/**
 * Copyright (C) 2003-2008 eXo Platform SAS.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see<http://www.gnu.org/licenses/>.
 */

package org.exoplatform.webservice.cs.rest;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.security.Principal;
import java.util.Enumeration;
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 javax.ws.rs.core.MultivaluedMap;

/**
 * @author <a href="mailto:andrew00x@gmail.com">Andrey Parfonov</a>
 * @version $Id: $
 */
@SuppressWarnings("unchecked")
public class MockHttpServletRequest implements HttpServletRequest {

  private String                         method;

  private int                            length;

  private InputStream                    data;

  private MultivaluedMap<String, String> headers;

  public MockHttpServletRequest(InputStream data,
                                int length,
                                String method,
                                MultivaluedMap<String, String> headers) {
    this.data = data;
    this.length = length;
    this.method = method;
    this.headers = headers;
  }

  public String getAuthType() {
    return null;
  }

  public String getContextPath() {
    return "test";
  }

  public Cookie[] getCookies() {
    return null;
  }

  public long getDateHeader(String arg0) {
    return 0;
  }

  public String getHeader(String arg0) {
    return headers.getFirst(arg0);
  }

  public Enumeration getHeaderNames() {
    return new EnumerationImpl(headers.keySet().iterator());
  }

  public Enumeration getHeaders(String arg0) {
    return new EnumerationImpl(headers.get(arg0).iterator());
  }

  public int getIntHeader(String arg0) {
    return 0;
  }

  public String getMethod() {
    return method;
  }

  public String getPathInfo() {
    return null;
  }

  public String getPathTranslated() {
    return null;
  }

  public String getQueryString() {
    return null;
  }

  public String getRemoteUser() {
    return null;
  }

  public String getRequestURI() {
    return null;
  }

  public StringBuffer getRequestURL() {
    return null;
  }

  public String getRequestedSessionId() {
    return null;
  }

  public String getServletPath() {
    return null;
  }

  public HttpSession getSession() {
    return null;
  }

  public HttpSession getSession(boolean arg0) {
    return null;
  }

  public Principal getUserPrincipal() {
    return null;
  }

  public boolean isRequestedSessionIdFromCookie() {
    return false;
  }

  public boolean isRequestedSessionIdFromURL() {
    return false;
  }

  public boolean isRequestedSessionIdFromUrl() {
    return false;
  }

  public boolean isRequestedSessionIdValid() {
    return false;
  }

  public boolean isUserInRole(String arg0) {
    return false;
  }

  public Object getAttribute(String arg0) {
    return null;
  }

  public Enumeration getAttributeNames() {
    return null;
  }

  public String getCharacterEncoding() {
    return null;
  }

  public int getContentLength() {
    return length;
  }

  public String getContentType() {
    return headers.getFirst("content-type");
  }

  public ServletInputStream getInputStream() throws IOException {
    return new MockServletInputStream(data);
  }

  public Locale getLocale() {
    return null;
  }

  public Enumeration getLocales() {
    return null;
  }

  public String getParameter(String arg0) {
    return null;
  }

  public Map getParameterMap() {
    return null;
  }

  public Enumeration getParameterNames() {
    return null;
  }

  public String[] getParameterValues(String arg0) {
    return null;
  }

  public String getProtocol() {
    return null;
  }

  public BufferedReader getReader() throws IOException {
    return null;
  }

  public String getRealPath(String arg0) {
    return null;
  }

  public String getRemoteAddr() {
    return null;
  }

  public String getRemoteHost() {
    return null;
  }

  public RequestDispatcher getRequestDispatcher(String arg0) {
    return null;
  }

  public String getScheme() {
    return null;
  }

  public String getServerName() {
    return null;
  }

  public int getServerPort() {
    return 0;
  }

  public boolean isSecure() {
    return false;
  }

  public void removeAttribute(String arg0) {
  }

  public void setAttribute(String arg0, Object arg1) {
  }

  public void setCharacterEncoding(String arg0) throws UnsupportedEncodingException {
  }

public String getLocalAddr() {
  return null;
}

public String getLocalName() {
  return null;
}

public int getLocalPort() {
  return 0;
}

public int getRemotePort() {
  return 0;
}

}

@SuppressWarnings("unchecked")
class EnumerationImpl implements Enumeration {

  private final Iterator iter;

  public EnumerationImpl(Iterator iter) {
    this.iter = iter;
  }

  public boolean hasMoreElements() {
    return iter.hasNext();
  }

  public Object nextElement() {
    return iter.next();
  }
}

class MockServletInputStream extends ServletInputStream {

  private final InputStream data;

  public MockServletInputStream(InputStream data) {
    this.data = data;
  }

  @Override
  public int read() throws IOException {
    return data.read();
  }

}
