jtulach@8: package impl;
jtulach@8: import api.API;
jtulach@8: 
jtulach@8: // BEGIN: theory.binary.constants.impl
jtulach@8: public class Impl extends API {
jtulach@8:     protected void init(int version) throws IllegalStateException {
jtulach@8:         if (version != API.VERSION) {
jtulach@8:           throw new IllegalStateException("Not the right API version error!");
jtulach@8:         }
jtulach@8:     }
jtulach@8: // END: theory.binary.constants.impl
jtulach@8:     
jtulach@8:     public static void main(String[] args) {
jtulach@8:         System.err.println("main expects version: " + API.VERSION);
jtulach@8:         new Impl();
jtulach@8:         System.err.println("done for version: " + API.VERSION);
jtulach@8:     }
jtulach@8: }