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Hadoop QA commented on HADOOP-12258: ------------------------------------ \\ \\ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | pre-patch | 19m 58s | Pre-patch trunk compilation is healthy. | | {color:green}+1{color} | @author | 0m 0s | The patch does not contain any @author tags. | | {color:green}+1{color} | tests included | 0m 0s | The patch appears to include 13 new or modified test files. | | {color:green}+1{color} | javac | 8m 8s | There were no new javac warning messages. | | {color:green}+1{color} | javadoc | 10m 42s | There were no new javadoc warning messages. | | {color:green}+1{color} | release audit | 0m 23s | The applied patch does not increase the total number of release audit warnings. | | {color:green}+1{color} | checkstyle | 2m 16s | There were no new checkstyle issues. | | {color:green}+1{color} | whitespace | 0m 0s | The patch has no lines that end in whitespace. | | {color:green}+1{color} | install | 1m 34s | mvn install still works. | | {color:green}+1{color} | eclipse:eclipse | 0m 34s | The patch built with eclipse:eclipse. | | {color:green}+1{color} | findbugs | 4m 54s | The patch does not introduce any new Findbugs (version 3.0.0) warnings. | | {color:red}-1{color} | common tests | 20m 34s | Tests failed in hadoop-common. | | {color:red}-1{color} | hdfs tests | 64m 5s | Tests failed in hadoop-hdfs. | | | | 133m 12s | | \\ \\ || Reason || Tests || | Timed out tests | org.apache.hadoop.io.compress.TestCodec | | | org.apache.hadoop.ha.TestZKFailoverControllerStress | | | org.apache.hadoop.metrics2.lib.TestMutableMetrics | | | org.apache.hadoop.hdfs.web.TestWebHDFS | | | org.apache.hadoop.hdfs.TestFileCreationDelete | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12748292/HADOOP-12258.001.patch | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / 90b5104 | | hadoop-common test log | https://builds.apache.org/job/PreCommit-HADOOP-Build/7391/artifact/patchprocess/testrun_hadoop-common.txt | | hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HADOOP-Build/7391/artifact/patchprocess/testrun_hadoop-hdfs.txt | | Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/7391/testReport/ | | Java | 1.7.0_55 | | uname | Linux asf904.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux | | Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/7391/console | This message was automatically generated. > Need translate java.nio.file.NoSuchFileException to FileNotFoundException to > avoid regression > --------------------------------------------------------------------------------------------- > > Key: HADOOP-12258 > URL: https://issues.apache.org/jira/browse/HADOOP-12258 > Project: Hadoop Common > Issue Type: Bug > Components: fs > Reporter: zhihai xu > Assignee: zhihai xu > Priority: Critical > Attachments: HADOOP-12258.000.patch, HADOOP-12258.001.patch > > > need translate java.nio.file.NoSuchFileException to FileNotFoundException to > avoid regression. > HADOOP-12045 adds nio to support access time, but nio will create > java.nio.file.NoSuchFileException instead of FileNotFoundException. > many hadoop codes depend on FileNotFoundException to decide whether a file > exists. for example {{FileContext.util().exists()}}. > {code} > public boolean exists(final Path f) throws AccessControlException, > UnsupportedFileSystemException, IOException { > try { > FileStatus fs = FileContext.this.getFileStatus(f); > assert fs != null; > return true; > } catch (FileNotFoundException e) { > return false; > } > } > {code} > same for {{FileSystem#exists}} > {code} > public boolean exists(Path f) throws IOException { > try { > return getFileStatus(f) != null; > } catch (FileNotFoundException e) { > return false; > } > } > {code} > NoSuchFileException will break these functions. > Since {{exists}} is one of the most used API in FileSystem, this issue is > very critical. > Several test failures for TestDeletionService are caused by this issue: > https://builds.apache.org/job/PreCommit-YARN-Build/8630/testReport/org.apache.hadoop.yarn.server.nodemanager/TestDeletionService/testRelativeDelete/ > https://builds.apache.org/job/PreCommit-YARN-Build/8632/testReport/org.apache.hadoop.yarn.server.nodemanager/TestDeletionService/testAbsDelete/ -- This message was sent by Atlassian JIRA (v6.3.4#6332)