wstrzykiwanie DataSource

PC30-SklepSpring/src/main/java/sklep/controller/ProductController.java

@@ -6,19 +6,24 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
 
+import javax.sql.DataSource;
+
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.ResponseBody;
 
 @Controller
 public class ProductController {
+	@Autowired
+	private DataSource dataSource;
 	
 	@RequestMapping(path="/products", produces="text/plain")
 	@ResponseBody
 	public String wszystkieProdukty() {
 		StringBuilder sb = new StringBuilder();
 		
-		try(Connection c = DriverManager.getConnection("jdbc:postgresql://localhost:5432/sklep", "kurs", "abc123");
+		try(Connection c = dataSource.getConnection();
 			Statement stmt = c.createStatement();
 			ResultSet rs = stmt.executeQuery("SELECT * FROM products ORDER BY product_id")) {