Example usage for org.hibernate Session byNaturalId

Introduction

In this page you can find the example usage for org.hibernate Session byNaturalId.

Prototype

<T> NaturalIdLoadAccess<T> byNaturalId(Class<T> entityClass);

Source Link

Document

Create a NaturalIdLoadAccess instance to retrieve the specified entity by its natural id.

Usage

From source file:org.apereo.portal.jpa.BaseJpaDao.java

License:Apache License

/**
 * Utility for creating queries based on naturalId. The caller MUST be annotated with {@link
 * org.apereo.portal.jpa.OpenEntityManager} or {@link Transactional} so that the Hibernate
 * specific extensions are available./*from  w w w  .ja  v  a  2  s  .  c  om*/
 */
protected final <T> NaturalIdQuery<T> createNaturalIdQuery(Class<T> entityType) {
    final EntityManager entityManager = this.getEntityManager();
    final Session session;
    try {
        session = entityManager.unwrap(Session.class);
    } catch (IllegalStateException e) {
        throw new IllegalStateException(
                "The DAO Method that calls createNaturalIdQuery must be annotated with @OpenEntityManager or @Transactional",
                e);
    }
    final NaturalIdLoadAccess naturalIdLoadAccess = session.byNaturalId(entityType);
    return new NaturalIdQuery<T>(entityType, naturalIdLoadAccess);
}

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From source file:org.jasig.jpa.BaseJpaDao.java

License:Apache License

/**
 * Utility for creating queries based on naturalId. The caller MUST be annotated with {@link OpenEntityManager} or
 * {@link Transactional} so that the Hibernate specific extensions are available.
 *//*from  w w w .  j  a  v  a  2  s . c om*/
protected final <T> NaturalIdQuery<T> createNaturalIdQuery(Class<T> entityType) {
    final Session session;
    try {
        session = entityManager.unwrap(Session.class);
    } catch (IllegalStateException e) {
        throw new IllegalStateException(
                "The DAO Method that calls createNaturalIdQuery must be annotated with @OpenEntityManager or @Transactional",
                e);
    }
    final NaturalIdLoadAccess naturalIdLoadAccess = session.byNaturalId(entityType);
    return new NaturalIdQuery<T>(entityType, naturalIdLoadAccess);
}

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From source file:org.zanata.action.ProjectHome.java

License:Open Source License

@Override
protected HProject loadInstance() {
    Session session = (Session) getEntityManager().getDelegate();
    if (projectId == null) {
        HProject project = (HProject) session.byNaturalId(HProject.class).using("slug", getSlug()).load();
        validateProjectState(project);//from   ww  w .j av  a  2s .c  om
        projectId = project.getId();
        return project;
    } else {
        HProject project = (HProject) session.byId(HProject.class).load(projectId);
        validateProjectState(project);
        return project;
    }
}

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From source file:org.zanata.action.VersionGroupHome.java

License:Open Source License

@Override
protected HIterationGroup loadInstance() {
    Session session = (Session) getEntityManager().getDelegate();
    return (HIterationGroup) session.byNaturalId(HIterationGroup.class).using("slug", getSlug()).load();
}

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From source file:org.zanata.action.VersionHome.java

License:Open Source License

@Override
protected HProjectIteration loadInstance() {
    Session session = (Session) getEntityManager().getDelegate();
    HProject project = (HProject) session.byNaturalId(HProject.class).using("slug", getProjectSlug()).load();
    validateProjectState(project);//  w  ww. j  a v  a  2  s  .c o  m
    if (versionId == null) {
        HProjectIteration iteration = (HProjectIteration) session.byNaturalId(HProjectIteration.class)
                .using("slug", getSlug()).using("project", projectDAO.getBySlug(getProjectSlug())).load();
        validateIterationState(iteration);
        versionId = iteration.getId();
        return iteration;
    } else {
        HProjectIteration iteration = (HProjectIteration) session.load(HProjectIteration.class, versionId);
        validateIterationState(iteration);
        return iteration;
    }
}

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