribute ''{0}'' of page {1} must be an int, but was ''{2}''", ActivityExplorerExtensionManager.ATT_INDEX,
-                    ActivityExplorerExtensionManager.getId(cfig), indice));
-        }
-    }
-
     public String getOverViewImageOnPath() {
         return config.getOverviewImageOnPath();
     }
diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/sections/ActivityExplorerSection.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/sections/ActivityExplorerSection.java
index c0138028..413a6854 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/sections/ActivityExplorerSection.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/api/editor/sections/ActivityExplorerSection.java
@@ -10,27 +10,21 @@
  *******************************************************************************/
 package org.eclipse.amalgam.explorer.activity.ui.api.editor.sections;
 
-import java.text.MessageFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Set;
 import java.util.TreeSet;
-import java.util.regex.Pattern;
 
 import org.eclipse.amalgam.explorer.activity.ui.ActivityExplorerActivator;
 import org.eclipse.amalgam.explorer.activity.ui.api.configuration.SectionConfiguration;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.activities.ExplorerActivity;
 import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.FormHelper;
-import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.HTMLHelper;
 import org.eclipse.amalgam.explorer.activity.ui.api.manager.ActivityExplorerManager;
 import org.eclipse.amalgam.explorer.activity.ui.internal.Couple;
 import org.eclipse.amalgam.explorer.activity.ui.internal.extension.point.manager.ActivityExplorerExtensionManager;
 import org.eclipse.amalgam.explorer.activity.ui.internal.intf.IOrdered;
 import org.eclipse.amalgam.explorer.activity.ui.internal.intf.IVisibility;
-import org.eclipse.amalgam.explorer.activity.ui.internal.util.ActivityExplorerLoggerService;
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IStatus;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.util.IPropertyChangeListener;
 import org.eclipse.jface.util.PropertyChangeEvent;
@@ -48,7 +42,6 @@ import org.eclipse.ui.forms.widgets.Section;
  */
 public class ActivityExplorerSection implements IVisibility, IOrdered, IPropertyChangeListener {
 	private SectionConfiguration config;
-	private static final Pattern P_PATTERN = Pattern.compile("<p>.*</p>"); //$NON-NLS-1$
 	private IAction[] toolbarActions;
     private Section widget;
     private FormToolkit toolkit;
@@ -56,59 +49,14 @@ public class ActivityExplorerSection implements IVisibility, IOrdered, IProperty
     private IFormPage page;
     
 
-    private static SectionConfiguration parseConfiguration(IConfigurationElement contributor) {
-        SectionConfiguration sectionDescription = new SectionConfiguration();
-        sectionDescription.setId(ActivityExplorerExtensionManager.getId(contributor));
-        sectionDescription.setName(ActivityExplorerExtensionManager.getName(contributor));
-        sectionDescription.setExpanded(ActivityExplorerExtensionManager.getIsExpanded(contributor));
-        String desc = ActivityExplorerExtensionManager.getDescription(contributor);
-        if (null != desc) {
-            boolean isInParagraph = P_PATTERN.matcher(desc).find();
-            sectionDescription.setDescription(isInParagraph ? HTMLHelper.formWrapper2(desc) : HTMLHelper.formWrapper(desc));
-        }
-        String indice = ActivityExplorerExtensionManager.getIndex(contributor);
-        try {
-            sectionDescription.setIndex(Integer.parseInt(indice));
-        } catch (NumberFormatException e) {
-            throw new IllegalArgumentException(MessageFormat.format("Attribute ''{0}'' of section {1} must be an int, but was ''{2}''", ActivityExplorerExtensionManager.ATT_INDEX,
-                    ActivityExplorerExtensionManager.getId(contributor), indice));
-        }
-        sectionDescription.setFiltering(ActivityExplorerExtensionManager.getIsFiltering(contributor));
-        createActivities(contributor, sectionDescription);
-        return sectionDescription;
-    }
-
-    /**
-     * Create theirs Activities.
-     * 
-     * @param contributor
-     */
-    private static void createActivities(IConfigurationElement contributor, SectionConfiguration sectionDescription) {
-        sectionDescription.activities = new TreeSet<ExplorerActivity>();
-        List<IConfigurationElement> activities = ActivityExplorerExtensionManager.getActivities(contributor);
-        for (IConfigurationElement element : activities) {
-            try {
-                sectionDescription.activities.add(new ExplorerActivity(element));
-            } catch (NumberFormatException e){
-                StringBuilder message = new StringBuilder();
-                message.append("ActivityExplorerSection.createActivities(...) _ "); //$NON-NLS-1$
-                message.append("The Activity contribution "); //$NON-NLS-1$
-                message.append(ActivityExplorerExtensionManager.getId(contributor));
-                message.append(" has wrong index format ("); //$NON-NLS-1$
-                message.append(ActivityExplorerExtensionManager.getIndex(contributor));
-                message.append("). Only integers are valid"); //$NON-NLS-1$
-                ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);
-            }
-        }
-    }
 
     /**
      * Constructor.
      * 
-     * @param contributor
+     * @param cfg the configuration.
      */
-    public ActivityExplorerSection(IConfigurationElement contributor) {
-        this.config = parseConfiguration(contributor);
+    public ActivityExplorerSection(SectionConfiguration cfg) {
+        this.config = cfg;
     }
     
 	/**
diff --git a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/internal/extension/point/manager/ActivityExplorerExtensionManager.java b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/internal/extension/point/manager/ActivityExplorerExtensionManager.java
index fd138598..25c11a7e 100644
--- a/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/internal/extension/point/manager/ActivityExplorerExtensionManager.java
+++ b/plugins/org.eclipse.amalgam.explorer.activity.ui/src/org/eclipse/amalgam/explorer/activity/ui/internal/extension/point/manager/ActivityExplorerExtensionManager.java
@@ -1,562 +1,684 @@
-/*******************************************************************************

- * Copyright (c)  2006, 2016 THALES GLOBAL SERVICES.

