ASF_20_SRC_AUTO/src/blocks/portal/java/org/apache/cocoon/portal/pluto/servlet/ServletRequestImpl.java

/*
 * Copyright 2004,2004 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.cocoon.portal.pluto.servlet;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.security.Principal;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Locale;
import java.util.Map;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletInputStream;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.cocoon.portal.pluto.PortletURLProviderImpl;
import org.apache.pluto.om.window.PortletWindow;

/**
 * Our request wrapper
 * 
 * @author <a href="mailto:cziegeler@apache.org">Carsten Ziegeler</a>
 * 
 * @version CVS $Id: URICopletAdapter.java,v 1.11 2003/10/20 13:36:41 cziegeler
 *          Exp $
 */
public class ServletRequestImpl implements HttpServletRequest {

    final protected HttpServletRequest request;

    /** Cache the parameter map */
    protected Map portletParameterMap;

    final protected PortletURLProviderImpl provider;

    protected PortletWindow window;

    public ServletRequestImpl(HttpServletRequest request,
                              PortletURLProviderImpl provider) {
        this.request = request;
        this.provider = provider;
    }

    public ServletRequestImpl(HttpServletRequest request,
                              PortletURLProviderImpl provider,
                              PortletWindow window) {
        this.request = request;
        this.provider = provider;
        this.window = window;
    }

