Rename NodePathSearchCriteria.groupIndex (#34971)

Author: terrymanu

mode/node/src/main/java/org/apache/shardingsphere/mode/node/path/engine/searcher/NodePathSearchCriteria.java

@@ -32,5 +32,5 @@ public final class NodePathSearchCriteria {
 
     private final boolean containsChildPath;
 
-    private final int searchSegmentIndex;
+    private final int groupIndex;
 }

mode/node/src/main/java/org/apache/shardingsphere/mode/node/path/engine/searcher/NodePathSearcher.java

@@ -43,7 +43,7 @@ public final class NodePathSearcher {
      */
     public static Optional<String> find(final String path, final NodePathSearchCriteria criteria) {
         Matcher matcher = createPattern(criteria.getSearchExample(), criteria.isContainsChildPath()).matcher(path);
-        return matcher.find() ? Optional.of(matcher.group(criteria.getSearchSegmentIndex())) : Optional.empty();
+        return matcher.find() ? Optional.of(matcher.group(criteria.getGroupIndex())) : Optional.empty();
     }
 
     /**