/**
* Copyright (C) 2010-2017 Structr GmbH
*
* This file is part of Structr <http://structr.org>.
*
* Structr is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* Structr is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Structr. If not, see <http://www.gnu.org/licenses/>.
*/
package org.structr.websocket.command.dom;
import java.util.*;
import org.structr.common.PropertyView;
import org.structr.core.GraphObject;
import org.structr.web.entity.dom.DOMNode;
import org.structr.websocket.StructrWebSocket;
import org.structr.websocket.command.AbstractCommand;
import org.structr.websocket.message.WebSocketMessage;
//~--- classes ----------------------------------------------------------------
/**
* Websocket command to return the children of the given DOM node
*
*
*/
public class DOMNodeChildrenCommand extends AbstractCommand {
static {
StructrWebSocket.addCommand(DOMNodeChildrenCommand.class);
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final DOMNode node = getDOMNode(webSocketData.getId());
if (node == null) {
return;
}
final List<GraphObject> result = new LinkedList<>();
DOMNode currentNode = (DOMNode) node.getFirstChild();
while (currentNode != null) {
result.add(currentNode);
currentNode = (DOMNode) currentNode.getNextSibling();
}
webSocketData.setView(PropertyView.Ui);
webSocketData.setResult(result);
// send only over local connection
getWebSocket().send(webSocketData, true);
}
//~--- get methods ----------------------------------------------------
@Override
public String getCommand() {
return "DOM_NODE_CHILDREN";
}
}