public class RembrandtAsynchronousFindingManagerImpl extends FindingsManager {
public static final String REMBRANDT_TASK_RESULT = "RembrandtTaskResult:";
private RembrandtPresentationTierCache presentationTierCache =
ApplicationFactory.getPresentationTierCache();
/**
* Submit query looks at the list of strategies it has available and chooses the correct strategy
* based on the queryDTO type. It then creates a new Task to be handed by to the user, while it
* called the execute method of the strategy asynchronously.
*/
public Task submitQuery(HttpSession session, QueryDTO queryDTO) throws FindingsQueryException {
Task task =
new Task(
REMBRANDT_TASK_RESULT + queryDTO.getQueryName(),
session.getId(),
FindingStatus.Running,
queryDTO);
task.setQueryDTO(queryDTO);
RembrandtTaskResult taskResult = new RembrandtTaskResult(task);
// presentationTierCache.addNonPersistableToSessionCache(taskResult.getTask().getCacheId(),
// taskResult.getTask().getId(), taskResult);
RembrandtAsynchronousFindingStrategy strategy =
new RembrandtAsynchronousFindingStrategy(taskResult, session);
strategy.executeQuery();
return task;
}
/**
* Submit query looks at the list of strategies it has available and chooses the correct strategy
* based on the queryDTO type. It then creates a new Task to be handed by to the user, while it
* called the execute method of the strategy asynchronously.
*
* @throws UnsupportedEncodingException
*/
public Task retrieveResultsFromFile(
String sessionID, String reportName, String userName, HttpSession session)
throws FindingsQueryException {
Task task =
new Task(
RembrandtAsynchronousFindingManagerImpl.REMBRANDT_TASK_RESULT + reportName,
sessionID,
FindingStatus.Retrieving,
null);
RembrandtTaskResult taskResult = new RembrandtTaskResult(task);
taskResult.setReportBeanCacheKey(reportName);
RembrandtAsynchronousFileRetrivalStrategy strategy =
new RembrandtAsynchronousFileRetrivalStrategy(taskResult, reportName, userName, session);
strategy.executeStrategy();
return task;
}
/**
* This method locates the desired Task by calling chooseStrategy in order to use the correct
* strategy to retrieve the Task and it status.
*
* @param task
* @return Task
*/
public Task checkStatus(Task task) {
SessionBasedFindingStrategy strategy = new RembrandtAsynchronousFindingStrategy();
TaskResult taskResult = strategy.retrieveTaskResult(task);
if (taskResult != null) {
task = taskResult.getTask();
}
return task;
}
/**
* This method locates the desired TaskResult by calling chooseStrategy in order to use the
* correct strategy to retrieve the result.
*
* @param task
* @return TaskResult
*/
public TaskResult getTaskResult(Task task) {
SessionBasedFindingStrategy strategy = new RembrandtAsynchronousFindingStrategy();
TaskResult taskResult = strategy.retrieveTaskResult(task);
return taskResult;
}
}
/**
* The DownloadZipFileAction class is used to get the zip file
*
* <p>
*
* @author mholck
* @see org.apache.struts.action.Action
*/
public class DownloadReportFileAction extends ActionSupport
implements SessionAware, ServletRequestAware {
private static Logger logger = Logger.getLogger(DownloadReportFileAction.class);
private RembrandtPresentationTierCache presentationTierCache =
ApplicationFactory.getPresentationTierCache();
private String dirPath = System.getProperty("gov.nih.nci.rembrandt.data_directory");
private MailConfig mailConfigInstance =
MailConfig.getInstance(ApplicationContext.GOV_NIH_NCI_REMBRANDT_PROPERTIES);
Map<String, Object> sessionMap;
HttpServletRequest servletRequest;
/**
* execute is called when this action is posted to
*
* <p>
*
* @param mapping The ActionMapping for this action as configured in struts
* @param form The ActionForm that posted to this action if any
* @param request The HttpServletRequest for the current post
* @param response The HttpServletResponse for the current post
*/
public String execute() throws Exception {
String reportName = (String) this.servletRequest.getParameter("reportName");
if (reportName == null) {
reportName = (String) this.servletRequest.getSession().getAttribute("emailFileName");
}
if (reportName != null) {
reportName = URLDecoder.decode(reportName, "UTF-8");
}
// Check if the user is logged in
String logged = (String) this.sessionMap.get("logged");
// if already logged in and file exists than download file
if ((logged != null && (logged.equals("yes")))) {
UserCredentials credentials =
(UserCredentials) this.sessionMap.get(RembrandtConstants.USER_CREDENTIALS);
RembrandtAsynchronousFindingManagerImpl asynchronousFindingManagerImpl =
new RembrandtAsynchronousFindingManagerImpl();
try {
asynchronousFindingManagerImpl.retrieveResultsFromFile(
this.servletRequest.getSession().getId(),
reportName,
credentials.getUserName(),
this.servletRequest.getSession());
} catch (FindingsQueryException e) {
logger.error(e.getMessage());
}
// Set the forward
logger.debug("redirecting to download");
return "viewResults";
} else // if((logged == null || !logged.equals("yes")))
{
// Set the forward
this.sessionMap.put("emailFileName", reportName);
logger.debug("redirecting to login");
return "registration";
}
}
@Override
public void setServletRequest(HttpServletRequest arg0) {
this.servletRequest = arg0;
}
@Override
public void setSession(Map<String, Object> arg0) {
this.sessionMap = arg0;
}
}
