C++ Entities::release方法代码示例

/* ****************************************************************************
*
* postBatchQuery -
*
* POST /v2/op/query
*
* Payload In:  BatchQueryRequest
* Payload Out: Entities
*
* URI parameters:
*   - limit=NUMBER
*   - offset=NUMBER
*   - options=count,keyValues
*/
std::string postBatchQuery
(
  ConnectionInfo*            ciP,
  int                        components,
  std::vector<std::string>&  compV,
  ParseData*                 parseDataP
)
{
  BatchQuery*           bqP  = &parseDataP->bq.res;
  QueryContextRequest*  qcrP = &parseDataP->qcr.res;
  Entities              entities;
  std::string           answer;

  qcrP->fill(bqP);
  bqP->release();  // qcrP just 'took over' the data from bqP, bqP no longer needed

  answer = postQueryContext(ciP, components, compV, parseDataP);

  if (ciP->httpStatusCode != SccOk)
  {
    parseDataP->qcr.res.release();
    return answer;
  }

  // 03. Render Entities response
  if (parseDataP->qcrs.res.contextElementResponseVector.size() == 0)
  {
    ciP->httpStatusCode = SccOk;
    answer = "[]";
  }
  else
  {
    entities.fill(&parseDataP->qcrs.res);

    TIMED_RENDER(answer = entities.render(ciP, EntitiesResponse));
  }

  // 04. Cleanup and return result
  entities.release();
  parseDataP->qcr.res.release();

  return answer;
}

/* ****************************************************************************
*
* getEntities - 
*
* GET /v2/entities
*
* Payload In:  None
* Payload Out: Entities
*
* URI parameters:
*   - limit=NUMBER
*   - offset=NUMBER
*   - count=true/false
*
* 01. Fill in QueryContextRequest
* 02. Call standard op postQueryContext
* 03. Render Entities response
* 04. Cleanup and return result
*/
std::string getEntities
(
  ConnectionInfo*            ciP,
  int                        components,
  std::vector<std::string>&  compV,
  ParseData*                 parseDataP
)
{
  std::string  answer;
  Entities     entities;


  // 01. Fill in QueryContextRequest
  parseDataP->qcr.res.fill(".*", "", "true", EntityTypeEmptyOrNotEmpty, "");
  

  // 02. Call standard op postQueryContext
  answer = postQueryContext(ciP, components, compV, parseDataP);


  // 03. Render Entities response
  if (parseDataP->qcrs.res.contextElementResponseVector.size() == 0)
  {
    ciP->httpStatusCode = SccOk;
    answer = "[]";
  }
  else
  {
    entities.fill(&parseDataP->qcrs.res);
    answer = entities.render(ciP, EntitiesResponse);
  }

  // 04. Cleanup and return result
  entities.release();
  parseDataP->qcr.res.release();

  return answer;
}

/* ****************************************************************************
*
* postBatchUpdate -
*
* POST /v2/op/update
*
* Payload In:  BatchUpdateRequest
* Payload Out: 201 or error
*
* URI parameters:
*   - limit=NUMBER
*   - offset=NUMBER
*   - options=keyValues
*/
std::string postBatchUpdate
(
  ConnectionInfo*            ciP,
  int                        components,
  std::vector<std::string>&  compV,
  ParseData*                 parseDataP
)
{
  BatchUpdate*           buP    = &parseDataP->bu.res;
  UpdateContextRequest*  upcrP  = &parseDataP->upcr.res;
  Entities               entities;
  std::string            answer;

  upcrP->fill(&buP->entities, buP->updateActionType.get());
  buP->release();  // upcrP just 'took over' the data from buP, buP is no longer needed
  parseDataP->upcr.res.present("");
  answer = postUpdateContext(ciP, components, compV, parseDataP);

  for (unsigned int ix = 0; ix < parseDataP->upcrs.res.contextElementResponseVector.size(); ++ix)
  {
    ContextElementResponse* cerP = parseDataP->upcrs.res.contextElementResponseVector[ix];

    if (cerP->statusCode.code != SccOk)
    {
      parseDataP->upcrs.res.errorCode.fill(cerP->statusCode);
    }
  }


