// ~--- methods --------------------------------------------------------
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final String keyString = (String) webSocketData.getNodeData().get("key");
if (keyString == null) {
logger.error("Unable to remove given object from collection: key is null");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
final String idToRemove = (String) webSocketData.getNodeData().get("idToRemove");
if (idToRemove == null) {
logger.error("Unable to remove given object from collection: idToRemove is null");
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
GraphObject obj = getNode(webSocketData.getId());
if (obj != null) {
if (!((AbstractNode) obj).isGranted(Permission.write, getWebSocket().getSecurityContext())) {
getWebSocket()
.send(MessageBuilder.status().message("No write permission").code(400).build(), true);
logger.warn(
"No write permission for {} on {}",
new Object[] {getWebSocket().getCurrentUser().toString(), obj.toString()});
return;
}
}
if (obj == null) {
// No node? Try to find relationship
obj = getRelationship(webSocketData.getId());
}
GraphObject objToRemove = getNode(idToRemove);
if (obj != null && objToRemove != null) {
try {
PropertyKey key =
StructrApp.getConfiguration().getPropertyKeyForJSONName(obj.getClass(), keyString);
if (key != null) {
List collection = (List) obj.getProperty(key);
collection.remove(objToRemove);
obj.setProperties(obj.getSecurityContext(), new PropertyMap(key, collection));
if (obj instanceof NodeInterface) {
TransactionCommand.registerNodeCallback((NodeInterface) obj, callback);
} else if (obj instanceof RelationshipInterface) {
TransactionCommand.registerRelCallback((RelationshipInterface) obj, callback);
}
}
} catch (FrameworkException ex) {
logger.error("Unable to set properties: {}", ((FrameworkException) ex).toString());
getWebSocket().send(MessageBuilder.status().code(400).build(), true);
}
} else {
logger.warn("Graph object with uuid {} not found.", webSocketData.getId());
getWebSocket().send(MessageBuilder.status().code(404).build(), true);
}
}
