Example usage for org.hibernate.proxy LazyInitializer getIdentifier

Introduction

In this page you can find the example usage for org.hibernate.proxy LazyInitializer getIdentifier.

Prototype

Serializable getIdentifier();

Source Link

Document

Retrieve the identifier value for the entity our owning proxy represents.

Usage

From source file:cc.alcina.framework.entity.impl.jboss.EntityCacheHibernateResolvingFilter.java

License:Apache License

@Override
public <T> T filterData(T value, T cloned, GraphProjectionContext context, GraphProjection graphCloner)
        throws Exception {
    if (value instanceof HasIdAndLocalId) {
        HasIdAndLocalId hili = (HasIdAndLocalId) value;
        if (ensureInjected != null && ensureInjected.containsKey(hili)) {
            hili = ensureInjected.get(hili);
            ensureInjected.remove(hili);
            // if it does, just proceed as normal (hili will already be the
            // key in the reached map, so .project() wouldn't work)
            if (hili != value) {
                hili = graphCloner.project(hili, value, context, false);
                getCache().put((HasIdAndLocalId) hili);
                return (T) hili;
            }//w w  w. ja va  2  s  . c om
        }
        if (value instanceof HibernateProxy) {
            LazyInitializer lazy = ((HibernateProxy) value).getHibernateLazyInitializer();
            Serializable id = lazy.getIdentifier();
            Class persistentClass = lazy.getPersistentClass();
            Object impl = getCache().get(persistentClass, (Long) id);
            if (impl == null) {
                if (useRawDomainStore) {
                    if (DomainStore.stores().writableStore().isCachedTransactional(persistentClass)) {
                        impl = (T) Domain.find(persistentClass, (Long) id);
                    }
                }
            }
            if (impl == null && instantiateImplCallback != null) {
                if (instantiateImplCallback.instantiateLazyInitializer(lazy, context)) {
                    impl = ((HibernateProxy) value).getHibernateLazyInitializer().getImplementation();
                    impl = graphCloner.project(impl, value, context, false);
                    getCache().put((HasIdAndLocalId) impl);
                } else if (shellInstantiator != null) {
                    impl = shellInstantiator.instantiateShellObject(lazy, context);
                    if (impl != null) {
                        getCache().put((HasIdAndLocalId) impl);
                    }
                }
            }
            if (impl != null) {
                return (T) impl;
            } else {
                // Serializable identifier = ((HibernateProxy) value)
                // .getHibernateLazyInitializer().getIdentifier();
                // System.out
                // .format("discarded %s: %s\n", context, identifier);
                return null;
            }
        } else {
            Class<? extends HasIdAndLocalId> valueClass = hili.getClass();
            Object cached = getCache().get(valueClass, hili.getId());
            if (cached != null) {
                return (T) cached;
            } else {
                if (useRawDomainStore) {
                    if (DomainStore.stores().writableStore().isCached(valueClass)) {
                        return (T) Domain.find(valueClass, hili.getId());
                    }
                }
                HasIdAndLocalId clonedHili = (HasIdAndLocalId) cloned;
                clonedHili.setId(hili.getId());
                getCache().put(clonedHili);
                return (T) clonedHili;
            }
        }
    }
    return super.filterData(value, cloned, context, graphCloner);
}

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From source file:cc.alcina.framework.entity.impl.jboss.JPAHibernateImpl.java

License:Apache License

@Override
public String entityDebugString(Object object) {
    try {/*from   w w w.ja v a  2  s .  c  o  m*/
        if (object instanceof HibernateProxy) {
            LazyInitializer lazy = ((HibernateProxy) object).getHibernateLazyInitializer();
            Serializable id = lazy.getIdentifier();
            Class clazz = lazy.getPersistentClass();
            return String.format("\tclass: %s\n\tid:\t%s\n\n", clazz, id);
        }
        if (object instanceof HasIdAndLocalId) {
            return object.toString();
        }
    } catch (Exception e) {
        // stale transaction e.g.
        if (object instanceof HasIdAndLocalId) {
            HiliHelper.asDomainPoint((HasId) object);
        }
    }
    return null;
}

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From source file:cc.alcina.framework.entity.impl.jboss.JPAHibernateImpl.java

License:Apache License

private HiliLocator toHiliLocator(Object o) {
    if (o == null) {
        return null;
    }//from   w w  w .j  a v  a  2s.  co  m
    if (o instanceof HibernateProxy) {
        LazyInitializer lazy = ((HibernateProxy) o).getHibernateLazyInitializer();
        return new HiliLocator(lazy.getPersistentClass(), (Long) lazy.getIdentifier(), 0L);
    }
    return new HiliLocator((HasIdAndLocalId) o);
}

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From source file:ch.algotrader.cache.EntityHandler.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override// w  ww  .  ja v a2 s.c om
protected CacheResponse initialize(Object obj) {

    if (!(obj instanceof HibernateProxy)) {
        throw new IllegalArgumentException("none HibernateProxy passed " + obj);
    }

    synchronized (obj) {

        HibernateProxy proxy = (HibernateProxy) obj;
        LazyInitializer initializer = proxy.getHibernateLazyInitializer();
        Object initializedObj = this.cacheManager.getGenericDao().get(initializer.getPersistentClass(),
                (Long) initializer.getIdentifier());

        CacheResponse response = this.cacheManager.put(initializedObj);

        if (response.getState() == CacheState.EXISTING) {
            return response;
        } else {
            return CacheResponse.updatedObject(initializedObj);
        }
    }
}

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From source file:com.erinors.hpb.server.handler.UninitializedHibernateProxyHandler.java

