package org.springframework.roo.addon.layers.repository.jpa;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.springframework.roo.classpath.TypeLocationService;
import org.springframework.roo.classpath.details.ClassOrInterfaceTypeDetails;
import org.springframework.roo.classpath.details.DefaultPhysicalTypeMetadata;
import org.springframework.roo.model.JavaType;
import org.springframework.roo.model.RooJavaType;
/**
* The {@link RepositoryJpaLocator} implementation.
*
* @author Stefan Schmidt
* @author Andrew Swan
* @since 1.2.0
*/
@Component
@Service
public class RepositoryJpaLocatorImpl implements RepositoryJpaLocator {
private final Map<JavaType, Set<ClassOrInterfaceTypeDetails>> cacheMap = new HashMap<JavaType, Set<ClassOrInterfaceTypeDetails>>();
@Reference private TypeLocationService typeLocationService;
public Collection<ClassOrInterfaceTypeDetails> getRepositories(
final JavaType domainType) {
if (!cacheMap.containsKey(domainType)) {
cacheMap.put(domainType, new HashSet<ClassOrInterfaceTypeDetails>());
}
final Set<ClassOrInterfaceTypeDetails> existing = cacheMap
.get(domainType);
final Set<ClassOrInterfaceTypeDetails> located = typeLocationService
.findClassesOrInterfaceDetailsWithAnnotation(RooJavaType.ROO_REPOSITORY_JPA);
if (existing.containsAll(located)) {
return existing;
}
final Map<String, ClassOrInterfaceTypeDetails> toReturn = new HashMap<String, ClassOrInterfaceTypeDetails>();
for (final ClassOrInterfaceTypeDetails cid : located) {
final RepositoryJpaAnnotationValues annotationValues = new RepositoryJpaAnnotationValues(
new DefaultPhysicalTypeMetadata(
cid.getDeclaredByMetadataId(),
typeLocationService
.getPhysicalTypeCanonicalPath(cid
.getDeclaredByMetadataId()), cid));
if (annotationValues.getDomainType() != null
&& annotationValues.getDomainType().equals(domainType)) {
toReturn.put(cid.getDeclaredByMetadataId(), cid);
}
}
return toReturn.values();
}
}