Groovy example source code file (thinkOfANumber.groovy)

This example Groovy source code file (thinkOfANumber.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Groovy tags/keywords

can, can, numberformatexception, numberformatexception, the, the, tough, well, well

The Groovy thinkOfANumber.groovy source code

/** 
 * Simple game
 * @author: Jeremy Rayner
 * based on algorithms from INPUT/Marshall Cavendish/1984
 */
while (true) {
    try {
        int x = Math.random() * 6
        print "The computer has chosen a number between 0 and 5. Can you guess it?"
              
        def line = System.in.readLine()
        int g = line.toInteger()
        if (g == x) {
           println "Well done" 
        } else {
           println "Tough luck - you're wrong"
        }
     } catch (NumberFormatException e) {
         println "The computer didn't understand '$line'"
     }
}