/*
* 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 io.netty.channel;
import io.netty.util.concurrent.
EventExecutor;
import io.netty.util.internal.
PlatformDependent;
/**
* The {@link CompleteChannelFuture} which is failed already. It is
* recommended to use {@link Channel#newFailedFuture(Throwable)}
* instead of calling the constructor of this future.
*/
final class
FailedChannelFuture extends
CompleteChannelFuture {
private final
Throwable cause;
/**
* Creates a new instance.
*
* @param channel the {@link Channel} associated with this future
* @param cause the cause of failure
*/
FailedChannelFuture(
Channel channel,
EventExecutor executor,
Throwable cause) {
super(
channel,
executor);
if (
cause == null) {
throw new
NullPointerException("cause");
}
this.
cause =
cause;
}
@
Override
public
Throwable cause() {
return
cause;
}
@
Override
public boolean
isSuccess() {
return false;
}
@
Override
public
ChannelFuture sync() {
PlatformDependent.
throwException(
cause);
return this;
}
@
Override
public
ChannelFuture syncUninterruptibly() {
PlatformDependent.
throwException(
cause);
return this;
}
}