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SimpleSolrPersistentEntity.java
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SimpleSolrPersistentEntity.java
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/*
* Copyright (C) 2012 sol-dock-r 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 at.pagu.soldockr.core.mapping;
import java.util.Locale;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.expression.BeanFactoryAccessor;
import org.springframework.context.expression.BeanFactoryResolver;
import org.springframework.data.mapping.model.BasicPersistentEntity;
import org.springframework.data.util.TypeInformation;
import org.springframework.expression.spel.support.StandardEvaluationContext;
import org.springframework.util.StringUtils;
/**
* Solr specific {@link PersistentEntity} implementation holding eg. name of solr core
*
* @param <T>
* @author Christoph Strobl
*/
public class SimpleSolrPersistentEntity<T> extends BasicPersistentEntity<T, SolrPersistentProperty> implements SolrPersistentEntity<T>, ApplicationContextAware {
private final StandardEvaluationContext context;
private String solrCoreName;
public SimpleSolrPersistentEntity(TypeInformation<T> typeInformation) {
super(typeInformation);
this.context = new StandardEvaluationContext();
this.solrCoreName = derivateSolrCoreNameFromClass(typeInformation.getType());
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
context.addPropertyAccessor(new BeanFactoryAccessor());
context.setBeanResolver(new BeanFactoryResolver(applicationContext));
context.setRootObject(applicationContext);
}
private String derivateSolrCoreNameFromClass(Class<?> clazz) {
String derivativeSolrCoreName = clazz.getSimpleName().toLowerCase(Locale.ENGLISH);
if (clazz.isAnnotationPresent(SolrDocument.class)) {
SolrDocument solrDocument = clazz.getAnnotation(SolrDocument.class);
if (StringUtils.hasText(solrDocument.solrCoreName())) {
derivativeSolrCoreName = solrDocument.solrCoreName();
}
}
return derivativeSolrCoreName;
}
@Override
public String getSolrCoreName() {
return this.solrCoreName;
}
}