Package Singletons

Class InputManager

java.lang.Object

Singletons.InputManager

public class InputManager
extends Object

Singleton class to manage user input

Method Summary

Modifier and Type	Method	Description
boolean	getBoolean(String message)	Gets a boolean input from user
LocalDate	getDate()	Gets a date input from user Default message is "Enter date (dd-MM-yyyy): "
LocalDate	getDate(String message)
LocalDateTime	getDateTime()	Gets a date and time input from user
<E extends Enum<E>> E	getEnum(String s, Class<E> enumClass)	Gets an enum input from user
static InputManager	getInstance()
int	getInt()	Works just like getInt(String) but with no message
int	getInt(String message)	Gets an integer input from user Repeatedly asks for integer until a valid integer is entered
String	getNewPasswordInput(boolean passwordValidation)	Gets a new password input from user Repeatedly asks for password until a valid password is entered Requires confirmation of password
Prescription	getPrescription()
Scanner	getScanner()
<T> T	getSelection(String s, List<T> list)	Works just like getSelection(String, List, boolean) but with no option to go back
<T> SelectionResult<T>	getSelection(String s, List<T> list, boolean allowBack)	Gets a selection from a list of items
String	getString()	Works just like getString(String) but with no message
String	getString(String message)	Gets a string input from user
LocalTime	getTime()	Gets a time input from user Default message is "Enter time (HH:mm): "
String	getUniqueString(String message, Set<String> existingValues)	Gets a unique string input from user (Useful for unique usernames, ids, etc.)
int	goBackPrompt()	Prompts user to press enter to go back
TimeSlotWithDoctor	selectTimeSlot(LocalDate date, String patientId)	Shows a list of available timeslots for the selected date and allows them to select one.
boolean	validatePassword(String password)	Validate password Password must be at least 8 characters long Password must contain at least one digit, one lowercase letter, one uppercase letter, and one special character Password must not contain spaces Password cannot be 'password'

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

getInstance

public static InputManager getInstance()

getInt

public int getInt()

Works just like getInt(String) but with no message

See Also:

• getInt(String)

getInt

public int getInt(String message)

Gets an integer input from user Repeatedly asks for integer until a valid integer is entered

Parameters:

message - message to display to user

Returns:

valid integer entered by user

getString

public String getString()

Works just like getString(String) but with no message

See Also:

• getString(String)

getString

public String getString(String message)

Gets a string input from user

Parameters:

message - message to display to user

Returns:

string entered by user

getUniqueString

public String getUniqueString(String message,
 Set<String> existingValues)

Gets a unique string input from user (Useful for unique usernames, ids, etc.)

Parameters:

message - message to display to user

existingValues - set of existing values to check against

Returns:

unique string entered by user

getBoolean

public boolean getBoolean(String message)

Gets a boolean input from user

Parameters:

message - message to display to user

Returns:

true if user enters 'Y', false otherwise

goBackPrompt

public int goBackPrompt()

Prompts user to press enter to go back

Returns:

1 to indicate to continue showing the previous menu

getTime

public LocalTime getTime()

Gets a time input from user Default message is "Enter time (HH:mm): "

Returns:

time entered by user

getDate

public LocalDate getDate()

Gets a date input from user Default message is "Enter date (dd-MM-yyyy): "

Returns:

date entered by user

getDate

public LocalDate getDate(String message)

getDateTime

public LocalDateTime getDateTime()

Gets a date and time input from user

Returns:

date and time entered by user

getScanner

public Scanner getScanner()

getEnum

public <E extends Enum<E>> E getEnum(String s,
 Class<E> enumClass)

Gets an enum input from user

Type Parameters:

E - enum type

Parameters:

s - message to display to user

enumClass - enum class with values to choose from

Returns:

enum value selected by user

getSelection

public <T> T getSelection(String s,
 List<T> list)

Works just like getSelection(String, List, boolean) but with no option to go back

See Also:

• getSelection(String, List, boolean)

getSelection

public <T> SelectionResult<T> getSelection(String s,
 List<T> list,
 boolean allowBack)

Gets a selection from a list of items

Type Parameters:

T - type of items in list

Parameters:

s - message to display to user

list - list of items to choose from

allowBack - whether to allow user to go back

Returns:

item selected by user

getNewPasswordInput

public String getNewPasswordInput(boolean passwordValidation)

Gets a new password input from user Repeatedly asks for password until a valid password is entered Requires confirmation of password

Parameters:

passwordValidation - can toggle whether password validation is required (Mainly for testing)

Returns:

valid password entered by user

validatePassword

public boolean validatePassword(String password)

Validate password
Password must be at least 8 characters long
Password must contain at least one digit, one lowercase letter, one uppercase letter, and one special character
Password must not contain spaces
Password cannot be 'password'

Parameters:

password - password to validate

Returns:

true if password is valid, false otherwise

getPrescription

public Prescription getPrescription()

selectTimeSlot

public TimeSlotWithDoctor selectTimeSlot(LocalDate date,
 String patientId)

Shows a list of available timeslots for the selected date and allows them to select one.

Parameters:

date - The date for which to select a timeslot.

Returns:

The selected timeslot, or null if the user cancels the selection.