- * All rights reserved. This program and the accompanying materials

- * are made available under the terms of the Eclipse Public License v1.0

- * which accompanies this distribution, and is available at

- * http://www.eclipse.org/legal/epl-v10.html

- *

- * Contributors:

- *    Thales - initial API and implementation

- *******************************************************************************/

-package org.eclipse.amalgam.explorer.activity.ui.internal.extension.point.manager;

-

-import java.util.ArrayList;

-import java.util.Arrays;

-import java.util.List;

-

-import javax.activity.InvalidActivityException;

-

-import org.eclipse.amalgam.explorer.activity.ui.ActivityExplorerActivator;

-import org.eclipse.amalgam.explorer.activity.ui.IImageKeys;

-import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.CommonActivityExplorerPage;

-import org.eclipse.amalgam.explorer.activity.ui.api.editor.predicates.IPredicate;

-import org.eclipse.amalgam.explorer.activity.ui.internal.ActivityExplorerConstants;

-import org.eclipse.amalgam.explorer.activity.ui.internal.exceptions.InvalidActivityExplorerIndexException;

-import org.eclipse.amalgam.explorer.activity.ui.internal.util.ActivityExplorerLoggerService;

-import org.eclipse.core.runtime.CoreException;

-import org.eclipse.core.runtime.IConfigurationElement;

-import org.eclipse.core.runtime.IContributor;

-import org.eclipse.core.runtime.IExecutableExtension;

-import org.eclipse.core.runtime.IExtension;

-import org.eclipse.core.runtime.IExtensionPoint;

-import org.eclipse.core.runtime.IStatus;

-import org.eclipse.core.runtime.Platform;

-import org.eclipse.core.runtime.Status;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.ui.forms.events.IHyperlinkListener;

-import org.osgi.framework.Bundle;

-

-public class ActivityExplorerExtensionManager {

-

-  /**

-   * Extension point declaration

-   */

-  public static final String PROVIDER_PAGES_EXT = "org.eclipse.amalgam.explorer.activity.ui.pagesProvider"; //$NON-NLS-1$

-  public static final String PROVIDER_SECTIONS_EXT = "org.eclipse.amalgam.explorer.activity.ui.sectionsProvider"; //$NON-NLS-1$

-  public static final String PROVIDER_ACTIVITIES_EXT = "org.eclipse.amalgam.explorer.activity.ui.activitiesProvider"; //$NON-NLS-1$

-  /**

-   * Page Attributes

-   */

-  public static final String PAGE = "Page"; //$NON-NLS-1$

-  public static final String ATT_CLASS = "class"; //$NON-NLS-1$

-  public static final String ATT_TAB_NAME = "tabName"; //$NON-NLS-1$

-  public static final String ATT_TITLE = "title"; //$NON-NLS-1$

-  public static final String ATT_IMAGE = "image"; //$NON-NLS-1$

-  public static final String ATT_IMAGE_OFF = "imageOff"; //$NON-NLS-1$

-  public static final String ATT_IMAGE_ON = "imageOn"; //$NON-NLS-1$

-  public static final String ATT_ID = "id"; //$NON-NLS-1$

-  public static final String ATT_NAME = "name"; //$NON-NLS-1$

-  public static final String DESCRIPTION = "Description"; //$NON-NLS-1$

-  public static final String ATT_INDEX = "index"; //$NON-NLS-1$

-  public static final String ATT_VIEWER = "viewer"; //$NON-NLS-1$

-

-  public static final String OVERVIEW = "Overview"; //$NON-NLS-1$

-  public static final String ATT_OVERVIEW_IMG_ON = "imageOn"; //$NON-NLS-1$

-  public static final String ATT_OVERVIEW_IMG_OFF = "imageOff"; //$NON-NLS-1$

-

-  /**

-   * Section Attributes

-   */

-  public static final String SECTION = "Section"; //$NON-NLS-1$

-  public static final String ATT_EXPANDED = "expanded"; //$NON-NLS-1$

-  public static final String ATT_FILTERING = "filtering"; //$NON-NLS-1$

-  /**

-   * Activity Attributes

-   */

-  public static final String ACTIVITY = "Activity"; //$NON-NLS-1$

-  public static final String ATT_DIAGRAM_REPRESENTATION = "diagram"; //$NON-NLS-1$

-  public static final String ATT_VIEWPOINT = "viewpoint"; //$NON-NLS-1$

-  public static final String ATT_SECTION_PAGE_ID = "pageId"; //$NON-NLS-1$

-  public static final String ATT_ACTIVITY_SECTION_ID = "sectionId"; //$NON-NLS-1$

-

-  /**

-   * Predicate

-   */

-  public static final String PREDICATE = "Predicate"; //$NON-NLS-1$

-

-  /**

-   * get all Page Providers

-   * 

-   * @return

-   */

-  public static IConfigurationElement[] getAllProviderExtensions() {

-    return getExtensionElt(PROVIDER_PAGES_EXT);

-  }

-

-  private static IConfigurationElement[] getExtensionElt(String id) {

-    IExtensionPoint point = getExtensionPoint(id);

-    IExtension[] extensions = point.getExtensions();

-    ArrayList<IConfigurationElement> configElements = new ArrayList<IConfigurationElement>();

-

-    for (IExtension extension : extensions) {

-      configElements.addAll(Arrays.asList(extension.getConfigurationElements()));

-    }

-

-    return configElements.toArray(new IConfigurationElement[] {});

-  }

-

-  public static IExtensionPoint getExtensionPoint(String id) {

-    return Platform.getExtensionRegistry().getExtensionPoint(id);

-  }

-

-  private static CommonActivityExplorerPage getPage(IConfigurationElement element) throws CoreException, InvalidActivityExplorerIndexException {

-    CommonActivityExplorerPage page = null;

-

-    if (element != null) {

-      CommonActivityExplorerPage.setID(getId(element));

-      if (element.getAttribute(ATT_CLASS) != null) {

-

-        page = (CommonActivityExplorerPage) element.createExecutableExtension(ATT_CLASS);

-      } else {

-        page = new CommonActivityExplorerPage();

-        ((IExecutableExtension) page).setInitializationData(element, ATT_CLASS, null);

-      }

-    }

-    

-    return accept(page, element);

-  }

-

-  /**

-   * check if the page is valid

-   * @param page

-   * @return the page, otherways, launch an exception

-   * @throws InvalidActivityException

-   */

-  private static CommonActivityExplorerPage accept(CommonActivityExplorerPage page, IConfigurationElement element) 

-		  throws InvalidActivityExplorerIndexException {

-	

-	//Never accept null page

-	if (page == null){

-		StringBuilder message = new StringBuilder(); 

-		message.append("ActivityExplorerExtensionManager.accept(...) _ "); //$NON-NLS-1$

-		message.append("An error occured while instantianting the class of contribution "); //$NON-NLS-1$

-		message.append(getId(element));

-		

-		throw new NullPointerException(message.toString());

-	}

-	  

-	//Never accept negatif index for pages

-	if (page.getPosition() < 0) {

-		

-		StringBuilder message = new StringBuilder();

-		message.append("ActivityExplorerExtensionManager.accept(...) _ "); //$NON-NLS-1$

-		message.append("The page "); //$NON-NLS-1$

-		message.append(page.getId()); //$NON-NLS-1$

-		message.append(" has negatif index. "); //$NON-NLS-1$

-		message.append("Only pages win an index upper or equal to zero are allowed"); //$NON-NLS-1$

