org.acegisecurity.securechannel.RetryWithHttpEntryPoint Maven / Gradle / Ivy
/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
*
* 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.acegisecurity.securechannel;
import org.acegisecurity.util.PortMapper;
import org.acegisecurity.util.PortMapperImpl;
import org.acegisecurity.util.PortResolver;
import org.acegisecurity.util.PortResolverImpl;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.Assert;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Commences an insecure channel by retrying the original request using HTTP.This entry point should suffice in
* most circumstances. However, it is not intended to properly handle HTTP POSTs or other usage where a standard
* redirect would cause an issue.
*
* @author Ben Alex
* @version $Id: RetryWithHttpEntryPoint.java 1496 2006-05-23 13:38:33Z benalex $
*/
public class RetryWithHttpEntryPoint implements InitializingBean, ChannelEntryPoint {
//~ Static fields/initializers =====================================================================================
private static final Log logger = LogFactory.getLog(RetryWithHttpEntryPoint.class);
//~ Instance fields ================================================================================================
private PortMapper portMapper = new PortMapperImpl();
private PortResolver portResolver = new PortResolverImpl();
//~ Methods ========================================================================================================
public void afterPropertiesSet() throws Exception {
Assert.notNull(portMapper, "portMapper is required");
Assert.notNull(portResolver, "portResolver is required");
}
public void commence(ServletRequest request, ServletResponse response)
throws IOException, ServletException {
HttpServletRequest req = (HttpServletRequest) request;
String pathInfo = req.getPathInfo();
String queryString = req.getQueryString();
String contextPath = req.getContextPath();
String destination = req.getServletPath() + ((pathInfo == null) ? "" : pathInfo)
+ ((queryString == null) ? "" : ("?" + queryString));
String redirectUrl = contextPath;
Integer httpsPort = new Integer(portResolver.getServerPort(req));
Integer httpPort = portMapper.lookupHttpPort(httpsPort);
if (httpPort != null) {
boolean includePort = true;
if (httpPort.intValue() == 80) {
includePort = false;
}
redirectUrl = "http://" + req.getServerName() + ((includePort) ? (":" + httpPort) : "") + contextPath
+ destination;
}
if (logger.isDebugEnabled()) {
logger.debug("Redirecting to: " + redirectUrl);
}
((HttpServletResponse) response).sendRedirect(((HttpServletResponse) response).encodeRedirectURL(redirectUrl));
}
public PortMapper getPortMapper() {
return portMapper;
}
public PortResolver getPortResolver() {
return portResolver;
}
public void setPortMapper(PortMapper portMapper) {
this.portMapper = portMapper;
}
public void setPortResolver(PortResolver portResolver) {
this.portResolver = portResolver;
}
}
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