org.jboss.netty.channel.DefaultWriteCompletionEvent 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:
*
* 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 org.jboss.netty.channel;
import static org.jboss.netty.channel.Channels.*;
/**
* The default {@link WriteCompletionEvent} implementation.
*/
public class DefaultWriteCompletionEvent implements WriteCompletionEvent {
private final Channel channel;
private final long writtenAmount;
/**
* Creates a new instance.
*/
public DefaultWriteCompletionEvent(Channel channel, long writtenAmount) {
if (channel == null) {
throw new NullPointerException("channel");
}
if (writtenAmount <= 0) {
throw new IllegalArgumentException(
"writtenAmount must be a positive integer: " + writtenAmount);
}
this.channel = channel;
this.writtenAmount = writtenAmount;
}
public Channel getChannel() {
return channel;
}
public ChannelFuture getFuture() {
return succeededFuture(getChannel());
}
public long getWrittenAmount() {
return writtenAmount;
}
@Override
public String toString() {
String channelString = getChannel().toString();
StringBuilder buf = new StringBuilder(channelString.length() + 32);
buf.append(channelString);
buf.append(" WRITTEN_AMOUNT: ");
buf.append(getWrittenAmount());
return buf.toString();
}
}