// ////////////////////////////////////
 // DbRefreshListener SUPPORT
 //
 // Overridden
 public void refreshAfterDbUpdate(DbUpdateEvent evt) throws DbException {
   if (evt.metaField == DbObject.fComponents) { // add, remove, or move to
     // another parent
     if (evt.neighbor instanceof DbGraphicalObjectI) // optimization:
       // discard
       // immediately the
       // graphical objects
       return;
     if (evt.op == Db.REMOVE_FROM_RELN) {
       // DbObject removed or with a new parent: remove the node from
       // its old parent if loaded.
       DynamicNode node = getDynamicNode(evt.neighbor, Db.OLD_VALUE, false);
       if (node != null) removeNode(node);
     } else if (evt.op == Db.ADD_TO_RELN) {
       // DbObject added or with a new parent: if its new parent has
       // its chidren loaded,
       // add a node for the new child.
       getDynamicNode(evt.neighbor, false);
     } else { // Db.REINSERT_IN_RELN
       DynamicNode node = getDynamicNode(evt.neighbor, false);
       if ((node != null && !childrenAreSorted(evt.dbo))
           || (node != null && !node.getGroupParams().sorted)) {
         DynamicNode parentNode = (DynamicNode) node.getParent();
         updateInsertIndexInChildrenOfNode(parentNode);
         removeNodeFromParent(node);
         int index = getInsertionIndex(evt.dbo, evt.neighbor, parentNode, node);
         insertNodeInto(node, parentNode, index);
       }
     }
   }
   // name refresh
   else if (evt.metaField == DbSemanticalObject.fName || tooltipsFields.contains(evt.metaField)) {
     updateNode(evt.dbo);
   }
 }
 // This method updates the explorer for changes in a relation N where all
 // children are secondary nodes.
 // IMPORTANT: a node whose children are secondary nodes cannot have grouping
 // nodes.
 protected final void updateSecondaryChildren(DbUpdateEvent evt) throws DbException {
   if (!ApplicationContext.getSemanticalModel()
       .isVisibleOnScreen(evt.dbo, evt.neighbor, Explorer.class)) return;
   DynamicNode parentNode = getDynamicNode(evt.dbo, false);
   if (parentNode == null || !parentNode.hasLoaded()) return;
   DynamicNode childNode = null;
   int nb = getChildCount(parentNode);
   for (int i = 0; i < nb; i++) {
     DynamicNode node = (DynamicNode) getChild(parentNode, i);
     if (((DynamicNode) node.getUserObject()).getUserObject() == evt.neighbor) {
       childNode = node;
       break;
     }
   }
   if (evt.op == Db.REMOVE_FROM_RELN) {
     if (childNode != null) removeNodeFromParent(childNode);
   } else if (evt.op == Db.ADD_TO_RELN) {
     if (childNode == null) {
       childNode = createSecondaryNode(evt.dbo, evt.neighbor);
       int index = getInsertionIndex(evt.dbo, evt.neighbor, parentNode, childNode);
       insertNodeInto(childNode, parentNode, index);
     }
   } else { // Db.REINSERT_IN_RELN
     if (!childrenAreSorted(evt.dbo) && childNode != null) {
       removeNodeFromParent(childNode);
       int index = getInsertionIndex(evt.dbo, evt.neighbor, parentNode, childNode);
       insertNodeInto(childNode, parentNode, index);
     }
   }
 }
 // Overridden
 protected DynamicNode createSecondaryNode(DbObject dbParent, DbObject dbo) throws DbException {
   DynamicNode primNode = getDynamicNode(dbo, true);
   DynamicNode node = new DynamicNode(primNode, primNode.insertIndex);
   node.setGroupParams(getGroupParams(dbParent, dbo));
   node.setDefaultAction(getDefaultAction(dbo));
   return node;
 }
 /**
  * If CS application, create a root node with 2 subnodes: RAM and repository; the RAM subnode
  * contains the list of RAM projects as subnodes. If RAM application, create a root node with the
  * list of projects as subnodes.
  */
 private DynamicNode createRootNode() {
   DynamicNode rootNode = null;
   DynamicNode RAMNode = null;
   try {
     RAMNode = new DynamicNode(DB_RAM);
     RAMNode.setDisplayText(DbRAM.DISPLAY_NAME);
     RAMNode.setIcon(kLocalIcon);
     loadChildren(RAMNode);
     Db[] dbs = Db.getDbs();
     for (int i = 0; i < dbs.length; i++) {
       if (dbs[i] instanceof DbRAM) continue;
       if (rootNode == null) {
         rootNode = new DynamicNode(ROOT);
         rootNode.setHasLoaded();
         rootNode.add(RAMNode);
       }
       DynamicNode dbNode = new DynamicNode(dbs[i]);
       dbNode.setDisplayText(dbs[i].getDBMSName());
       dbNode.setIcon(kRepositoryIcon);
       rootNode.add(dbNode);
       loadChildren(dbNode);
     }
   } catch (DbException ex) {
     org.modelsphere.jack.util.ExceptionHandler.processUncatchedException(
         ApplicationContext.getDefaultMainFrame(), ex);
   }
   return (rootNode != null ? rootNode : RAMNode);
 }
 private DynamicNode createGroupNode(GroupParams group) {
   DynamicNode groupNode = new DynamicNode(group);
   groupNode.setDisplayText(group.name);
   groupNode.setIcon(group.icon);
   groupNode.setGroupParams(group);
   groupNode.setHasLoaded();
   return groupNode;
 }
 protected final void refreshChildren(DynamicNode parentNode) throws DbException {
   int count = getChildCount(parentNode);
   for (int i = 0; i < count; i++) {
     DynamicNode node = (DynamicNode) getChild(parentNode, i);
     if (node.getUserObject() instanceof GroupParams) refreshChildren(node);
     else refresh(node);
   }
 }
  public final DynamicNode getDynamicNode(DbObject dbo, int which, boolean load)
      throws DbException {
    SrVector path = new SrVector(10);
    Db db = dbo.getDb();
    db.beginTrans(Db.READ_TRANS);
    while (dbo != null && !(dbo instanceof DbRoot)) {
      path.addElement(dbo);
      dbo = getDbParent(dbo, which);
    }
    if (db instanceof DbRAM) {
      if (DB_RAM != ((DynamicNode) getRoot()).getUserObject()) path.addElement(DB_RAM);
    } else path.addElement(db);

