/*
* Copyright 2007-2010 the original author or authors.
*
* 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.impalaframework.web.servlet.wrapper.request;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import org.impalaframework.web.servlet.qualifier.WebAttributeQualifier;
import org.impalaframework.web.servlet.wrapper.HttpRequestWrapper;
import org.impalaframework.web.servlet.wrapper.HttpSessionWrapper;
import org.impalaframework.web.servlet.wrapper.RequestModuleMapping;
import org.impalaframework.web.servlet.wrapper.session.IdentityHttpSessionWrapper;
import org.impalaframework.web.servlet.wrapper.session.PartitionedHttpSessionWrapper;
/**
* Implementation of {@link HttpRequestWrapper} which returns instance of
* {@link PartitionedHttpSessionWrapper} if
* {@link #enableModuleSessionProtection} or
* {@link #enablePartitionedServletContext} is set. If not, then simply returns
* {@link IdentityHttpSessionWrapper}.
*
* @see ModuleAwareWrapperHttpServletRequest
* @see HttpRequestWrapper
* @author Phil Zoio
*/
public class PartitionedRequestWrapper implements HttpRequestWrapper {
private boolean enableModuleSessionProtection;
private boolean enablePartitionedServletContext;
private WebAttributeQualifier webAttributeQualifier;
public HttpServletRequest getWrappedRequest(HttpServletRequest request, ServletContext servletContext, RequestModuleMapping moduleMapping, String applicationId) {
final HttpSessionWrapper sessionWrapper;
if (enableModuleSessionProtection || enablePartitionedServletContext) {
PartitionedHttpSessionWrapper httpSessionWrapper = new PartitionedHttpSessionWrapper();
httpSessionWrapper.setServletContext(servletContext);
httpSessionWrapper.setWebAttributeQualifier(webAttributeQualifier);
httpSessionWrapper.setEnableModuleSessionProtection(enableModuleSessionProtection);
httpSessionWrapper.setEnablePartitionedServletContext(enablePartitionedServletContext);
sessionWrapper = httpSessionWrapper;
} else {
IdentityHttpSessionWrapper httpSessionWrapper = new IdentityHttpSessionWrapper();
sessionWrapper = httpSessionWrapper;
}
final String wrappedServletContextAttributeName = webAttributeQualifier.getQualifiedAttributeName("wrapped_servlet_context", applicationId, moduleMapping.getModuleName());
final ServletContext wrappedServletContext = (ServletContext) servletContext.getAttribute(wrappedServletContextAttributeName);
final MappedHttpServletRequest mappedRequest = new MappedHttpServletRequest((wrappedServletContext != null ? wrappedServletContext : servletContext), request, sessionWrapper, moduleMapping, applicationId);
String baseAttributeName = webAttributeQualifier.getQualifierPrefix(applicationId, moduleMapping.getModuleName());
request.setAttribute(WebAttributeQualifier.MODULE_QUALIFIER_PREFIX, baseAttributeName);
return mappedRequest;
}
public void setEnableModuleSessionProtection(boolean enableModuleSessionProtection) {
this.enableModuleSessionProtection = enableModuleSessionProtection;
}
public void setEnablePartitionedServletContext(boolean enablePartitionedServletContext) {
this.enablePartitionedServletContext = enablePartitionedServletContext;
}
public void setWebAttributeQualifier(WebAttributeQualifier webAttributeQualifier) {
this.webAttributeQualifier = webAttributeQualifier;
}
}