io.micronaut.http.netty.channel.converters.KQueueChannelOptionFactory Maven / Gradle / Ivy
/*
* Copyright 2017-2020 original authors
*
* 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
*
* https://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 io.micronaut.http.netty.channel.converters;
import io.micronaut.context.annotation.Prototype;
import io.micronaut.context.annotation.Requires;
import io.micronaut.context.env.Environment;
import io.micronaut.core.annotation.Internal;
import io.micronaut.core.convert.MutableConversionService;
import io.micronaut.core.convert.TypeConverterRegistrar;
import io.micronaut.http.netty.channel.KQueueAvailabilityCondition;
import io.netty.channel.ChannelOption;
import io.netty.channel.kqueue.AcceptFilter;
import io.netty.channel.kqueue.KQueue;
import io.netty.channel.kqueue.KQueueChannelOption;
import io.netty.channel.unix.UnixChannelOption;
import java.util.Map;
import java.util.Optional;
/**
* Creates channel options.
* @author croudet
*/
@Internal
@Prototype
@Requires(classes = KQueue.class, condition = KQueueAvailabilityCondition.class)
public class KQueueChannelOptionFactory implements ChannelOptionFactory, TypeConverterRegistrar {
static {
// force loading the class for the channelOption to work
KQueueChannelOption.SO_ACCEPTFILTER.name();
}
@Override
public ChannelOption channelOption(String name) {
return DefaultChannelOptionFactory.channelOption(name, KQueueChannelOption.class, UnixChannelOption.class);
}
@Override
public Object convertValue(ChannelOption option, Object value, Environment env) {
return DefaultChannelOptionFactory.convertValue(option, KQueueChannelOption.class, value, env);
}
@Override
public void register(MutableConversionService conversionService) {
conversionService.addConverter(
Map.class,
AcceptFilter.class,
(map, targetType, context) -> {
Object filterName = map.get("filterName");
Object filterArgs = map.get("filterArgs");
if (filterName != null && filterArgs != null) {
return Optional.of(new AcceptFilter(filterName.toString(), filterArgs.toString()));
}
return Optional.empty();
}
);
}
}