The following text was written to the standard output stream when the ShapesThing.java program was executed from Netbeans.
square =Square side=400.0 area of square = 160000.0 perimeter of square = 1600.0 diagnonal of square = 565.685424949238 disk =Circle radius=200.0 area of disk = 125663.70614359173 perimeter of disk = 1256.6370614359173 diamond = side=282.842712474619 diamond =Square 80000.0