From ef4dfab3c29868bb1069a5251b153c26674f4841 Mon Sep 17 00:00:00 2001
From: Nathaniel <nathaniel.davidson@gmail.com>
Date: Thu, 7 Dec 2023 01:58:28 -0700
Subject: [PATCH] only insert 1 entry for each dataentry

---
 build.gradle                                         |  2 +-
 .../nucleodb/library/database/index/TrieIndex.java   | 12 ++++++++----
 .../nucleodb/library/database/index/trie/Entry.java  |  5 ++---
 3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/build.gradle b/build.gradle
index 49ed64a..16e6a9b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ plugins {
 }
 
 group = 'com.nucleodb'
-version = '1.13.5'
+version = '1.13.6'
 
 repositories {
     mavenCentral()
diff --git a/src/main/java/com/nucleodb/library/database/index/TrieIndex.java b/src/main/java/com/nucleodb/library/database/index/TrieIndex.java
index b72f79c..27624b9 100644
--- a/src/main/java/com/nucleodb/library/database/index/TrieIndex.java
+++ b/src/main/java/com/nucleodb/library/database/index/TrieIndex.java
@@ -45,9 +45,14 @@ Node getNodeFromIntBuffer(TreeMap<Integer, Node> treeMap, int character) {
 
   @Override
   public void add(T obj) throws JsonProcessingException {
+    String key = getKey(obj);
+    Entry entry = entries.get(key);
+    if(entry==null){
+      entry = new Entry(obj);
+    }
     for (Object o : getIndexValue(obj)) {
       if(o instanceof String){
-        insert(obj, (String) o);
+        insert(entry, (String) o);
       }
     }
   }
@@ -126,7 +131,7 @@ public void delete(Entry entry){
   }
 
   public void insert(T obj, String val) {
-    Entry entry = new Entry(obj, new Stack<>());
+    Entry entry = new Entry(obj);
     insert(entry, val);
   }
 
@@ -134,7 +139,6 @@ public void insert(Entry entry, String val) {
     String key = getKey((T)entry.getData());
     PrimitiveIterator.OfInt iterator = val.chars().iterator();
     Node tmp = this.root;
-    Stack<Node> nodePath = entry.getLastNodes();
     while (iterator.hasNext()) {
       int character = iterator.next();
       Node nodeTraversal = getNodeFromIntBuffer(tmp.getNodes(), character);
@@ -148,7 +152,7 @@ public void insert(Entry entry, String val) {
       tmp = nodeTraversal;
       tmp.getPartialEntries().add(entry);
     }
-    nodePath.add(tmp); // add leaf
+    entry.getLastNodes().add(tmp); // add leaf
     entries.put(key, entry);
     tmp.getEntries().add(entry);
   }
diff --git a/src/main/java/com/nucleodb/library/database/index/trie/Entry.java b/src/main/java/com/nucleodb/library/database/index/trie/Entry.java
index 3c48eda..f64d410 100644
--- a/src/main/java/com/nucleodb/library/database/index/trie/Entry.java
+++ b/src/main/java/com/nucleodb/library/database/index/trie/Entry.java
@@ -7,11 +7,10 @@
 public class Entry<T>{
   T data;
 
-  Stack<Node> lastNodes;
+  Stack<Node> lastNodes = new Stack<>();
 
-  public Entry(T data, Stack<Node> nodes) {
+  public Entry(T data) {
     this.data = data;
-    this.lastNodes = nodes;
   }
 
   public T getData() {