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/*
* Copyright 2017 - 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 io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import org.traccar.BaseProtocolEncoder;
import org.traccar.Context;
import org.traccar.helper.DataConverter;
import org.traccar.model.Command;
import java.text.SimpleDateFormat;
import java.util.Date;
public class HuabaoProtocolEncoder extends BaseProtocolEncoder {
@Override
protected Object encodeCommand(Command command) {
boolean alternative = Context.getIdentityManager().lookupAttributeBoolean(
command.getDeviceId(), "huabao.alternative", false, true);
ByteBuf id = Unpooled.wrappedBuffer(
DataConverter.parseHex(getUniqueId(command.getDeviceId())));
try {
ByteBuf data = Unpooled.buffer();
byte[] time = DataConverter.parseHex(new SimpleDateFormat("yyMMddHHmmss").format(new Date()));
switch (command.getType()) {
case Command.TYPE_ENGINE_STOP:
if (alternative) {
data.writeByte(0x01);
data.writeBytes(time);
return HuabaoProtocolDecoder.formatMessage(
HuabaoProtocolDecoder.MSG_OIL_CONTROL, id, data);
} else {
data.writeByte(0xf0);
return HuabaoProtocolDecoder.formatMessage(
HuabaoProtocolDecoder.MSG_TERMINAL_CONTROL, id, data);
}
case Command.TYPE_ENGINE_RESUME:
if (alternative) {
data.writeByte(0x00);
data.writeBytes(time);
return HuabaoProtocolDecoder.formatMessage(
HuabaoProtocolDecoder.MSG_OIL_CONTROL, id, data);
} else {
data.writeByte(0xf1);
return HuabaoProtocolDecoder.formatMessage(
HuabaoProtocolDecoder.MSG_TERMINAL_CONTROL, id, data);
}
default:
return null;
}
} finally {
id.release();
}
}
}
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