org.springframework.boot.autoconfigure.data.r2dbc.R2dbcDataAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2020 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.data.r2dbc;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import io.r2dbc.spi.ConnectionFactory;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnSingleCandidate;
import org.springframework.boot.autoconfigure.r2dbc.R2dbcAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.convert.CustomConversions;
import org.springframework.data.r2dbc.convert.MappingR2dbcConverter;
import org.springframework.data.r2dbc.convert.R2dbcCustomConversions;
import org.springframework.data.r2dbc.core.DatabaseClient;
import org.springframework.data.r2dbc.core.DefaultReactiveDataAccessStrategy;
import org.springframework.data.r2dbc.core.ReactiveDataAccessStrategy;
import org.springframework.data.r2dbc.dialect.DialectResolver;
import org.springframework.data.r2dbc.dialect.R2dbcDialect;
import org.springframework.data.r2dbc.mapping.R2dbcMappingContext;
import org.springframework.data.r2dbc.support.R2dbcExceptionSubclassTranslator;
import org.springframework.data.r2dbc.support.R2dbcExceptionTranslator;
import org.springframework.data.relational.core.mapping.NamingStrategy;
/**
* {@link EnableAutoConfiguration Auto-configuration} for {@link DatabaseClient}.
*
* @author Mark Paluch
* @author Oliver Drotbohm
* @since 2.3.0
*/
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(DatabaseClient.class)
@ConditionalOnMissingBean(DatabaseClient.class)
@ConditionalOnSingleCandidate(ConnectionFactory.class)
@AutoConfigureAfter(R2dbcAutoConfiguration.class)
public class R2dbcDataAutoConfiguration {
private final ConnectionFactory connectionFactory;
public R2dbcDataAutoConfiguration(ConnectionFactory connectionFactory) {
this.connectionFactory = connectionFactory;
}
@Bean
@ConditionalOnMissingBean
public DatabaseClient r2dbcDatabaseClient(ReactiveDataAccessStrategy dataAccessStrategy,
R2dbcExceptionTranslator exceptionTranslator) {
return DatabaseClient.builder().connectionFactory(this.connectionFactory).dataAccessStrategy(dataAccessStrategy)
.exceptionTranslator(exceptionTranslator).build();
}
@Bean
@ConditionalOnMissingBean
public R2dbcMappingContext r2dbcMappingContext(ObjectProvider namingStrategy,
R2dbcCustomConversions r2dbcCustomConversions) {
R2dbcMappingContext relationalMappingContext = new R2dbcMappingContext(
namingStrategy.getIfAvailable(() -> NamingStrategy.INSTANCE));
relationalMappingContext.setSimpleTypeHolder(r2dbcCustomConversions.getSimpleTypeHolder());
return relationalMappingContext;
}
@Bean
@ConditionalOnMissingBean
public ReactiveDataAccessStrategy reactiveDataAccessStrategy(R2dbcMappingContext mappingContext,
R2dbcCustomConversions r2dbcCustomConversions) {
MappingR2dbcConverter converter = new MappingR2dbcConverter(mappingContext, r2dbcCustomConversions);
return new DefaultReactiveDataAccessStrategy(DialectResolver.getDialect(this.connectionFactory), converter);
}
@Bean
@ConditionalOnMissingBean
public R2dbcCustomConversions r2dbcCustomConversions() {
R2dbcDialect dialect = DialectResolver.getDialect(this.connectionFactory);
List