io.netty.channel.DefaultChannelHandlerContext Maven / Gradle / Ivy
/*
* Copyright 2014 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:
*
* 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 io.netty.channel;
import io.netty.util.concurrent.EventExecutor;
final class DefaultChannelHandlerContext extends AbstractChannelHandlerContext {
private final ChannelHandler handler;
DefaultChannelHandlerContext(
DefaultChannelPipeline pipeline, EventExecutor executor, String name, ChannelHandler handler) {
super(pipeline, executor, name, isInbound(handler), isOutbound(handler));
if (handler == null) {
throw new NullPointerException("handler");
}
this.handler = handler;
}
@Override
public ChannelHandler handler() {
return handler;
}
private static boolean isInbound(ChannelHandler handler) {
return handler instanceof ChannelInboundHandler;
}
private static boolean isOutbound(ChannelHandler handler) {
return handler instanceof ChannelOutboundHandler;
}
}