| // 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.internal.services; |
| |
| import java.io.IOException; |
| |
| import org.apache.tapestry5.EventContext; |
| import org.apache.tapestry5.internal.EmptyEventContext; |
| import org.apache.tapestry5.internal.InternalConstants; |
| import org.apache.tapestry5.ioc.annotations.Inject; |
| import org.apache.tapestry5.ioc.services.TypeCoercer; |
| import org.apache.tapestry5.services.ComponentClassResolver; |
| import org.apache.tapestry5.services.ComponentEventResultProcessor; |
| import org.apache.tapestry5.services.PageRenderRequestHandler; |
| import org.apache.tapestry5.services.PageRenderRequestParameters; |
| import org.apache.tapestry5.services.Request; |
| import org.apache.tapestry5.services.StreamPageContent; |
| |
| /** |
| * Used to trigger the rendering of a particular page without causing a redirect to that page. |
| * The content of the page is just streamed to the client. |
| * |
| * @since 5.2.0 |
| */ |
| public class StreamPageContentResultProcessor implements ComponentEventResultProcessor<StreamPageContent> |
| { |
| |
| @Inject |
| private PageRenderRequestHandler handler; |
| |
| @Inject |
| private ComponentClassResolver resolver; |
| |
| @Inject |
| private TypeCoercer typeCoercer; |
| |
| @Inject |
| private Request request; |
| |
| public void processResultValue(final StreamPageContent value) throws IOException |
| { |
| |
| final Class<?> pageClass = value.getPageClass(); |
| final Object[] activationContext = value.getPageActivationContext(); |
| |
| final String pageName = this.resolver.resolvePageClassNameToPageName(pageClass.getName()); |
| |
| final EventContext context = activationContext == null ? new EmptyEventContext() : new ArrayEventContext( |
| this.typeCoercer, activationContext); |
| |
| this.handler.handle(new PageRenderRequestParameters(pageName, context, false)); |
| } |
| } |