我正在尝试构建批处理作业来访问 Office 365 邮件 API。检查documentation (这个概念很清楚),我找不到为Java编写的代码示例。我找到了this但它依赖于 java pom 文件,但如果可能的话,我希望直接使用 REST API 或 Graphi API。
有人可以告诉我如何开始构建守护程序服务以在无需用户登录的情况下访问 Office 365 REST API 吗?
更新
我有以下代码来使用 AADL 库获取 token
String tenant="....";
String authority = "https://login.windows.net/"+tenant+"/oauth2/authorize";
ExecutorService service=null;
service= Executors.newFixedThreadPool(1);
try{
AuthenticationContext authenticationContext= new AuthenticationContext(authority,false,service);
String certFile="/mycert2.pfx";
InputStream pkcs12Cert= new SharedFileInputStream(certFile);
AsymmetricKeyCredential credential=AsymmetricKeyCredential.create("....",pkcs12Cert,"pass");
Future<AuthenticationResult> future=authenticationContext.acquireToken("https://outlook.office365.com",credential,null);
System.out.println("Token Received"+future.get().getAccessToken());
String token = future.get().getAccessToken();
HttpGet httpGet = new HttpGet("https://graph.microsoft.com/v1.0/users");
httpGet.setHeader("Authorization", "Bearer "+token);
GraphServices graphServices = new GraphServices();
ResponseEntity<String> responseEntity;
//responseEntity = graphServices.getEmails(token); //Throws the same Unauthorized exception
HttpClient httpClient= HttpClients.createDefault();
HttpResponse response=httpClient.execute(httpGet);
//response contains Unauthorized access
HttpEntity entity=response.getEntity();
}
catch (MalformedURLException e){
e.printStackTrace();
}
catch (Exception e){
e.printStackTrace();
}
}
这里是来自 http.execute 方法的未经授权的错误
HttpResponseProxy{HTTP/1.1 401 Unauthorized [Content-Type: application/json; charset=utf-8, Server: Microsoft-IIS/8.5, request-id: 49ca360f-ab4b-42d5-a4b0-9676e4244c21, client-request-id: 49ca360f-ab4b-42d5-a4b0-9676e4244c21, x-ms-ags-diagnostic: {"ServerInfo":{"DataCenter":"West US","Slice":"SliceA","ScaleUnit":"003","Host":"AGSFE_IN_8","ADSiteName":"WST"}}, X-Powered-By: ASP.NET, Date: Tue, 06 Sep 2016 20:43:24 GMT, Content-Length: 244] ResponseEntityProxy{[Content-Type: application/json; charset=utf-8,Content-Length: 244,Chunked: false]}}
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( token 与此类似,只是为了安全而将其更改为类似的内容)
最佳答案
此处的 Java 演练(尽管对于使用身份验证代码流的 Web 应用程序):https://dev.outlook.com/restapi/tutorial/java
还有一个使用客户端凭据流程的示例:
关于java - 使用 Java 中的 Office 365 REST API 构建守护程序或服务应用程序,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/39258408/