    DynamicNode nodeFound = (DynamicNode) getRoot();
    for (int i = path.size(); --i >= 0; ) {
      if (load) loadChildren(nodeFound);
      Object userObj = path.elementAt(i);
      dbo = null;
      DbObject dbParent = null;
      GroupParams group = GroupParams.defaultGroupParams;
      DynamicNode groupNode = null;
      DynamicNode node = null;
      if (userObj instanceof DbObject) {
        dbo = (DbObject) userObj;
        dbParent = getDbParent(dbo, which);
        group = getGroupParams(dbParent, dbo);
      }
      if (group.name == null) {
        node = getDynamicNode(nodeFound, userObj, 0);
      } else {
        groupNode = getGroupNode(nodeFound, group, 0);
        if (groupNode != null) node = getDynamicNode(groupNode, userObj, 0);
      }
      if (node == null && nodeFound.hasLoaded() && !nodeFound.isLeaf() && which == Db.NEW_VALUE) {

        SemanticalModel model = ApplicationContext.getSemanticalModel();
        boolean visible = model.isVisibleOnScreen(dbParent, dbo, Explorer.class);

        if (visible) {
          node = createPrimaryNode(dbParent, dbo);
          if (group.name == null) {
            insertNodeInto(node, nodeFound, getInsertionIndex(dbParent, dbo, nodeFound, node));
          } else {
            if (groupNode == null) {
              groupNode = createGroupNode(group);
              insertNodeInto(groupNode, nodeFound, getSortedIndex(nodeFound, groupNode));
            }
            insertNodeInto(node, groupNode, getInsertionIndex(dbParent, dbo, groupNode, node));
          }
        }
      }
      nodeFound = node;
      if (nodeFound == null) break;
    }
    db.commitTrans();
    return nodeFound;
  }
 protected final void updateInsertIndexInChildrenOfNode(DynamicNode parentNode)
     throws DbException {
   Enumeration childrenEnum = parentNode.children();
   while (childrenEnum.hasMoreElements()) {
     DynamicNode node = (DynamicNode) childrenEnum.nextElement();
     DbObject dbo = (DbObject) node.getRealObject();
     DbObject dbParent = dbo.getComposite();
     node.insertIndex = getSequence(dbParent, dbo);
   }
 }
 private DynamicNode getGroupNode(DynamicNode parentNode, GroupParams group, int iStart) {
   DynamicNode nodeFound = null;
   int count = getChildCount(parentNode);
   for (int i = iStart; i < count; i++) {
     DynamicNode node = (DynamicNode) getChild(parentNode, i);
     if (node.getUserObject() instanceof GroupParams && node.toString().equals(group.name)) {
       nodeFound = node;
       break;
     }
   }
   return nodeFound;
 }
示例#10
0
 private DynamicNode getDynamicNode(DynamicNode parentNode, Object userObj, int iStart)
     throws DbException {
   DynamicNode nodeFound = null;
   int count = getChildCount(parentNode);
   for (int i = iStart; i < count; i++) {
     DynamicNode node = (DynamicNode) getChild(parentNode, i);
     if (node.getUserObject() == userObj) {
       nodeFound = node;
       break;
     }
   }
   return nodeFound;
 }
示例#11
0
 // Called at the end of a cell edition, to process the edition result.
 public final void valueForPathChanged(TreePath path, Object newValue) {
