【问题标题】:Calling Google oauth using jersey client使用 jersey 客户端调用 Google oauth
【发布时间】:2014-12-08 06:23:27
【问题描述】:

我正在使用 Jersey 客户端调用 Google oauth for token,如下所示。

ClientConfig config = new DefaultClientConfig();
Client client = Client.create(config);
WebResource webResource = client.resource(UriBuilder.fromUri("https://accounts.google.com/o/oauth2/token").build());
MultivaluedMap formData = new MultivaluedMapImpl();
formData.add("code", request.getParameter("code"));
formData.add("client_id", Global.GOOGLE_CLIENT_ID);
formData.add("redirect_uri", Global.GOOGLE_REDIRECT_URL);
formData.add("client_secret", Global.GOOGLE_SECRET);
formData.add("grant_type", "authorization_code");
ClientResponse response1 = webResource.type(MediaType.APPLICATION_FORM_URLENCODED_TYPE).post(ClientResponse.class, formData);
System.out.println(response1.getEntity(String.class));
System.out.println(response1.getClass().getName());

我得到回应

{ "access_token" : "ya29.nQCXFIhTs8s-SQKON6NjPv7wkBcJxlasdlkjsdsklsGuzMMqyDz3XpkNLT",
“token_type”:“Bearer”,“expires_in”:3599,“id_token”: “eyJhbGciOiJSUzI1NiIsImtpZCI6IjdkZGQwOGEwM2IyNWQwZjVhMDllMjNiMmJlMTBkZDIyODQyYTg1NjkifQ.eyJpc3MiOiJhY2NvdW50csdlksjdsdkljdslkjdsdslkjdjsdkljjsldkjsdj987230iOiJwcmVtMXByZUBnbWFpbC5jb20iLCJhdF9oYXNoIjoiMmt2RlZ1RUpTMGp4UWlIUDgtckVuZyIsImVtYWlsX3ZlcmlmaWVkIjp0cnVlLCJhdWQiOiI1OTQ5NTUyODE4ODYtYnFyMGRibWRyYWJxYW9ubWhlaXFrMHNrZGRmNWFsazUuYXBwcy5nb29nbGV1c2VyY29udGVudC5jb20iLCJpYXQiOjE0MTMyMTQ4ODIsImV4cCI6MTQxMzIxODc4Mn0.pc2Snmb4pRF_TqylBuEpz0oBoWZsIq-_r_sqLS06E6DJKgSawWCg_3vqtI72GvWno0J8UghZka6rpaoAFo5RZlxNxLDs4GV5rZqdodNgbKjEO-5MrpGZWUOM7SNoYooASesmTtbamDoCf6G74MSKW5XKaVwdvFEUsSBz5NuavNU”} P>

如何从响应中获取 id_token 并获取响应中的实际值。

【问题讨论】:

    标签: java oauth jersey


    【解决方案1】:

    到目前为止,最简单的解决方案是使用 JSONSerializer 来获取字符串响应的 JSONObject 表示。代码可能类似于:

    JSONObject jsonOutput = (JSONObject) JSONSerializer.toJSON( response.getEntity(String.class) ); 
    String access_token = jsonOutput.getString("access_token");
    String id_token = jsonOutput.getString("id_token");
    

    不过,我建议使用 google java 客户端拨打电话:https://code.google.com/p/google-api-java-client/wiki/OAuth2

    使用 GoogleAuthorizationCodeTokenRequest 类,您可以直接取回 GoogleResponseToken 而无需担心 JSON。示例在这里:http://javadoc.google-api-java-client.googlecode.com/hg/1.18.0-rc/com/google/api/client/googleapis/auth/oauth2/GoogleAuthorizationCodeTokenRequest.html

    代码就这么简单(直接取自链接):

      GoogleTokenResponse response =
          new GoogleAuthorizationCodeTokenRequest(new NetHttpTransport(), new JacksonFactory(),
              "812741506391.apps.googleusercontent.com", "{client_secret}",
              "4/P7q7W91a-oMsCeLvIaQm6bTrgtp7", "https://oauth2-login-demo.appspot.com/code")
              .execute();
      System.out.println("Access token: " + response.getAccessToken());
      System.out.println("Id token: " + response.getIdToken());
    

    【讨论】:

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