[
https://issues.apache.org/jira/browse/HADOOP-10482?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Haohui Mai updated HADOOP-10482:
--------------------------------
Summary: Fix various findbugs warnings in hadoop-common (was: Fix new
findbugs warnings in hadoop-common)
> Fix various findbugs warnings in hadoop-common
> ----------------------------------------------
>
> Key: HADOOP-10482
> URL: https://issues.apache.org/jira/browse/HADOOP-10482
> Project: Hadoop Common
> Issue Type: Sub-task
> Reporter: Haohui Mai
> Assignee: Haohui Mai
> Attachments: HADOOP-10482.000.patch, HADOOP-10482.001.patch
>
>
> The following findbugs warnings need to be fixed:
> {noformat}
> [INFO] --- findbugs-maven-plugin:2.5.3:check (default-cli) @ hadoop-common ---
> [INFO] BugInstance size is 97
> [INFO] Error size is 0
> [INFO] Total bugs: 97
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.conf.Configuration.getConfResourceAsReader(String): new
> java.io.InputStreamReader(InputStream)
> ["org.apache.hadoop.conf.Configuration"] At Configuration.java:[lines
> 169-2642]
> [INFO] Null passed for nonnull parameter of set(String, String) in
> org.apache.hadoop.conf.Configuration.setPattern(String, Pattern)
> ["org.apache.hadoop.conf.Configuration"] At Configuration.java:[lines
> 169-2642]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.conf.ReconfigurationServlet.printHeader(PrintWriter,
> String) ["org.apache.hadoop.conf.ReconfigurationServlet"] At
> ReconfigurationServlet.java:[lines 44-234]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.conf.ReconfigurationServlet.printHeader(PrintWriter,
> String) ["org.apache.hadoop.conf.ReconfigurationServlet"] At
> ReconfigurationServlet.java:[lines 44-234]
> [INFO] Found reliance on default encoding in new
> org.apache.hadoop.crypto.key.KeyProvider$Metadata(byte[]): new
> java.io.InputStreamReader(InputStream)
> ["org.apache.hadoop.crypto.key.KeyProvider$Metadata"] At
> KeyProvider.java:[lines 110-204]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.crypto.key.KeyProvider$Metadata.serialize(): new
> java.io.OutputStreamWriter(OutputStream)
> ["org.apache.hadoop.crypto.key.KeyProvider$Metadata"] At
> KeyProvider.java:[lines 110-204]
> [INFO] Redundant nullcheck of clazz, which is known to be non-null in
> org.apache.hadoop.fs.FileSystem.createFileSystem(URI, Configuration)
> ["org.apache.hadoop.fs.FileSystem"] At FileSystem.java:[lines 89-3017]
> [INFO] Unread public/protected field:
> org.apache.hadoop.fs.HarFileSystem$Store.endHash
> ["org.apache.hadoop.fs.HarFileSystem$Store"] At HarFileSystem.java:[lines
> 492-500]
> [INFO] Unread public/protected field:
> org.apache.hadoop.fs.HarFileSystem$Store.startHash
> ["org.apache.hadoop.fs.HarFileSystem$Store"] At HarFileSystem.java:[lines
> 492-500]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.fs.HardLink.createHardLink(File, File): new
> java.io.InputStreamReader(InputStream) ["org.apache.hadoop.fs.HardLink"] At
> HardLink.java:[lines 51-546]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.fs.HardLink.createHardLinkMult(File, String[], File, int):
> new java.io.InputStreamReader(InputStream) ["org.apache.hadoop.fs.HardLink"]
> At HardLink.java:[lines 51-546]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.fs.HardLink.getLinkCount(File): new
> java.io.InputStreamReader(InputStream) ["org.apache.hadoop.fs.HardLink"] At
> HardLink.java:[lines 51-546]
> [INFO] Bad attempt to compute absolute value of signed random integer in
> org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(String,
> long, Configuration, boolean)
> ["org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext"] At
> LocalDirAllocator.java:[lines 247-549]
> [INFO] Null passed for nonnull parameter of
> org.apache.hadoop.conf.Configuration.set(String, String) in
> org.apache.hadoop.fs.ftp.FTPFileSystem.initialize(URI, Configuration)
> ["org.apache.hadoop.fs.ftp.FTPFileSystem"] At FTPFileSystem.java:[lines
> 51-593]
> [INFO] Redundant nullcheck of dirEntries, which is known to be non-null in
> org.apache.hadoop.fs.ftp.FTPFileSystem.delete(FTPClient, Path, boolean)
> ["org.apache.hadoop.fs.ftp.FTPFileSystem"] At FTPFileSystem.java:[lines
> 51-593]
> [INFO] Redundant nullcheck of
> org.apache.hadoop.fs.ftp.FTPFileSystem.getFileStatus(FTPClient, Path), which
> is known to be non-null in
> org.apache.hadoop.fs.ftp.FTPFileSystem.exists(FTPClient, Path)
> ["org.apache.hadoop.fs.ftp.FTPFileSystem"] At FTPFileSystem.java:[lines
> 51-593]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.fs.shell.Display$AvroFileInputStream.read():
