Class Student

java.lang.Object
  Student

public class Student
extends java.lang.Object

Represents a student with a name and several test scores

Field Summary

static int	MAX_SCORE The maximum score (100)
static int	MIN_SCORE The minimum score (0)

Constructor Summary

Student()
Default: name is "" and each of 3 scores is 0

Student(java.lang.String nm)
Name is nm and each of 3 scores is 0

Student(java.lang.String nm, int n)
Name is nm and each of n scores is 0

Student(java.lang.String nm, int[] t)
Name is nm and the scores are taken from array t

Student(Student s)
Builds a copy of a student

Method Summary

int	getAverage()
int	getHighScore()
java.lang.String	getName()
int	getScore(int i)
void	setName(java.lang.String nm) Changes the studentŐs name
void	setScore(int i, int score)
java.lang.String	toString()
java.lang.String	validateData()

Methods inherited from class java.lang.Object

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

Field Detail

MIN_SCORE

public static int MIN_SCORE

The minimum score (0)

MAX_SCORE

public static int MAX_SCORE

The maximum score (100)

Constructor Detail

Student

public Student()

Default: name is "" and each of 3 scores is 0

Student

public Student(java.lang.String nm)

Name is nm and each of 3 scores is 0

Parameters:

nm - the name of the student

Student

public Student(java.lang.String nm,
               int n)

Name is nm and each of n scores is 0

Parameters:

nm - the name of the student

n - is the number of scores, each 0

Student

public Student(java.lang.String nm,
               int[] t)

Name is nm and the scores are taken from array t

Parameters:

nm - the name of the student

t - an array of test scores

Student

public Student(Student s)

Builds a copy of a student

Parameters:

s - the student to be copied

Method Detail

setName

public void setName(java.lang.String nm)

Changes the studentŐs name

Parameters:

nm - the new name

getName

public java.lang.String getName()

Returns:

the student's name

setScore

public void setScore(int i,
                     int score)

Parameters:

i - the ith

score - the ith score

Throws:

java.lang.IllegalArgumentException - if i < 1 or i > number of scores

java.lang.IllegalArgumentException - if score < MIN_SCORE or score > MAX_SCORE

getScore

public int getScore(int i)

Parameters:

i - the ith

Returns:

the student's ith score

Throws:

java.lang.IllegalArgumentException - if i < 1 or i > number of scores

getAverage

public int getAverage()

Returns:

the student's average score

getHighScore

public int getHighScore()

Returns:

the student's highest score

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

Returns:

the student's string representation

validateData

public java.lang.String validateData()

Returns:

null if there are no errors or an appropriate error message