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https://issues.apache.org/jira/browse/HBASE-1418?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12709141#action_12709141
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stack commented on HBASE-1418:
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Doesn't build Clint:
{code}
[javac] Compiling 240 source files to
/Users/stack/checkouts/hbase/branches/0.19/build/classes
[javac]
/Users/stack/checkouts/hbase/branches/0.19/src/java/org/apache/hadoop/hbase/client/transactional/TransactionManager.java:46:
cannot find symbol
[javac] symbol : class JtaXAResource
[javac] location: class
org.apache.hadoop.hbase.client.transactional.TransactionManager
[javac] private JtaXAResource xAResource;
[javac] ^
[javac]
/Users/stack/checkouts/hbase/branches/0.19/src/java/org/apache/hadoop/hbase/client/transactional/TransactionManager.java:236:
cannot find symbol
[javac] symbol : class JtaXAResource
[javac] location: class
org.apache.hadoop.hbase.client.transactional.TransactionManager
[javac] public synchronized JtaXAResource getXAResource() {
[javac] ^
[javac]
/Users/stack/checkouts/hbase/branches/0.19/src/java/org/apache/hadoop/hbase/client/transactional/TransactionManager.java:238:
cannot find symbol
[javac] symbol : class JtaXAResource
[javac] location: class
org.apache.hadoop.hbase.client.transactional.TransactionManager
[javac] xAResource = new JtaXAResource(this);
[javac] ^
[javac] Note: Some input files use or override a deprecated API.
[javac] Note: Recompile with -Xlint:deprecation for details.
[javac] Note: Some input files use unchecked or unsafe operations.
[javac] Note: Recompile with -Xlint:unchecked for details.
{code}
JXTA!!!?
> Transacitonal improvments and fixes
> -----------------------------------
>
> Key: HBASE-1418
> URL: https://issues.apache.org/jira/browse/HBASE-1418
> Project: Hadoop HBase
> Issue Type: Improvement
> Components: client, regionserver
> Reporter: Clint Morgan
> Fix For: 0.19.2
>
> Attachments: 1418-0.19-v2.diff, 1418-0.19.diff
>
>
> A number of improvements and fixes to the transactional server:
> - Use a lease listener to detect and remove dead transactions
> - Handle splitting/closing during transactions
> - improve 2-phase commit protocol to save some traffic for read only commits
> - expose as a JTA resource so we can work with other transactional resources
> - additional logging
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