DozerProxyMapping prototype idea

DozerProxyMapping.java

ProxyConfigurator configurator = new ProxyConfigurator();
Mapping mapping = configurator.newMappingBuilder()
    .from(User.class, (user) -> user.getRole().getName() )
    .to(UserQuery.class, (query) -> query.getRoleName() )
    .andReverseAlso()
    .build();

configurator.addMapping(mapping);
configurator.addMapping(
  configurator.newMappingBuilder()
    .from(Permission.class, (permission) -> user.isGranted() )
    .to(PermissionQuery.class, (query) -> query.isAccessGranted() )
    .build()
);
configurator.addMapping( (builder) -> { builder
    .from(Password.class, (password) -> password.getSalt() )
    .useConverter(SaltConverter.class)
    .to(Secret.class, (secret) -> secret.getSalts().iterator().next() )
});
configurator.configure(dozer);