Java 类org.hibernate.IdentifierLoadAccess 实例源码

protected final IdentifierLoadAccess getIdentifierLoadAccess() {
    final IdentifierLoadAccessImpl identifierLoadAccess = new IdentifierLoadAccessImpl( entityPersister );
    if ( this.lockOptions != null ) {
        identifierLoadAccess.with( lockOptions );
    }
    return identifierLoadAccess;
}

/**
 * {@inheritDoc}
 */
@SuppressWarnings("unchecked")
public T get(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);

    if (entity == null) {
        log.warn("Uh oh, '" + this.persistentClass + "' object with id '" + id + "' not found...");
        throw new ObjectRetrievalFailureException(this.persistentClass, id);
    }

    return entity;
}

/**
 * {@inheritDoc}
 */
@SuppressWarnings("unchecked")
public boolean exists(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);
    return entity != null;
}

/**
 * {@inheritDoc}
 */
public void remove(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);
    sess.delete(entity);
}

/**
 * {@inheritDoc}
 */
@SuppressWarnings("unchecked")
public T get(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);

    if (entity == null) {
        log.warn("Uh oh, '" + this.persistentClass + "' object with id '" + id + "' not found...");
        throw new ObjectRetrievalFailureException(this.persistentClass, id);
    }

    return entity;
}

/**
 * {@inheritDoc}
 */
@SuppressWarnings("unchecked")
public boolean exists(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);
    return entity != null;
}

/**
 * {@inheritDoc}
 */
public void remove(PK id) {
    Session sess = getSession();
    IdentifierLoadAccess byId = sess.byId(persistentClass);
    T entity = (T) byId.load(id);
    sess.delete(entity);
}

@Override
public IdentifierLoadAccess byId(String entityName) {
    return session.byId( entityName );
}

@Override
public IdentifierLoadAccess byId(Class entityClass) {
    return session.byId( entityClass );
}

protected <P> IdentifierLoadAccess byId(Class<P> entityClass) {
    return this.getSession().byId(entityClass);
}

protected <P> IdentifierLoadAccess byId(String entityName) {
    return this.getSession().byId(entityName);
}