Example usage for org.springframework.data.history Revisions Revisions

Introduction

In this page you can find the example usage for org.springframework.data.history Revisions Revisions.

Prototype

private Revisions(List<? extends Revision<N, T>> revisions) 

Source Link

Document

Creates a new Revisions instance containing the given revisions.

Usage

From source file:com.wiiyaya.framework.provider.repository.revision.BaseRevisionDaoImpl.java

@SuppressWarnings("unchecked")
public Revisions<N, T> findRevisions(ID id) {

    Class<T> type = entityInformation.getJavaType();
    AuditReader reader = AuditReaderFactory.get(entityManager);
    List<? extends Number> revisionNumbers = reader.getRevisions(type, id);

    return revisionNumbers.isEmpty() ? new Revisions<N, T>(Collections.EMPTY_LIST)
            : getEntitiesForRevisions((List<N>) revisionNumbers, id, reader);
}

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From source file:com.wiiyaya.framework.provider.repository.revision.BaseRevisionDaoImpl.java

@SuppressWarnings("unchecked")
private Revisions<N, T> getEntitiesForRevisions(List<N> revisionNumbers, ID id, AuditReader reader) {

    Class<T> type = entityInformation.getJavaType();
    Map<N, T> revisions = new HashMap<N, T>(revisionNumbers.size());

    Class<?> revisionEntityClass = revisionEntityInformation.getRevisionEntityClass();
    Map<Number, Object> revisionEntities = (Map<Number, Object>) reader.findRevisions(revisionEntityClass,
            new HashSet<Number>(revisionNumbers));

    for (Number number : revisionNumbers) {
        revisions.put((N) number, reader.find(type, id, number));
    }//from w w w  .j a v a 2  s  .  c o  m

    return new Revisions<N, T>(toRevisions(revisions, revisionEntities));
}

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From source file:pl.konczak.mystartupapp.sharedkernel.enversRepository.EnversRevisionRepositoryImpl.java

/**
 * Returns the entities in the given revisions for the entitiy with the given id.
 *
 * @param revisionNumbers/*from w  w  w .j  a v  a 2 s  .  co  m*/
 * @param id
 * @param reader
 * @return
 */
@SuppressWarnings("unchecked")
private Revisions<N, T> getEntitiesForRevisions(List<N> revisionNumbers, ID id, AuditReader reader) {

    Class<T> type = entityInformation.getJavaType();
    Map<N, T> revisions = new HashMap<N, T>(revisionNumbers.size());

    Class<?> revisionEntityClass = revisionEntityInformation.getRevisionEntityClass();
    Map<Number, Object> revisionEntities = (Map<Number, Object>) reader.findRevisions(revisionEntityClass,
            new HashSet<Number>(revisionNumbers));

    for (Number number : revisionNumbers) {
        revisions.put((N) number, reader.find(type, id, number));
    }

    return new Revisions<N, T>(toRevisions(revisions, revisionEntities));
}

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From source file:org.agatom.springatom.data.hades.repo.factory.NVersionedRepositoryImpl.java

/** {@inheritDoc} */
@Override/*  www . j  a  v a 2 s.c  om*/
@SafeVarargs
@SuppressWarnings("unchecked")
public final Revisions<Long, T> findInRevisions(final Long id, final Long... revisionNumbers) {
    Preconditions.checkArgument(id != null, ERROR_MESSAGE_ID);
    Preconditions.checkArgument(revisionNumbers.length >= 1, ERROR_MESSAGE_INSUFFICIENT_REV_NUMBERS);

    if (LOGGER.isTraceEnabled()) {
        LOGGER.trace(String.format("%s(%s,%s)", "findInRevision", id, Arrays.toString(revisionNumbers)));
    }

    final Class<T> type = this.entityInformation.getJavaType();
    final AuditReader reader = AuditReaderFactory.get(this.entityManager);
    final Map<Long, T> revisions = new HashMap<>(revisionNumbers.length);
    final Class<?> revisionEntityClass = this.revisionEntityInformation.getRevisionEntityClass();
    final Map<Number, Object> revisionEntities = (Map<Number, Object>) reader.findRevisions(revisionEntityClass,
            new HashSet<Number>(Lists.newArrayList(revisionNumbers)));

    for (Number number : revisionNumbers) {
        revisions.put((Long) number, reader.find(type, id, number));
    }

    return new Revisions<>(this.toRevisions(revisions, revisionEntities));
}

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From source file:org.agatom.springatom.data.hades.repo.factory.NVersionedRepositoryImpl.java

/** {@inheritDoc} */
@Override/*from   www . jav  a  2s  .  c o  m*/
@SuppressWarnings({ "unchecked", "SuspiciousToArrayCall" })
public Revisions<Long, T> findRevisions(final Long id, final DateTime dateTime, final Operators operator) {
    final Class<T> type = this.entityInformation.getJavaType();
    final AuditReader reader = AuditReaderFactory.get(this.entityManager);
    final AuditProperty<Object> actualDate = AuditEntity.revisionProperty("timestamp");

    if (LOGGER.isTraceEnabled()) {
        LOGGER.trace(String.format("%s(%s,%s,%s)", "findRevisions", id, dateTime, operator));
    }

    AuditQuery auditQuery = reader.createQuery().forRevisionsOfEntity(type, false, true);

    switch (operator) {
    case BEFORE:
        auditQuery = auditQuery.add(actualDate.le(dateTime.getMillis()));
        break;
    case AFTER:
        auditQuery = auditQuery.add(actualDate.ge(dateTime.getMillis()));
        break;
    case EQ:
        auditQuery = auditQuery.add(actualDate.eq(dateTime.getMillis()));
        break;
    }

    final List<Object[]> resultList = auditQuery.getResultList();
    if (resultList.isEmpty()) {
        return new Revisions<>(Lists.<Revision<Long, T>>newArrayList());
    }

    final List<Revision<Long, T>> revisionList = new ArrayList<>();
    for (Object[] number : resultList) {
        final Object entity = number[0];
        final Object revEntity = number[1];
        revisionList.add((Revision<Long, T>) new Revision<>(this.getRevisionMetadata(revEntity), entity));
    }

    return new Revisions<>(revisionList);
}

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