| // Copyright 2007 The Apache Software Foundation |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package org.apache.tapestry.internal.services; |
| |
| import org.apache.tapestry.Link; |
| import org.apache.tapestry.services.PersistentFieldChange; |
| import org.apache.tapestry.services.PersistentFieldStrategy; |
| |
| /** |
| * Describes an object that can store {@link PersistentFieldChange}s, and manage a query parameter stored into a {@link |
| * Link} to maining this data across requests. |
| */ |
| public interface ClientPersistentFieldStorage extends PersistentFieldStrategy |
| { |
| /** |
| * Updates a link, adding a query parameter to it (if necessary) to store |
| * |
| * @param link |
| */ |
| void updateLink(Link link); |
| } |
