Entry.java

package project;

import java.util.*;
import org.overture.codegen.runtime.*;
import org.overture.codegen.vdm2jml.runtime.*;

@SuppressWarnings("all")
//@ nullable_by_default

final public class Entry {
  /*@ spec_public @*/

  private static project.Entrytypes.St St = new project.Entrytypes.St(0L);
  /*@ public ghost static boolean invChecksOn = true; @*/

  private Entry() {}

  public static Object Run() {

    final Number ignorePattern_1 = opRet(1L);
    //@ assert Utils.is_nat(ignorePattern_1);

    final Number ignorePattern_2 = f(3L);
    //@ assert Utils.is_nat(ignorePattern_2);

    {
      opVoid();
      IO.println("Before breaking post condition");
      {
        final Number ignorePattern_3 = opRet(4L);
        //@ assert Utils.is_nat(ignorePattern_3);

        /* skip */
      }

      IO.println("After breaking post condition");
      return 0L;
    }
  }
  //@ ensures post_opVoid(\old(St.copy()),St);

  public static void opVoid() {

    //@ assert St != null;

    St.set_x(St.get_x().longValue() + 1L);
  }
  //@ ensures post_opRet(a,\result,\old(St.copy()),St);

  public static Number opRet(final Number a) {

    //@ assert Utils.is_nat(a);

    //@ assert St != null;

    St.set_x(St.get_x().longValue() + 1L);

    Number ret_1 = St.get_x();
    //@ assert Utils.is_nat(ret_1);

    return ret_1;
  }
  //@ ensures post_f(a,\result);
  /*@ pure @*/

  public static Number f(final Number a) {

    //@ assert Utils.is_nat(a);

    if (Utils.equals(Utils.mod(a.longValue(), 2L), 0L)) {
      Number ret_2 = a.longValue() + 2L;
      //@ assert Utils.is_nat(ret_2);

      return ret_2;

    } else {
      Number ret_3 = a.longValue() + 1L;
      //@ assert Utils.is_nat(ret_3);

      return ret_3;
    }
  }
  /*@ pure @*/

  public static Boolean post_opVoid(
      final project.Entrytypes.St _St, final project.Entrytypes.St St) {

    //@ assert Utils.is_(_St,project.Entrytypes.St.class);

    //@ assert Utils.is_(St,project.Entrytypes.St.class);

    Boolean ret_4 = Utils.equals(St.get_x(), _St.get_x().longValue() + 1L);
    //@ assert Utils.is_bool(ret_4);

    return ret_4;
  }
  /*@ pure @*/

  public static Boolean post_opRet(
      final Number a,
      final Number RESULT,
      final project.Entrytypes.St _St,
      final project.Entrytypes.St St) {

    //@ assert Utils.is_nat(a);

    //@ assert Utils.is_nat(RESULT);

    //@ assert Utils.is_(_St,project.Entrytypes.St.class);

    //@ assert Utils.is_(St,project.Entrytypes.St.class);

    Boolean andResult_1 = false;
    //@ assert Utils.is_bool(andResult_1);

    if (Utils.equals(St.get_x(), _St.get_x().longValue() + 1L)) {
      if (Utils.equals(RESULT, a)) {
        andResult_1 = true;
        //@ assert Utils.is_bool(andResult_1);

      }
    }

    Boolean ret_5 = andResult_1;
    //@ assert Utils.is_bool(ret_5);

    return ret_5;
  }
  /*@ pure @*/

  public static Boolean post_f(final Number a, final Number RESULT) {

    //@ assert Utils.is_nat(a);

    //@ assert Utils.is_nat(RESULT);

    Boolean ret_6 = Utils.equals(Utils.mod(RESULT.longValue(), 2L), 0L);
    //@ assert Utils.is_bool(ret_6);

    return ret_6;
  }

  public String toString() {

    return "Entry{" + "St := " + Utils.toString(St) + "}";
  }
}