org.springframework.batch.core.step.skip.SkipPolicy Maven / Gradle / Ivy
/*
* Copyright 2006-2019 the original author or authors.
*
* 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
*
* 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 org.springframework.batch.core.step.skip;
/**
* Policy for determining whether or not some processing should be skipped.
*
* @author Lucas Ward
* @author Dave Syer
* @author Mahmoud Ben Hassine
*/
public interface SkipPolicy {
/**
* Returns true or false, indicating whether or not processing should
* continue with the given throwable. Clients may use
* {@code skipCount<0} to probe for exception types that are skippable,
* so implementations should be able to handle gracefully the case where
* {@code skipCount<0}. Implementations should avoid throwing any
* undeclared exceptions.
*
* @param t exception encountered while processing
* @param skipCount currently running count of skips
* @return true if processing should continue, false otherwise.
* @throws SkipLimitExceededException if a limit is breached
* @throws IllegalArgumentException if the exception is null
*/
boolean shouldSkip(Throwable t, int skipCount) throws SkipLimitExceededException;
}