/*************************************************************************
* Copyright 2009-2014 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
************************************************************************/
package com.eucalyptus.cloudformation.workflow.steps;
import com.amazonaws.services.simpleworkflow.flow.interceptors.ExponentialRetryPolicy;
import com.amazonaws.services.simpleworkflow.flow.interceptors.RetryPolicy;
import com.eucalyptus.cloudformation.workflow.NotAResourceFailureException;
import com.google.common.collect.Lists;
import java.util.Collection;
/**
* Created by ethomas on 10/2/14.
*/
public class StandardResourceRetryPolicy {
private Integer retryExpirationIntervalSeconds;
public StandardResourceRetryPolicy(Integer retryExpirationIntervalSeconds) {
this.retryExpirationIntervalSeconds = retryExpirationIntervalSeconds;
}
public RetryPolicy getPolicy() {
Collection<Class<? extends Throwable>> exceptionList = Lists.newArrayList();
exceptionList.add(NotAResourceFailureException.class);
ExponentialRetryPolicy retryPolicy = new ExponentialRetryPolicy(1L).withExceptionsToRetry(exceptionList);
if (retryExpirationIntervalSeconds != null && retryExpirationIntervalSeconds > 0) {
retryPolicy.setRetryExpirationIntervalSeconds(retryExpirationIntervalSeconds);
}
// TODO: maybe I should let max interval not be too bad
retryPolicy.setMaximumRetryIntervalSeconds(30L);
return retryPolicy;
}
}