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https://issues.apache.org/jira/browse/HBASE-25516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wei-Chiu Chuang updated HBASE-25516:
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Summary: [JDK17] reflective access
Field.class.getDeclaredField("modifiers") not supported (was: jdk11 reflective
access Field.class.getDeclaredField("modifiers") not supported)
> [JDK17] reflective access Field.class.getDeclaredField("modifiers") not
> supported
> ---------------------------------------------------------------------------------
>
> Key: HBASE-25516
> URL: https://issues.apache.org/jira/browse/HBASE-25516
> Project: HBase
> Issue Type: Sub-task
> Components: Filesystem Integration
> Affects Versions: 2.3.3
> Environment: Windows 10, JavaSE11, pom dependencies:
> {code:java}
> <dependency>
> <groupId>org.apache.hbase</groupId>
> <artifactId>hbase-testing-util</artifactId>
> <version>2.3.3</version>
> </dependency>
> <dependency>
> <groupId>junit</groupId>
> <artifactId>junit</artifactId>
> <version>4.12</version>
> </dependency>{code}
> Reporter: Leon Bein
> Assignee: Wei-Chiu Chuang
> Priority: Major
> Labels: jdk11
>
> The reflective access
> {code:java}
> Field.class.getDeclaredField("modifiers")
> {code}
> in HFileSystem.java:334 leads to a warning (and probably error?):
>
> {code:java}
> java.lang.NoSuchFieldException: modifiers
> at java.base/java.lang.Class.getDeclaredField(Class.java:2417)
> at
> org.apache.hadoop.hbase.fs.HFileSystem.addLocationsOrderInterceptor(HFileSystem.java:334)
> at
> org.apache.hadoop.hbase.fs.HFileSystem.addLocationsOrderInterceptor(HFileSystem.java:291)
> at org.apache.hadoop.hbase.fs.HFileSystem.<init>(HFileSystem.java:96)
> at org.apache.hadoop.hbase.fs.HFileSystem.get(HFileSystem.java:465)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.getTestFileSystem(HBaseTestingUtility.java:3330)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.getNewDataTestDirOnTestFS(HBaseTestingUtility.java:565)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.setupDataTestDirOnTestFS(HBaseTestingUtility.java:554)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.getDataTestDirOnTestFS(HBaseTestingUtility.java:527)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.getDefaultRootDirPath(HBaseTestingUtility.java:1415)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.createRootDir(HBaseTestingUtility.java:1446)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.startMiniHBaseCluster(HBaseTestingUtility.java:1157)
> at
> org.apache.hadoop.hbase.HBaseTestingUtility.startMiniCluster(HBaseTestingUtility.java:1144)
> at foo.Main.main(Main.java:11)
> {code}
> when running the following code:
>
> {code:java}
> public static void main(String[] args) throws Exception {
> HBaseTestingUtility utility = new
> HBaseTestingUtility(HBaseConfiguration.create());
>
> utility.startMiniCluster(StartMiniClusterOption.builder().numRegionServers(3).build());
> }{code}
> From my knowledge this results from the more restrictive reflection
> protection of java.base classes in the newer java versions.
>
> Related to HBASE-22972
>
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