-		

-		throw new InvalidActivityExplorerIndexException(message.toString());

-	}

-	return page;

-  }

-

-  public static List<CommonActivityExplorerPage> getAllPages() {

-    List<CommonActivityExplorerPage> providers = new ArrayList<CommonActivityExplorerPage>();

-

-    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT));

-    

-    CommonActivityExplorerPage page;

-    for (IConfigurationElement extension : extensions) {

-      page = null;

-      try {

-        page = getPage(extension);

-		providers.add(page);

-      } catch (CoreException e) {

-        

-    	  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, Messages.ActivityExplorerExtensionManager_0, e);

-    	  

-      } catch (InvalidActivityExplorerIndexException e) {

-    	

-    	  ActivityExplorerActivator

-          .getDefault()

-          .getLog()

-          .log(new Status(IStatus.WARNING, ActivityExplorerActivator.ID, e.getMessage()));

-	  

-      } catch (NumberFormatException e){

-		  

-    	  StringBuilder message = new StringBuilder();

-		  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$

-		  message.append("The contribution "); //$NON-NLS-1$

-		  message.append(getId(extension));

-	 	  message.append(" has wrong index format ("); //$NON-NLS-1$

-		  message.append(getIndex(extension));

-		  message.append("). Only 0 or positive integers are valid"); //$NON-NLS-1$

-		  

-		  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);

-		  

-      } catch (NullPointerException e){

-		

-    	  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, e.getMessage(), null);

-	  

-      } catch (Throwable e){

-    	  //Unknown error from contribution

-    	  

-    	  StringBuilder message = new StringBuilder();

-		  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$

-		  message.append("Unknown error occurred from contribution "); //$NON-NLS-1$

-		  message.append(getId(extension)); 

-	 	  message.append(". See the exception stack for more details"); //$NON-NLS-1$

-		  

-	 	 ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);

-      }

-    }

-    return providers;

-  }

-

-  public static List<IConfigurationElement> getAllPagesElt() {

-    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT));

-

-    return extensions;

-  }

-

-  public static List<IConfigurationElement> getAllSectionsExtensions() {

-    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_SECTIONS_EXT));

-

-    return extensions;

-  }

-

-  public static List<IConfigurationElement> getAllSectionsExtensionForPageId(String id) {

-    List<IConfigurationElement> list = new ArrayList<IConfigurationElement>();

-    for (IConfigurationElement elt : getAllSectionsExtensions()) {

-      if (getPageId(elt).equals(id))

-        list.add(elt);

-    }

-    return list;

-  }

-

-  public static List<IConfigurationElement> getAllActivitiesExtensionForSectionId(String id) {

-    List<IConfigurationElement> list = new ArrayList<IConfigurationElement>();

-    for (IConfigurationElement elt : getAllActivitiesExtensions()) {

-      if (getSectionId(elt).equals(id))

-        list.add(elt);

-    }

-    return list;

-  }

-

-  public static List<IConfigurationElement> getAllActivitiesExtensions() {

-    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_ACTIVITIES_EXT));

-

-    return extensions;

-  }

-

-  public static CommonActivityExplorerPage getPageById(String id) {

-    CommonActivityExplorerPage result = null;

-    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {

-      if (getId(page).equals(id)) {

-        try {

-          result = getPage(page);

-        } catch (CoreException e) {

-        	

-        	StringBuilder loggerMessage = new StringBuilder("ActivityExplorerExtensionManager.getPageById(..) _ "); //$NON-NLS-1$

-            loggerMessage.append(e.getMessage());

-            

-            ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, loggerMessage.toString(), e);

-            

-        } catch (InvalidActivityExplorerIndexException e) {

-        	

-        	ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, e.toString(), e);

-        	

-		} catch (NumberFormatException e){

-			  

-			  StringBuilder message = new StringBuilder();

-			  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$

-			  message.append("The contribution "); //$NON-NLS-1$

-			  message.append(getId(page));

-		 	  message.append(" has wrong index format ("); //$NON-NLS-1$

-			  message.append(getIndex(page));

-			  message.append("). Only 0 or positive integers are valid"); //$NON-NLS-1$

-			  

-			  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);

-			  

-		 } catch (NullPointerException e){

-		     

-			 ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, e.getMessage(), e);

-			 

-		 } catch (Throwable e){

-	    	  //Unknown error from contributions

-	    	  

-	    	  StringBuilder message = new StringBuilder();

-			  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$

-			  message.append("Unknown error occurred from contribution ");

-			  message.append(getId(page));

-		 	  message.append(". See the exception stack for more details");

-		 	  

-		 	 ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);

-			  

-	      }

-      }

-    }

-    return result;

-  }

-

-  public static String getPageId(IConfigurationElement element) {

-    return element.getAttribute(ATT_SECTION_PAGE_ID);

-  }

-

-  public static String getSectionId(IConfigurationElement element) {

-    return element.getAttribute(ATT_ACTIVITY_SECTION_ID);

-  }

-

-  public static List<IConfigurationElement> getSectionsFromPageId(String id) {

-    List<IConfigurationElement> sections = new ArrayList<IConfigurationElement>();

-    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {

-      if (getId(page).equals(id)) {

-        sections.addAll(getSections(page));

-      }

-    }

-

-    return sections;

-  }

-

-  public static List<IConfigurationElement> getActivitiesFromPageId(String id) {

-    List<IConfigurationElement> sections = new ArrayList<IConfigurationElement>();

-    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {

-      if (getId(page).equals(id)) {

-        sections.addAll(getSections(page));

-      }

-    }

-

-    return sections;

-  }

-

-  public static String getId(IConfigurationElement element) {

-    return element.getAttribute(ATT_ID);

-  }

-

-  public static String getName(IConfigurationElement element) {

-    String att = ATT_NAME;

-

-    if (element.getName().equals(PAGE))

-      att = ATT_TITLE;

-    String name = element.getAttribute(att);

-    return name == null ? ActivityExplorerConstants.NO_NAME : name;

-  }

-

-  public static String getTitle(IConfigurationElement element) {

-    String title = element.getAttribute(ATT_TITLE);

-    return title == null ? ActivityExplorerConstants.NO_TITLE : title;

-  }

-

-  public static String getTabName(IConfigurationElement element) {

-    return element.getAttribute(ATT_TAB_NAME);

-  }

-

-  public static String getIndex(IConfigurationElement element) {

-    return element.getAttribute(ATT_INDEX);

-  }

-

-  public static Image getImage(IConfigurationElement element) {

-

-    Image image = null;

-    String img = element.getAttribute(ATT_IMAGE);

-    if (img != null) {

-      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);

-      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);

-    }

-    return image;

-  }

-

-  public static Image getImageOff(IConfigurationElement element) {

-

-    Image image = null;

