[
https://issues.apache.org/jira/browse/HDDS-2179?focusedWorklogId=318564&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-318564
]
ASF GitHub Bot logged work on HDDS-2179:
----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Sep/19 20:08
Start Date: 25/Sep/19 20:08
Worklog Time Spent: 10m
Work Description: adoroszlai commented on pull request #1525: HDDS-2179.
ConfigFileGenerator fails with Java 10 or newer
URL: https://github.com/apache/hadoop/pull/1525
## What changes were proposed in this pull request?
Allow building HDDS Config (and Ozone in general) with newer JDKs.
https://issues.apache.org/jira/browse/HDDS-2179
## How was this patch tested?
Tested HDDS Config build with Java 8, 10, 11, 13.
```
$ mvn -f pom.ozone.xml -DskipTests -am -pl :hadoop-hdds-config clean package
...
[INFO] Apache Hadoop Ozone Main ........................... SUCCESS [ 0.472
s]
[INFO] Apache Hadoop HDDS ................................. SUCCESS [ 1.718
s]
[INFO] Apache Hadoop HDDS Config .......................... SUCCESS [ 1.651
s]
[INFO]
------------------------------------------------------------------------
[INFO] BUILD SUCCESS
$ wc hadoop-hdds/config/target/test-classes/ozone-default-generated.xml
33 63 1060
hadoop-hdds/config/target/test-classes/ozone-default-generated.xml
```
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Issue Time Tracking
-------------------
Worklog Id: (was: 318564)
Remaining Estimate: 0h
Time Spent: 10m
> ConfigFileGenerator fails with Java 10 or newer
> -----------------------------------------------
>
> Key: HDDS-2179
> URL: https://issues.apache.org/jira/browse/HDDS-2179
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: build
> Reporter: Doroszlai, Attila
> Assignee: Doroszlai, Attila
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> {code:title=mvn -f pom.ozone.xml -DskipTests -am -pl :hadoop-hdds-config
> clean package}
> ...
> [INFO] --- maven-compiler-plugin:3.1:testCompile (default-testCompile) @
> hadoop-hdds-config ---
> [INFO] Compiling 3 source files to hadoop-hdds/config/target/test-classes
> ...
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-compiler-plugin:3.1:testCompile
> (default-testCompile) on project hadoop-hdds-config: Compilation failure
> [ERROR] Can't generate the config file from annotation:
> hadoop-hdds/config/target/test-classes/ozone-default-generated.xml
> {code}
> The root cause is that new Java (I guess it's 9+, but tried only on 10+)
> throws a different {{IOException}} subclass: {{NoSuchFileException}} instead
> of {{FileNotFoundException}}.
> {code}
> java.nio.file.NoSuchFileException:
> hadoop-hdds/config/target/test-classes/ozone-default-generated.xml
> at
> java.base/sun.nio.fs.UnixException.translateToIOException(UnixException.java:92)
> at
> java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:111)
> at
> java.base/sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:116)
> at
> java.base/sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:219)
> at java.base/java.nio.file.Files.newByteChannel(Files.java:374)
> at java.base/java.nio.file.Files.newByteChannel(Files.java:425)
> at
> java.base/java.nio.file.spi.FileSystemProvider.newInputStream(FileSystemProvider.java:420)
> at java.base/java.nio.file.Files.newInputStream(Files.java:159)
> at
> jdk.compiler/com.sun.tools.javac.file.PathFileObject.openInputStream(PathFileObject.java:461)
> at
> java.compiler@13/javax.tools.ForwardingFileObject.openInputStream(ForwardingFileObject.java:74)
> at
> org.apache.hadoop.hdds.conf.ConfigFileGenerator.process(ConfigFileGenerator.java:62)
> {code}
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