Simplificada la interfaz, ahora la pass por defecto es ninguna

.classpath

@@ -5,5 +5,6 @@
 	<classpathentry kind="lib" path="mariadb-java-client-2.5.2-javadoc.jar"/>
 	<classpathentry kind="lib" path="mariadb-java-client-2.5.2-sources.jar"/>
 	<classpathentry kind="lib" path="mariadb-java-client-2.5.2.jar"/>
+	<classpathentry kind="lib" path="LGoodDatePicker-10.4.1.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

src/ControladorAniaidr.java

@@ -45,7 +45,7 @@ public class ControladorAniaidr implements ActionListener{
 		case "aniadir":{
 			this.modelo.insertarTransaccion(this.vista.insertarNombre.getText(),
 					Float.parseFloat(this.vista.insertarDinero.getText()),
-					this.vista.insertarFecha.getText());
+					this.vista.calendario.getDate().toString());
 			break;
 		}
 		case "mostrar":{

src/Main.java

@@ -23,6 +23,7 @@ public class Main {
 			frame.add(pestanias);
 			frame.setVisible(true);
 		}catch(Exception e) {
+			e.printStackTrace();
 			System.out.println("Error inesperado"
 					+ "\nPuede que no este bien definida su contrasenia de MySQL"
 					+ "\nIntroducela:");

src/VistaAniadir.java

@@ -1,6 +1,7 @@
 import java.awt.Dimension;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
+import java.time.LocalDate;
 
 import javax.swing.JButton;
 import javax.swing.JPanel;
@@ -8,14 +9,15 @@ import javax.swing.JPasswordField;
 import javax.swing.JTabbedPane;
 import javax.swing.JTextField;
 
+import com.github.lgooddatepicker.components.DatePicker;
+
 public class VistaAniadir extends JPanel{
 	JTabbedPane pestanias;
 	JTextField textoNombre;
 	JTextField textoDinero;
-	JTextField textoFecha;
 	JTextField insertarNombre;
 	JTextField insertarDinero;
-	JTextField insertarFecha;
+	DatePicker calendario;
 	JButton mostrarTodo;
 	JButton aniadir;
 	JButton editar;
@@ -43,12 +45,14 @@ public class VistaAniadir extends JPanel{
 		constrain.gridx = 0;
 		constrain.gridy = 1;
 		this.add(this.textoDinero, constrain);
-		this.textoFecha = new JTextField("fecha");
+		this.calendario = new DatePicker();
-		this.textoFecha.setEditable(false);
+		this.calendario.setDate(LocalDate.now());
 		constrain.gridx = 0;
 		constrain.gridy = 2;
-		this.add(this.textoFecha, constrain);
+		constrain.gridwidth = 2;
+		this.add(this.calendario, constrain);
 		
+		constrain.gridwidth = 1;
 		this.insertarNombre = new JTextField();
 		this.insertarNombre.setPreferredSize(new Dimension(80, 17));
 		constrain.gridx = 1;
@@ -59,11 +63,6 @@ public class VistaAniadir extends JPanel{
 		constrain.gridx = 1;
 		constrain.gridy = 1;
 		this.add(this.insertarDinero, constrain);
-		this.insertarFecha = new JTextField();
-		this.insertarFecha.setPreferredSize(new Dimension(80, 17));
-		constrain.gridx = 1;
-		constrain.gridy = 2;
-		this.add(this.insertarFecha, constrain);
 						
 		this.aniadir = new JButton("aniadir");
 		constrain.gridx = 0;