Home can i define more than one public class in a java package
 i want to create a java package containing some classes .But non public classes cannot be accessed from outside a package so i write this code a saved it as Box.java package mypack; public class Box { int length,breadth,height; public Box(int l,int b,int h) { length=l; breadth=b; height=h; } public int vol() { return length*breadth*height; } } public class circle { int r; public circle(int rr) { r=rr; } public float area() { return (3.14f*r*r); } }  is it possible to create a package like this . if possible what file name should i give it 'Box.java' or 'circle.java'