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我创建了一个带有“可以编辑”的服务帐户名称来访问 Google 云存储。我使用Complete sample Application for java 中提供的示例应用程序并部署在应用程序引擎中。在浏览器中调用 servlet 时出现这样的错误，

Uncaught exception from servlet
java.io.IOException
    at com.google.appengine.api.files.FileServiceImpl.translateException(FileServiceImpl.java:615)
    at com.google.appengine.api.files.FileServiceImpl.makeSyncCall(FileServiceImpl.java:588)
    at com.google.appengine.api.files.FileServiceImpl.create(FileServiceImpl.java:506)
    at com.google.appengine.api.files.FileServiceImpl.createNewGSFile(FileServiceImpl.java:153)
    at com.audioapp.ListpeopleServlet.doGet(ListpeopleServlet.java:36)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
    at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
    at com.google.apphosting.runtime.ThreadGroupPool$PoolEntry.run(ThreadGroupPool.java:251)
    at java.lang.Thread.run(Thread.java:679)

Caused by: com.google.apphosting.api.ApiProxy$ApplicationException: ApplicationError: 8: 
    at java.lang.Thread.getStackTrace(Thread.java:1495)
    at com.google.apphosting.runtime.ApiProxyImpl.doSyncCall(ApiProxyImpl.java:240)
    at com.google.apphosting.runtime.ApiProxyImpl.access$000(ApiProxyImpl.java:66)
    at com.google.apphosting.runtime.ApiProxyImpl$1.run(ApiProxyImpl.java:183)
    at com.google.apphosting.runtime.ApiProxyImpl$1.run(ApiProxyImpl.java:180)
    at java.security.AccessController.doPrivileged(Native Method)
    at com.google.apphosting.runtime.ApiProxyImpl.makeSyncCall(ApiProxyImpl.java:180)
    at com.google.apphosting.runtime.ApiProxyImpl.makeSyncCall(ApiProxyImpl.java:66)
    at com.google.apphosting.api.ApiProxy.makeSyncCall(ApiProxy.java:107)
    at com.google.apphosting.api.ApiProxy.makeSyncCall(ApiProxy.java:56)
    at com.google.appengine.api.files.FileServiceImpl.makeSyncCall(FileServiceImpl.java:584)

谁能建议我解决这个问题。

提前致谢！

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1 回答 1

1

您是否按照文档 [1] -> 5 下的说明授予访问权限。授予您的存储桶或对象的权限。)?

您使用哪个 SDK 版本？可能是导致此异常的旧 SDK 版本。

[1] https://developers.google.com/appengine/docs/java/googlestorage/overview

于 2012-12-19T13:28:42.430 回答