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/*
* Copyright 2016 Gabor Somogyi (gabor.g.somogyi@gmail.com)
* Copyright 2016 - 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.Context;
import org.traccar.StringProtocolEncoder;
import org.traccar.model.Command;
import org.traccar.Protocol;
import java.util.Date;
public class H02ProtocolEncoder extends StringProtocolEncoder {
private static final String MARKER = "HQ";
public H02ProtocolEncoder(Protocol protocol) {
super(protocol);
}
private Object formatCommand(Date time, String uniqueId, String type, String... params) {
StringBuilder result = new StringBuilder(
String.format("*%s,%s,%s,%4$tH%4$tM%4$tS", MARKER, uniqueId, type, time));
for (String param : params) {
result.append(",").append(param);
}
result.append("#");
return result.toString();
}
protected Object encodeCommand(Command command, Date time) {
String uniqueId = getUniqueId(command.getDeviceId());
switch (command.getType()) {
case Command.TYPE_ALARM_ARM:
return formatCommand(time, uniqueId, "SCF", "0", "0");
case Command.TYPE_ALARM_DISARM:
return formatCommand(time, uniqueId, "SCF", "1", "1");
case Command.TYPE_ENGINE_STOP:
return formatCommand(time, uniqueId, "S20", "1", "1");
case Command.TYPE_ENGINE_RESUME:
return formatCommand(time, uniqueId, "S20", "1", "0");
case Command.TYPE_POSITION_PERIODIC:
String frequency = command.getAttributes().get(Command.KEY_FREQUENCY).toString();
if (Context.getIdentityManager().lookupAttributeBoolean(
command.getDeviceId(), "h02.alternative", false, false, true)) {
return formatCommand(time, uniqueId, "D1", frequency);
} else {
return formatCommand(time, uniqueId, "S71", "22", frequency);
}
default:
return null;
}
}
@Override
protected Object encodeCommand(Command command) {
return encodeCommand(command, new Date());
}
}
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