| // 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.services; |
| |
| import java.io.IOException; |
| |
| /** |
| * Filter contributed into the {@link ComponentRequestHandler} pipeline to set the |
| * {@link RequestGlobals#getActivePageName() activePageName property}. |
| * |
| * @since 5.2.0 |
| */ |
| public class InitializeActivePageName implements ComponentRequestFilter |
| { |
| private final RequestGlobals globals; |
| |
| public InitializeActivePageName(RequestGlobals globals) |
| { |
| this.globals = globals; |
| } |
| |
| public void handleComponentEvent(ComponentEventRequestParameters parameters, |
| ComponentRequestHandler handler) throws IOException |
| { |
| globals.storeActivePageName(parameters.getActivePageName()); |
| |
| handler.handleComponentEvent(parameters); |
| } |
| |
| public void handlePageRender(PageRenderRequestParameters parameters, |
| ComponentRequestHandler handler) throws IOException |
| { |
| globals.storeActivePageName(parameters.getLogicalPageName()); |
| |
| handler.handlePageRender(parameters); |
| } |
| |
| } |