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RedisRepositoryConfigurationExtension.java
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RedisRepositoryConfigurationExtension.java
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/*
* Copyright 2015-2023 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.data.redis.repository.configuration;
import java.lang.annotation.Annotation;
import java.util.Collection;
import java.util.Collections;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.data.keyvalue.repository.config.KeyValueRepositoryConfigurationExtension;
import org.springframework.data.redis.core.RedisHash;
import org.springframework.data.redis.core.RedisKeyValueAdapter;
import org.springframework.data.redis.core.RedisKeyValueAdapter.EnableKeyspaceEvents;
import org.springframework.data.redis.core.RedisKeyValueAdapter.ShadowCopy;
import org.springframework.data.redis.core.RedisKeyValueTemplate;
import org.springframework.data.redis.core.convert.MappingConfiguration;
import org.springframework.data.redis.core.convert.MappingRedisConverter;
import org.springframework.data.redis.core.convert.RedisCustomConversions;
import org.springframework.data.redis.core.mapping.RedisMappingContext;
import org.springframework.data.repository.config.RepositoryConfigurationExtension;
import org.springframework.data.repository.config.RepositoryConfigurationSource;
import org.springframework.util.StringUtils;
/**
* {@link RepositoryConfigurationExtension} for Redis.
*
* @author Christoph Strobl
* @author Mark Paluch
* @since 1.7
*/
public class RedisRepositoryConfigurationExtension extends KeyValueRepositoryConfigurationExtension {
private static final String REDIS_CONVERTER_BEAN_NAME = "redisConverter";
private static final String REDIS_REFERENCE_RESOLVER_BEAN_NAME = "redisReferenceResolver";
private static final String REDIS_ADAPTER_BEAN_NAME = "redisKeyValueAdapter";
private static final String REDIS_CUSTOM_CONVERSIONS_BEAN_NAME = "redisCustomConversions";
private static final String REDIS_MAPPING_CONFIG_BEAN_NAME = "redisMappingConfiguration";
@Override
public String getModuleName() {
return "Redis";
}
@Override
protected String getModulePrefix() {
return "redis";
}
@Override
protected String getDefaultKeyValueTemplateRef() {
return "redisKeyValueTemplate";
}
@Override
public void registerBeansForRoot(BeanDefinitionRegistry registry, RepositoryConfigurationSource configuration) {
String redisTemplateRef = configuration.getAttribute("redisTemplateRef").get();
if (!StringUtils.hasText(redisTemplateRef)) {
throw new IllegalStateException(
"@EnableRedisRepositories(redisTemplateRef = … ) must be configured to a non empty value");
}
// Mapping config
String mappingConfigBeanName = BeanDefinitionReaderUtils.uniqueBeanName(REDIS_MAPPING_CONFIG_BEAN_NAME, registry);
String indexConfigurationBeanName = BeanDefinitionReaderUtils.uniqueBeanName("redisIndexConfiguration", registry);
String keyspaceConfigurationBeanName = BeanDefinitionReaderUtils.uniqueBeanName("redisKeyspaceConfiguration",
registry);
registerIfNotAlreadyRegistered(() -> BeanDefinitionBuilder
.rootBeanDefinition(configuration.getRequiredAttribute("indexConfiguration", Class.class)) //
.setRole(BeanDefinition.ROLE_INFRASTRUCTURE) //
.getBeanDefinition(), registry, indexConfigurationBeanName, configuration.getSource());
registerIfNotAlreadyRegistered(() -> BeanDefinitionBuilder
.rootBeanDefinition(configuration.getRequiredAttribute("keyspaceConfiguration", Class.class)) //
.setRole(BeanDefinition.ROLE_INFRASTRUCTURE) //
.getBeanDefinition(), registry, keyspaceConfigurationBeanName, configuration.getSource());
registerIfNotAlreadyRegistered(