-    String img = element.getAttribute(ATT_IMAGE_OFF);

-    if (img != null) {

-      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);

-      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);

-    }

-    return image;

-  }

-

-  public static Image getImageOn(IConfigurationElement element) {

-

-    Image image = null;

-    String img = element.getAttribute(ATT_IMAGE_ON);

-    if (img != null) {

-      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);

-      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);

-    }

-    return image;

-  }

-

-  public static boolean getIsDisplayViewerInPage(IConfigurationElement element) {

-    String bool = element.getAttribute(ATT_VIEWER);

-    return Boolean.parseBoolean(bool);

-  }

-

-  public static IConfigurationElement getOverviewElement(IConfigurationElement element) {

-    return getChild(element, OVERVIEW);

-  }

-

-  private static IConfigurationElement getChild(IConfigurationElement element, String name) {

-    IConfigurationElement child = null;

-    IConfigurationElement[] children = element.getChildren(name);

-    if (children.length > 0)

-      child = children[0];

-

-    return child;

-

-  }

-

-  public static String getOverviewImageOn(IConfigurationElement element) {

-    IConfigurationElement overview = getOverviewElement(element);

-    String img = overview.getAttribute(ATT_OVERVIEW_IMG_ON);

-    return img == null ? IImageKeys.IMAGE_DEFAULT_OVERVIEW_ON : img;

-  }

-

-  public static String getOverviewImageOff(IConfigurationElement element) {

-    IConfigurationElement overview = getOverviewElement(element);

-    String img = overview.getAttribute(ATT_OVERVIEW_IMG_OFF);

-    return img == null ? IImageKeys.IMAGE_DEFAULT_OVERVIEW_OFF : img;

-  }

-

-  public static String getOverviewDescription(IConfigurationElement element) {

-    IConfigurationElement overview = getOverviewElement(element);

-    return getDescription(overview);

-  }

-

-  public static String getDescription(IConfigurationElement element) {

-    String description = null;

-    if (null != element) {

-      IConfigurationElement desc = getChild(element, DESCRIPTION);

-      if (null != desc) {

-        description = desc.getValue();

-      }

-    }

-    return description;

-  }

-

-  public static List<IConfigurationElement> getSections(IConfigurationElement element) {

-    List<IConfigurationElement> result = new ArrayList<IConfigurationElement>();

-    String id = getId(element);

-    result.addAll(Arrays.asList(element.getChildren(SECTION)));

-    result.addAll(getAllSectionsExtensionForPageId(id));

-

-    return result;

-  }

-

-  public static String getPluginId(IConfigurationElement element) {

-    IContributor contributor = element.getContributor();

-    Bundle bundle = Platform.getBundle(contributor.getName());

-    String id = bundle.getSymbolicName();

-    return id;

-  }

-

-  public static boolean getIsExpanded(IConfigurationElement element) {

-    String bool = element.getAttribute(ATT_EXPANDED);

-    boolean result = Boolean.parseBoolean(bool);

-    return result;

-  }

-

-  public static boolean getIsFiltering(IConfigurationElement element) {

-    String bool = element.getAttribute(ATT_FILTERING);

-    boolean result = Boolean.parseBoolean(bool);

-    return result;

-  }

-

-  public static List<IConfigurationElement> getActivities(IConfigurationElement element) {

-    List<IConfigurationElement> result = new ArrayList<IConfigurationElement>();

-    String id = getId(element);

-    result.addAll(Arrays.asList(element.getChildren(ACTIVITY)));

-    result.addAll(getAllActivitiesExtensionForSectionId(id));

-    return result;

-  }

-

-  public static IHyperlinkListener getActivityAdapter(IConfigurationElement element) {

-    IHyperlinkListener listener = null;

-

-    String type = element.getName();

-    String id = getId(element);

-

-    try {

-      String c = element.getAttribute(ATT_CLASS);

-      if (c != null) {

-        listener = (IHyperlinkListener) element.createExecutableExtension(ATT_CLASS);

-      }

-    } catch (CoreException e) {

-      StringBuilder message = new StringBuilder();

-      

-      message.append(Messages.ActivityExplorerExtensionManager_1);

-      message.append(type);

-      message.append(Messages.ActivityExplorerExtensionManager_2);

-      message.append(id);

-      message.append(Messages.ActivityExplorerExtensionManager_3);

-      

-      ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);

-    }

-    return listener;

-  }

-

-  public static IPredicate getPredicate(IConfigurationElement elem) {

-    IPredicate predicate = null;

-    IConfigurationElement element = getChild(elem, PREDICATE);

-    if (element != null) {

-      String type = element.getName();

-      try {

-

-        String c = elem.getAttribute(ATT_CLASS);

-        if (c != null) {

-          predicate = (IPredicate) element.createExecutableExtension(ATT_CLASS);

-        }

-      } catch (CoreException e) {

-    	  StringBuilder message = new StringBuilder();

-          

-          message.append(Messages.ActivityExplorerExtensionManager_1);

-          message.append(type);

-          message.append(Messages.ActivityExplorerExtensionManager_2);

-          message.append(Messages.ActivityExplorerExtensionManager_3);

-          

-          ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);

-      }

-    }

-    return predicate;

-  }

-

-  /**

-   * Test if the id is a ActivityExplorerPage

-   * 

-   * @param id

-   * @return boolean

-   */

-  public static boolean isPage(String id) {

-    return null != ActivityExplorerExtensionManager.getPageById(id);

-  }

-

-  /**

-   * Test if the id is a ActivityExplorerSection

-   * 

-   * @param pageId

-   * @param sectionId

-   * @return

-   */

-  public static boolean isSection(String pageId, String sectionId) {

-    boolean result = false;

-    for (IConfigurationElement element : getSectionsFromPageId(pageId)) {

-      result |= getId(element).equals(sectionId);

-    }

-    return result;

-  }

-

-  public static boolean isActivity(String pageId, String sectionId, String activityId) {

-    boolean result = false;

-    for (IConfigurationElement element : getSectionsFromPageId(pageId)) {

-      if (getId(element).equals(sectionId)) {

-        for (IConfigurationElement element2 : getActivities(element)) {

-          result |= getId(element2).equals(activityId);

-        }

-      }

-    }

-

-    return result;

