incluyo clase moto y clase abstracta vehiculo con ruedas

src/vehiculos/Moto.java

@@ -0,0 +1,66 @@
+package vehiculos;
+
+public class Moto extends Vehiculo {
+
+	private int numeroDeRuedas;
+	private String matricula;
+
+	public void setMatricula(String matricula) {
+		this.matricula = matricula;
+	}
+
+	public Moto() {
+		this("Blanco");
+	}
+
+	public Moto(String color) {
+
+		this(null, color);
+	}
+
+	public Moto(String modelo, String color) {
+
+		this(modelo, color, 2);
+	}
+
+	public Moto(String modelo, String color, int ruedas) {
+		super(modelo, color);
+		numeroDeRuedas = ruedas;
+	}
+
+	public String toString() {
+		return super.toString() + ", " + numeroDeRuedas + " ruedas";
+	}
+
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result + ((matricula == null) ? 0 : matricula.hashCode());
+		result = prime * result + ((getModelo() == null) ? 0 : getModelo().hashCode());
+		return result;
+	}
+
+
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		Moto other = (Moto) obj;
+		if (matricula == null) {
+			if (other.matricula != null)
+				return false;
+		} else if (!matricula.equals(other.matricula))
+			return false;
+		if (getModelo() == null) {
+			if (other.getModelo() != null)
+				return false;
+		} else if (!getModelo().equals(other.getModelo()))
+			return false;
+		return true;
+	}
+
+
+}

src/vehiculos/VehiculoConRuedas.java

@@ -0,0 +1,14 @@
+package vehiculos;
+
+public abstract class VehiculoConRuedas extends Vehiculo {
+
+	  public VehiculoConRuedas() {
+	    super();
+	  }
+
+	  public VehiculoConRuedas(String modelo, String color) {
+	    super(modelo, color);
+	  }
+
+	  public abstract int getNumeroDeRuedas();
+	}