() -> createMappingConfigBeanDef(indexConfigurationBeanName, keyspaceConfigurationBeanName), registry,
mappingConfigBeanName, configuration.getSource());
registerIfNotAlreadyRegistered(() -> createRedisMappingContext(mappingConfigBeanName), registry,
MAPPING_CONTEXT_BEAN_NAME, configuration.getSource());
// Register custom conversions
registerIfNotAlreadyRegistered(() -> new RootBeanDefinition(RedisCustomConversions.class), registry,
REDIS_CUSTOM_CONVERSIONS_BEAN_NAME, configuration.getSource());
// Register referenceResolver
registerIfNotAlreadyRegistered(() -> createRedisReferenceResolverDefinition(redisTemplateRef), registry,
REDIS_REFERENCE_RESOLVER_BEAN_NAME, configuration.getSource());
// Register converter
registerIfNotAlreadyRegistered(() -> createRedisConverterDefinition(), registry, REDIS_CONVERTER_BEAN_NAME,
configuration.getSource());
registerIfNotAlreadyRegistered(() -> createRedisKeyValueAdapter(configuration), registry, REDIS_ADAPTER_BEAN_NAME,
configuration.getSource());
super.registerBeansForRoot(registry, configuration);
}
@Override
protected AbstractBeanDefinition getDefaultKeyValueTemplateBeanDefinition(
RepositoryConfigurationSource configurationSource) {
return BeanDefinitionBuilder.rootBeanDefinition(RedisKeyValueTemplate.class) //
.addConstructorArgReference(REDIS_ADAPTER_BEAN_NAME) //
.addConstructorArgReference(MAPPING_CONTEXT_BEAN_NAME) //
.getBeanDefinition();
}
@Override
protected Collection<Class<? extends Annotation>> getIdentifyingAnnotations() {
return Collections.singleton(RedisHash.class);
}
private static AbstractBeanDefinition createRedisKeyValueAdapter(RepositoryConfigurationSource configuration) {
BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(RedisKeyValueAdapter.class) //
.addConstructorArgReference(configuration.getRequiredAttribute("redisTemplateRef", String.class)) //
.addConstructorArgReference(REDIS_CONVERTER_BEAN_NAME) //
.addPropertyValue("enableKeyspaceEvents",
configuration.getRequiredAttribute("enableKeyspaceEvents", EnableKeyspaceEvents.class)) //
.addPropertyValue("keyspaceNotificationsConfigParameter",
configuration.getAttribute("keyspaceNotificationsConfigParameter", String.class).orElse("")) //
.addPropertyValue("shadowCopy", configuration.getRequiredAttribute("shadowCopy", ShadowCopy.class));
configuration.getAttribute("messageListenerContainerRef")
.ifPresent(it -> builder.addPropertyReference("messageListenerContainer", it));
return builder.getBeanDefinition();
}
private static AbstractBeanDefinition createRedisReferenceResolverDefinition(String redisTemplateRef) {
return BeanDefinitionBuilder.rootBeanDefinition("org.springframework.data.redis.core.convert.ReferenceResolverImpl") //
.addConstructorArgReference(redisTemplateRef) //
.getBeanDefinition();
}
private static AbstractBeanDefinition createRedisMappingContext(String mappingConfigRef) {
return BeanDefinitionBuilder.rootBeanDefinition(RedisMappingContext.class) //
.addConstructorArgReference(mappingConfigRef).getBeanDefinition();
}
private static AbstractBeanDefinition createMappingConfigBeanDef(String indexConfigRef, String keyspaceConfigRef) {
return BeanDefinitionBuilder.genericBeanDefinition(MappingConfiguration.class) //
.addConstructorArgReference(indexConfigRef) //
.addConstructorArgReference(keyspaceConfigRef) //
.getBeanDefinition();
}
private static AbstractBeanDefinition createRedisConverterDefinition() {
return BeanDefinitionBuilder.rootBeanDefinition(MappingRedisConverter.class) //
.addConstructorArgReference(MAPPING_CONTEXT_BEAN_NAME) //
.addPropertyReference("referenceResolver", REDIS_REFERENCE_RESOLVER_BEAN_NAME) //
.addPropertyReference("customConversions", REDIS_CUSTOM_CONVERSIONS_BEAN_NAME) //
.getBeanDefinition();
}
}