-  }

-

-}

+/*******************************************************************************
+ * Copyright (c)  2006, 2016 THALES GLOBAL SERVICES.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Thales - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.amalgam.explorer.activity.ui.internal.extension.point.manager;
+
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.TreeSet;
+import java.util.regex.Pattern;
+
+import javax.activity.InvalidActivityException;
+
+import org.eclipse.amalgam.explorer.activity.ui.ActivityExplorerActivator;
+import org.eclipse.amalgam.explorer.activity.ui.IImageKeys;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.ActivityConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.ActivityExplorerPageConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.BasicSessionActivityExplorerPageConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.CommonActivityExplorerPageConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.configuration.SectionConfiguration;
+import org.eclipse.amalgam.explorer.activity.ui.api.editor.activities.ExplorerActivity;
+import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.CommonActivityExplorerPage;
+import org.eclipse.amalgam.explorer.activity.ui.api.editor.pages.helper.HTMLHelper;
+import org.eclipse.amalgam.explorer.activity.ui.api.editor.predicates.IPredicate;
+import org.eclipse.amalgam.explorer.activity.ui.internal.ActivityExplorerConstants;
+import org.eclipse.amalgam.explorer.activity.ui.internal.exceptions.InvalidActivityExplorerIndexException;
+import org.eclipse.amalgam.explorer.activity.ui.internal.util.ActivityExplorerLoggerService;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IContributor;
+import org.eclipse.core.runtime.IExecutableExtension;
+import org.eclipse.core.runtime.IExtension;
+import org.eclipse.core.runtime.IExtensionPoint;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.ui.forms.events.IHyperlinkListener;
+import org.osgi.framework.Bundle;
+
+public class ActivityExplorerExtensionManager {
+
+  /**
+   * Extension point declaration
+   */
+  public static final String PROVIDER_PAGES_EXT = "org.eclipse.amalgam.explorer.activity.ui.pagesProvider"; //$NON-NLS-1$
+  public static final String PROVIDER_SECTIONS_EXT = "org.eclipse.amalgam.explorer.activity.ui.sectionsProvider"; //$NON-NLS-1$
+  public static final String PROVIDER_ACTIVITIES_EXT = "org.eclipse.amalgam.explorer.activity.ui.activitiesProvider"; //$NON-NLS-1$
+  /**
+   * Page Attributes
+   */
+  public static final String PAGE = "Page"; //$NON-NLS-1$
+  public static final String ATT_CLASS = "class"; //$NON-NLS-1$
+  public static final String ATT_TAB_NAME = "tabName"; //$NON-NLS-1$
+  public static final String ATT_TITLE = "title"; //$NON-NLS-1$
+  public static final String ATT_IMAGE = "image"; //$NON-NLS-1$
+  public static final String ATT_IMAGE_OFF = "imageOff"; //$NON-NLS-1$
+  public static final String ATT_IMAGE_ON = "imageOn"; //$NON-NLS-1$
+  public static final String ATT_ID = "id"; //$NON-NLS-1$
+  public static final String ATT_NAME = "name"; //$NON-NLS-1$
+  public static final String DESCRIPTION = "Description"; //$NON-NLS-1$
+  public static final String ATT_INDEX = "index"; //$NON-NLS-1$
+  public static final String ATT_VIEWER = "viewer"; //$NON-NLS-1$
+
+  public static final String OVERVIEW = "Overview"; //$NON-NLS-1$
+  public static final String ATT_OVERVIEW_IMG_ON = "imageOn"; //$NON-NLS-1$
+  public static final String ATT_OVERVIEW_IMG_OFF = "imageOff"; //$NON-NLS-1$
+
+  /**
+   * Section Attributes
+   */
+  public static final String SECTION = "Section"; //$NON-NLS-1$
+  public static final String ATT_EXPANDED = "expanded"; //$NON-NLS-1$
+  public static final String ATT_FILTERING = "filtering"; //$NON-NLS-1$
+  /**
+   * Activity Attributes
+   */
+  public static final String ACTIVITY = "Activity"; //$NON-NLS-1$
+  public static final String ATT_DIAGRAM_REPRESENTATION = "diagram"; //$NON-NLS-1$
+  public static final String ATT_VIEWPOINT = "viewpoint"; //$NON-NLS-1$
+  public static final String ATT_SECTION_PAGE_ID = "pageId"; //$NON-NLS-1$
+  public static final String ATT_ACTIVITY_SECTION_ID = "sectionId"; //$NON-NLS-1$
+
+  /**
+   * Predicate
+   */
+  public static final String PREDICATE = "Predicate"; //$NON-NLS-1$
+
+  /**
+   * get all Page Providers
+   * 
+   * @return
+   */
+  public static IConfigurationElement[] getAllProviderExtensions() {
+    return getExtensionElt(PROVIDER_PAGES_EXT);
+  }
+
+  private static IConfigurationElement[] getExtensionElt(String id) {
+    IExtensionPoint point = getExtensionPoint(id);
+    IExtension[] extensions = point.getExtensions();
+    ArrayList<IConfigurationElement> configElements = new ArrayList<IConfigurationElement>();
+
+    for (IExtension extension : extensions) {
+      configElements.addAll(Arrays.asList(extension.getConfigurationElements()));
+    }
+
+    return configElements.toArray(new IConfigurationElement[] {});
+  }
+
+  public static IExtensionPoint getExtensionPoint(String id) {
+    return Platform.getExtensionRegistry().getExtensionPoint(id);
+  }
+
+  private static CommonActivityExplorerPage getPage(IConfigurationElement element) throws CoreException, InvalidActivityExplorerIndexException {
+    CommonActivityExplorerPage page = null;
+
+    if (element != null) {
+      CommonActivityExplorerPage.setID(getId(element));
+      if (element.getAttribute(ATT_CLASS) != null) {
+
+        page = (CommonActivityExplorerPage) element.createExecutableExtension(ATT_CLASS);
+      } else {
+        page = new CommonActivityExplorerPage();
+        ((IExecutableExtension) page).setInitializationData(element, ATT_CLASS, null);
+      }
+    }
+    
+    return accept(page, element);
+  }
+
+  /**
+   * check if the page is valid
+   * @param page
+   * @return the page, otherways, launch an exception
+   * @throws InvalidActivityException
+   */
+  private static CommonActivityExplorerPage accept(CommonActivityExplorerPage page, IConfigurationElement element) 
+		  throws InvalidActivityExplorerIndexException {
+	
+	//Never accept null page
+	if (page == null){
+		StringBuilder message = new StringBuilder(); 
+		message.append("ActivityExplorerExtensionManager.accept(...) _ "); //$NON-NLS-1$
+		message.append("An error occured while instantianting the class of contribution "); //$NON-NLS-1$
+		message.append(getId(element));
+		
+		throw new NullPointerException(message.toString());
+	}
+	  
+	//Never accept negatif index for pages
+	if (page.getPosition() < 0) {
+		
+		StringBuilder message = new StringBuilder();
+		message.append("ActivityExplorerExtensionManager.accept(...) _ "); //$NON-NLS-1$
+		message.append("The page "); //$NON-NLS-1$
+		message.append(page.getId()); //$NON-NLS-1$
+		message.append(" has negatif index. "); //$NON-NLS-1$
