/*This file is part of JHttpServer.This package is free software; you can redistribute it and/or modifyit under the terms of the GNU General Public License as published bythe Free Software Foundation; either version 2 of the License, or(at your option) any later version.JHttpServer is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See theGNU General Public License for more details.You should have received a copy of the GNU General Public Licensealong with JHttpServer; if not, write to the Free SoftwareFoundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/// Title :        HttpServletRequestImpl.java// Version :      0.92// Copyright :    Copyright (c) 2001// Author :       Florent CUETO (fcueto@wanadoo.fr)// Description :  Basic implementation of HttpServletRequestpackage jhttpserver;import javax.servlet.*;import javax.servlet.http.*;import java.io.*;import java.util.*;import java.net.*;import java.security.Principal;public class HttpServletRequestImpl implements HttpServletRequest{  private Hashtable headers;  private Hashtable parameters;  private String method;  private String serverName;  private int serverPort;  private Socket socket;  private String protocol;  private String requestURI;  private String queryString;  private String servletPath;  private boolean postParametersTreated = false;  private InputStream is;  public HttpServletRequestImpl()  {    super();    headers = new Hashtable();    parameters = new Hashtable();  }  public boolean isUserInRole(String role)  {    return(true);  }  public boolean isRequestedSessionIdValid()  {    return(true);  }  public boolean isRequestedSessionIdFromUrl()  {    return(true);  }  public boolean isRequestedSessionIdFromURL()  {    return(true);  }  public boolean isRequestedSessionIdFromCookie()  {    return(true);  }  public Principal getUserPrincipal()  {    return(null);  }  public HttpSession getSession(boolean create)  {    return(null);  }  public HttpSession getSession()  {    return(null);  }  public String getServletPath()  {    return(servletPath);  }  public String getRequestedSessionId()  {    return(null);  }  public String getRequestURI()  {    return(requestURI);  }  public String getRemoteUser()  {    return(null);  }  public String getPathInfo()  {    return(null);  }  public String getQueryString()  {    return(queryString);  }  public String getPathTranslated()  {    return(null);  }  public String getMethod()  {    return(method);  }  public int getIntHeader(String name)  {    String val = getHeader(name);    if (val == null) return(-1);    return(Integer.parseInt(val));  }  public Enumeration getHeaders(String name)  {    return(null);  }  public Enumeration getHeaderNames()  {    return(headers.keys());  }  public String getHeader(String name)  {    Object obj = headers.get(name);    if (obj == null) return(null);    return((String)obj);  }  public long getDateHeader(String name)  {    return(0);  }  public Cookie[] getCookies()  {    return(null);  }  public String getContextPath()  {    return("");  }  public String getAuthType()  {    return(null);  }  public void setAttribute(String name, Object o)  {  }  public void removeAttribute(String name)  {  }  public boolean isSecure()  {    return(false);  }  public int getServerPort()  {    return(serverPort);  }  public String getServerName()  {    return(serverName);  }  public String getScheme()  {    return("http");  }  public RequestDispatcher getRequestDispatcher(String path)  {    return(null);  }  public String getRemoteHost()  {    return(socket.getInetAddress().getHostName());  }  public String getRemoteAddr()  {    return(socket.getInetAddress().getHostAddress());  }  public String getRealPath(String path)  {    return(null);  }  public BufferedReader getReader() throws IOException  {    return(new BufferedReader(new InputStreamReader(is)));  }  public String getProtocol()  {    return(protocol);  }  public String[] getParameterValues(String name)  {    try    {      getPostParameters();    }    catch(IOException e)    {      System.out.println("Exception while getting post parameters : " + e);    }    String[] ret = (String[])parameters.values().toArray(new String[0]);    return(ret);  }  public Enumeration getParameterNames()  {    try    {      getPostParameters();    }    catch(IOException e)    {      System.out.println("Exception while getting post parameters : " + e);    }    return(parameters.keys());  }  public String getParameter(String name)  {    try    {      getPostParameters();    }    catch(IOException e)    {      System.out.println("Exception while getting post parameters : " + e);    }    Object val = parameters.get(name);    if (val == null) return(null);    return((String)val);  }  public Enumeration getLocales()  {    return(null);  }  public Locale getLocale()  {    return(null);  }  public ServletInputStream getInputStream() throws IOException  {    return(new ServletInputStreamImpl(is));  }  public String getContentType()  {    // TO CHANGE (charset)    return(getHeader("Content-Type"));  }  public int getContentLength()  {    return(getIntHeader("Content-Length"));  }  public String getCharacterEncoding()  {    return(null);  }  public Enumeration getAttributeNames()  {    return(null);  }  public Object getAttribute(String name)  {    return(null);  }  void setMethod(String method)  {    this.method = method;  }  void setServerName(String serverName)  {    this.serverName = serverName;  }  void setServerPort(int serverPort)  {    this.serverPort = serverPort;  }  Socket getSocket()  {    return socket;  }  void setSocket(Socket socket)  {    this.socket = socket;  }  void setHeader(String name, String value)  {    headers.put(name, value);  }  void setProtocol(String protocol)  {    this.protocol = protocol;  }  void setRequestURI(String requestURI)  {    this.requestURI = requestURI;  }  void setQueryString(String queryString)  {    this.queryString = queryString;  }  void computeQueryParameters()  {    String[] tab = JHttpServerThread.stringSplit(queryString, "&", false);    for (int i = 0; i < tab.length; i++)    {      int vpos = tab[i].indexOf("=");      parameters.put(tab[i].substring(0, vpos), URLDecoder.decode(tab[i].substring(1 + vpos)));    }  }  void setServletPath(String servletPath)  {    this.servletPath = servletPath;  }  private void getPostParameters() throws IOException  {    if (postParametersTreated) return;    if (method.equalsIgnoreCase("GET"))    {      postParametersTreated = true;      return;    }    int contentLength = getContentLength();    if (contentLength <= 0)    {      postParametersTreated = true;      return;    }    byte[] buf = new byte[contentLength];    int readLen = 0;    boolean cont = true;    while (cont && (readLen < contentLength))    {      int len = is.read(buf, readLen, contentLength - readLen);      if (len == -1) cont = false;      else readLen += len;    }    String line = new String(buf, 0, readLen);    // Compute post parameters    String[] tab = JHttpServerThread.stringSplit(line, "&", false);    for (int i = 0; i < tab.length; i++)    {      int vpos = tab[i].indexOf("=");      parameters.put(tab[i].substring(0, vpos), URLDecoder.decode(tab[i].substring(1 + vpos)));    }    //    postParametersTreated = true;  }  void setInputStream(InputStream is)  {    this.is = is;  }}