   DynamicNode node = (DynamicNode) path.getLastPathComponent();
   Object obj = node.getRealObject();
   if (obj instanceof DbObject) {
     boolean editable = false;
     try {
       Db db = ((DbObject) obj).getDb();
       if (db.isValid()) {
         db.beginReadTrans();
         MetaField editableMetaField = getEditableMetaField((DbObject) obj);
         if (editableMetaField == null)
           editable =
               ApplicationContext.getSemanticalModel()
                   .isNameEditable((DbObject) obj, Explorer.class);
         else
           editable =
               ApplicationContext.getSemanticalModel()
                   .isEditable(editableMetaField, (DbObject) obj, Explorer.class);
         db.commitTrans();
       }
     } catch (DbException ex) {
       org.modelsphere.jack.util.ExceptionHandler.processUncatchedException(
           ApplicationContext.getDefaultMainFrame(), ex);
       editable = false;
     }
     if (!editable) return;
   } else {
     return;
   }
   DbObject semObj = (DbObject) obj;
   try {
     MetaField editableMetaField = getEditableMetaField(semObj);
     String transName =
         (editableMetaField == null
             ? LocaleMgr.action.getString("rename")
             : MessageFormat.format(kUpdate0, new Object[] {editableMetaField.getGUIName()}));
     semObj.getDb().beginTrans(Db.WRITE_TRANS, transName);
     if (editableMetaField == null) {
       if (semObj.getTransStatus() == Db.OBJ_REMOVED) return;
       semObj.setName((String) newValue);
     } else semObj.set(editableMetaField, (String) newValue);
     semObj.getDb().commitTrans();
     nodeChanged(node); // in case it is a secondary node (only the
     // primary node is updated by the refresh
     // listener).
   } catch (Exception ex) {
     org.modelsphere.jack.util.ExceptionHandler.processUncatchedException(
         ApplicationContext.getDefaultMainFrame(), ex);
   }
 }
示例#12
0
 // Proceed by binary search because comparison may be long.
 protected final int getSortedIndex(DynamicNode parentNode, DynamicNode childNode) {
   int lo = -1;
   int hi = getChildCount(parentNode);
   while (lo + 1 != hi) {
     int mid = (lo + hi) / 2;
     DynamicNode node = (DynamicNode) getChild(parentNode, mid);
     if (childNode.compareTo(node) < 0) hi = mid;
     else lo = mid;
   }
   return hi;
 }
示例#13
0
 // Overridden
 protected DynamicNode createPrimaryNode(DbObject dbParent, DbObject dbo) throws DbException {
   DynamicNode node = new DynamicNode(dbo, getSequence(dbParent, dbo));
   String displayText = getDisplayText(dbParent, dbo);
   String editText = getEditText(dbParent, dbo);
   String tooltips = getToolTipsText(dbParent, dbo);
   node.setDisplayText(displayText, editText);
   node.setToolTips(tooltips);
   node.setIcon(getIcon(dbo));
   node.setGroupParams(getGroupParams(dbParent, dbo));
   node.setIsLeaf(isLeaf(dbParent, dbo));
   node.setDefaultAction(getDefaultAction(dbo));
   return node;
 }
示例#14
0
  // This method refreshes the display text of a node.
  protected final void updateNode(DbObject dbo) throws DbException {
    DynamicNode node = getDynamicNode(dbo, false);
    if (node == null) return;