+		message.append("Only pages win an index upper or equal to zero are allowed"); //$NON-NLS-1$
+		
+		throw new InvalidActivityExplorerIndexException(message.toString());
+	}
+	return page;
+  }
+
+  public static List<CommonActivityExplorerPage> getAllPages() {
+    List<CommonActivityExplorerPage> providers = new ArrayList<CommonActivityExplorerPage>();
+
+    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT));
+    
+    CommonActivityExplorerPage page;
+    for (IConfigurationElement extension : extensions) {
+      page = null;
+      try {
+        page = getPage(extension);
+		providers.add(page);
+      } catch (CoreException e) {
+        
+    	  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, Messages.ActivityExplorerExtensionManager_0, e);
+    	  
+      } catch (InvalidActivityExplorerIndexException e) {
+    	
+    	  ActivityExplorerActivator
+          .getDefault()
+          .getLog()
+          .log(new Status(IStatus.WARNING, ActivityExplorerActivator.ID, e.getMessage()));
+	  
+      } catch (NumberFormatException e){
+		  
+    	  StringBuilder message = new StringBuilder();
+		  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$
+		  message.append("The contribution "); //$NON-NLS-1$
+		  message.append(getId(extension));
+	 	  message.append(" has wrong index format ("); //$NON-NLS-1$
+		  message.append(getIndex(extension));
+		  message.append("). Only 0 or positive integers are valid"); //$NON-NLS-1$
+		  
+		  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);
+		  
+      } catch (NullPointerException e){
+		
+    	  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, e.getMessage(), null);
+	  
+      } catch (Throwable e){
+    	  //Unknown error from contribution
+    	  
+    	  StringBuilder message = new StringBuilder();
+		  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$
+		  message.append("Unknown error occurred from contribution "); //$NON-NLS-1$
+		  message.append(getId(extension)); 
+	 	  message.append(". See the exception stack for more details"); //$NON-NLS-1$
+		  
+	 	 ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);
+      }
+    }
+    return providers;
+  }
+
+  public static List<IConfigurationElement> getAllPagesElt() {
+    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT));
+
+    return extensions;
+  }
+
+  public static List<IConfigurationElement> getAllSectionsExtensions() {
+    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_SECTIONS_EXT));
+
+    return extensions;
+  }
+
+  public static List<IConfigurationElement> getAllSectionsExtensionForPageId(String id) {
+    List<IConfigurationElement> list = new ArrayList<IConfigurationElement>();
+    for (IConfigurationElement elt : getAllSectionsExtensions()) {
+      if (getPageId(elt).equals(id))
+        list.add(elt);
+    }
+    return list;
+  }
+
+  public static List<IConfigurationElement> getAllActivitiesExtensionForSectionId(String id) {
+    List<IConfigurationElement> list = new ArrayList<IConfigurationElement>();
+    for (IConfigurationElement elt : getAllActivitiesExtensions()) {
+      if (getSectionId(elt).equals(id))
+        list.add(elt);
+    }
+    return list;
+  }
+
+  public static List<IConfigurationElement> getAllActivitiesExtensions() {
+    List<IConfigurationElement> extensions = Arrays.asList(getExtensionElt(PROVIDER_ACTIVITIES_EXT));
+
+    return extensions;
+  }
+
+  public static CommonActivityExplorerPage getPageById(String id) {
+    CommonActivityExplorerPage result = null;
+    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {
+      if (getId(page).equals(id)) {
+        try {
+          result = getPage(page);
+        } catch (CoreException e) {
+        	
+        	StringBuilder loggerMessage = new StringBuilder("ActivityExplorerExtensionManager.getPageById(..) _ "); //$NON-NLS-1$
+            loggerMessage.append(e.getMessage());
+            
+            ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, loggerMessage.toString(), e);
+            
+        } catch (InvalidActivityExplorerIndexException e) {
+        	
+        	ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, e.toString(), e);
+        	
+		} catch (NumberFormatException e){
+			  
+			  StringBuilder message = new StringBuilder();
+			  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$
+			  message.append("The contribution "); //$NON-NLS-1$
+			  message.append(getId(page));
+		 	  message.append(" has wrong index format ("); //$NON-NLS-1$
+			  message.append(getIndex(page));
+			  message.append("). Only 0 or positive integers are valid"); //$NON-NLS-1$
+			  
+			  ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);
+			  
+		 } catch (NullPointerException e){
+		     
+			 ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, e.getMessage(), e);
+			 
+		 } catch (Throwable e){
+	    	  //Unknown error from contributions
+	    	  
+	    	  StringBuilder message = new StringBuilder();
+			  message.append("ActivityExplorerExtensionManager.getAllPages(...) _ "); //$NON-NLS-1$
+			  message.append("Unknown error occurred from contribution ");
+			  message.append(getId(page));
+		 	  message.append(". See the exception stack for more details");
+		 	  
+		 	 ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);
+			  
+	      }
+      }
+    }
+    return result;
+  }
+
+  public static String getPageId(IConfigurationElement element) {
+    return element.getAttribute(ATT_SECTION_PAGE_ID);
+  }
+
+  public static String getSectionId(IConfigurationElement element) {
+    return element.getAttribute(ATT_ACTIVITY_SECTION_ID);
+  }
+
+  public static List<IConfigurationElement> getSectionsFromPageId(String id) {
+    List<IConfigurationElement> sections = new ArrayList<IConfigurationElement>();
+    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {
+      if (getId(page).equals(id)) {
+        sections.addAll(getSections(page));
+      }
+    }
+
+    return sections;
+  }
+
+  public static List<IConfigurationElement> getActivitiesFromPageId(String id) {
+    List<IConfigurationElement> sections = new ArrayList<IConfigurationElement>();
+    for (IConfigurationElement page : Arrays.asList(getExtensionElt(PROVIDER_PAGES_EXT))) {
+      if (getId(page).equals(id)) {
+        sections.addAll(getSections(page));
+      }
+    }
+
+    return sections;
+  }
+
+  public static String getId(IConfigurationElement element) {
+    return element.getAttribute(ATT_ID);
+  }
+
+  public static String getName(IConfigurationElement element) {
+    String att = ATT_NAME;
+
+    if (element.getName().equals(PAGE))
+      att = ATT_TITLE;
+    String name = element.getAttribute(att);
+    return name == null ? ActivityExplorerConstants.NO_NAME : name;
+  }
+
+  public static String getTitle(IConfigurationElement element) {
+    String title = element.getAttribute(ATT_TITLE);
