public static <C> boolean addAll(final Collection<C> collection, final Collection<C> collectionAdd) {
        if (collectionAdd == null) {
            return false;
        }
        return collection.addAll(collectionAdd);
    }
Add another set to a set

@param collection original collection
@param collectionAdd The collection to be added
@param <C>
@return whether data has been added
chat2db-server/chat2db-server-tools/chat2db-server-tools-common/src/main/java/ai/chat2db/server/tools/common/util/EasyCollectionUtils.java