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// HTTP_Helpers.cpp -- Helper utilities for both server and client

#include "HTTP_Helpers.h"
#include <ace/Synch_T.h>

ACE_Thread_Mutex HTTP_Status_Code::lock_;
int HTTP_Status_Code::instance_ = 0;
const char * HTTP_Status_Code::Reason[HTTP_Status_Code::MAX_STATUS_CODE+1];

char const * const * const
HTTP_Status_Code::instance (void)
{
  if (HTTP_Status_Code::instance_ == 0) {
    ACE_Guard<ACE_Thread_Mutex> g(lock_);

    if (HTTP_Status_Code::instance_ == 0) {
      for (int i = 0; i < HTTP_Status_Code::MAX_STATUS_CODE+1; i++) {
        switch (i) {
        case STATUS_OK:
          HTTP_Status_Code::Reason[i] = "OK"; break;
        case STATUS_CREATED:
          HTTP_Status_Code::Reason[i] = "Created"; break;
        case STATUS_ACCEPTED:
          HTTP_Status_Code::Reason[i] = "Accepted"; break;
        case STATUS_NO_CONTENT:
          HTTP_Status_Code::Reason[i] = "No Content"; break;
        case STATUS_MOVED_PERMANENTLY:
          HTTP_Status_Code::Reason[i] = "Moved Permanently"; break;
        case STATUS_MOVED_TEMPORARILY:
          HTTP_Status_Code::Reason[i] = "Moved Temporarily"; break;
        case STATUS_NOT_MODIFIED:
          HTTP_Status_Code::Reason[i] = "Not Modified"; break;
        case STATUS_BAD_REQUEST:
          HTTP_Status_Code::Reason[i] = "Bad Request"; break;
        case STATUS_UNAUTHORIZED:
          HTTP_Status_Code::Reason[i] = "Unauthorized"; break;
        case STATUS_FORBIDDEN:
          HTTP_Status_Code::Reason[i] = "Forbidden"; break;
        case STATUS_NOT_FOUND:
          HTTP_Status_Code::Reason[i] = "Not Found"; break;
        case STATUS_INTERNAL_SERVER_ERROR:
          HTTP_Status_Code::Reason[i] = "Internal Server Error"; break;
        case STATUS_NOT_IMPLEMENTED:
          HTTP_Status_Code::Reason[i] = "Not Implemented"; break;
        case STATUS_BAD_GATEWAY:
          HTTP_Status_Code::Reason[i] = "Bad Gateway"; break;
        case STATUS_SERVICE_UNAVAILABLE:
          HTTP_Status_Code::Reason[i] = "Service Unavailable"; break;
        default:
          HTTP_Status_Code::Reason[i] = "Unknown";
        }
      }

      HTTP_Status_Code::instance_ = 1;
    }

    // GUARD released
  }

  return HTTP_Status_Code::Reason;
}