License:Apache License

@Override
public Object clone(CloningContext context, Object object) {
    ///*w  w  w  .  j  a  va  2  s .  c om*/
    // Check if the object is an uninitialized hibernate proxy, return false otherwise
    //

    if (!(object instanceof HibernateProxy)) {
        return null;
    }

    HibernateProxy hibernateProxy = (HibernateProxy) object;
    LazyInitializer lazyInitializer = hibernateProxy.getHibernateLazyInitializer();

    if (!lazyInitializer.isUninitialized()) {
        return null;
    }

    //
    // Check if the proxied object can be cloned
    //

    Class<?> persistentClass = lazyInitializer.getPersistentClass();
    if (!HibernateProxyPojoSupport.class.isAssignableFrom(persistentClass)) {
        // TODO tesztet r
        throw new RuntimeException("Uninitialized hibernate proxy should implement "
                + HibernateProxyPojoSupport.class.getName() + " to be cloneable: " + persistentClass);
    }

    //
    // Clone
    //

    HibernateProxyPojoSupport result;
    try {
        Constructor<?> constructor = ClassUtils.getAccessibleInstanceConstructor(persistentClass);
        result = (HibernateProxyPojoSupport) constructor.newInstance();
    } catch (Exception e) {
        throw new RuntimeException("Cannot instantiate: " + persistentClass.getClass(), e);
    }

    result.setUninitializedHibernateProxy(true);
    result.setUninitializedHibernateProxyId(lazyInitializer.getIdentifier());

    context.addProcessedObject(object, result);

    return result;
}

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From source file:org.beangle.commons.orm.hibernate.HibernateEntityDao.java

License:Open Source License

@SuppressWarnings("unchecked")
public <T> T initialize(T proxy) {
    if (proxy instanceof HibernateProxy) {
        LazyInitializer init = ((HibernateProxy) proxy).getHibernateLazyInitializer();
        if (null == init.getSession() || init.getSession().isClosed()) {
            proxy = (T) getSession().get(init.getEntityName(), init.getIdentifier());
        } else {/*from  w  w  w  . j  ava 2  s . c om*/
            Hibernate.initialize(proxy);
        }
    } else if (proxy instanceof PersistentCollection) {
        Hibernate.initialize(proxy);
    }
    return proxy;
}

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From source file:org.beangle.model.persist.hibernate.HibernateEntityDao.java

License:Open Source License

@SuppressWarnings("unchecked")
public <T> T initialize(T proxy) {
    if (proxy instanceof HibernateProxy) {
        LazyInitializer init = ((HibernateProxy) proxy).getHibernateLazyInitializer();
        if (null == init.getSession() || init.getSession().isClosed()) {
            proxy = (T) getHibernateTemplate().get(init.getEntityName(), init.getIdentifier());
        } else {//www . ja  v a 2  s .  c  o  m
            getHibernateTemplate().initialize(proxy);
        }
    }
    return proxy;
}

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From source file:org.gaia.dao.audit.AuditAccessor.java

License:Open Source License

/**
 *
 * @param proxy//from   w ww. j  a  v  a2 s.co  m
 * @return
 * @throws ClassNotFoundException
 */
public static Object loadLazyObject(HibernateProxy proxy) throws ClassNotFoundException {
    LazyInitializer init = proxy.getHibernateLazyInitializer();
    logger.debug(init.getEntityName() + StringUtils.SPACE + init.getIdentifier());
    return HibernateUtil.getObject(Class.forName(init.getEntityName()), init.getIdentifier());
}

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From source file:org.nextframework.persistence.HibernateUtils.java

License:Open Source License

@SuppressWarnings("unchecked")
public static <E> E getLazyValue(E value) {
    if (value instanceof HibernateProxy) {
        LazyInitializer hibernateLazyInitializer = ((HibernateProxy) value).getHibernateLazyInitializer();
        if (hibernateLazyInitializer.isUninitialized()) {
            try {
                Class<?> superclass = value.getClass().getSuperclass();
                Serializable identifier = hibernateLazyInitializer.getIdentifier();

                value = loadValue(value, superclass, identifier);
            } catch (IllegalArgumentException e) {
            } catch (SecurityException e) {
            }/*from ww  w.ja v a 2s.  c  o m*/
        }
    } else if (value instanceof PersistentCollection) {
        try {
            PersistentCollection collection = (PersistentCollection) value;
            if (!collection.wasInitialized()) {
                Object owner = collection.getOwner();
                String role = collection.getRole();
                value = (E) DAOUtils.getDAOForClass(owner.getClass()).loadCollection(owner,
                        role.substring(role.lastIndexOf('.') + 1));
                System.out.println("COLECAO LAZY " + owner.getClass().getSimpleName() + "." + role);
            }
        } catch (Exception e) {
            //se nao conseguir carregar o valor lazy, no fazer nada
        }
    }
    return value;
}

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From source file:org.openvpms.component.business.dao.hibernate.im.common.DOState.java

License:Open Source License

/**
 * Returns a key for an object, to be used in sets and maps, to avoid
 * loading objects from the database./*from ww  w . j a v a2 s . c  om*/
 * <p/>
 * If the object is loaded, its link identifier will be used, otherwise
 * the concatenation of its persistent class name and id will be used.
 *
 * @param object the object
 * @return a unique identifier for the object
 */
private String getKey(IMObjectDO object) {
    String id = null;
    if (object instanceof HibernateProxy) {
        HibernateProxy proxy = (HibernateProxy) object;
        LazyInitializer init = proxy.getHibernateLazyInitializer();
        if (init.isUninitialized()) {
            id = init.getPersistentClass().getName() + "#" + init.getIdentifier().toString();
        }
    }
    if (id == null) {
        id = object.getLinkId();
    }
    return id;
}

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