From cb11a87a71cb7d502a20dbaf19a0d89f57e97079 Mon Sep 17 00:00:00 2001
From: Tobias Eidelpes <tobias@eidelpes.info>
Date: Wed, 7 Apr 2021 12:11:16 +0200
Subject: [PATCH] Add logging output (1.4.2 & 1.4.3)

---
 .../java/dst/ass1/doc/impl/DocumentQuery.java | 25 ++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/ass1-doc/src/main/java/dst/ass1/doc/impl/DocumentQuery.java b/ass1-doc/src/main/java/dst/ass1/doc/impl/DocumentQuery.java
index ad74fcf..d1fae1f 100644
--- a/ass1-doc/src/main/java/dst/ass1/doc/impl/DocumentQuery.java
+++ b/ass1-doc/src/main/java/dst/ass1/doc/impl/DocumentQuery.java
@@ -37,6 +37,9 @@ public class DocumentQuery implements IDocumentQuery {
 
         List<Long> result = new ArrayList<>();
 
+        System.out.printf("Searching for locations within %sm of longitude %s and latitude %s%n",
+                                                            radius, longitude, latitude);
+
         MongoCursor<Document> cursor = collection.find(
                 Filters.and(
                         Filters.regex(M_LOCATION_NAME, ".*" + name + ".*"),
@@ -45,12 +48,20 @@ public class DocumentQuery implements IDocumentQuery {
         ).projection(Projections.include(I_LOCATION)).iterator();
 
         try {
-            while (cursor.hasNext())
-                result.add(cursor.next().getLong(I_LOCATION));
+            while (cursor.hasNext()) {
+                Document next = cursor.next();
+                System.out.printf("Adding location with id %s to results%n", next.getLong("location_id"));
+                result.add(next.getLong(I_LOCATION));
+            }
         } finally {
             cursor.close();
         }
 
+        if (result.isEmpty())
+            System.out.println("No locations with the given criteria found!");
+        else
+            System.out.println("Final result list: " + result.toString());
+
         return result;
     }
 
@@ -77,12 +88,20 @@ public class DocumentQuery implements IDocumentQuery {
 
         try {
             while (cursor.hasNext()) {
-                result.add(cursor.next());
+                Document next = cursor.next();
+                System.out.printf("Adding category %s with value %s to results%n",
+                                next.getString("_id"), next.getDouble("value"));
+                result.add(next);
             }
         } finally {
             cursor.close();
         }
 
+        if (result.isEmpty())
+            System.out.println("No categories found for type == 'place'!");
+        else
+            System.out.println("Final result list: " + result.toString());
+
         return result;
     }
 }