我有两个应用程序。一个 spring-boot web 服务和另一个使用它的服务。我不确定如何处理异常并将它们报告给客户。
公开网络服务的方法:
//web service com springboot
@PostMapping(value = "/save", produces = {MediaType.APPLICATION_XML_VALUE, MediaType.APPLICATION_JSON_VALUE},
consumes = {MediaType.APPLICATION_XML_VALUE, MediaType.APPLICATION_JSON_VALUE})
public Pessoa save(@RequestBody Pessoa pessoa) {
// email field is unique, might throw constraint violation...
return pessoaRepository.save(pessoa);
}
以及使用它的客户端应用程序(没有 spring,只有 javaEE Client API):
public Pessoa savePessoa(Pessoa pessoa) {
Client client = ClientBuilder.newClient();
WebTarget target = client.target(URL_WS+ "/save");
Entity<Pessoa> data = Entity.entity(pessoa, MediaType.APPLICATION_XML_TYPE);
pessoa = target.request(MediaType.APPLICATION_XML_TYPE).post(data, Pessoa.class);
return pessoa;
}
Pessoa 的 email 字段是唯一的,保存时会触发一些违反约束的异常。如果有异常,我该如何正确地向客户报告?