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/*
* Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar.http;
import java.io.IOException;
import java.sql.SQLException;
import java.text.ParseException;
import javax.json.Json;
import javax.json.JsonObject;
import javax.json.JsonObjectBuilder;
import javax.json.JsonReader;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.traccar.Context;
import org.traccar.helper.Log;
import org.traccar.model.Device;
public class DeviceServlet extends HttpServlet {
@Override
protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String command = req.getPathInfo();
if (command == null) {
resp.sendError(HttpServletResponse.SC_BAD_REQUEST);
} else if (command.equals("/get")) {
get(req, resp);
} else if (command.equals("/add")) {
add(req, resp);
} else if (command.equals("/update")) {
update(req, resp);
} else if (command.equals("/remove")) {
remove(req, resp);
} else {
resp.sendError(HttpServletResponse.SC_BAD_REQUEST);
}
}
private void get(HttpServletRequest req, HttpServletResponse resp) throws IOException {
long userId = (Long) req.getSession().getAttribute(MainServlet.USER_ID);
JsonObjectBuilder result = Json.createObjectBuilder();
try {
result.add("success", true);
result.add("data", Context.getDataManager().getDevices(userId));
} catch(SQLException error) {
result.add("success", false);
result.add("error", error.getMessage());
}
resp.getWriter().println(result.build().toString());
}
private void add(HttpServletRequest req, HttpServletResponse resp) throws IOException {
long userId = (Long) req.getSession().getAttribute(MainServlet.USER_ID);
JsonReader jsonReader = Json.createReader(req.getReader());
JsonObject jsonObject = jsonReader.readObject();
Device device = new Device();
try {
device.fromJson(jsonObject);
} catch (ParseException error) {
Log.warning(error);
}
JsonObjectBuilder result = Json.createObjectBuilder();
try {
result.add("success", true);
Context.getDataManager().addDevice(device);
Context.getDataManager().linkDevice(userId, device.getId());
} catch(SQLException error) {
result.add("success", false);
result.add("error", error.getMessage());
}
resp.getWriter().println(result.build().toString());
}
private void update(HttpServletRequest req, HttpServletResponse resp) throws IOException {
JsonReader jsonReader = Json.createReader(req.getReader());
JsonObject jsonObject = jsonReader.readObject();
Device device = new Device();
try {
device.fromJson(jsonObject);
} catch (ParseException error) {
Log.warning(error);
}
JsonObjectBuilder result = Json.createObjectBuilder();
try {
result.add("success", true);
Context.getDataManager().updateDevice(device);
} catch(SQLException error) {
result.add("success", false);
result.add("error", error.getMessage());
}
resp.getWriter().println(result.build().toString());
}
private void remove(HttpServletRequest req, HttpServletResponse resp) throws IOException {
JsonReader jsonReader = Json.createReader(req.getReader());
JsonObject jsonObject = jsonReader.readObject();
Device device = new Device();
try {
device.fromJson(jsonObject);
} catch (ParseException error) {
Log.warning(error);
}
JsonObjectBuilder result = Json.createObjectBuilder();
try {
result.add("success", true);
Context.getDataManager().removeDevice(device);
} catch(SQLException error) {
result.add("success", false);
result.add("error", error.getMessage());
}
resp.getWriter().println(result.build().toString());
}
}
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