org.apache.hadoop.service.ServiceStateException 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.service;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.classification.InterfaceStability.Evolving;
/**
* Exception that is raised on state change operations.
*/
@Public
@Evolving
public class ServiceStateException extends RuntimeException {
private static final long serialVersionUID = 1110000352259232646L;
public ServiceStateException(String message) {
super(message);
}
public ServiceStateException(String message, Throwable cause) {
super(message, cause);
}
public ServiceStateException(Throwable cause) {
super(cause);
}
/**
* Convert any exception into a {@link RuntimeException}.
* If the caught exception is already of that type, it is typecast to a
* {@link RuntimeException} and returned.
*
* All other exception types are wrapped in a new instance of
* ServiceStateException
* @param fault exception or throwable
* @return a ServiceStateException to rethrow
*/
public static RuntimeException convert(Throwable fault) {
if (fault instanceof RuntimeException) {
return (RuntimeException) fault;
} else {
return new ServiceStateException(fault);
}
}
/**
* Convert any exception into a {@link RuntimeException}.
* If the caught exception is already of that type, it is typecast to a
* {@link RuntimeException} and returned.
*
* All other exception types are wrapped in a new instance of
* ServiceStateException
* @param text text to use if a new exception is created
* @param fault exception or throwable
* @return a ServiceStateException to rethrow
*/
public static RuntimeException convert(String text, Throwable fault) {
if (fault instanceof RuntimeException) {
return (RuntimeException) fault;
} else {
return new ServiceStateException(text, fault);
}
}
}