  //
  // If an error is flagged by ciP->httpStatusCode, store it in parseDataP->upcrs.res.errorCode
  // for later processing (not sure this ever happen ...)
  //
  if (ciP->httpStatusCode != SccOk)
  {
    parseDataP->upcrs.res.errorCode.code     = ciP->httpStatusCode;
    parseDataP->upcrs.res.errorCode.details  = answer;
  }

  // If postUpdateContext gives back a parseDataP->upcrs with !200 OK in 'errorCode', transform to HTTP Status error
  if (parseDataP->upcrs.res.errorCode.code != SccOk)
  {
    OrionError   oe(parseDataP->upcrs.res.errorCode);

    ciP->httpStatusCode = parseDataP->upcrs.res.errorCode.code;

    // If 404 and details empty, assuming 'Entity not found'
    if ((parseDataP->upcrs.res.errorCode.code == SccContextElementNotFound) && (oe.details == ""))
    {
      oe.details = "Entity not found";
    }

    answer = oe.render(ciP, "");
  }
  else
  {
    //
    // NOTE
    //   For simplicity, 204 is always returned, even if entities are created
    //
    ciP->httpStatusCode = SccNoContent;
    answer = "";
  }

  // 04. Cleanup and return result
  entities.release();
  parseDataP->upcr.res.release();

  return answer;
}

//.........这里部分代码省略.........
    }

    //
    // As 'geometry' is present, so is 'coords' - checking coords
    //
    int noOfCoords = stringSplit(coords, ';', coordsV);

    if (noOfCoords == 0)
    {
      OrionError oe(SccBadRequest, "URI param /coords/ has no coordinates");

      TIMED_RENDER(out = oe.render(ciP, ""));

      return out;
    }

    if ((geo.areaType == "circle") && (noOfCoords != 1))
    {
      OrionError oe(SccBadRequest, "Too many coordinates for circle");

      TIMED_RENDER(out = oe.render(ciP, ""));

      return out;
    }

    if ((geo.areaType == "polygon") && (noOfCoords < 3))
    {
      OrionError oe(SccBadRequest, "Too few coordinates for polygon");

      TIMED_RENDER(out = oe.render(ciP, ""));

      return out;
    }
  }


  //
  // 01. Fill in QueryContextRequest - type "" is valid for all types
  //
  parseDataP->qcr.res.fill(pattern, ciP->uriParam["type"], "true", EntityTypeEmptyOrNotEmpty, "");

  // If URI param 'q' is given, its value must be put in a scope
  if (q != "")
  {
    Scope* scopeP = new Scope(SCOPE_TYPE_SIMPLE_QUERY, q);

    parseDataP->qcr.res.restriction.scopeVector.push_back(scopeP);
  }


  // If URI params 'geometry' and 'coords' are given, another scope is to be created for this
  if ((coords != "") && (geometry != ""))
  {
    Scope*       scopeP = new Scope(SCOPE_TYPE_LOCATION, "");
    std::string  errorString;

    if (scopeP->fill(&geo, coordsV, &errorString) != 0)
    {
      OrionError oe(SccBadRequest, errorString);

      TIMED_RENDER(out = oe.render(ciP, ""));

      return out;
    }

    parseDataP->qcr.res.restriction.scopeVector.push_back(scopeP);
  }


  // 02. Call standard op postQueryContext
  answer = postQueryContext(ciP, components, compV, parseDataP);

  if (ciP->httpStatusCode != SccOk)
  {
    // Something went wrong in the query, an invalid pattern for example

    parseDataP->qcr.res.release();

    return answer;
  }

  // 03. Render Entities response
  if (parseDataP->qcrs.res.contextElementResponseVector.size() == 0)
  {
    ciP->httpStatusCode = SccOk;
    answer = "[]";
  }
  else
  {
    entities.fill(&parseDataP->qcrs.res);

    TIMED_RENDER(answer = entities.render(ciP, EntitiesResponse));
  }

  // 04. Cleanup and return result
  entities.release();
  parseDataP->qcr.res.release();

  return answer;
}