Example usage for org.hibernate.envers.exception RevisionDoesNotExistException getDate

Introduction

In this page you can find the example usage for org.hibernate.envers.exception RevisionDoesNotExistException getDate.

Prototype

public Date getDate() 

Source Link

Usage

From source file:cz.filmtit.userspace.Session.java

License:Open Source License

/**
 * Loads previous versions of subtitle items
 *
 * @param results list of currently loaded Translation Results
 * @param date date before which the translation results to load were
 * created/*  ww  w.  j  a va  2 s  .c  om*/
 * @return returns list of old Translation Results created before given date
 */
public List<TranslationResult> loadPreviousVersions(List<TranslationResult> results, Date date) {
    AuditReader auditReader = AuditReaderFactory.get(usHibernateUtil.getSessionWithActiveTransaction());
    List<TranslationResult> tResults = new ArrayList<TranslationResult>();

    try {

        Number revisionNumber = auditReader.getRevisionNumberForDate(date);

        logger.log(Logger.Level.ERROR, revisionNumber);

        for (TranslationResult result : results) {
            List resultList = auditReader.createQuery()
                    .forRevisionsOfEntity(USTranslationResult.class, true, false)
                    .add(AuditEntity.id().eq(result.getId()))
                    .add(AuditEntity.revisionNumber().le(revisionNumber))
                    .addOrder(AuditEntity.revisionNumber().desc()).getResultList();

            if (resultList != null && !resultList.isEmpty()) {
                USTranslationResult singleResult = (USTranslationResult) resultList.get(0);
                tResults.add(singleResult.getTranslationResult());
            }
        }

    } catch (RevisionDoesNotExistException e) {
        logger.log(Logger.Level.ERROR, e.getDate() + " " + e.getRevision());
    }

    return tResults;

}

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