/**
    * Waffle (https://github.com/dblock/waffle)
    *
    * Copyright (c) 2010 - 2015 Application Security, Inc.
    *
    * All rights reserved. This program and the accompanying materials
    * are made available under the terms of the Eclipse Public License v1.0
    * which accompanies this distribution, and is available at
    * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *     Application Security, Inc.
   */
  package waffle.apache.catalina;
  
  import java.security.Principal;
  import java.util.HashMap;
  import java.util.Map;
  
  import javax.servlet.http.HttpSession;
  
  import org.apache.catalina.connector.Request;
  import org.mockito.Mockito;
  
  /**
   * Simple HTTP Request.
   * 
   * @author dblock[at]dblock[dot]org
   */
  public class SimpleHttpRequest extends Request {
  
      private static int remotePortS;
  
      public synchronized static int nextRemotePort() {
          return ++SimpleHttpRequest.remotePortS;
      }
  
      public synchronized static void resetRemotePort() {
          SimpleHttpRequest.remotePortS = 0;
      }
  
      private String                    requestURI;
      private String                    queryString;
      private String                    remoteUser;
      private String                    method     = "GET";
      private final Map<String, String> headers    = new HashMap<String, String>();
      private final Map<String, String> parameters = new HashMap<String, String>();
      private byte[]                    content;
  
      private SimpleHttpSession         httpSession;
  
      private Principal                 principal;
  
      public SimpleHttpRequest() {
          super();
          this.httpSession = Mockito.mock(SimpleHttpSession.class, Mockito.CALLS_REAL_METHODS);
          this.httpSession.setAttributes(new HashMap<String, Object>());
          this.remotePort = SimpleHttpRequest.nextRemotePort();
      }
  
      public void addHeader(final String headerName, final String headerValue) {
          this.headers.put(headerName, headerValue);
      }
  
      public void addParameter(final String parameterName, final String parameterValue) {
          this.parameters.put(parameterName, parameterValue);
      }
  
      @Override
      public int getContentLength() {
          return this.content == null ? -1 : this.content.length;
      }
  
      @Override
      public String getHeader(final String headerName) {
          return this.headers.get(headerName);
      }
  
      @Override
      public String getMethod() {
          return this.method;
      }
  
      @Override
      public String getParameter(final String parameterName) {
          return this.parameters.get(parameterName);
      }
  
      @Override
      public String getQueryString() {
          return this.queryString;
      }
  
      @Override
      public String getRemoteAddr() {
          return this.remoteAddr;
      }
  
      @Override
     public String getRemoteHost() {
         return this.remoteHost;
     }
 
     @Override
     public int getRemotePort() {
         return this.remotePort;
     }
 
     @Override
     public String getRemoteUser() {
         return this.remoteUser;
     }
 
     @Override
     public String getRequestURI() {
         return this.requestURI;
     }
 
     @Override
     public HttpSession getSession() {
         return this.httpSession;
     }
 
     @Override
     public HttpSession getSession(final boolean create) {
         if (this.httpSession == null && create) {
             this.httpSession = Mockito.mock(SimpleHttpSession.class, Mockito.CALLS_REAL_METHODS);
             this.httpSession.setAttributes(new HashMap<String, Object>());
         }
         return this.httpSession;
     }
 
     @Override
     public Principal getUserPrincipal() {
         return this.principal;
     }
 
     public void setContentLength(final int length) {
         this.content = new byte[length];
     }
 
     public void setMethod(final String value) {
         this.method = value;
     }
 
     public void setQueryString(final String queryValue) {
         this.queryString = queryValue;
         if (this.queryString != null) {
             for (final String eachParameter : this.queryString.split("[&]")) {
                 final String[] pair = eachParameter.split("=");
                 final String value = pair.length == 2 ? pair[1] : "";
                 this.addParameter(pair[0], value);
             }
         }
     }
 
     @Override
     public void setRemoteAddr(final String value) {
         this.remoteAddr = value;
     }
 
     @Override
     public void setRemoteHost(final String value) {
         this.remoteHost = value;
     }
 
     public void setRemoteUser(final String value) {
         this.remoteUser = value;
     }
 
     public void setRequestURI(final String value) {
         this.requestURI = value;
     }
 
     @Override
     public void setUserPrincipal(final Principal value) {
         this.principal = value;
     }
 }