Added UcpExample

src/main/java/org/example/UcpExample.java

@@ -0,0 +1,26 @@
+package org.example;
+
+import oracle.ucp.jdbc.PoolDataSource;
+import oracle.ucp.jdbc.PoolDataSourceFactory;
+
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.Statement;
+
+public class UcpExample {
+    public static void main(String[] args) throws Exception {
+        PoolDataSource pds = PoolDataSourceFactory.getPoolDataSource();
+        pds.setConnectionFactoryClassName("oracle.jdbc.pool.OracleDataSource");
+        pds.setURL("jdbc:oracle:thin:@localhost:1521/xepdb1");
+        pds.setUser("ucptest");
+        pds.setPassword("ucptest");
+        try (Connection conn = pds.getConnection()) {
+            try (Statement stmt = conn.createStatement()) {
+                ResultSet rs = stmt.executeQuery("SELECT table_name FROM all_tables");
+                while (rs.next()) {
+                    System.out.println(rs.getString("table_name"));
+                }
+            }
+        }
+    }
+}