io.netty.channel.socket.nio.ProtocolFamilyConverter Maven / Gradle / Ivy
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you 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.netty.channel.socket.nio;
import io.netty.channel.socket.InternetProtocolFamily;
import io.netty.util.internal.SuppressJava6Requirement;
import java.net.ProtocolFamily;
import java.net.StandardProtocolFamily;
/**
* Helper class which convert the {@link InternetProtocolFamily}.
*/
final class ProtocolFamilyConverter {
private ProtocolFamilyConverter() {
// Utility class
}
/**
* Convert the {@link InternetProtocolFamily}. This MUST only be called on jdk version >= 7.
*/
@SuppressJava6Requirement(reason = "Usage guarded by java version check")
public static ProtocolFamily convert(InternetProtocolFamily family) {
switch (family) {
case IPv4:
return StandardProtocolFamily.INET;
case IPv6:
return StandardProtocolFamily.INET6;
default:
throw new IllegalArgumentException();
}
}
}