Update of /cvsroot/webmacro/webmacro/src/org/webmacro/servlet
In directory sc8-pr-cvs1:/tmp/cvs-serv24328
Modified Files:
MathTool.java
Log Message:
Fixed bug in random().
Added main method with a test.
Index: MathTool.java
===================================================================
RCS file: /cvsroot/webmacro/webmacro/src/org/webmacro/servlet/MathTool.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** MathTool.java 10 Nov 2002 21:26:54 -0000 1.5
--- MathTool.java 28 Mar 2003 02:46:00 -0000 1.6
***************
*** 99,103 ****
*/
public static final int random(int start, int end) {
! return start + (int) (end *java.lang.Math.random()/(Integer.MAX_VALUE+1.0));
}
--- 99,103 ----
*/
public static final int random(int start, int end) {
! return start + (int)((end - start + 1) * java.lang.Math.random());
}
***************
*** 186,189 ****
--- 186,198 ----
*/
public void destroy(Object o) {
+ }
+
+ public static void main(String[] args){
+ System.out.println("Generating 200 random ints between 10 and 99 inclusive:");
+ for (int i=0; i<200; i++){
+ System.out.print(MathTool.random(10, 99) + " ");
+ if (((i + 1) % 20) == 0) System.out.println();
+ }
+ System.out.println("\nDone.");
}
}
|
