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/*
* Copyright 2011 Vaadin Ltd.
*
* 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 com.vaadin.server;
import java.io.InputStream;
import javax.servlet.ServletContext;
import com.vaadin.ui.UI;
/**
* Application manager processes changes and paints for single application
* instance.
*
* This class handles applications running as servlets.
*
* @see AbstractCommunicationManager
*
* @author Vaadin Ltd.
* @since 5.0
*
* @deprecated As of 7.0. Will likely change or be removed in a future version
*/
@Deprecated
@SuppressWarnings("serial")
public class CommunicationManager extends AbstractCommunicationManager {
/**
* TODO New constructor - document me!
*
* @param session
*/
public CommunicationManager(VaadinSession session) {
super(session);
}
@Override
protected BootstrapHandler createBootstrapHandler() {
return new BootstrapHandler() {
@Override
protected String getServiceUrl(BootstrapContext context) {
String pathInfo = context.getRequest().getPathInfo();
if (pathInfo == null) {
return null;
} else {
/*
* Make a relative URL to the servlet by adding one ../ for
* each path segment in pathInfo (i.e. the part of the
* requested path that comes after the servlet mapping)
*/
return VaadinServletService
.getCancelingRelativePath(pathInfo);
}
}
@Override
public String getThemeName(BootstrapContext context) {
String themeName = context.getRequest().getParameter(
VaadinServlet.URL_PARAMETER_THEME);
if (themeName == null) {
themeName = super.getThemeName(context);
}
return themeName;
}
};
}
@Override
protected InputStream getThemeResourceAsStream(UI uI, String themeName,
String resource) {
VaadinServletService service = (VaadinServletService) uI.getSession()
.getService();
ServletContext servletContext = service.getServlet()
.getServletContext();
return servletContext.getResourceAsStream("/"
+ VaadinServlet.THEME_DIR_PATH + '/' + themeName + "/"
+ resource);
}
}
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