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() {

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

    IO.println("Before valid use.");
    b = true;
    //@ assert Utils.is_bool(b);

    IO.println("After valid use.");
    IO.println("Before invalid use.");
    b = boolNil();
    //@ assert Utils.is_bool(b);

    IO.println("After invalid use.");
    return 0L;
  }
  /*@ pure @*/

  public static Boolean boolTrue() {

    Boolean ret_1 = true;
    //@ assert Utils.is_bool(ret_1);

    return ret_1;
  }
  /*@ pure @*/

  public static Boolean boolNil() {

    Boolean ret_2 = null;
    //@ assert ((ret_2 == null) || Utils.is_bool(ret_2));

    return ret_2;
  }

  public String toString() {

    return "Entry{}";
  }
}