QueryInvocationContext.java

package com.ctp.cdi.query.spi;

import javax.persistence.EntityManager;

/**
 * Expose the current query invocation to extensions.
 */
public interface QueryInvocationContext {

    /**
     * Entity Manager used for the query.
     */
    EntityManager getEntityManager();
    
    /**
     * The class of the Entity related to the invoked DAO.
     */
    Class<?> getEntityClass();
    
    /**
     * Given the object parameter is an entity, checks if the entity is
     * persisted or not.
     * @param entity            Entity object, non nullable.
     * @return                  true if the entity is not persisted, false otherwise and if no entity.
     */
    boolean isNew(Object entity);

}