io.netty.channel.ChannelException 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:
*
* 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;
import io.netty.util.internal.PlatformDependent;
import io.netty.util.internal.SuppressJava6Requirement;
import io.netty.util.internal.ThrowableUtil;
import io.netty.util.internal.UnstableApi;
/**
* A {@link RuntimeException} which is thrown when an I/O operation fails.
*/
public class ChannelException extends RuntimeException {
private static final long serialVersionUID = 2908618315971075004L;
/**
* Creates a new exception.
*/
public ChannelException() {
}
/**
* Creates a new exception.
*/
public ChannelException(String message, Throwable cause) {
super(message, cause);
}
/**
* Creates a new exception.
*/
public ChannelException(String message) {
super(message);
}
/**
* Creates a new exception.
*/
public ChannelException(Throwable cause) {
super(cause);
}
@UnstableApi
@SuppressJava6Requirement(reason = "uses Java 7+ RuntimeException.(String, Throwable, boolean, boolean)" +
" but is guarded by version checks")
protected ChannelException(String message, Throwable cause, boolean shared) {
super(message, cause, false, true);
assert shared;
}
static ChannelException newStatic(String message, Class clazz, String method) {
ChannelException exception;
if (PlatformDependent.javaVersion() >= 7) {
exception = new StacklessChannelException(message, null, true);
} else {
exception = new StacklessChannelException(message, null);
}
return ThrowableUtil.unknownStackTrace(exception, clazz, method);
}
private static final class StacklessChannelException extends ChannelException {
private static final long serialVersionUID = -6384642137753538579L;
StacklessChannelException(String message, Throwable cause) {
super(message, cause);
}
StacklessChannelException(String message, Throwable cause, boolean shared) {
super(message, cause, shared);
}
// Override fillInStackTrace() so we not populate the backtrace via a native call and so leak the
// Classloader.
@Override
public Throwable fillInStackTrace() {
return this;
}
}
}