| /* Copyright 2004-2005 the original author or authors. |
| * |
| * 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.codehaus.groovy.grails.web.servlet; |
| |
| import java.util.Map; |
| |
| /** |
| * An interface that represents flash scope and allows a flash scope map to be set to the next |
| * state. Flash scope essentially allows variables to be maintained for the next state and the next |
| * state only, what this means is if objects are stored inside FlashScope on the first call to |
| * "next()" they will be still there, but on the subsequent call they will be cleared unless they |
| * have been set again since the last call to "next()" |
| * |
| * @author Graeme Rocher |
| * @since 07-Feb-2006 |
| */ |
| public interface FlashScope extends Map { |
| /** |
| * Sets the flash scope to the next state upon a new request |
| */ |
| void next(); |
| } |