/*
* Copyright 2015 JBoss Inc
*
* Licensed 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.apiman.gateway.engine.es;
/**
* Util methods.
*
* @author eric.wittmann@redhat.com
*/
public class ESUtils {
private ESUtils() {
}
/**
* Gets the root cause of an exception.
* @param e the root cause
* @return the throwable
*/
public static final Throwable rootCause(Throwable e) {
Throwable cause = e;
while (cause.getCause() != null) {
cause = e.getCause();
}
return cause;
}
}