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/*
* Copyright 2022 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.channel.Channel;
import io.netty.handler.codec.http.FullHttpResponse;
import org.traccar.BasePipelineFactory;
import org.traccar.BaseProtocolDecoder;
import org.traccar.Protocol;
import javax.json.Json;
import javax.json.JsonObject;
import java.io.StringReader;
import java.net.SocketAddress;
import java.nio.charset.StandardCharsets;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.TimeZone;
public class OrbcommProtocolDecoder extends BaseProtocolDecoder {
public OrbcommProtocolDecoder(Protocol protocol) {
super(protocol);
}
@Override
protected Object decode(
Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
FullHttpResponse response = (FullHttpResponse) msg;
String content = response.content().toString(StandardCharsets.UTF_8);
JsonObject json = Json.createReader(new StringReader(content)).readObject();
if (channel != null) {
OrbcommProtocolPoller poller =
BasePipelineFactory.getHandler(channel.pipeline(), OrbcommProtocolPoller.class);
if (poller != null) {
DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
dateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
poller.setStartTime(dateFormat.parse(json.getString("NextStartUTC")));
}
}
return null;
}
}
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