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The Spring Batch Infrastructure is a set of low-level components, interfaces and tools for batch processing applications and optimisations.

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/*
 * Copyright 2006-2007 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;

import java.util.List;

/**
 * 

* Basic interface for generic output operations. Class implementing this * interface will be responsible for serializing objects as necessary. * Generally, it is responsibility of implementing class to decide which * technology to use for mapping and how it should be configured. *

* *

* The write method is responsible for making sure that any internal buffers are * flushed. If a transaction is active it will also usually be necessary to * discard the output on a subsequent rollback. The resource to which the writer * is sending data should normally be able to handle this itself. *

* * @author Dave Syer * @author Lucas Ward */ public interface ItemWriter { /** * Process the supplied data element. Will not be called with any null items * in normal operation. * * @param items items to be written * @throws Exception if there are errors. The framework will catch the * exception and convert or rethrow it as appropriate. */ void write(List items) throws Exception; }




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