Code sample - 23c JDBC Docker Windows (#313)

* Code sample - 23c JDBC Docker Windows

* additional adjustments

* fix indentation and close JDBC resources

Author: juarezjuniorgithub

java/java-jdbc-db23cfree-dev/pom.xml

@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>com.oracle.dev.jdbc</groupId>
+  <artifactId>java-jdbc-db23cfree-dev</artifactId>
+  <version>1.0-SNAPSHOT</version>
+
+  <name>java-jdbc-db23cfree-dev</name>
+  <description>Oracle Database 23c Free — Developer Release for Java Developers
+    with Docker on Windows</description>
+  <url>
+    https://medium.com/oracledevs/oracle-database-23c-free-developer-release-for-java-developers-with-docker-on-windows-b164a7a61a91</url>
+
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <maven.compiler.source>21</maven.compiler.source>
+    <maven.compiler.target>21</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.oracle.database.jdbc</groupId>
+      <artifactId>ojdbc11</artifactId>
+      <version>23.4.0.24.05</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <pluginManagement><!-- lock down plugins versions to avoid using Maven
+      defaults (may be moved to parent pom) -->
+      <plugins>
+        <plugin>
+          <artifactId>maven-clean-plugin</artifactId>
+          <version>3.1.0</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-site-plugin</artifactId>
+          <version>3.7.1</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-project-info-reports-plugin</artifactId>
+          <version>3.0.0</version>
+        </plugin>
+        <!-- see
+        http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_jar_packaging -->
+        <plugin>
+          <artifactId>maven-resources-plugin</artifactId>
+          <version>3.0.2</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-compiler-plugin</artifactId>
+          <version>3.8.0</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-surefire-plugin</artifactId>
+          <version>2.22.1</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-jar-plugin</artifactId>
+          <version>3.0.2</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-install-plugin</artifactId>
+          <version>2.5.2</version>
+        </plugin>
+        <plugin>
+          <artifactId>maven-deploy-plugin</artifactId>
+          <version>2.8.2</version>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+</project>

java/java-jdbc-db23cfree-dev/src/main/java/com/oracle/dev/jdbc/App.java

@@ -0,0 +1,49 @@
+/*
+  Copyright (c) 2024, Oracle and/or its affiliates.
+
+  This software is dual-licensed to you under the Universal Permissive License
+  (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl or Apache License
+  2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
+  either license.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+     https://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/
+
+package com.oracle.dev.jdbc;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+import oracle.jdbc.pool.OracleDataSource;
+
+public class App {
+  public static void main(String[] args) throws SQLException {
+    OracleDataSource ods = new OracleDataSource();
+    // jdbc:oracle:thin@[hostname]:[port]/[DB service/name]
+    ods.setURL("jdbc:oracle:thin:@localhost:1521/FREEPDB1");
+    ods.setUser("[Username]");
+    ods.setPassword("[Password]");
+    try (Connection conn = ods.getConnection();
+        PreparedStatement stmt = conn
+            .prepareStatement("SELECT 'Hello World!' FROM dual");
+        ResultSet rslt = stmt.executeQuery();) {
+      while (rslt.next()) {
+        System.out.println(rslt.getString(1));
+      }
+    } catch (SQLException e) {
+      e.printStackTrace();
+    }
+  }
+}