Class Triangle

java.lang.Object

Triangle

public class Triangle
extends Object

This class represents a triangle. A triangle has three points.

Constructor Summary

Constructors

Constructor and Description
Triangle(Point first, Point second, Point third) Initializes this triangle with the given points.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object object) Tests whether this triangle is the same as the given object.
Point	getFirst() Returns the first point of this triangle.
Point	getSecond() Returns the second point of this triangle.
Point	getThird() Returns the third point of this triangle.
int	hashCode() Returns the hash code of this triangle.
String	toString() Returns a string representation of this triangle.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Triangle

public Triangle(Point first,
        Point second,
        Point third)

Initializes this triangle with the given points.

Parameters:

first - a point of this triangle.

second - a point of this triangle.

third - a point of this triangle.

Precondition:

first != null, second != null, third != null

Method Detail

getFirst

public Point getFirst()

Returns the first point of this triangle.

Returns:

the first point of this triangle.

getSecond

public Point getSecond()

Returns the second point of this triangle.

Returns:

the second point of this triangle.

getThird

public Point getThird()

Returns the third point of this triangle.

Returns:

the third point of this triangle.

hashCode

public int hashCode()

Returns the hash code of this triangle.

Overrides:

hashCode in class Object

Returns:

the hash code of this triangle.

equals

public boolean equals(Object object)

Tests whether this triangle is the same as the given object. Two triangles are the same if they have the same points.

Overrides:

equals in class Object

Parameters:

object - an object.

Returns:

true if this triangle is the same as the given object, false otherwise.

toString

public String toString()

Returns a string representation of this triangle.

Overrides:

toString in class Object

Returns:

a string representation of this triangle.