    // backup selection and restore later
    Object focusObject = ApplicationContext.getFocusManager().getFocusObject();
    TreePath[] selPaths = null;
    if (focusObject instanceof ExplorerView) {
      selPaths = ((ExplorerView) focusObject).getSelectionPaths();
    }

    String displayText = getDisplayText(null, dbo);
    String editText = getEditText(null, dbo);
    String toolTipText = getToolTipsText(null, dbo);
    Icon icon = getIcon(dbo);

    node.setDisplayText(displayText, editText);
    node.setToolTips(toolTipText);
    node.setIcon(icon);
    nodeChanged(node);
    DynamicNode parentNode = (DynamicNode) node.getParent();
    Object parent = parentNode.getUserObject();
    if (!(parent instanceof DbObject) || childrenAreSorted((DbObject) parent)) {
      removeNodeFromParent(node);
      int index = getSortedIndex(parentNode, node);
      insertNodeInto(node, parentNode, index);
    }

    // Restore selection
    if (focusObject instanceof ExplorerView && selPaths != null) {
      ExplorerView explorerView = (ExplorerView) focusObject;
      try { // Should not occurs
        explorerView.setSelectionPaths(selPaths);
      } catch (Exception e) {
        explorerView.setSelectionPaths(new TreePath[] {});
      }
    }
  }
示例#15
0
  protected final void loadChildren(DynamicNode node) throws DbException {
    if (node.hasLoaded() || node.isLeaf()) return;
    node.setHasLoaded();
    Object userObject = node.getUserObject();
    if (userObject == ROOT) return;
    SrVector children = new SrVector(10);
    boolean isSorted = true;
    DbObject dbParent = null;
    if (userObject == DB_RAM) {
      Db[] dbs = Db.getDbs();
      for (int i = 0; i < dbs.length; i++) {
        if (dbs[i] instanceof DbRAM) insertProjects(children, dbs[i]);
      }
    } else if (userObject instanceof Db) {
      insertProjects(children, (Db) userObject);
    } else {
      dbParent = (DbObject) userObject;
      dbParent.getDb().beginTrans(Db.READ_TRANS);
      insertComponents(children, dbParent);
      isSorted = childrenAreSorted(dbParent);
      dbParent.getDb().commitTrans();
    }

    if (isSorted) {
      children.sort(getComparator(dbParent));
    }

    ArrayList groupNodeList = new ArrayList();
    DynamicNode groupNode = null;
    Enumeration enumeration = children.elements();
    while (enumeration.hasMoreElements()) {
      DynamicNode childNode = (DynamicNode) enumeration.nextElement();
      GroupParams group = childNode.getGroupParams();
      if (group.name == null) {
        node.add(childNode);
      } else {
        if (groupNode == null) {
          groupNode = createGroupNode(group);
          node.add(groupNode);
          groupNodeList.add(groupNode);
        } else if (!groupNode.toString().equals(group.name)) {
          boolean groupFound = false;
          for (int i = 0; i < groupNodeList.size(); i++) {
            groupNode = (DynamicNode) groupNodeList.get(i);
            if (groupNode.toString().equals(group.name)) {
              groupFound = true;
              break;
            }
          }
          if (!groupFound) {
            groupNode = createGroupNode(group);
            node.add(groupNode);
            groupNodeList.add(groupNode);
          }
        }
        groupNode.add(childNode);
      }
    }
    groupNodeList.clear();
  }
示例#16
0
 // Remove the group node if this node is the last of its group.
 protected final void removeNode(DynamicNode node) {
   DynamicNode parentNode = (DynamicNode) node.getParent();
   if (parentNode.getUserObject() instanceof GroupParams && getChildCount(parentNode) == 1)
     removeNodeFromParent(parentNode);
   else removeNodeFromParent(node);
 }
示例#17
0
  protected final void refresh(DynamicNode parentNode) throws DbException {
    if (ApplicationContext.getFocusManager().isGuiLocked()) return;

