Java StatusType類代碼示例

import com.google.visualization.datasource.base.StatusType; //導入依賴的package包/類
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
    throws IOException {
  DataTable data = generateMyDataTable();
  DataSourceRequest dsRequest = null;

  try {
    // Extract the datasource request parameters.
    dsRequest = new DataSourceRequest(req);

    // NOTE: If you want to work in restricted mode, which means that only
    // requests from the same domain can access the data source, uncomment the following call.
    //
    // DataSourceHelper.verifyAccessApproved(dsRequest);

    // Apply the query to the data table.
    DataTable newData = DataSourceHelper.applyQuery(dsRequest.getQuery(), data,
        dsRequest.getUserLocale());

    // Set the response.
    DataSourceHelper.setServletResponse(newData, dsRequest, resp);
  } catch (RuntimeException rte) {
    log.error("A runtime exception has occured", rte);
    ResponseStatus status = new ResponseStatus(StatusType.ERROR, ReasonType.INTERNAL_ERROR,
        rte.getMessage());
    if (dsRequest == null) {
      dsRequest = DataSourceRequest.getDefaultDataSourceRequest(req);
    }
    DataSourceHelper.setServletErrorResponse(status, dsRequest, resp);
  } catch (DataSourceException e) {
    if (dsRequest != null) {
      DataSourceHelper.setServletErrorResponse(e, dsRequest, resp);
    } else {
      DataSourceHelper.setServletErrorResponse(e, req, resp);
    }
  }
}
 

import com.google.visualization.datasource.base.StatusType; //導入依賴的package包/類
@Override
public Feed retrieveFeed(RequestContext request) throws FeedServerAdapterException {
  String tq = null;
  String tqh = null;
  String tqx = null;
  String out = null;

  if (request != null) {
    out = request.getParameter(PARAMETER_OUTPUT);
    tq = request.getParameter(PARAMETER_TQ);
    tqh = request.getParameter(PARAMETER_TQH);
    tqx = request.getParameter(PARAMETER_TQX);
  }

  if (!"gviz".equalsIgnoreCase(out)) {
    return super.retrieveFeed(request);
  }
  
  FeedInfo feedInfo = getFeedInfo(request);
  if (feedInfo == null) {
    throw new FeedServerAdapterException(Reason.ADAPTER_CONFIGURATION_NOT_CORRECT,
    "Missing feed info in configuration");
  }
  Feed dataFeed = super.retrieveFeed(request);

  DataTable dataTable = null;
  DataSourceParameters dataSourceParameters = null;
  String response = null;
  try {
    dataTable = getDataTable(dataFeed, feedInfo);
    Query query = DataSourceHelper.parseQuery(tq);
    dataTable = DataSourceHelper.applyQuery(query, dataTable, ULocale.getDefault());
    dataSourceParameters = new DataSourceParameters(tqx);
    response = JsonRenderer.renderJsonResponse(
        dataSourceParameters,
        new ResponseStatus(StatusType.OK),
        dataTable,
        true).toString();
  } catch (DataSourceException e) {
    response = JsonRenderer.renderJsonResponse(dataSourceParameters,
        ResponseStatus.getModifiedResponseStatus(ResponseStatus.createResponseStatus(e)),
        null, true).toString();
  }
  return generateGVizOutput(response);       
}
 

import com.google.visualization.datasource.base.StatusType; //導入依賴的package包/類
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
  DataSourceRequest dsRequest = null;

  try {
    // Extract the request parameters.
    dsRequest = new DataSourceRequest(req);

    // NOTE: If you want to work in restricted mode, which means that only
    // requests from the same domain can access the data source, you should
    // uncomment the following call.
    //
    // DataSourceHelper.verifyAccessApproved(dsRequest);

    // Split the query.
    QueryPair query = DataSourceHelper.splitQuery(dsRequest.getQuery(), Capabilities.SELECT);

    // Generate the data table.
    DataTable data = generateMyDataTable(query.getDataSourceQuery(), req);

    // Apply the completion query to the data table.
    DataTable newData = DataSourceHelper.applyQuery(query.getCompletionQuery(), data,
        dsRequest.getUserLocale());

    DataSourceHelper.setServletResponse(newData, dsRequest, resp);
  } catch (RuntimeException rte) {
    log.error("A runtime exception has occured", rte);
    ResponseStatus status = new ResponseStatus(StatusType.ERROR, ReasonType.INTERNAL_ERROR,
        rte.getMessage());
    if (dsRequest == null) {
      dsRequest = DataSourceRequest.getDefaultDataSourceRequest(req);
    }
    DataSourceHelper.setServletErrorResponse(status, dsRequest, resp);
  } catch (DataSourceException e) {
    if (dsRequest != null) {
      DataSourceHelper.setServletErrorResponse(e, dsRequest, resp);
    } else {
      DataSourceHelper.setServletErrorResponse(e, req, resp);
    }
  }
}