Aniadido informes

src/VistaControlador/ModeloInformes.java

@@ -0,0 +1,38 @@
+package VistaControlador;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.Vector;
+
+public class ModeloInformes {
+	Connection controlador;	
+	ModeloInformes(){
+			String url="jdbc:mariadb://localhost:3306/informes?user=root&password=1234";
+	        try {
+	                this.controlador=DriverManager.getConnection(url);
+
+	        } catch (SQLException e) {
+	                e.printStackTrace();
+	        }
+	        
+		}
+	
+	Vector<String> anios() {
+		Vector<String> ret = new Vector<String>();
+		String query = "select distinct year(transacciones.fecha) from transacciones;";
+		try {
+			PreparedStatement stmt = this.controlador.prepareStatement(query);
+			ResultSet resultado = stmt.executeQuery();
+			while(resultado.next()) {
+				ret.add(resultado.getString(1));
+			}
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return ret;
+	}
+}