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Posted to hdfs-issues@hadoop.apache.org by "ZanderXu (Jira)" <ji...@apache.org> on 2022/08/02 15:48:00 UTC
[jira] [Updated] (HDFS-16713) Improve Code with Lambda in org.apahce.hadoop.hdfs.server.namenode sub packages
[ https://issues.apache.org/jira/browse/HDFS-16713?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ZanderXu updated HDFS-16713:
----------------------------
Description:
Improve Code with Lambda in org.apahce.hadoop.hdfs.server.namenode sub packages.
For example:
Current logic:
{code:java}
public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
long fromTxnId, int maxTransactions) {
return parallelExecutor.submit(
new Callable<GetJournaledEditsResponseProto>() {
@Override
public GetJournaledEditsResponseProto call() throws IOException {
return getProxy().getJournaledEdits(journalId, nameServiceId,
fromTxnId, maxTransactions);
}
});
} {code}
Improved Code with Lambda:
{code:java}
public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
long fromTxnId, int maxTransactions) {
return parallelExecutor.submit(() -> getProxy().getJournaledEdits(
journalId, nameServiceId, fromTxnId, maxTransactions));
} {code}
Environment: (was: Improve Code with Lambda in org.apahce.hadoop.hdfs.server.namenode sub packages.
For example:
Current logic:
{code:java}
public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
long fromTxnId, int maxTransactions) {
return parallelExecutor.submit(
new Callable<GetJournaledEditsResponseProto>() {
@Override
public GetJournaledEditsResponseProto call() throws IOException {
return getProxy().getJournaledEdits(journalId, nameServiceId,
fromTxnId, maxTransactions);
}
});
} {code}
Improved Code with Lambda:
{code:java}
public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
long fromTxnId, int maxTransactions) {
return parallelExecutor.submit(() -> getProxy().getJournaledEdits(
journalId, nameServiceId, fromTxnId, maxTransactions));
} {code}
)
> Improve Code with Lambda in org.apahce.hadoop.hdfs.server.namenode sub packages
> -------------------------------------------------------------------------------
>
> Key: HDFS-16713
> URL: https://issues.apache.org/jira/browse/HDFS-16713
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: ZanderXu
> Assignee: ZanderXu
> Priority: Major
>
> Improve Code with Lambda in org.apahce.hadoop.hdfs.server.namenode sub packages.
> For example:
> Current logic:
> {code:java}
> public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
> long fromTxnId, int maxTransactions) {
> return parallelExecutor.submit(
> new Callable<GetJournaledEditsResponseProto>() {
> @Override
> public GetJournaledEditsResponseProto call() throws IOException {
> return getProxy().getJournaledEdits(journalId, nameServiceId,
> fromTxnId, maxTransactions);
> }
> });
> } {code}
> Improved Code with Lambda:
> {code:java}
> public ListenableFuture<GetJournaledEditsResponseProto> getJournaledEdits(
> long fromTxnId, int maxTransactions) {
> return parallelExecutor.submit(() -> getProxy().getJournaledEdits(
> journalId, nameServiceId, fromTxnId, maxTransactions));
> } {code}
>
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