    public ServletRequestImpl getRequest(PortletWindow window) {
        return new ServletRequestImpl(request, provider, window);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getAuthType()
     */
    public String getAuthType() {
        return this.request.getAuthType();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getContextPath()
     */
    public String getContextPath() {
        return this.request.getContextPath();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getCookies()
     */
    public Cookie[] getCookies() {
        return this.request.getCookies();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getDateHeader(java.lang.String)
     */
    public long getDateHeader(String arg0) {
        return this.request.getDateHeader(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getHeader(java.lang.String)
     */
    public String getHeader(String arg0) {
        return this.request.getHeader(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getHeaderNames()
     */
    public Enumeration getHeaderNames() {
        return this.request.getHeaderNames();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getHeaders(java.lang.String)
     */
    public Enumeration getHeaders(String arg0) {
        return this.request.getHeaders(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getIntHeader(java.lang.String)
     */
    public int getIntHeader(String arg0) {
        return this.request.getIntHeader(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getMethod()
     */
    public String getMethod() {
        return this.request.getMethod();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getPathInfo()
     */
    public String getPathInfo() {
        return this.request.getPathInfo();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getPathTranslated()
     */
    public String getPathTranslated() {
        return this.request.getPathTranslated();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getQueryString()
     */
    public String getQueryString() {
        return null;
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getRemoteUser()
     */
    public String getRemoteUser() {
        return this.request.getRemoteUser();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getRequestedSessionId()
     */
    public String getRequestedSessionId() {
        return this.request.getRequestedSessionId();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getRequestURI()
     */
    public String getRequestURI() {
        return this.request.getRequestURI();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getRequestURL()
     */
    public StringBuffer getRequestURL() {
        //return this.request.getRequestURL();
        return null;
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getServletPath()
     */
    public String getServletPath() {
        return this.request.getServletPath();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getSession()
     */
    public HttpSession getSession() {
        return this.request.getSession();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getSession(boolean)
     */
    public HttpSession getSession(boolean arg0) {
        return this.request.getSession(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#getUserPrincipal()
     */
    public Principal getUserPrincipal() {
        return this.request.getUserPrincipal();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#isRequestedSessionIdFromCookie()
     */
    public boolean isRequestedSessionIdFromCookie() {
        return this.request.isRequestedSessionIdFromCookie();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#isRequestedSessionIdFromUrl()
     */
    public boolean isRequestedSessionIdFromUrl() {
        return this.request.isRequestedSessionIdFromURL();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#isRequestedSessionIdFromURL()
     */
    public boolean isRequestedSessionIdFromURL() {
        return this.request.isRequestedSessionIdFromURL();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#isRequestedSessionIdValid()
     */
    public boolean isRequestedSessionIdValid() {
        return this.request.isRequestedSessionIdValid();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.http.HttpServletRequest#isUserInRole(java.lang.String)
     */
    public boolean isUserInRole(String arg0) {
        return this.request.isUserInRole(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getAttribute(java.lang.String)
     */
    public Object getAttribute(String arg0) {
        return this.request.getAttribute(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getAttributeNames()
     */
    public Enumeration getAttributeNames() {
        return this.request.getAttributeNames();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getCharacterEncoding()
     */
    public String getCharacterEncoding() {
        return this.request.getCharacterEncoding();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getContentLength()
     */
    public int getContentLength() {
        return this.request.getContentLength();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getInputStream()
     */
    public ServletInputStream getInputStream() throws IOException {
        return this.request.getInputStream();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getLocale()
     */
    public Locale getLocale() {
        return this.request.getLocale();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getLocales()
     */
    public Enumeration getLocales() {
        return this.request.getLocales();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getProtocol()
     */
    public String getProtocol() {
        return this.request.getProtocol();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getReader()
     */
    public BufferedReader getReader() throws IOException {
        return this.request.getReader();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getRealPath(java.lang.String)
     */
    public String getRealPath(String arg0) {
        return this.request.getRealPath(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getRemoteAddr()
     */
    public String getRemoteAddr() {
        return this.request.getRemoteAddr();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getRemoteHost()
     */
    public String getRemoteHost() {
        return this.request.getRemoteHost();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getRequestDispatcher(java.lang.String)
     */
    public RequestDispatcher getRequestDispatcher(String arg0) {
        return this.request.getRequestDispatcher(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getScheme()
     */
    public String getScheme() {
        return this.request.getScheme();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getServerName()
     */
    public String getServerName() {
        return this.request.getServerName();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getServerPort()
     */
    public int getServerPort() {
        return this.request.getServerPort();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#isSecure()
     */
    public boolean isSecure() {
        return this.request.isSecure();
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#removeAttribute(java.lang.String)
     */
    public void removeAttribute(String arg0) {
        this.request.removeAttribute(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#setAttribute(java.lang.String,
     *      java.lang.Object)
     */
    public void setAttribute(String arg0, Object arg1) {
        this.request.setAttribute(arg0, arg1);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#setCharacterEncoding(java.lang.String)
     */
    public void setCharacterEncoding(String arg0)
    throws UnsupportedEncodingException {
        //this.request.setCharacterEncoding(arg0);
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getContentType()
     */
    public java.lang.String getContentType() {
        String contentType = "text/html";
        if (getCharacterEncoding() != null) {
            contentType += ";" + getCharacterEncoding();
        }
        return contentType;
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getParameter(java.lang.String)
     */
    public String getParameter(String name) {
        return (String) this.getParameterMap().get(name);

    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getParameterMap()
     */
    public Map getParameterMap() {
        if (this.portletParameterMap == null) {
            //get control params
            this.portletParameterMap = new HashMap();

            if (this.provider != null
                && this.provider.getPortletWindow().equals(this.window)) {
                // 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
                Enumeration parameters = this.request.getParameterNames();
                while (parameters.hasMoreElements()) {
                    String paramName = (String) parameters.nextElement();
                    String[] paramValues =
                        this.request.getParameterValues(paramName);
                    String[] values =
                        (String[]) this.portletParameterMap.get(paramName);

                    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);
                }
            }
        }

        return this.portletParameterMap;
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getParameterNames()
     */
    public Enumeration getParameterNames() {
        return Collections.enumeration(this.getParameterMap().keySet());
    }

    /*
     * (non-Javadoc)
     * 
     * @see javax.servlet.ServletRequest#getParameterValues(java.lang.String)
     */
    public String[] getParameterValues(String name) {
        return (String[]) this.getParameterMap().get(name);
    }
}