Custom Url implementation

Url.java

package com.foo.bar;

import java.io.Serializable;
import java.net.MalformedURLException;
import java.net.URL;

public class Url implements Serializable {

    private final URL url;

    public static Url from(String inputUrl) {
        try {
            URL foo = new URL(inputUrl);
            return new Url(foo);
        } catch (MalformedURLException e) {
            throw new MalformedException(e, inputUrl);
        }
    }

    Url(URL url) {
        this.url = url;
    }

    @Override
    public final String toString() {
        return url.toString();
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (other == null || getClass() != other.getClass()) {
            return false;
        }

        Url otherUrl = (Url) other;
        return url.toString().equals(otherUrl.url.toString());

    }

    @Override
    public int hashCode() {
        return url.toString().hashCode();
    }

    public static class MalformedException extends RuntimeException {
        public MalformedException(Exception e, String url) {
            super(url + " is malformed.", e);
        }
    }

}