From 6590a0277e6e45a2d6c7fab3c58192cfec1817b3 Mon Sep 17 00:00:00 2001
From: Yasuo Honda <yasuo.honda@gmail.com>
Date: Mon, 13 Apr 2026 22:58:34 +0900
Subject: [PATCH] Replace File.exists? with File.exist?

File.exists? was removed in Ruby 4.0 / JRuby 10.1, causing
JDBC driver loading to fail with NoMethodError.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 lib/plsql/jdbc_connection.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/plsql/jdbc_connection.rb b/lib/plsql/jdbc_connection.rb
index 162b0ee..95900b8 100644
--- a/lib/plsql/jdbc_connection.rb
+++ b/lib/plsql/jdbc_connection.rb
@@ -25,7 +25,7 @@
     ["./lib"].concat($LOAD_PATH).concat(env_path).detect do |dir|
       # check any compatible JDBC driver in the priority order
       ojdbc_jars.any? do |ojdbc_jar|
-        if File.exists?(file_path = File.join(dir, ojdbc_jar))
+        if File.exist?(file_path = File.join(dir, ojdbc_jar))
           require file_path
           true
         end