我们将 Google Contacts API 与 OAuth2 结合使用:
credential = new GoogleCredential.Builder().setTransport(new NetHttpTransport())
.setJsonFactory(new JacksonFactory())
.setClientSecrets(OAuth2ClientId(), OAuth2ClientSecret())
.addRefreshListener(new CredentialRefreshListener() {...});
myService = new ContactsService("My-App");
myService.setOAuth2Credentials(credential);
我们经常收到 GData 库无法处理的“401 Unauthorized”响应。
AuthenticationException 抛出 NPE 时WWW-Authenticate
标头丢失。
Caused by: java.lang.NullPointerException: No authentication header information
at com.google.gdata.util.AuthenticationException.initFromAuthHeader(AuthenticationException.java:96) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.util.AuthenticationException.<init>(AuthenticationException.java:67) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.http.HttpGDataRequest.handleErrorResponse(HttpGDataRequest.java:608) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.http.GoogleGDataRequest.handleErrorResponse(GoogleGDataRequest.java:564) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.http.HttpGDataRequest.checkResponse(HttpGDataRequest.java:560) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.http.HttpGDataRequest.execute(HttpGDataRequest.java:538) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.http.GoogleGDataRequest.execute(GoogleGDataRequest.java:536) ~[gdata-core-1.0-1.47.1.jar:na]
at com.google.gdata.client.Service.getFeed(Service.java:1135) ~[gdata-core-1.0-1.47.1.jar:1.47.1]
at com.google.gdata.client.Service.getFeed(Service.java:1077) ~[gdata-core-1.0-1.47.1.jar:1.47.1]
at com.google.gdata.client.GoogleService.getFeed(GoogleService.java:676) ~[gdata-core-1.0-1.47.1.jar:1.47.1]
at com.google.gdata.client.Service.query(Service.java:1237) ~[gdata-core-1.0-1.47.1.jar:1.47.1]
at com.google.gdata.client.Service.query(Service.java:1178) ~[gdata-core-1.0-1.47.1.jar:1.47.1]
我们设法添加一个包装器来尝试在此 NPE 上刷新令牌。它有帮助,但仍然有很多刷新失败的情况:
credential.refreshToken() == false
当我们跑步时refreshToken()
在调试器中我们看到executeRefreshToken()
执行时没有异常,但是tokenResponse==null
被返回。因此refreshToken()
回报false
并且没有任何理由传递给听众
try {
TokenResponse tokenResponse = executeRefreshToken();
if (tokenResponse != null) {
setFromTokenResponse(tokenResponse);
for (CredentialRefreshListener refreshListener : refreshListeners) {
refreshListener.onTokenResponse(this, tokenResponse);
}
return true;
}
} catch (TokenResponseException e) {
boolean statusCode4xx = 400 <= e.getStatusCode() && e.getStatusCode() < 500;
// check if it is a normal error response
if (e.getDetails() != null && statusCode4xx) {
// We were unable to get a new access token (e.g. it may have been revoked), we must now
// indicate that our current token is invalid.
setAccessToken(null);
setExpiresInSeconds(null);
}
for (CredentialRefreshListener refreshListener : refreshListeners) {
refreshListener.onTokenErrorResponse(this, e.getDetails());
}
if (statusCode4xx) {
throw e;
}
}
return false;
我们的代币始终适用于多个范围:https://www.googleapis.com/auth/userinfo.email https://www.google.com/m8/feeds https://www.googleapis.com/auth/calendar https://mail.google.com/ https://www.googleapis.com/auth/tasks
Update:我们已成功迁移到 People API,并且我们的 Unified API Contacts API 也使用新的 APIhttps://docs.arinko.io/article/25-contacts-api https://docs.aurinko.io/article/25-contacts-api