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/*
* Copyright 2016 - 2022 Anton Tananaev (anton@traccar.org)
* Copyright 2016 - 2017 Andrey Kunitsyn (andrey@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 org.traccar.BaseDataHandler;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import org.traccar.helper.model.AttributeUtil;
import org.traccar.model.Position;
import org.traccar.session.cache.CacheManager;
import javax.inject.Inject;
@ChannelHandler.Sharable
public class CopyAttributesHandler extends BaseDataHandler {
private final boolean enabled;
private final CacheManager cacheManager;
@Inject
public CopyAttributesHandler(Config config, CacheManager cacheManager) {
enabled = config.getBoolean(Keys.PROCESSING_COPY_ATTRIBUTES_ENABLE);
this.cacheManager = cacheManager;
}
@Override
protected Position handlePosition(Position position) {
if (enabled) {
String attributesString = AttributeUtil.lookup(
cacheManager, Keys.PROCESSING_COPY_ATTRIBUTES, position.getDeviceId());
Position last = cacheManager.getPosition(position.getDeviceId());
if (last != null && attributesString != null) {
for (String attribute : attributesString.split("[ ,]")) {
if (last.getAttributes().containsKey(attribute)
&& !position.getAttributes().containsKey(attribute)) {
position.getAttributes().put(attribute, last.getAttributes().get(attribute));
}
}
}
}
return position;
}
}
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