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package org.traccar.http;
import javax.json.Json;
import javax.json.JsonObject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.traccar.Context;
import org.traccar.command.CommandType;
import org.traccar.command.GpsCommand;
import org.traccar.database.ActiveDevice;
public class CommandsServlet extends BaseServlet {
@Override
protected boolean handle(String command, HttpServletRequest req, HttpServletResponse resp) throws Exception {
switch (command) {
case "/send":
send(req, resp);
return true;
case "/raw":
sendRawCommand(req, resp);
return true;
default:
return false;
}
}
private void send(HttpServletRequest req, HttpServletResponse resp) throws Exception {
GpsCommand command = JsonConverter.<GpsCommand>enumObjectFromJson(req.getReader(), new EnumFactory(CommandType.class, "type"));
String uniqueId = command.getUniqueId();
ActiveDevice activeDevice = Context.getConnectionManager().getActiveDevice(uniqueId);
if(activeDevice == null) {
throw new RuntimeException("The device has not yet registered to the server");
}
activeDevice.sendCommand(command);
sendResponse(resp.getWriter(), JsonConverter.objectToJson(new Object()));
}
private void sendRawCommand(HttpServletRequest req, HttpServletResponse resp) throws Exception {
JsonObject json = Json.createReader(req.getReader()).readObject();
String uniqueId = json.getString("uniqueId");
ActiveDevice activeDevice = Context.getConnectionManager().getActiveDevice(uniqueId);
if(activeDevice == null) {
throw new RuntimeException("The device has not yet registered to the server");
}
String command = json.getString("command");
activeDevice.write(command);
sendResponse(resp.getWriter(), JsonConverter.objectToJson(new Object()));
}
}
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