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| author | Evan Chan <ev@ooyala.com> | 2013-09-09 12:58:12 -0700 |
|---|---|---|
| committer | Evan Chan <ev@ooyala.com> | 2013-09-09 12:58:12 -0700 |
| commit | 27726079e4e6931c071de77e91f991cb1b249d02 (patch) | |
| tree | 8eb7a61ecb76e707d448cefa5b50a7babca7eeb9 /docs/mllib-guide.md | |
| parent | 1e15feb5a314e7180328b9208054966e040eb2ad (diff) | |
| download | spark-27726079e4e6931c071de77e91f991cb1b249d02.tar.gz spark-27726079e4e6931c071de77e91f991cb1b249d02.tar.bz2 spark-27726079e4e6931c071de77e91f991cb1b249d02.zip | |
Print out more friendly error if listFiles() fails
listFiles() could return null if the I/O fails, and this currently results in an ugly NPE which is hard to diagnose.
Diffstat (limited to 'docs/mllib-guide.md')
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