code: public EntityAnnotation getEntityAnnotation(final String entityUri) {
          return Iterables.find(getEntityAnnotations(),
                  new Predicate<EntityAnnotation>() {
  
                      @Override
                      public boolean apply(EntityAnnotation ea) {
                          return ea.getEntityReference().getUri()
                                  .equals(entityUri);
                      }
  
                  }
          );
      }
docs: Returns an {@link EntityAnnotation} by its associated dereferenced {@link Entity} URI
  
  @param entityUri
  @return