docs/docs-core/src/main/java/com/sismics/docs/core/dao/DocumentMetadataDao.java

90 lines
3.0 KiB
Java

package com.sismics.docs.core.dao;
import com.sismics.docs.core.constant.MetadataType;
import com.sismics.docs.core.dao.dto.DocumentMetadataDto;
import com.sismics.docs.core.model.jpa.DocumentMetadata;
import com.sismics.util.context.ThreadLocalContext;
import jakarta.persistence.EntityManager;
import jakarta.persistence.Query;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
/**
* Document metadata DAO.
*
* @author bgamard
*/
public class DocumentMetadataDao {
/**
* Creates a new document metadata.
*
* @param documentMetadata Document metadata
* @return New ID
*/
public String create(DocumentMetadata documentMetadata) {
// Create the UUID
documentMetadata.setId(UUID.randomUUID().toString());
// Create the document metadata
EntityManager em = ThreadLocalContext.get().getEntityManager();
em.persist(documentMetadata);
return documentMetadata.getId();
}
/**
* Updates a document metadata.
*
* @param documentMetadata Document metadata
* @return Updated document metadata
*/
public DocumentMetadata update(DocumentMetadata documentMetadata) {
EntityManager em = ThreadLocalContext.get().getEntityManager();
// Get the document metadata
Query q = em.createQuery("select u from DocumentMetadata u where u.id = :id");
q.setParameter("id", documentMetadata.getId());
DocumentMetadata documentMetadataDb = (DocumentMetadata) q.getSingleResult();
// Update the document metadata
documentMetadataDb.setValue(documentMetadata.getValue());
return documentMetadata;
}
/**
* Returns the list of all metadata values on a document.
*
* @param documentId Document ID
* @return List of metadata
*/
@SuppressWarnings("unchecked")
public List<DocumentMetadataDto> getByDocumentId(String documentId) {
EntityManager em = ThreadLocalContext.get().getEntityManager();
StringBuilder sb = new StringBuilder("select dm.DME_ID_C, dm.DME_IDDOCUMENT_C, dm.DME_IDMETADATA_C, dm.DME_VALUE_C, m.MET_TYPE_C");
sb.append(" from T_DOCUMENT_METADATA dm, T_METADATA m ");
sb.append(" where dm.DME_IDMETADATA_C = m.MET_ID_C and dm.DME_IDDOCUMENT_C = :documentId and m.MET_DELETEDATE_D is null");
// Perform the search
Query q = em.createNativeQuery(sb.toString());
q.setParameter("documentId", documentId);
List<Object[]> l = q.getResultList();
// Assemble results
List<DocumentMetadataDto> dtoList = new ArrayList<>();
for (Object[] o : l) {
int i = 0;
DocumentMetadataDto dto = new DocumentMetadataDto();
dto.setId((String) o[i++]);
dto.setDocumentId((String) o[i++]);
dto.setMetadataId((String) o[i++]);
dto.setValue((String) o[i++]);
dto.setType(MetadataType.valueOf((String) o[i]));
dtoList.add(dto);
}
return dtoList;
}
}