google app engine - Write Cron Job in Java on GAE to Run BigQuery -

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i want run cron job on gae internally calls bigquery.

i able run bigquery need log in credentials. run cron job bigquery without login.

any highly appreciated.

i know it's not java you're expecting. secret use appassertioncredentials. here python sample:

from apiclient.discovery import build oauth2client.appengine import appassertioncredentials import httplib2 google.appengine.api import memcache  scope = 'https://www.googleapis.com/auth/bigquery'  credentials = appassertioncredentials(scope=scope)  http = credentials.authorize(httplib2.http(memcache))  return build("bigquery", "v2", http=http)

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