Field

java.lang.Object

pt.tecnico.uilib.forms.Field<Type>

Type Parameters:: Type - is the type of the data to be read in the field.

Direct Known Subclasses:: FieldNone

public abstract class Field<Type> extends Object

This class represents an input field in a form.

Field Summary

Fields

Modifier and Type

Field

Description

protected Type

_value

value to be read
Constructor Summary

Constructors

Modifier

Constructor

Description

protected

Field()

Build an Input without a title

protected

Field(String prompt)
Method Summary

Modifier and Type

Method

Description

void

clear()

Mark the Input as unread

boolean

cleared()

protected void

dirty()

Mark the Input as read

boolean

isReadOnly()

Is the input field read-only.

abstract boolean

parse(String in)

Each Input must parse its own specific type of value, written in accordance with the specific regular expression.

String

prompt()

void

set(Type value)

String

toString()

Type

value()

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details
- _value
  
  protected Type _value
  
  value to be read
Constructor Details
- Field
  
  protected Field()
  
  Build an Input without a title
- Field
  
  protected Field(String prompt)
  
  Parameters:
  
  prompt - the prompt for the requested value
  
  regex - the regular expression to be matched
Method Details
- prompt
  
  public String prompt()
  
  Returns:
  
  the description of the request
- set
  
  public void set(Type value)
  
  Parameters:
  
  value - the new value
- value
  
  public Type value()
  
  Returns:
  
  the value
- clear
  
  public void clear()
  
  Mark the Input as unread
- dirty
  
  protected void dirty()
  
  Mark the Input as read
- cleared
  
  public boolean cleared()
  
  Returns:
  
  true if the Input is cleared
- isReadOnly
  
  public boolean isReadOnly()
  
  Is the input field read-only.
- parse
  
  public abstract boolean parse(String in)
  
  Each Input must parse its own specific type of value, written in accordance with the specific regular expression.
  
  Parameters:
  
  in - the string to be parsed
  
  Returns:
  
  the status of parsing success
- toString
  public String toString()
  
  Overrides:
  
  toString in class Object
  
  See Also:
  
  Object.toString()