/**
* Returns the effective (i.e. merged and resolved) node type representation of this node's
* primary and mixin node types.
*
* @return the effective node type
* @throws RepositoryException
*/
protected EffectiveNodeType getEffectiveNodeType(NodeState parent) throws RepositoryException {
try {
NodeTypeRegistry ntReg = getNodeTypeRegistry();
return ntReg.getEffectiveNodeType(parent.getNodeTypeName(), parent.getMixinTypeNames());
} catch (NodeTypeConflictException ntce) {
String msg =
"internal error: failed to build effective node type for node " + parent.getNodeId();
throw new RepositoryException(msg, ntce);
}
}
/**
* Checks if this provider has the property state of the given id.
*
* @param id
* @return <code>true</code> if it has the property state
*/
protected boolean internalHasPropertyState(PropertyId id) {
try {
// get parent state
NodeState parent = (NodeState) getItemState(id.getParentId());
// handle some default prop states
if (parent instanceof VirtualNodeState) {
return parent.hasPropertyName(id.getName());
}
} catch (ItemStateException e) {
// ignore
}
return false;
}
/**
* adds the node state to the cache
*
* @param state
* @return The same state.
*/
protected NodeState cache(NodeState state) {
if (state != null) {
nodes.put(state.getNodeId(), state);
log.debug("item added to cache. size=" + nodes.size());
}
return state;
}
/**
* Recursively discards all the properties and nodes in the subtree rooted at the given node
* state.
*
* @param state root of the subtree to be discarded
*/
private void discardTree(NodeState state) {
for (Name name : state.getPropertyNames()) {
try {
getItemState(new PropertyId(state.getNodeId(), name)).discard();
} catch (ItemStateException e) {
log.warn("Unable to discard virtual property " + name, e);
}
}
for (ChildNodeEntry entry : state.getChildNodeEntries()) {
try {
discardTree((NodeState) getItemState(entry.getId()));
} catch (ItemStateException e) {
log.warn("Unable to discard virtual node " + entry.getId(), e);
}
}
state.discard();
}
