// $Id: Locator_XMLHandler.cpp 93370 2011-02-13 18:46:31Z johnnyw $

#include "Locator_XMLHandler.h"
#include "ace/OS_NS_strings.h"

const ACE_TCHAR* Locator_XMLHandler::ROOT_TAG = ACE_TEXT("ImplementationRepository");
const ACE_TCHAR* Locator_XMLHandler::SERVER_INFO_TAG = ACE_TEXT("Servers");
const ACE_TCHAR* Locator_XMLHandler::ACTIVATOR_INFO_TAG = ACE_TEXT("Activators");
const ACE_TCHAR* Locator_XMLHandler::ENVIRONMENT_TAG = ACE_TEXT("EnvironmentVariables");

Locator_XMLHandler::Locator_XMLHandler (Callback& cb)
: callback_ (cb)
{
}

void
Locator_XMLHandler::startElement (const ACEXML_Char*,
                                  const ACEXML_Char*,
                                  const ACEXML_Char* qName,
                                  ACEXML_Attributes* attrs)
{
  ACE_ASSERT (qName != 0);
  if (ACE_OS::strcasecmp (qName, SERVER_INFO_TAG) == 0)
    {
      // We'll use this as a key to determine if we've got a valid record
      this->server_name_ = ACE_TEXT("");
      this->env_vars_.clear();

      if (attrs != 0 && attrs->getLength () == 9)
        {
          this->server_id_ = attrs->getValue ((size_t)0);
          this->server_name_ = attrs->getValue ((size_t)1);
          this->activator_name_ = attrs->getValue ((size_t)2);
          this->command_line_ = attrs->getValue ((size_t)3);
          this->working_dir_ = attrs->getValue ((size_t)4);
          this->activation_ = attrs->getValue ((size_t)5);
          this->env_vars_.clear ();
          int limit = ACE_OS::atoi (attrs->getValue ((size_t)6));
          this->start_limit_ = limit;
          this->partial_ior_ = attrs->getValue ((size_t)7);
          this->server_object_ior_ = attrs->getValue ((size_t)8);
        }
    }
  else if (ACE_OS::strcasecmp (qName, ACTIVATOR_INFO_TAG) == 0)
  {
    if (attrs != 0 && attrs->getLength () == 3)
      {
        ACE_CString aname = ACE_TEXT_ALWAYS_CHAR(attrs->getValue ((size_t)0));
        ACE_TString token_str = attrs->getValue ((size_t)1);
        long token = ACE_OS::atoi (token_str.c_str ());
        ACE_CString ior = ACE_TEXT_ALWAYS_CHAR(attrs->getValue ((size_t)2));
        this->callback_.next_activator (aname, token, ior);
      }
  }
  else if (ACE_OS::strcasecmp (qName, ENVIRONMENT_TAG) == 0)
    {
      if (attrs != 0 && attrs->getLength () == 2)
        {
          EnvVar ev;
          ev.name = attrs->getValue ((size_t)0);
          ev.value = attrs->getValue ((size_t)1);
          this->env_vars_.push_back (ev);
        }
    }
}

void
Locator_XMLHandler::endElement (const ACEXML_Char*,
                                const ACEXML_Char*,
                                const ACEXML_Char* qName)
{
  ACE_ASSERT(qName != 0);
  if (ACE_OS::strcasecmp (qName, SERVER_INFO_TAG) == 0
    && this->server_name_.length () > 0)
  {
    this->callback_.next_server (
      this->server_id_, this->server_name_,
      this->activator_name_, this->command_line_,
      this->env_vars_, this->working_dir_, this->activation_,
      this->start_limit_, this->partial_ior_, this->server_object_ior_);
  }
  // activator info is handled in the startElement
}

bool
Locator_XMLHandler::EnvVar::operator== (const EnvVar& rhs) const
{
  return name == rhs.name && value == rhs.value;
}
bool
Locator_XMLHandler::EnvVar::operator!= (const EnvVar& rhs) const
{
  return ! (rhs == *this);
}

