@ManyToMany
    @JoinTable(name = "users_roles")
    @Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
    public Set<Role> getRoles() {
        return roles;
    }
Returns the password for this user.

@return this user's password
samples/spring-hibernate/src/main/java/org/apache/shiro/samples/sprhib/model/User.java