Example usage for org.hibernate.persister.entity EntityPersister getVersion

Introduction

In this page you can find the example usage for org.hibernate.persister.entity EntityPersister getVersion.

Prototype

Object getVersion(Object object) throws HibernateException;

Source Link

Document

Get the version number (or timestamp) from the object's version property (or return null if not versioned)

Usage

From source file:org.granite.tide.hibernate4.HibernateDataChangePublishListener.java

License:Open Source License

private static Object getChange(EntityPersister persister, Session session, String entityName, Serializable id,
        Object entity) {//from   ww w .  j  av  a  2s. c om
    Number version = (Number) persister.getVersion(entity);
    String uid = getUid(persister, entity);
    if (uid == null)
        return null;

    Object change = null;
    for (EntityUpdate du : DataContext.get().getDataUpdates()) {
        if (du.entity instanceof Change) {
            if (du.type == EntityUpdateType.UPDATE && ((Change) du.entity).getClassName().equals(entityName)
                    && ((Change) du.entity).getId().equals(id)) {
                change = du.entity;
                break;
            }
        } else if (du.entity.getClass().getName().equals(entityName)
                && id.equals(persister.getIdentifier(entity, (SessionImplementor) session))) {
            change = du.entity;
            break;
        }
    }
    if (change == null) {
        change = new Change(entityName, id, version, uid);
        DataContext.addUpdate(EntityUpdateType.UPDATE, change, entity, 1);
    } else if (change instanceof Change)
        ((Change) change).updateVersion(version);
    return change;
}

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