/*
* Update of user tree for ordered menu nodes (favorites, create new list)
* favorites @param menuIDs List<Integer> ordered list of menuIDs to put in
* the tree @param menuTree MTree the tree to be reordered @return true if
* updated
*/
private boolean updateUserTree(List<Integer> menuIDs, MTree menuTree) {
CTreeNode root = menuTree.getRoot();
if (root != null) {
Enumeration<?> nodes = root.preorderEnumeration();
while (nodes.hasMoreElements()) {
CTreeNode nd = (CTreeNode) nodes.nextElement();
if (!menuIDs.contains(nd.getNode_ID())) {
MTreeNodeMM node = null;
if ((node = MTreeNodeMM.get(menuTree, nd.getNode_ID())) != null) {
if (!node.delete(true)) return false;
}
}
}
}
int seq = 0;
for (int id : menuIDs) {
MTreeNodeMM node = null;
if ((node = MTreeNodeMM.get(menuTree, id)) == null) {
node = new MTreeNodeMM(menuTree, id);
}
node.setSeqNo(++seq);
if (!node.save()) return false;
}
return true;
}
/** this is really for embedded objects */
int putObject(String name, BSONObject o) {
if (o == null) throw new NullPointerException("can't save a null object");
if (DEBUG)
System.out.println(
"putObject : " + name + " [" + o.getClass() + "]" + " # keys " + o.keySet().size());
final int start = _buf.getPosition();
byte myType = OBJECT;
if (o instanceof List) myType = ARRAY;
if (handleSpecialObjects(name, o)) return _buf.getPosition() - start;
if (name != null) {
_put(myType, name);
}
final int sizePos = _buf.getPosition();
_buf.writeInt(0); // leaving space for this. set it at the end
List transientFields = null;
boolean rewriteID = myType == OBJECT && name == null;
if (myType == OBJECT) {
if (rewriteID && o.containsField("_id")) _putObjectField("_id", o.get("_id"));
{
Object temp = o.get("_transientFields");
if (temp instanceof List) transientFields = (List) temp;
}
}
// TODO: reduce repeated code below.
if (o instanceof Map) {
for (Entry<String, Object> e : ((Map<String, Object>) o).entrySet()) {
if (rewriteID && e.getKey().equals("_id")) continue;
if (transientFields != null && transientFields.contains(e.getKey())) continue;
_putObjectField(e.getKey(), e.getValue());
}
} else {
for (String s : o.keySet()) {
if (rewriteID && s.equals("_id")) continue;
if (transientFields != null && transientFields.contains(s)) continue;
Object val = o.get(s);
_putObjectField(s, val);
}
}
_buf.write(EOO);
_buf.writeInt(sizePos, _buf.getPosition() - sizePos);
return _buf.getPosition() - start;
}