From 4df0005e2b56a8d37ce449774aea2ab8c2808bcb Mon Sep 17 00:00:00 2001
From: Federico Igne <federico.igne@cs.ox.ac.uk>
Date: Sun, 16 Aug 2020 17:09:24 +0100
Subject: Add code to access query answers programmatically

---
 src/main/scala/rsacomb/RSAOntology.scala | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/main/scala/rsacomb/RSAOntology.scala b/src/main/scala/rsacomb/RSAOntology.scala
index 06752ef..8303dd4 100644
--- a/src/main/scala/rsacomb/RSAOntology.scala
+++ b/src/main/scala/rsacomb/RSAOntology.scala
@@ -112,21 +112,19 @@ trait RSAOntology {
 
       // Retrieve all instances of PE
       println("\nQuery results:")
-      data.evaluateQuery(
+      val cursor = data.createCursor(
         prefixes,
         "SELECT ?X ?Y WHERE { ?X <internal:PE> ?Y }",
-        new HashMap[String, String](),
-        System.out,
-        "text/csv"
-      );
-
-      data.evaluateQuery(
-        prefixes,
-        "SELECT ?X ?Y WHERE { ?X <internal:E> ?Y }",
-        new HashMap[String, String](),
-        System.out,
-        "text/csv"
+        new HashMap[String, String]()
       );
+      var mul = cursor.open()
+      while (mul > 0) {
+        val res0 = cursor.getResource(0)
+        val res1 = cursor.getResource(1)
+        println(s"Answer: $res0 $res1")
+        mul = cursor.advance()
+      }
+      cursor.close();
 
       // Close connection to RDFox
       RDFoxUtil.closeConnection(server, data)
-- 
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