spark技术分享OneApplicationAttemptResource
OneApplicationAttemptResource is a AbstractApplicationResource (and so a ApiRequestContext indirectly).
OneApplicationAttemptResource is used when AbstractApplicationResource is requested to applicationAttempt.
| Path | HTTP Method | Description |
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GET |
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// start spark-shell // there should be a single Spark application -- the spark-shell itself // CAUTION: FIXME Demo of OneApplicationAttemptResource in Action |
getAttempt Method
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getAttempt(): ApplicationAttemptInfo |
getAttempt requests the UIRoot for the application info (given the appId) and finds the attemptId among the available attempts.
In the end, getAttempt returns the ApplicationAttemptInfo if available or reports a NotFoundException:
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unknown app [appId], attempt [attemptId] |