+    return title == null ? ActivityExplorerConstants.NO_TITLE : title;
+  }
+
+  public static String getTabName(IConfigurationElement element) {
+    return element.getAttribute(ATT_TAB_NAME);
+  }
+
+  public static String getIndex(IConfigurationElement element) {
+    return element.getAttribute(ATT_INDEX);
+  }
+
+  public static Image getImage(IConfigurationElement element) {
+
+    Image image = null;
+    String img = element.getAttribute(ATT_IMAGE);
+    if (img != null) {
+      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);
+      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);
+    }
+    return image;
+  }
+
+  public static Image getImageOff(IConfigurationElement element) {
+
+    Image image = null;
+    String img = element.getAttribute(ATT_IMAGE_OFF);
+    if (img != null) {
+      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);
+      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);
+    }
+    return image;
+  }
+
+  public static Image getImageOn(IConfigurationElement element) {
+
+    Image image = null;
+    String img = element.getAttribute(ATT_IMAGE_ON);
+    if (img != null) {
+      String pluginId = ActivityExplorerExtensionManager.getPluginId(element);
+      image = ActivityExplorerActivator.getDefault().getImage(pluginId, img);
+    }
+    return image;
+  }
+
+  public static boolean getIsDisplayViewerInPage(IConfigurationElement element) {
+    String bool = element.getAttribute(ATT_VIEWER);
+    return Boolean.parseBoolean(bool);
+  }
+
+  public static IConfigurationElement getOverviewElement(IConfigurationElement element) {
+    return getChild(element, OVERVIEW);
+  }
+
+  private static IConfigurationElement getChild(IConfigurationElement element, String name) {
+    IConfigurationElement child = null;
+    IConfigurationElement[] children = element.getChildren(name);
+    if (children.length > 0)
+      child = children[0];
+
+    return child;
+
+  }
+
+  public static String getOverviewImageOn(IConfigurationElement element) {
+    IConfigurationElement overview = getOverviewElement(element);
+    String img = overview.getAttribute(ATT_OVERVIEW_IMG_ON);
+    return img == null ? IImageKeys.IMAGE_DEFAULT_OVERVIEW_ON : img;
+  }
+
+  public static String getOverviewImageOff(IConfigurationElement element) {
+    IConfigurationElement overview = getOverviewElement(element);
+    String img = overview.getAttribute(ATT_OVERVIEW_IMG_OFF);
+    return img == null ? IImageKeys.IMAGE_DEFAULT_OVERVIEW_OFF : img;
+  }
+
+  public static String getOverviewDescription(IConfigurationElement element) {
+    IConfigurationElement overview = getOverviewElement(element);
+    return getDescription(overview);
+  }
+
+  public static String getDescription(IConfigurationElement element) {
+    String description = null;
+    if (null != element) {
+      IConfigurationElement desc = getChild(element, DESCRIPTION);
+      if (null != desc) {
+        description = desc.getValue();
+      }
+    }
+    return description;
+  }
+
+  public static List<IConfigurationElement> getSections(IConfigurationElement element) {
+    List<IConfigurationElement> result = new ArrayList<IConfigurationElement>();
+    String id = getId(element);
+    result.addAll(Arrays.asList(element.getChildren(SECTION)));
+    result.addAll(getAllSectionsExtensionForPageId(id));
+
+    return result;
+  }
+
+  public static String getPluginId(IConfigurationElement element) {
+    IContributor contributor = element.getContributor();
+    Bundle bundle = Platform.getBundle(contributor.getName());
+    String id = bundle.getSymbolicName();
+    return id;
+  }
+
+  public static boolean getIsExpanded(IConfigurationElement element) {
+    String bool = element.getAttribute(ATT_EXPANDED);
+    boolean result = Boolean.parseBoolean(bool);
+    return result;
+  }
+
+  public static boolean getIsFiltering(IConfigurationElement element) {
+    String bool = element.getAttribute(ATT_FILTERING);
+    boolean result = Boolean.parseBoolean(bool);
+    return result;
+  }
+
+  public static List<IConfigurationElement> getActivities(IConfigurationElement element) {
+    List<IConfigurationElement> result = new ArrayList<IConfigurationElement>();
+    String id = getId(element);
+    result.addAll(Arrays.asList(element.getChildren(ACTIVITY)));
+    result.addAll(getAllActivitiesExtensionForSectionId(id));
+    return result;
+  }
+
+  public static IHyperlinkListener getActivityAdapter(IConfigurationElement element) {
+    IHyperlinkListener listener = null;
+
+    String type = element.getName();
+    String id = getId(element);
+
+    try {
+      String c = element.getAttribute(ATT_CLASS);
+      if (c != null) {
+        listener = (IHyperlinkListener) element.createExecutableExtension(ATT_CLASS);
+      }
+    } catch (CoreException e) {
+      StringBuilder message = new StringBuilder();
+      
+      message.append(Messages.ActivityExplorerExtensionManager_1);
+      message.append(type);
+      message.append(Messages.ActivityExplorerExtensionManager_2);
+      message.append(id);
+      message.append(Messages.ActivityExplorerExtensionManager_3);
+      
+      ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);
+    }
+    return listener;
+  }
+
+  public static IPredicate getPredicate(IConfigurationElement elem) {
+    IPredicate predicate = null;
+    IConfigurationElement element = getChild(elem, PREDICATE);
+    if (element != null) {
+      String type = element.getName();
+      try {
+
+        String c = elem.getAttribute(ATT_CLASS);
+        if (c != null) {
+          predicate = (IPredicate) element.createExecutableExtension(ATT_CLASS);
+        }
+      } catch (CoreException e) {
+    	  StringBuilder message = new StringBuilder();
+          
+          message.append(Messages.ActivityExplorerExtensionManager_1);
+          message.append(type);
+          message.append(Messages.ActivityExplorerExtensionManager_2);
+          message.append(Messages.ActivityExplorerExtensionManager_3);
+          
+          ActivityExplorerLoggerService.getInstance().log(IStatus.WARNING, message.toString(), e);
+      }
+    }
+    return predicate;
+  }
+
+  /**
+   * Test if the id is a ActivityExplorerPage
+   * 
+   * @param id
+   * @return boolean
+   */
+  public static boolean isPage(String id) {
+    return null != ActivityExplorerExtensionManager.getPageById(id);
+  }
+
+  /**
+   * Test if the id is a ActivityExplorerSection
+   * 
+   * @param pageId
+   * @param sectionId
+   * @return
+   */
+  public static boolean isSection(String pageId, String sectionId) {
+    boolean result = false;
+    for (IConfigurationElement element : getSectionsFromPageId(pageId)) {
+      result |= getId(element).equals(sectionId);
+    }
+    return result;
+  }
+
+  public static boolean isActivity(String pageId, String sectionId, String activityId) {
