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();
}
/**
* 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);
}