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afoucret · Oct 25, 2024 · ee2f7f8 · ee2f7f8
1 parent 08c08f6
commit ee2f7f8
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/x-pack/plugin/kql/src/main/java/org/elasticsearch/xpack/kql/parser/ParserUtils.java b/x-pack/plugin/kql/src/main/java/org/elasticsearch/xpack/kql/parser/ParserUtils.java
@@ -27,6 +27,7 @@ public final class ParserUtils {
     private static final String UNQUOTED_LITERAL_TERM_DELIMITER = " ";
     private static final char ESCAPE_CHAR = '\\';
     private static final char QUOTE_CHAR = '"';
+    private static final char WILDCARD_CHAR = '"';
 
     private ParserUtils() {
         throw new UnsupportedOperationException("No need to instantiate this class");
@@ -102,11 +103,11 @@ public static String escapeLuceneQueryString(String queryText, boolean preserveW
         if (preserveWildcards) {
             StringBuilder escapedQuery = new StringBuilder(queryText.length());
             StringBuilder subpart = new StringBuilder(queryText.length());
-            for (int i = 0; i < queryText.length(); i++) {
-                char currentChar = queryText.charAt(i);
-                if (currentChar == '*') {
+
+            for (char currentChar : queryText.toCharArray()) {
+                if (currentChar == WILDCARD_CHAR) {
                     escapedQuery.append(QueryParser.escape(subpart.toString())).append(currentChar);
-                    subpart = new StringBuilder(queryText.length() - i);
+                    subpart.setLength(0);
                 } else {
                     subpart.append(currentChar);
                 }