    if (parentNode == null) return;
    if (!parentNode.hasLoaded() || parentNode.isLeaf()) {
      if (parentNode.getUserObject() instanceof DbObject)
        updateNode((DbObject) parentNode.getUserObject());
      return;
    }
    Object userObject = parentNode.getUserObject();
    if (userObject == ROOT) {
      int count = getChildCount(parentNode);
      for (int i = 0; i < count; i++) {
        DynamicNode node = (DynamicNode) getChild(parentNode, i);
        userObject = node.getUserObject();
        if (userObject == DB_RAM) refresh(node);
        else {
          if (((Db) userObject).isValid()) {
            ((Db) userObject).beginTrans(Db.READ_TRANS);
            refresh(node);
            ((Db) userObject).commitTrans();
          } else {
            removeNode(node);
          }
        }
      }
      return;
    }
    if (userObject == DB_RAM) {
      int count = getChildCount(parentNode);
      for (int i = count - 1; i >= 0; i--) {
        DynamicNode node = (DynamicNode) getChild(parentNode, i);
        Db db = ((DbObject) node.getUserObject()).getDb();
        if (!db.isValid()) {
          removeNode(node);
          continue;
        }
        db.beginTrans(Db.READ_TRANS);
        refresh(node);
        // refresh the display text for the projects - we do not want to
        // apply a full update
        // using update(dbo) because we want to preserve the expanded
        // state for projects.
        node.setDisplayText(getDisplayText(null, (DbObject) node.getUserObject()));
        db.commitTrans();
      }
      // check for missing Db
      Db[] dbs = Db.getDbs();
      for (int i = 0; i < dbs.length; i++) {
        if (!dbs[i].isValid() || !(dbs[i] instanceof DbRAM)) continue;
        DynamicNode dbNode = getDynamicNode(parentNode, dbs[i], 0);
        if (dbNode != null) continue;
        dbs[i].beginTrans(Db.READ_TRANS);
        DbEnumeration dbEnum = dbs[i].getRoot().getComponents().elements(DbProject.metaClass);
        if (dbEnum.hasMoreElements()) {
          getDynamicNode(dbEnum.nextElement(), false);
        }
        dbEnum.close();
        dbs[i].commitTrans();
      }
      return;
    }

    SrVector children = new SrVector(10);
    if (userObject instanceof Db) {
      insertProjects(children, (Db) userObject);
      children.sort();
    } else if (((DbObject) userObject).isAlive()) {
      insertComponents(children, (DbObject) userObject);
      if (childrenAreSorted((DbObject) userObject))
        children.sort(getComparator((DbObject) userObject));
    }

    DynamicNode groupNode = null;
    int index = 0;
    int iGroup = 0;
    for (int i = 0; i < children.size(); i++) {
      DynamicNode srcNode = (DynamicNode) children.elementAt(i);
      GroupParams group = srcNode.getGroupParams();
      if (group.name == null) {
        refreshNode(srcNode, parentNode, index);
        index++;
      } else {
        if (groupNode == null || !groupNode.toString().equals(group.name)) {
          if (groupNode != null) deleteNodes(groupNode, iGroup);
          groupNode = getGroupNode(parentNode, group, index);
          if (groupNode == null) {
            groupNode = createGroupNode(group);
            insertNodeInto(groupNode, parentNode, index);
          } else if (groupNode != getChild(parentNode, index)) {
            removeNodeFromParent(groupNode);
            insertNodeInto(groupNode, parentNode, index);
          }
          index++;
          iGroup = 0;
        }
        refreshNode(srcNode, groupNode, iGroup);
        iGroup++;
      }
    }
    if (groupNode != null) deleteNodes(groupNode, iGroup);
    deleteNodes(parentNode, index);

    // Refresh subnodes in a separate pass to avoid interference from
    // automatic
    // adding of a primary node when adding a secondary node.
    refreshChildren(parentNode);
  }
示例#18
0
 private void refreshNode(DynamicNode srcNode, DynamicNode parentNode, int index)
     throws DbException {
   DynamicNode dstNode = getDynamicNode(parentNode, srcNode.getUserObject(), index);
   if (dstNode == null) {
     insertNodeInto(srcNode, parentNode, index);
   } else {
     if (dstNode != getChild(parentNode, index)) {
       removeNodeFromParent(dstNode);
       insertNodeInto(dstNode, parentNode, index);
     }
     if (dstNode.getUserObject() instanceof DynamicNode) {
       nodeChanged(dstNode); // in case text of primary node has
       // changed
     } else if (!dstNode.toString().equals(srcNode.toString())
         || dstNode.getIcon() != srcNode.getIcon()
         || (dstNode.getToolTips() != null
             && !dstNode.getToolTips().equals(srcNode.getToolTips()))) {
       dstNode.setDisplayText(srcNode.toString(), srcNode.getEditText());
       dstNode.setIcon(srcNode.getIcon());
       dstNode.setToolTips(srcNode.getToolTips());
       nodeChanged(dstNode);
     }
   }
 }