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() {

    VDMMap m = MapUtil.map(new Maplet('a', 1L), new Maplet(1L, 2L));
    //@ assert ((V2J.isMap(m) && (\forall int i; 0 <= i && i < V2J.size(m); true && true)) && inv_Entry_M(m));

    //@ assert m != null;

    Utils.mapSeqUpdate(m, 'a', 2L);
    //@ assert ((V2J.isMap(m) && (\forall int i; 0 <= i && i < V2J.size(m); true && true)) && inv_Entry_M(m));

    //@ assert m != null;

    Utils.mapSeqUpdate(m, 1L, 2L);
    //@ assert ((V2J.isMap(m) && (\forall int i; 0 <= i && i < V2J.size(m); true && true)) && inv_Entry_M(m));

    IO.println("Breaking named type invariant for sequence");
    //@ assert m != null;

    Utils.mapSeqUpdate(m, 2L, 10L);
    //@ assert ((V2J.isMap(m) && (\forall int i; 0 <= i && i < V2J.size(m); true && true)) && inv_Entry_M(m));

    return 0L;
  }

  public String toString() {

    return "Entry{}";
  }

  /*@ pure @*/
  /*@ helper @*/

  public static Boolean inv_Entry_M(final Object check_m) {

    VDMMap m = ((VDMMap) check_m);

    Boolean forAllExpResult_1 = true;
    VDMSet set_1 = MapUtil.dom(Utils.copy(m));
    for (Iterator iterator_1 = set_1.iterator(); iterator_1.hasNext() && forAllExpResult_1; ) {
      Object x = ((Object) iterator_1.next());
      Boolean orResult_1 = false;

      Boolean andResult_1 = false;

      if (Utils.is_nat(x)) {
        if (Utils.is_nat(Utils.get(m, x))) {
          andResult_1 = true;
        }
      }

      if (!(andResult_1)) {
        orResult_1 = true;
      } else {
        orResult_1 = Utils.equals(((Number) x).doubleValue() + 1L, Utils.get(m, x));
      }

      forAllExpResult_1 = orResult_1;
    }
    return forAllExpResult_1;
  }
}