小编Fed*_*rer的帖子

我按照https://cloud.google.com/translate/docs/reference/libraries#client-libraries-usage-java开始 java 客户端演示。我已经将set json文件身份验证到环境变量GOOGLE_APPLICATION_CREDENTIALS。但是，当我运行 java 示例代码时，我得到了 translateException。

Exception in thread "main" com.google.cloud.translate.TranslateException: The request is missing a valid API key.
at com.google.cloud.translate.spi.v2.HttpTranslateRpc.translate(HttpTranslateRpc.java:61)
at com.google.cloud.translate.spi.v2.HttpTranslateRpc.translate(HttpTranslateRpc.java:144)
at com.google.cloud.translate.TranslateImpl$4.call(TranslateImpl.java:113)
at com.google.cloud.translate.TranslateImpl$4.call(TranslateImpl.java:110)
Caused by: 
com.google.api.client.googleapis.json.GoogleJsonResponseException: 403 
Forbidden
{
  "code" : 403,
  "errors" : [ {
  "domain" : "global",
  "message" : "The request is missing a valid API key.",
  "reason" : "forbidden"
} ],
  "message" : "The request is missing a valid API key.",
  "status" : "PERMISSION_DENIED" …