#915 JDBC 4.5 support: getJDBCMinorVersion should report 5 on Java 26+

Author: mrotteveel

src/main/org/firebirdsql/jdbc/FBDatabaseMetaData.java

@@ -2047,7 +2047,11 @@ private CatalogMetadataInfo getCatalogMetadata() {
     private static final int JDBC_MINOR_VERSION = determineJDBCMinorVersion();
 
     private static int determineJDBCMinorVersion() {
-        if (Runtime.version().feature() >= 24) {
+        int feature = Runtime.version().feature();
+        if (feature >= 26) {
+            // Java 26 and higher: JDBC 4.5
+            return 5;
+        } else if (feature >= 24) {
             // Java 24 and higher: JDBC 4.4
             return 4;
         }

src/test/org/firebirdsql/jdbc/FBDatabaseMetaDataTest.java

@@ -2,13 +2,12 @@
  SPDX-FileCopyrightText: Copyright 2001-2002 David Jencks
  SPDX-FileCopyrightText: Copyright 2002-2010 Roman Rokytskyy
  SPDX-FileCopyrightText: Copyright 2002-2003 Blas Rodriguez Somoza
- SPDX-FileCopyrightText: Copyright 2011-2025 Mark Rotteveel
+ SPDX-FileCopyrightText: Copyright 2011-2026 Mark Rotteveel
  SPDX-License-Identifier: LGPL-2.1-or-later
 */
 package org.firebirdsql.jdbc;
 
 import org.firebirdsql.common.DdlHelper;
-import org.firebirdsql.common.FBTestProperties;
 import org.firebirdsql.common.extension.UsesDatabaseExtension;
 import org.firebirdsql.util.FirebirdSupportInfo;
 import org.junit.jupiter.api.AfterAll;
@@ -760,7 +759,8 @@ void testGetJDBCMajorVersion() throws Exception {
 
     @Test
     void testGetJDBCMinorVersion() throws Exception {
-        final int expectedMinor = FBTestProperties.getJavaFeatureVersion() >= 24 ? 4 : 3;
+        int javaFeatureVersion = getJavaFeatureVersion();
+        final int expectedMinor = javaFeatureVersion >= 26 ? 5 : (javaFeatureVersion >= 24 ? 4 : 3);
         assertEquals(expectedMinor, dmd.getJDBCMinorVersion(), "JDBCMinorVersion");
     }