/*
* Copyright 2017 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.handler.ssl;
import io.netty.util.internal.
ObjectUtil;
public abstract class
SslCompletionEvent {
private final
Throwable cause;
SslCompletionEvent() {
cause = null;
}
SslCompletionEvent(
Throwable cause) {
this.
cause =
ObjectUtil.
checkNotNull(
cause, "cause");
}
/**
* Return {@code true} if the completion was successful
*/
public final boolean
isSuccess() {
return
cause == null;
}
/**
* Return the {@link Throwable} if {@link #isSuccess()} returns {@code false}
* and so the completion failed.
*/
public final
Throwable cause() {
return
cause;
}
@
Override
public
String toString() {
final
Throwable cause =
cause();
return
cause == null?
getClass().
getSimpleName() + "(SUCCESS)" :
getClass().
getSimpleName() + '(' +
cause + ')';
}
}