- All Known Implementing Classes:
- PropertyEditorSupport
- See Also:
- Top Examples, Source Code
void addPropertyChangeListener(PropertyChangeListener listener)
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
String getAsText()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
Component getCustomEditor()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
String getJavaInitializationString()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
String[] getTags()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
Object getValue()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
[1773]
By Anonymous on 2006/06/05 12:25:04 Rate
// Write comments for programmer identification and to describe
// what the program does.
import java.util.Scanner;
import java.lang.Math;
public class CalcAge
{
static Scanner console = new Scanner ( System.in ) ;
public static void main ( String [ ] args )
{
int currentYear = 0, currentMonth = 0, year, month, age; String line;
char again = 'y';
System.out.println ( "This program asks you to enter today's " + "year in 4-digits.\n"
+ "Then it asks you to enter today's month number.\n\n" + "In the next step you will be asked to enter "
+ "the 4-digit year of your birth.\n"
+ "Then you will be asked to enter the month number " + "of your birth.\n\n"
+ "The program will calculate and display how old you " + " are in years and months.\n\n" ) ;
while ( currentYear < 2006 || currentMonth < 1 || currentMonth > 12 )
{
// Call the method getValue with the String argument,
// "Enter today's 4-digit year: "
currentYear = getValue;
if ( currentYear < 2006 )
System.out.println ( "You did not enter current year.\n" ) ;
else
{
// Call the method getValue with the String argument,
// "Enter today's month number: "
currentMonth = getValue;
if ( currentMonth < 1 || currentMonth > 12 )
System.out.println ( "You did not enter a month" + "between 1 and 12.\n" ) ;
}
}
while ( again == 'y' )
{
// Call the method getValue with the String argument,
// "Enter the 4-digit year of your birth: "
year = getValue;
if ( year > currentYear || year < 1 ) {
System.out.println ( "You did not enter a valid year.\n" ) ;
continue;
}
// Call the method getValue with the String argument,
// "Enter the month number of your birth: "
month = getKetter;
if ( month < 1 || month > 12 ) {
System.out.println ( "You did not enter a valid" + "month. \n" ) ;
continue;
}
if ( currentMonth > month ) {
age = currentYear - year;
month = currentMonth - month;
}
else if ( currentMonth == month ) {
age = currentYear - year;
month = 0;
}
else { //currentMonth < month
age = currentYear - year - 1;
month = 12 - month + currentMonth;
}
if ( ( age < 0 || age > 120 ) || ( age == 0 && month < 0 ) )
{
System.out.println ( "You did not enter valid dates.\n" ) ;
continue;
}
System.out.println ( "You are " + age + " years and " + month + " months old. \n" ) ;
// Call the method getLetter with the String argument,
// "Do you want to enter more data? y/n "
again = getLetter;
} // end while
} //end of main
// Write the heading for the value-returning method
// getValue, which has a String formal parameter
// named message.
{
int value;
System.out.print ( message ) ;
System.out.flush ( ) ;
value = console.nextInt ( ) ;
return value;
} //end of getValue
// Write the heading for the value-returning method
// getLetter, which has a String formal parameter
// named message.
{
char letter;
String line;
System.out.print ( message ) ;
System.out.flush ( ) ;
line = console.next ( ) ;
letter = line.charAt ( 0 ) ;
return letter;
} // end of getLetter
} // end of class
boolean isPaintable()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
void paintValue(Graphics gfx,
Rectangle box)- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
void removePropertyChangeListener(PropertyChangeListener listener)
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
void setAsText(String text)
throws IllegalArgumentException- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
void setValue(Object value)
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
boolean supportsCustomEditor()
- Geek's Notes:
- Description Add your codes or notes Search More Java Examples
Java API By Example, From Geeks To Geeks.