org.apache.hadoop.fs.impl.WrappedIOException Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.hadoop.fs.impl;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.util.concurrent.ExecutionException;
import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* A wrapper for an IOException which
* {@link FutureIOSupport#raiseInnerCause(ExecutionException)} knows to
* always extract the exception.
*
* The constructor signature guarantees the cause will be an IOException,
* and as it checks for a null-argument, non-null.
* @deprecated use the {@code UncheckedIOException}.
*/
@Deprecated
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class WrappedIOException extends UncheckedIOException {
private static final long serialVersionUID = 2510210974235779294L;
/**
* Construct from a non-null IOException.
* @param cause inner cause
* @throws NullPointerException if the cause is null.
*/
public WrappedIOException(final IOException cause) {
super(Preconditions.checkNotNull(cause));
}
@Override
public synchronized IOException getCause() {
return (IOException) super.getCause();
}
}