+    boolean result = false;
+    for (IConfigurationElement element : getSectionsFromPageId(pageId)) {
+      if (getId(element).equals(sectionId)) {
+        for (IConfigurationElement element2 : getActivities(element)) {
+          result |= getId(element2).equals(activityId);
+        }
+      }
+    }
+
+    return result;
+  }
+  
+    public static ActivityConfiguration parseActivityConfiguration(IConfigurationElement element_p) {
+        ActivityConfiguration config = new ActivityConfiguration();
+        config.setName(ActivityExplorerExtensionManager.getName(element_p));
+        config.setDescription(ActivityExplorerExtensionManager.getDescription(element_p));
+        config.setIndex(Integer.parseInt(ActivityExplorerExtensionManager.getIndex(element_p)));
+        config.setListener(ActivityExplorerExtensionManager.getActivityAdapter(element_p));
+        config.setImage(ActivityExplorerExtensionManager.getImage(element_p));
+        config.setId(ActivityExplorerExtensionManager.getId(element_p));
+        config.setPredicate(ActivityExplorerExtensionManager.getPredicate(element_p));
+        return config;
+    }
+
+    private static final Pattern P_PATTERN = Pattern.compile("<p>.*</p>"); //$NON-NLS-1$
+    
+    public static SectionConfiguration parseSectionConfiguration(IConfigurationElement contributor) {
+        SectionConfiguration sectionDescription = new SectionConfiguration();
+        sectionDescription.setId(ActivityExplorerExtensionManager.getId(contributor));
+        sectionDescription.setName(ActivityExplorerExtensionManager.getName(contributor));
+        sectionDescription.setExpanded(ActivityExplorerExtensionManager.getIsExpanded(contributor));
+        String desc = ActivityExplorerExtensionManager.getDescription(contributor);
+        if (null != desc) {
+            boolean isInParagraph = P_PATTERN.matcher(desc).find();
+            sectionDescription.setDescription(isInParagraph ? HTMLHelper.formWrapper2(desc) : HTMLHelper.formWrapper(desc));
+        }
+        String indice = ActivityExplorerExtensionManager.getIndex(contributor);
+        try {
+            sectionDescription.setIndex(Integer.parseInt(indice));
+        } catch (NumberFormatException e) {
+            throw new IllegalArgumentException(MessageFormat.format("Attribute ''{0}'' of section {1} must be an int, but was ''{2}''", ActivityExplorerExtensionManager.ATT_INDEX,
+                    ActivityExplorerExtensionManager.getId(contributor), indice));
+        }
+        sectionDescription.setFiltering(ActivityExplorerExtensionManager.getIsFiltering(contributor));
+        createActivities(contributor, sectionDescription);
+        return sectionDescription;
+    }
+    
+
+    public static void parseCommonActivityExplorerPageConfiguration(IConfigurationElement cfg, CommonActivityExplorerPageConfiguration target) {
+        target.setTitle(ActivityExplorerExtensionManager.getTitle(cfg));
+        target.setTabName(ActivityExplorerExtensionManager.getTabName(cfg));
+        if (target.getTabName() == null) {
+            target.setTabName(target.getTitle());
+        }
+        target.setOverview(ActivityExplorerExtensionManager.getOverviewElement(cfg) != null);
+        target.setPluginId(ActivityExplorerExtensionManager.getPluginId(cfg));
+        if (target.isOverview()) {
+            target.setOverviewImageOffPath(ActivityExplorerExtensionManager.getOverviewImageOff(cfg));
+            target.setOverviewImageOnPath(ActivityExplorerExtensionManager.getOverviewImageOn(cfg));
+            target.setOverviewText(ActivityExplorerExtensionManager.getOverviewDescription(cfg));
+        } else {
+            target.setOverviewImageOffPath(IImageKeys.IMAGE_DEFAULT_OVERVIEW_OFF);
+            target.setOverviewImageOnPath(IImageKeys.IMAGE_DEFAULT_OVERVIEW_ON);
+        }
+        target.setPredicate(ActivityExplorerExtensionManager.getPredicate(cfg));
+
+        String indice = ActivityExplorerExtensionManager.getIndex(cfg);
+        try {
+            target.setIndex(Integer.parseInt(indice));
+        } catch (NumberFormatException e) {
+            throw new IllegalArgumentException(MessageFormat.format("Attribute ''{0}'' of page {1} must be an int, but was ''{2}''", ActivityExplorerExtensionManager.ATT_INDEX,
+                    ActivityExplorerExtensionManager.getId(cfg), indice));
+        }
+    }
+
+    public static void parseActivityExplorerPageConfiguration(IConfigurationElement cfig, ActivityExplorerPageConfiguration target) {
+        target.setHeaderTitle(ActivityExplorerExtensionManager.getTitle(cfig));
+        Image image = ActivityExplorerExtensionManager.getImageOff(cfig);
+        if (image != null) {
+            target.setHeaderImageOff(image);
+        }
+
+        image = ActivityExplorerExtensionManager.getImageOn(cfig);
+        if (image != null) {
+            target.setHeaderImageOn(image);
+        }
+
+        String description = ActivityExplorerExtensionManager.getDescription(cfig);
+        if (null != description) {
+            target.setDescription(HTMLHelper.formWrapper(description));
+        }
+    }
+
+    public static void parseBasicSessionActivityExplorerPageConfiguration(IConfigurationElement cfg, BasicSessionActivityExplorerPageConfiguration target) {
+        target.setDisplayViewer(ActivityExplorerExtensionManager.getIsDisplayViewerInPage(cfg));
+    }
+
+    /**
+     * Create theirs Activities.
+     * 
+     * @param contributor
+     */
+    private static void createActivities(IConfigurationElement contributor, SectionConfiguration sectionDescription) {
+        sectionDescription.activities = new TreeSet<ExplorerActivity>();
+        List<IConfigurationElement> activities = ActivityExplorerExtensionManager.getActivities(contributor);
+        for (IConfigurationElement element : activities) {
+            try {
+                ActivityConfiguration config = ActivityExplorerExtensionManager.parseActivityConfiguration(element);
+                sectionDescription.activities.add(new ExplorerActivity(config));
+            } catch (NumberFormatException e){
+                StringBuilder message = new StringBuilder();
+                message.append("ActivityExplorerSection.createActivities(...) _ "); //$NON-NLS-1$
+                message.append("The Activity contribution "); //$NON-NLS-1$
+                message.append(ActivityExplorerExtensionManager.getId(contributor));
+                message.append(" has wrong index format ("); //$NON-NLS-1$
+                message.append(ActivityExplorerExtensionManager.getIndex(contributor));
+                message.append("). Only integers are valid"); //$NON-NLS-1$
+                ActivityExplorerLoggerService.getInstance().log(IStatus.ERROR, message.toString(), e);
+            }
+        }
+    }
+
+
+}