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Posted to common-issues@hadoop.apache.org by "Genmao Yu (JIRA)" <ji...@apache.org> on 2017/02/13 08:58:41 UTC
[jira] [Comment Edited] (HADOOP-14072) AliyunOSS: Failed to read
from stream when seek beyond the download size.
[ https://issues.apache.org/jira/browse/HADOOP-14072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15863348#comment-15863348 ]
Genmao Yu edited comment on HADOOP-14072 at 2/13/17 8:57 AM:
-------------------------------------------------------------
pending for [~drankye] 's review
was (Author: unclegen):
pending for @Kai Zheng 's review
> AliyunOSS: Failed to read from stream when seek beyond the download size.
> -------------------------------------------------------------------------
>
> Key: HADOOP-14072
> URL: https://issues.apache.org/jira/browse/HADOOP-14072
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/oss
> Affects Versions: 3.0.0-alpha2
> Reporter: Genmao Yu
> Assignee: Genmao Yu
> Attachments: HADOOP-14072.001.patch
>
>
> {code}
> public synchronized void seek(long pos) throws IOException {
> checkNotClosed();
> if (position == pos) {
> return;
> } else if (pos > position && pos < position + partRemaining) {
> AliyunOSSUtils.skipFully(wrappedStream, pos - position);
> position = pos;
> } else {
> reopen(pos);
> }
> }
> {code}
> In seek function, we need to update the partRemaining when the seeking position is located in downloaded part.
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