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/*
* Copyright 2015 Irving Gonzalez
* Copyright 2015 - 2019 Anton Tananaev (anton@traccar.org)
*
* 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.protocol;
import org.traccar.StringProtocolEncoder;
import org.traccar.model.Command;
import org.traccar.Protocol;
import org.traccar.helper.Checksum;
public class TotemProtocolEncoder extends StringProtocolEncoder {
public TotemProtocolEncoder(Protocol protocol) {
super(protocol);
}
public static String formatContent(Command command) {
switch (command.getType()) {
case Command.TYPE_CUSTOM:
return String.format("%s,%s",
command.getAttributes().get(Command.KEY_DEVICE_PASSWORD),
command.getAttributes().get(Command.KEY_DATA)
);
case Command.TYPE_REBOOT_DEVICE:
return String.format("%s,006", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
case Command.TYPE_FACTORY_RESET:
return String.format("%s,007", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
case Command.TYPE_GET_VERSION:
return String.format("%s,056", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
case Command.TYPE_POSITION_SINGLE:
return String.format("%s,012", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
// Assuming PIN 8 (Output C) is the power wire, like manual says but it can be PIN 5,7,8
case Command.TYPE_ENGINE_STOP:
return String.format("%s,025,C,1", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
case Command.TYPE_ENGINE_RESUME:
return String.format("%s,025,C,0", command.getAttributes().get(Command.KEY_DEVICE_PASSWORD));
default:
return null;
}
}
@Override
protected Object encodeCommand(Command command) {
initDevicePassword(command, "000000");
String commandString = formatContent(command);
String builtCommand = String.format("$$%04dCF%s", 10 + commandString.getBytes().length, commandString);
return String.format("%s%02X", builtCommand, Checksum.xor(builtCommand));
}
}
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