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Central module for Tapestry, containing interfaces to the Java
Servlet API and all core services and components.
// Copyright 2007, 2008 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 org.apache.tapestry5.internal.structure.Page;
import org.apache.tapestry5.services.ComponentClassResolver;
import org.apache.tapestry5.services.ComponentEventResultProcessor;
import java.io.IOException;
/**
* Used when a component event handler returns a class value. The value is interpreted as the page class. A link to the
* page will be sent.
*/
public class ClassResultProcessor implements ComponentEventResultProcessor
{
private final ComponentClassResolver resolver;
private final RequestPageCache requestPageCache;
private final ActionRenderResponseGenerator generator;
public ClassResultProcessor(ComponentClassResolver resolver, RequestPageCache requestPageCache,
ActionRenderResponseGenerator generator)
{
this.resolver = resolver;
this.requestPageCache = requestPageCache;
this.generator = generator;
}
public void processResultValue(Class value) throws IOException
{
String className = value.getName();
String pageName = resolver.resolvePageClassNameToPageName(className);
Page page = requestPageCache.get(pageName);
generator.generateResponse(page);
}
}