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/*
* Copyright 2019 - 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.handler;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import org.traccar.BaseProtocolDecoder;
import org.traccar.Context;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import org.traccar.model.Position;
import javax.inject.Inject;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
@ChannelHandler.Sharable
public class TimeHandler extends ChannelInboundHandlerAdapter {
private final boolean enabled;
private final boolean useServerTime;
private final Set<String> protocols;
@Inject
public TimeHandler(Config config) {
enabled = config.hasKey(Keys.TIME_OVERRIDE);
if (enabled) {
useServerTime = config.getString(Keys.TIME_OVERRIDE).equalsIgnoreCase("serverTime");
} else {
useServerTime = false;
}
String protocolList = Context.getConfig().getString(Keys.TIME_PROTOCOLS);
if (protocolList != null) {
protocols = new HashSet<>(Arrays.asList(protocolList.split("[, ]")));
} else {
protocols = null;
}
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
if (enabled && msg instanceof Position && (protocols == null
|| protocols.contains(ctx.pipeline().get(BaseProtocolDecoder.class).getProtocolName()))) {
Position position = (Position) msg;
if (useServerTime) {
position.setDeviceTime(position.getServerTime());
position.setFixTime(position.getServerTime());
} else {
position.setFixTime(position.getDeviceTime());
}
}
ctx.fireChannelRead(msg);
}
}
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