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/*
* 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;
public class Gps103ProtocolEncoder extends StringProtocolEncoder implements StringProtocolEncoder.ValueFormatter {
public Gps103ProtocolEncoder(Protocol protocol) {
super(protocol);
}
@Override
public String formatValue(String key, Object value) {
if (key.equals(Command.KEY_FREQUENCY)) {
long frequency = ((Number) value).longValue();
if (frequency / 60 / 60 > 0) {
return String.format("%02dh", frequency / 60 / 60);
} else if (frequency / 60 > 0) {
return String.format("%02dm", frequency / 60);
} else {
return String.format("%02ds", frequency);
}
}
return null;
}
@Override
protected Object encodeCommand(Command command) {
switch (command.getType()) {
case Command.TYPE_CUSTOM:
return formatCommand(command, "**,imei:%s,%s", Command.KEY_UNIQUE_ID, Command.KEY_DATA);
case Command.TYPE_POSITION_STOP:
return formatCommand(command, "**,imei:%s,D", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_SINGLE:
return formatCommand(command, "**,imei:%s,B", Command.KEY_UNIQUE_ID);
case Command.TYPE_POSITION_PERIODIC:
return formatCommand(
command, "**,imei:%s,C,%s", this, Command.KEY_UNIQUE_ID, Command.KEY_FREQUENCY);
case Command.TYPE_ENGINE_STOP:
return formatCommand(command, "**,imei:%s,J", Command.KEY_UNIQUE_ID);
case Command.TYPE_ENGINE_RESUME:
return formatCommand(command, "**,imei:%s,K", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_ARM:
return formatCommand(command, "**,imei:%s,L", Command.KEY_UNIQUE_ID);
case Command.TYPE_ALARM_DISARM:
return formatCommand(command, "**,imei:%s,M", Command.KEY_UNIQUE_ID);
case Command.TYPE_REQUEST_PHOTO:
return formatCommand(command, "**,imei:%s,160", Command.KEY_UNIQUE_ID);
default:
return null;
}
}
}
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