| // Copyright 2010 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.tapestry5; |
| |
| import org.apache.tapestry5.annotations.RequestParameter; |
| import org.apache.tapestry5.corelib.components.Zone; |
| |
| /** |
| * Defines constants for common query parameters passed in requests from the client. |
| * |
| * @see RequestParameter |
| */ |
| public class QueryParameterConstants |
| { |
| /** |
| * The client-side id of the element being updated in an Ajax request. This is very useful when writing |
| * new content that may update the same zone dynamically, even when the {@link Zone} has allocated a dynamic |
| * client-side id during initial render. |
| */ |
| public static final String ZONE_ID = "t:zoneid"; |
| } |