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+/********************* */
+/*! \file Exceptions.java
+ ** \verbatim
+ ** Top contributors (to current version):
+ ** Andres Noetzli
+ ** This file is part of the CVC4 project.
+ ** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
+ ** in the top-level source directory) and their institutional affiliations.
+ ** All rights reserved. See the file COPYING in the top-level source
+ ** directory for licensing information.\endverbatim
+ **
+ ** \brief Catching CVC4 exceptions via the Java API.
+ **
+ ** A simple demonstration of catching CVC4 execptions via the Java API.
+ **/
+
+import edu.stanford.CVC4.*;
+
+public class Exceptions {
+ public static void main(String[] args) {
+ System.loadLibrary("cvc4jni");
+
+ ExprManager em = new ExprManager();
+ SmtEngine smt = new SmtEngine(em);
+
+ smt.setOption("produce-models", new SExpr(true));
+
+ // Setting an invalid option
+ try {
+ smt.setOption("non-existing", new SExpr(true));
+ System.exit(1);
+ } catch (edu.stanford.CVC4.Exception e) {
+ System.out.println(e.toString());
+ }
+
+ // Creating a term with an invalid type
+ try {
+ Type integer = em.integerType();
+ Expr x = em.mkVar("x", integer);
+ Expr invalidExpr = em.mkExpr(Kind.AND, x, x);
+ smt.checkSat(invalidExpr);
+ System.exit(1);
+ } catch (edu.stanford.CVC4.Exception e) {
+ System.out.println(e.toString());
+ }
+
+ // Asking for a model after unsat result
+ try {
+ smt.checkSat(em.mkConst(false));
+ smt.getModel();
+ System.exit(1);
+ } catch (edu.stanford.CVC4.Exception e) {
+ System.out.println(e.toString());
+ }
+ }
+}
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