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 {
  /*@ public ghost static boolean invChecksOn = true; @*/

  private Entry() {}

  public static Object Run() {

    Object r = new project.Entrytypes.A1(new project.Entrytypes.A2(1L));
    //@ assert (Utils.is_(r,project.Entrytypes.A1.class) || Utils.is_(r,project.Entrytypes.B1.class));

    IO.println("Before valid use");
    Object apply_1 = null;
    if (r instanceof project.Entrytypes.A1) {
      apply_1 = ((project.Entrytypes.A1) r).get_f();
      //@ assert (Utils.is_(apply_1,project.Entrytypes.A2.class) || Utils.is_(apply_1,project.Entrytypes.B2.class));

    } else if (r instanceof project.Entrytypes.B1) {
      apply_1 = ((project.Entrytypes.B1) r).get_f();
      //@ assert (Utils.is_(apply_1,project.Entrytypes.A2.class) || Utils.is_(apply_1,project.Entrytypes.B2.class));

    } else {
      throw new RuntimeException("Missing member: f");
    }

    Object stateDes_1 = apply_1;
    if (stateDes_1 instanceof project.Entrytypes.A2) {
      //@ assert stateDes_1 != null;

      ((project.Entrytypes.A2) stateDes_1).set_x(5L);
      //@ assert (Utils.is_(r,project.Entrytypes.A1.class) || Utils.is_(r,project.Entrytypes.B1.class));

      //@ assert r instanceof project.Entrytypes.B1 ==> ((project.Entrytypes.B1) r).valid();

      //@ assert r instanceof project.Entrytypes.A1 ==> ((project.Entrytypes.A1) r).valid();

    } else if (stateDes_1 instanceof project.Entrytypes.B2) {
      //@ assert stateDes_1 != null;

      ((project.Entrytypes.B2) stateDes_1).set_x(5L);
      //@ assert (Utils.is_(r,project.Entrytypes.A1.class) || Utils.is_(r,project.Entrytypes.B1.class));

      //@ assert r instanceof project.Entrytypes.B1 ==> ((project.Entrytypes.B1) r).valid();

      //@ assert r instanceof project.Entrytypes.A1 ==> ((project.Entrytypes.A1) r).valid();

    } else {
      throw new RuntimeException("Missing member: x");
    }

    IO.println("After valid use");
    IO.println("Before illegal use");
    Object apply_2 = null;
    if (r instanceof project.Entrytypes.A1) {
      apply_2 = ((project.Entrytypes.A1) r).get_f();
      //@ assert (Utils.is_(apply_2,project.Entrytypes.A2.class) || Utils.is_(apply_2,project.Entrytypes.B2.class));

    } else if (r instanceof project.Entrytypes.B1) {
      apply_2 = ((project.Entrytypes.B1) r).get_f();
      //@ assert (Utils.is_(apply_2,project.Entrytypes.A2.class) || Utils.is_(apply_2,project.Entrytypes.B2.class));

    } else {
      throw new RuntimeException("Missing member: f");
    }

    Object stateDes_2 = apply_2;
    if (stateDes_2 instanceof project.Entrytypes.A2) {
      //@ assert stateDes_2 != null;

      ((project.Entrytypes.A2) stateDes_2).set_x(-5L);
      //@ assert (Utils.is_(r,project.Entrytypes.A1.class) || Utils.is_(r,project.Entrytypes.B1.class));

      //@ assert r instanceof project.Entrytypes.B1 ==> ((project.Entrytypes.B1) r).valid();

      //@ assert r instanceof project.Entrytypes.A1 ==> ((project.Entrytypes.A1) r).valid();

    } else if (stateDes_2 instanceof project.Entrytypes.B2) {
      //@ assert stateDes_2 != null;

      ((project.Entrytypes.B2) stateDes_2).set_x(-5L);
      //@ assert (Utils.is_(r,project.Entrytypes.A1.class) || Utils.is_(r,project.Entrytypes.B1.class));

      //@ assert r instanceof project.Entrytypes.B1 ==> ((project.Entrytypes.B1) r).valid();

      //@ assert r instanceof project.Entrytypes.A1 ==> ((project.Entrytypes.A1) r).valid();

    } else {
      throw new RuntimeException("Missing member: x");
    }

    IO.println("After illegal use");
    return 0L;
  }

  public String toString() {

    return "Entry{}";
  }
}