io.netty.channel.group.ChannelMatcher Maven / Gradle / Ivy
/*
* Copyright 2013 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.group;
import io.netty.channel.Channel;
/**
* Allows to only match some {@link Channel}'s for operations in {@link ChannelGroup}.
*
* {@link ChannelMatchers} provide you with helper methods for usual needed implementations.
*/
public interface ChannelMatcher {
/**
* Returns {@code true} if the operation should be also executed on the given {@link Channel}.
*/
boolean matches(Channel channel);
}