How to do this on JAVA ?

MyTriangle MyPoint -v1:MyPoint -v2:MyPoint -v3:MyPoint +MyTriangle(x1:int,yl:int, -x:int vertices -y:int x2:int,y2:int,x3:int, "MyTriangle[v1-(x1,y1), v2-(x2,y2),v3-(x3,y3)]" y3:int) +MyTriangle (v1:MyPoint, .-' Use MyPoint's distance) to compute the length of the edge:s v2:MyPoint, v3:MyPoint) +toString():String +getPerimeter():double +getTvpe(): String L- Equilateral" or "Isosceles" or "Scalene