spring BatchConfigurerConfiguration 源码
springboot BatchConfigurerConfiguration 代码
文件路径：/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/batch/BatchConfigurerConfiguration.java
/*
* Copyright 2012-2021 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.boot.autoconfigure.batch;
import javax.sql.DataSource;
import jakarta.persistence.EntityManagerFactory;
import org.springframework.batch.core.configuration.annotation.BatchConfigurer;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.transaction.TransactionManagerCustomizers;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.PlatformTransactionManager;
/**
* Provide a {@link BatchConfigurer} according to the current environment.
*
* @author Stephane Nicoll
*/
@ConditionalOnClass(PlatformTransactionManager.class)
@ConditionalOnBean(DataSource.class)
@ConditionalOnMissingBean(BatchConfigurer.class)
@Configuration(proxyBeanMethods = false)
class BatchConfigurerConfiguration {
@Configuration(proxyBeanMethods = false)
@ConditionalOnMissingBean(name = "entityManagerFactory")
static class JdbcBatchConfiguration {
@Bean
BasicBatchConfigurer batchConfigurer(BatchProperties properties, DataSource dataSource,
@BatchDataSource ObjectProvider<DataSource> batchDataSource,
ObjectProvider<TransactionManagerCustomizers> transactionManagerCustomizers) {
return new BasicBatchConfigurer(properties, batchDataSource.getIfAvailable(() -> dataSource),
transactionManagerCustomizers.getIfAvailable());
}
}
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(EntityManagerFactory.class)
@ConditionalOnBean(name = "entityManagerFactory")
static class JpaBatchConfiguration {
@Bean
JpaBatchConfigurer batchConfigurer(BatchProperties properties, DataSource dataSource,
@BatchDataSource ObjectProvider<DataSource> batchDataSource,
ObjectProvider<TransactionManagerCustomizers> transactionManagerCustomizers,
EntityManagerFactory entityManagerFactory) {
return new JpaBatchConfigurer(properties, batchDataSource.getIfAvailable(() -> dataSource),
transactionManagerCustomizers.getIfAvailable(), entityManagerFactory);
}
}
}
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- 本文标签： Java Spring Spring Boot
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