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Cassandra support for Spring Data
/*
* Copyright 2013-2018 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
*
* http://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.cassandra.repository.config;
import java.lang.annotation.Annotation;
import java.util.Collection;
import java.util.Collections;
import java.util.Optional;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.data.cassandra.config.DefaultBeanNames;
import org.springframework.data.cassandra.core.mapping.Table;
import org.springframework.data.cassandra.repository.CassandraRepository;
import org.springframework.data.cassandra.repository.support.CassandraRepositoryFactoryBean;
import org.springframework.data.repository.config.AnnotationRepositoryConfigurationSource;
import org.springframework.data.repository.config.RepositoryConfigurationExtension;
import org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport;
import org.springframework.data.repository.config.XmlRepositoryConfigurationSource;
import org.springframework.data.repository.core.RepositoryMetadata;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* {@link RepositoryConfigurationExtension} for Cassandra.
*
* @author Alex Shvid
* @author Mark Paluch
* @author Christoph Strobl
* @author Mateusz Szymczak
*/
public class CassandraRepositoryConfigurationExtension extends RepositoryConfigurationExtensionSupport {
private static final String CASSANDRA_TEMPLATE_REF = "cassandra-template-ref";
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#getModuleName()
*/
@Override
public String getModuleName() {
return "Cassandra";
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#getModulePrefix()
*/
@Override
protected String getModulePrefix() {
return "cassandra";
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtension#getRepositoryFactoryClassName()
*/
@Override
public String getRepositoryFactoryBeanClassName() {
return CassandraRepositoryFactoryBean.class.getName();
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#postProcess(org.springframework.beans.factory.support.BeanDefinitionBuilder, org.springframework.data.repository.config.XmlRepositoryConfigurationSource)
*/
@Override
public void postProcess(BeanDefinitionBuilder builder, XmlRepositoryConfigurationSource config) {
Element element = config.getElement();
String cassandraTemplateRef = Optional.ofNullable(element.getAttribute(CASSANDRA_TEMPLATE_REF)) //
.filter(StringUtils::hasText) //
.orElse(DefaultBeanNames.DATA_TEMPLATE);
builder.addPropertyReference("cassandraTemplate", cassandraTemplateRef);
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#postProcess(org.springframework.beans.factory.support.BeanDefinitionBuilder, org.springframework.data.repository.config.AnnotationRepositoryConfigurationSource)
*/
@Override
public void postProcess(BeanDefinitionBuilder builder, AnnotationRepositoryConfigurationSource config) {
String cassandraTemplateRef = config.getAttributes().getString("cassandraTemplateRef");
if (StringUtils.hasText(cassandraTemplateRef)) {
builder.addPropertyReference("cassandraTemplate", cassandraTemplateRef);
}
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#getIdentifyingAnnotations()
*/
@Override
protected Collection> getIdentifyingAnnotations() {
return Collections.singleton(Table.class);
}
/* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#getIdentifyingTypes()
*/
@Override
protected Collection> getIdentifyingTypes() {
return Collections.singleton(CassandraRepository.class);
}
/*
* (non-Javadoc)
* @see org.springframework.data.repository.config.RepositoryConfigurationExtensionSupport#useRepositoryConfiguration(org.springframework.data.repository.core.RepositoryMetadata)
*/
@Override
protected boolean useRepositoryConfiguration(RepositoryMetadata metadata) {
return !metadata.isReactiveRepository();
}
}