/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.cocoon.portal.pluto.servlet;
import java.io.UnsupportedEncodingException;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import org.apache.cocoon.portal.coplet.CopletInstanceData;
import org.apache.cocoon.portal.pluto.PortletURLProviderImpl;
import org.apache.cocoon.portal.pluto.om.PortletWindowImpl;
import org.apache.pluto.om.window.PortletWindow;
/**
* Our request wrapper.
*
* @author <a href="mailto:cziegeler@apache.org">Carsten Ziegeler</a>
* @version CVS $Id$
*/
public class ServletRequestImpl extends HttpServletRequestWrapper {
/** Cache the parameter map. */
protected Map portletParameterMap;
/** Request object used for {@link #portletParameterMap}. */
protected HttpServletRequest cachedRequest;
/** Original Request. */
final protected HttpServletRequest originalRequest;
final protected PortletURLProviderImpl provider;
final protected PortletWindow window;
public ServletRequestImpl(HttpServletRequest request,
PortletURLProviderImpl provider) {
this(request, provider, null);
}
private ServletRequestImpl(HttpServletRequest request,
PortletURLProviderImpl provider,
PortletWindow window) {
super(request);
this.provider = provider;
this.window = window;
this.originalRequest = request;
}
public ServletRequestImpl getRequest(PortletWindow window) {
return new ServletRequestImpl((HttpServletRequest)this.getRequest(), provider, window);
}
/**
* @see javax.servlet.ServletRequest#setCharacterEncoding(java.lang.String)
*/
public void setCharacterEncoding(String arg0)
throws UnsupportedEncodingException {
//this.request.setCharacterEncoding(arg0);
}
/**
* @see javax.servlet.ServletRequest#getContentType()
*/
public String getContentType() {
String contentType = "text/html";
if (getCharacterEncoding() != null) {
contentType += ";" + getCharacterEncoding();
}
return contentType;
}
/**
* @see javax.servlet.ServletRequest#getParameter(java.lang.String)
*/
public String getParameter(String name) {
final String[] values = (String[])this.getParameterMap().get(name);
if ( values != null && values.length > 0 ) {
return values[0];
}
return null;
}
/**
* @see javax.servlet.ServletRequest#getParameterMap()
*/
public Map getParameterMap() {
HttpServletRequest currentRequest = (HttpServletRequest)this.getRequest();
if ( this.portletParameterMap == null
|| currentRequest != this.cachedRequest ) {
this.cachedRequest = currentRequest;
// get control params
if (this.provider != null
&& this.provider.getPortletWindow().equals(this.window)) {
this.portletParameterMap = new HashMap();
// get render parameters
Iterator i = this.provider.getParameters().entrySet().iterator();
while (i.hasNext()) {
Map.Entry entry = (Map.Entry) i.next();
// convert simple values to string arrays
if (entry.getValue() instanceof String) {
this.portletParameterMap.put(
entry.getKey(),
new String[] {(String) entry.getValue()});
} else {
this.portletParameterMap.put(
entry.getKey(),
entry.getValue());
}
}
// get request params from the original Cocoon request
// but filter all cocoon portal request parameters.
Enumeration parameters = currentRequest.getParameterNames();
while (parameters.hasMoreElements()) {
String paramName = (String) parameters.nextElement();
String[] paramValues = this.getRequest().getParameterValues(paramName);
String[] values = (String[]) this.portletParameterMap.get(paramName);
if ( !paramName.startsWith("cocoon-") ) {
if (values != null) {
String[] temp = new String[paramValues.length + values.length];
System.arraycopy(paramValues, 0, temp, 0, paramValues.length);
System.arraycopy(values, 0, temp, paramValues.length, values.length);
paramValues = temp;
}
this.portletParameterMap.put(paramName, paramValues);
}
}
} else {
// provider is null or different window, use stored render parameters
// first do NP check
if ( this.window != null && ((PortletWindowImpl)this.window).getLayout() != null ) {
final CopletInstanceData cid = ((PortletWindowImpl)this.window).getLayout().getCopletInstanceData();
this.portletParameterMap = (Map)cid.getTemporaryAttribute("render-parameters");
}
}
if ( this.portletParameterMap == null ) {
this.portletParameterMap = Collections.EMPTY_MAP;
}
}
return this.portletParameterMap;
}
/**
* @see javax.servlet.ServletRequest#getParameterNames()
*/
public Enumeration getParameterNames() {
return Collections.enumeration(this.getParameterMap().keySet());
}
/**
* @see javax.servlet.ServletRequest#getParameterValues(java.lang.String)
*/
public String[] getParameterValues(String name) {
return (String[]) this.getParameterMap().get(name);
}
/**
* JST-168 PLT.16.3.3 cxxix
* @see javax.servlet.ServletRequest#getProtocol()
*/
public String getProtocol() {
return null;
}
/**
* JST-168 PLT.16.3.3 cxxix
* @see javax.servlet.ServletRequest#getRemoteAddr()
*/
public String getRemoteAddr() {
return null;
}
/**
* JST-168 PLT.16.3.3 cxxix
* @see javax.servlet.ServletRequest#getRemoteHost()
*/
public String getRemoteHost() {
return null;
}
/**
* JST-168 PLT.16.3.3 cxxix
* @see javax.servlet.http.HttpServletRequest#getRequestURL()
*/
public StringBuffer getRequestURL() {
return null;
}
/**
* JST-168 PLT.16.3.3 cxxx
* @see javax.servlet.http.HttpServletRequest#getPathInfo()
*/
public String getPathInfo() {
String attr = (String)super.getAttribute("javax.servlet.include.path_info");
return (attr != null) ? attr : super.getPathInfo();
}
/**
* JST-168 PLT.16.3.3 cxxx
* @see javax.servlet.http.HttpServletRequest#getPathTranslated()
*/
public String getPathTranslated() {
// TODO: Don't know yet how to implement this.
// A null value is a valid value.
return null;
}
/**
* JST-168 PLT.16.3.3 cxxx
* @see javax.servlet.http.HttpServletRequest#getQueryString()
*/
public String getQueryString() {
String attr = (String)super.getAttribute("javax.servlet.include.query_string");
return (attr != null) ? attr : super.getQueryString();
}
/**
* JST-168 PLT.16.3.3 cxxx
* @see javax.servlet.http.HttpServletRequest#getRequestURI()
*/
public String getRequestURI() {
String attr = (String)super.getAttribute("javax.servlet.include.request_uri");
return (attr != null) ? attr : super.getRequestURI();
}
/**
* JST-168 PLT.16.3.3 cxxx
* @see javax.servlet.http.HttpServletRequest#getServletPath()
*/
public String getServletPath() {
String attr = (String)super.getAttribute("javax.servlet.include.servlet_path");
return (attr != null) ? attr : super.getServletPath();
}
/**
* JST-168 PLT.16.3.3 cxxxi
* @see javax.servlet.http.HttpServletRequest#getContextPath()
*/
public String getContextPath() {
String attr = (String)super.getAttribute("javax.servlet.include.context_path");
return (attr != null) ? attr : super.getContextPath();
}
}