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package edu.ncsu.csc.itrust.action;
import edu.ncsu.csc.itrust.action.base.EditEntryAction;
import edu.ncsu.csc.itrust.beans.EntryBean;
import edu.ncsu.csc.itrust.beans.SleepEntryBean;
import edu.ncsu.csc.itrust.dao.DAOFactory;
import edu.ncsu.csc.itrust.dao.mysql.SleepEntryDAO;
import edu.ncsu.csc.itrust.exception.DBException;
import edu.ncsu.csc.itrust.exception.FormValidationException;
import edu.ncsu.csc.itrust.exception.ITrustException;
import edu.ncsu.csc.itrust.validate.SleepEntryValidator;
/**
* EditSleepEntryAction.java
* Version 1
* 4/6/2105
* Copyright notice: none
* Responsible for editing a sleep entry from a patient's
* Sleep Diary.
*/
public class EditSleepEntryAction implements EditEntryAction {
private SleepEntryDAO sleepDAO;
private long loggedInMID;
private SleepEntryValidator sleepValidator;
/**
* Uses the factory to instantiate the SleepEntryDAO
* @param factory which DAOFactory to use
* @param loggedInMID who is currently logged in
*/
public EditSleepEntryAction(DAOFactory factory, long loggedInMID) {
sleepDAO = new SleepEntryDAO(factory);
this.loggedInMID = loggedInMID;
sleepValidator = new SleepEntryValidator();
}
/**
* Edits the sleep entry of a patient. It first checks to make sure that the
* patient has the ability to edit this sleep entry because it belongs to
* him. Patients should only be able to edit entries that belong to them.
* @param sleepEntry the bean to be updated
* @return the number of rows updated (0 means nothing happened,
* -1 means the logged in user cannot edit this sleep entry, and
* anything else is the number of rows updated which should never
* exceed 1)
* @throws ITrustException
*/
public int editEntry(EntryBean entry)
throws ITrustException, FormValidationException {
SleepEntryBean sleepEntry = (SleepEntryBean) entry;
int numUpdated;
if (sleepEntry.getPatientID() != loggedInMID) {
numUpdated = -1; //this user does not "own" this sleep entry
} else {
try {
//try to validate it
sleepValidator.validate(sleepEntry);
numUpdated = sleepDAO.updateSleepEntry(
sleepEntry.getEntryID(), loggedInMID, sleepEntry);
} catch (DBException d) {
throw new ITrustException("Error updating entry from "
+ "Sleep Diary");
}
}
return numUpdated;
}
}