. Tree Navigator performance improvement

- explicit txns around multiple nodeservice calls and internal (permission check free) nodeservice to retrieve node names
 - 25% improvement to retrieving node lists
. Permission code hotspot tuning and nodeservice methods ACL configuration tuning

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4960 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/bean/ajax/NavigatorPluginBean.java

@@ -8,6 +8,7 @@ import java.util.Map;
 
 import javax.faces.context.FacesContext;
 import javax.faces.context.ResponseWriter;
+import javax.transaction.UserTransaction;
 
 import org.alfresco.model.ApplicationModel;
 import org.alfresco.model.ContentModel;
@@ -47,6 +48,7 @@ public class NavigatorPluginBean implements IContextListener
    protected NodeRef previouslySelectedNode;
    
    private NodeService nodeService;
+   private NodeService internalNodeService;
    private DictionaryService dictionaryService;
    
    private static final Log logger = LogFactory.getLog(NavigatorPluginBean.class);
@@ -69,6 +71,12 @@ public class NavigatorPluginBean implements IContextListener
       FacesContext context = FacesContext.getCurrentInstance();
       ResponseWriter out = context.getResponseWriter();
       
+      UserTransaction tx = null;
+      try
+      {
+         tx = Repository.getUserTransaction(context, true);
+         tx.begin();
+         
          Map params = context.getExternalContext().getRequestParameterMap();
          String nodeRefStr = (String)params.get("nodeRef");
          String area = (String)params.get("area");
@@ -118,6 +126,14 @@ public class NavigatorPluginBean implements IContextListener
             if (logger.isDebugEnabled())
                logger.debug("returning XML: " + xml.toString());
          }
+         
+         // commit the transaction
+         tx.commit();
+      }
+      catch (Throwable err)
+      {
+         try { if (tx != null) {tx.rollback();} } catch (Exception tex) {}
+      }
    }
    
    /**
@@ -263,6 +279,12 @@ public class NavigatorPluginBean implements IContextListener
          this.companyHomeRootNodes = new ArrayList<TreeNode>();
          this.companyHomeNodes = new HashMap<String, TreeNode>();
 
+         UserTransaction tx = null;
+         try
+         {
+            tx = Repository.getUserTransaction(FacesContext.getCurrentInstance(), true);
+            tx.begin();
+            
             // query for the child nodes of company home
             NodeRef root = new NodeRef(Repository.getStoreRef(),
                   Application.getCompanyRootId());         
@@ -280,6 +302,13 @@ public class NavigatorPluginBean implements IContextListener
                   this.companyHomeNodes.put(node.getNodeRef(), node);
                }
             }
+            
+            tx.commit();
+         }
+         catch (Throwable err)
+         {
+            try { if (tx != null) {tx.rollback();} } catch (Exception tex) {}
+         }
       }
       
       return this.companyHomeRootNodes;
@@ -301,6 +330,12 @@ public class NavigatorPluginBean implements IContextListener
          this.myHomeRootNodes = new ArrayList<TreeNode>();
          this.myHomeNodes = new HashMap<String, TreeNode>();
          
+         UserTransaction tx = null;
+         try
+         {
+            tx = Repository.getUserTransaction(FacesContext.getCurrentInstance(), true);
+            tx.begin();
+            
             // query for the child nodes of the user's home
             NodeRef root = new NodeRef(Repository.getStoreRef(),
                   Application.getCurrentUser(FacesContext.getCurrentInstance()).getHomeSpaceId());         
@@ -318,6 +353,13 @@ public class NavigatorPluginBean implements IContextListener
                   this.myHomeNodes.put(node.getNodeRef(), node);
                }
             }
+            
+            tx.commit();
+         }
+         catch (Throwable err)
+         {
+            try { if (tx != null) {tx.rollback();} } catch (Exception tex) {}
+         }
       }
       
       return this.myHomeRootNodes;
@@ -339,6 +381,12 @@ public class NavigatorPluginBean implements IContextListener
          this.guestHomeRootNodes = new ArrayList<TreeNode>();
          this.guestHomeNodes = new HashMap<String, TreeNode>();
 
+         UserTransaction tx = null;
+         try
+         {
+            tx = Repository.getUserTransaction(FacesContext.getCurrentInstance(), true);
+            tx.begin();
+            
             // query for the child nodes of the guest home space
             NavigationBean navBean = getNavigationBean();
             if (navBean != null)
@@ -359,6 +407,13 @@ public class NavigatorPluginBean implements IContextListener
                   }
                }
             }
+            
+            tx.commit();
+         }
+         catch (Throwable err)
+         {
+            try { if (tx != null) {tx.rollback();} } catch (Exception tex) {}
+         }
       }
       
       return this.guestHomeRootNodes;
@@ -372,6 +427,14 @@ public class NavigatorPluginBean implements IContextListener
       this.nodeService = nodeService;
    }
    
+   /**
+    * @param internalNodeService The internalNodeService to set.
+    */
+   public void setInternalNodeService(NodeService internalNodeService)
+   {
+      this.internalNodeService = internalNodeService;
+   }
+
    /**
     * @param dictionaryService The DictionaryService to set.
     */
@@ -554,8 +617,8 @@ public class NavigatorPluginBean implements IContextListener
    protected TreeNode createTreeNode(NodeRef nodeRef)
    {
       TreeNode node = new TreeNode(nodeRef.toString(), 
-            Repository.getNameForNode(this.nodeService, nodeRef),
+            Repository.getNameForNode(this.internalNodeService, nodeRef),
-            (String)this.nodeService.getProperty(nodeRef, ApplicationModel.PROP_ICON));
+            (String)this.internalNodeService.getProperty(nodeRef, ApplicationModel.PROP_ICON));
       
       return node;
    }
@@ -568,7 +631,7 @@ public class NavigatorPluginBean implements IContextListener
    protected NavigationBean getNavigationBean()
    {
       return (NavigationBean)FacesHelper.getManagedBean(
-            FacesContext.getCurrentInstance(), "NavigationBean");
+            FacesContext.getCurrentInstance(), NavigationBean.BEAN_NAME);
    }
    
    /**
@@ -579,7 +642,7 @@ public class NavigatorPluginBean implements IContextListener
    protected BrowseBean getBrowseBean()
    {
       return (BrowseBean)FacesHelper.getManagedBean(
-            FacesContext.getCurrentInstance(), "BrowseBean");
+            FacesContext.getCurrentInstance(), BrowseBean.BEAN_NAME);
    }
    
    /**

source/web/WEB-INF/faces-config-beans.xml

@@ -3129,6 +3129,10 @@
          <property-name>nodeService</property-name>
          <value>#{NodeService}</value>
       </managed-property>
+      <managed-property>
+         <property-name>internalNodeService</property-name>
+         <value>#{nodeService}</value>
+      </managed-property>
       <managed-property>
          <property-name>dictionaryService</property-name>
          <value>#{DictionaryService}</value>

source/web/css/main.css

@@ -435,12 +435,13 @@ a.topToolbarLinkHighlight, a.topToolbarLinkHighlight:link, a.topToolbarLinkHighl
 
 .pager
 {
-   padding: 5px 3px 4px 3px;
+   padding: 4px 2px 3px 2px;
    border: 1px dotted #cccccc;
 }
 
 .pager img
 {
+   margin-top:2px;
    vertical-align: -20%;
 }