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Posted to dev@zookeeper.apache.org by "Mahadev konar (JIRA)" <ji...@apache.org> on 2009/01/30 03:50:59 UTC

[jira] Issue Comment Edited: (ZOOKEEPER-276) Bookkeeper contribution

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-276?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12668718#action_12668718 ] 

mahadev edited comment on ZOOKEEPER-276 at 1/29/09 6:50 PM:
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also ant tar on top level dir fails with  the following error - 
{noformat}
compile:
     [echo] contrib: bookkeeper
    [javac] Compiling 26 source files to /Users/mahadev/workspace/zookeeper-commit-trunk/build/contrib/bookkeeper/classes
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/bookie/Bookie.java:302: method does not override a method from its superclass
    [javac]         @Override
    [javac]          ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieClient.java:317: method does not override a method from its superclass
    [javac]         	@Override
    [javac]                  ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieServer.java:87: method does not override a method from its superclass
    [javac]     @Override
    [javac]      ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieServer.java:164: method does not override a method from its superclass
    [javac]     @Override
    [javac]      ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/util/LocalBookKeeper.java:143: method does not override a method from its superclass
    [javac] 		@Override
    [javac]                  ^
    [javac] 5 errors

{noformat}

      was (Author: mahadev):
    also ant tar on top level dir gives the following error - 
{noformat}
compile:
     [echo] contrib: bookkeeper
    [javac] Compiling 26 source files to /Users/mahadev/workspace/zookeeper-commit-trunk/build/contrib/bookkeeper/classes
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/bookie/Bookie.java:302: method does not override a method from its superclass
    [javac]         @Override
    [javac]          ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieClient.java:317: method does not override a method from its superclass
    [javac]         	@Override
    [javac]                  ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieServer.java:87: method does not override a method from its superclass
    [javac]     @Override
    [javac]      ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/proto/BookieServer.java:164: method does not override a method from its superclass
    [javac]     @Override
    [javac]      ^
    [javac] /Users/mahadev/workspace/zookeeper-commit-trunk/src/contrib/bookkeeper/src/java/org/apache/bookkeeper/util/LocalBookKeeper.java:143: method does not override a method from its superclass
    [javac] 		@Override
    [javac]                  ^
    [javac] 5 errors

{noformat}
  
> Bookkeeper contribution
> -----------------------
>
>                 Key: ZOOKEEPER-276
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-276
>             Project: Zookeeper
>          Issue Type: New Feature
>            Reporter: Luca Telloli
>            Assignee: Flavio Paiva Junqueira
>             Fix For: 3.1.0
>
>         Attachments: ZOOKEEPER-276.patch, ZOOKEEPER-276.patch, ZOOKEEPER-276.patch, ZOOKEEPER-276.patch
>
>
> BookKeeper is a system to reliably log streams of records. In BookKeeper, servers are "bookies", log streams are "ledgers", and each unit of a log (aka record) is a "ledger entry". BookKeeper is designed to be reliable; bookies, the servers that store ledgers can be byzantine, which means that some subset of the bookies can fail, corrupt data, discard data, but as long as there are enough correctly behaving servers the service as a whole behaves correctly; the meta data for BookKeeper is stored in ZooKeeper.

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