70 lines
2.2 KiB
Java
70 lines
2.2 KiB
Java
/*
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* Copyright 2009 Red Hat, Inc.
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*
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* Red Hat licenses this file to you under the Apache License, version 2.0
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* (the "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package org.jboss.netty.channel;
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import static org.jboss.netty.channel.Channels.*;
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/**
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* The default {@link ChildChannelStateEvent} implementation.
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*
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* @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
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* @author <a href="http://gleamynode.net/">Trustin Lee</a>
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*
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* @version $Rev: 2080 $, $Date: 2010-01-26 18:04:19 +0900 (Tue, 26 Jan 2010) $
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*
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*/
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public class DefaultChildChannelStateEvent implements ChildChannelStateEvent {
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private final Channel parentChannel;
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private final Channel childChannel;
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/**
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* Creates a new instance.
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*/
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public DefaultChildChannelStateEvent(Channel parentChannel, Channel childChannel) {
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if (parentChannel == null) {
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throw new NullPointerException("parentChannel");
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}
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if (childChannel == null) {
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throw new NullPointerException("childChannel");
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}
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this.parentChannel = parentChannel;
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this.childChannel = childChannel;
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}
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public Channel getChannel() {
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return parentChannel;
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}
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public ChannelFuture getFuture() {
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return succeededFuture(getChannel());
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}
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public Channel getChildChannel() {
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return childChannel;
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}
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@Override
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public String toString() {
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String channelString = getChannel().toString();
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StringBuilder buf = new StringBuilder(channelString.length() + 32);
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buf.append(channelString);
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buf.append(getChildChannel().isOpen()? " CHILD_OPEN: " : " CHILD_CLOSED: ");
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buf.append(getChildChannel().getId());
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return buf.toString();
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}
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}
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