spring-batch ItemReaderAdapter 源码
spring-batch ItemReaderAdapter 代码
文件路径：/spring-batch-infrastructure/src/main/java/org/springframework/batch/item/adapter/ItemReaderAdapter.java
/*
* 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.item.adapter;
import org.springframework.batch.item.ItemReader;
import org.springframework.lang.Nullable;
/**
* Invokes a custom method on a delegate plain old Java object which itself provides an
* item.
*
* @author Robert Kasanicky
*/
public class ItemReaderAdapter<T> extends AbstractMethodInvokingDelegator<T> implements ItemReader<T> {
/**
* @return return value of the target method.
*/
@Nullable
@Override
public T read() throws Exception {
return invokeDelegateMethod();
}
}
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