spring-batch SkipWrapper 源码
spring-batch SkipWrapper 代码
文件路径：/spring-batch-core/src/main/java/org/springframework/batch/core/step/item/SkipWrapper.java
/*
* Copyright 2006-2018 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.item;
import org.springframework.lang.Nullable;
/**
* Wrapper for an item and its exception if it failed processing.
*
* @author Dave Syer
* @author Mahmoud Ben Hassine
*
*/
public class SkipWrapper<T> {
final private Throwable exception;
final private T item;
/**
* @param item the item being wrapped.
*/
public SkipWrapper(T item) {
this(item, null);
}
/**
* @param e instance of {@link Throwable} that being wrapped.
*/
public SkipWrapper(Throwable e) {
this(null, e);
}
public SkipWrapper(T item, @Nullable Throwable e) {
this.item = item;
this.exception = e;
}
/**
* Public getter for the exception.
* @return the exception
*/
@Nullable
public Throwable getException() {
return exception;
}
/**
* Public getter for the item.
* @return the item
*/
public T getItem() {
return item;
}
@Override
public String toString() {
return String.format("[exception=%s, item=%s]", exception, item);
}
}
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