> String.getBytes() ["org.apache.hadoop.fs.shell.Display$AvroFileInputStream"]
> At Display.java:[lines 259-309]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.fs.shell.Display$Checksum.processPath(PathData)
> ["org.apache.hadoop.fs.shell.Display$Checksum"] At Display.java:[lines
> 169-196]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.fs.shell.Display$Checksum.processPath(PathData)
> ["org.apache.hadoop.fs.shell.Display$Checksum"] At Display.java:[lines
> 169-196]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.fs.shell.Display$TextRecordInputStream.read():
> String.getBytes()
> ["org.apache.hadoop.fs.shell.Display$TextRecordInputStream"] At
> Display.java:[lines 207-244]
> [INFO] Call to method of static java.text.DateFormat in
> org.apache.hadoop.fs.shell.Ls.processPath(PathData)
> ["org.apache.hadoop.fs.shell.Ls"] At Ls.java:[lines 45-207]
> [INFO] org.apache.hadoop.fs.shell.Ls.dateFormat is a static field of type
> java.text.DateFormat, which isn't thread safe
> ["org.apache.hadoop.fs.shell.Ls"] At Ls.java:[lines 45-207]
> [INFO] Call to method of static java.text.DateFormat in
> org.apache.hadoop.fs.shell.Stat.processPath(PathData)
> ["org.apache.hadoop.fs.shell.Stat"] At Stat.java:[lines 46-128]
> [INFO] org.apache.hadoop.fs.shell.Stat.timeFmt is a static field of type
> java.text.DateFormat, which isn't thread safe
> ["org.apache.hadoop.fs.shell.Stat"] At Stat.java:[lines 46-128]
> [INFO] Switch statement found in
> org.apache.hadoop.fs.shell.Test.processPath(PathData) where default case is
> missing ["org.apache.hadoop.fs.shell.Test"] At Test.java:[lines 33-94]
> [INFO] return value of java.util.concurrent.CountDownLatch.await(long,
> TimeUnit) ignored in
> org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.process(WatchedEvent)
> ["org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef"] At
> ActiveStandbyElector.java:[lines 1017-1074]
> [INFO] Switch statement found in
> org.apache.hadoop.ha.SshFenceByTcpPort$LogAdapter.log(int, String) where
> default case is missing ["org.apache.hadoop.ha.SshFenceByTcpPort$LogAdapter"]
> At SshFenceByTcpPort.java:[lines 273-314]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.ha.StreamPumper.pump(): new
> java.io.InputStreamReader(InputStream) ["org.apache.hadoop.ha.StreamPumper"]
> At StreamPumper.java:[lines 32-89]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.http.HtmlQuoting.<static initializer for HtmlQuoting>():
> String.getBytes() ["org.apache.hadoop.http.HtmlQuoting"] At
> HtmlQuoting.java:[lines 27-206]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.http.HtmlQuoting.needsQuoting(String): String.getBytes()
> ["org.apache.hadoop.http.HtmlQuoting"] At HtmlQuoting.java:[lines 27-206]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.http.HtmlQuoting.quoteHtmlChars(String):
> java.io.ByteArrayOutputStream.toString()
> ["org.apache.hadoop.http.HtmlQuoting"] At HtmlQuoting.java:[lines 27-206]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.http.HtmlQuoting.quoteHtmlChars(String): String.getBytes()
> ["org.apache.hadoop.http.HtmlQuoting"] At HtmlQuoting.java:[lines 27-206]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.io.DefaultStringifier.toString(Object): new String(byte[])
> ["org.apache.hadoop.io.DefaultStringifier"] At DefaultStringifier.java:[lines
> 60-202]
> [INFO]
> org.apache.hadoop.io.LongWritable$DecreasingComparator.compare(WritableComparable,
> WritableComparable) negates the return value of
> org.apache.hadoop.io.WritableComparator.compare(WritableComparable,
> WritableComparable)
> ["org.apache.hadoop.io.LongWritable$DecreasingComparator"] At
> LongWritable.java:[lines 98-106]
> [INFO] org.apache.hadoop.io.LongWritable$DecreasingComparator.compare(byte[],
> int, int, byte[], int, int) negates the return value of
> org.apache.hadoop.io.LongWritable$Comparator.compare(byte[], int, int,
> byte[], int, int) ["org.apache.hadoop.io.LongWritable$DecreasingComparator"]
> At LongWritable.java:[lines 98-106]
> [INFO] Found reliance on default encoding in new
> org.apache.hadoop.io.SequenceFile$Writer(Configuration,
> SequenceFile$Writer$Option[]): String.getBytes()
> ["org.apache.hadoop.io.SequenceFile$Writer"] At SequenceFile.java:[lines
> 822-1361]
> [INFO] Found reliance on default encoding in new
> org.apache.hadoop.io.SequenceFile$Writer(FileSystem, Configuration, Path,
> Class, Class): String.getBytes() ["org.apache.hadoop.io.SequenceFile$Writer"]
> At SequenceFile.java:[lines 822-1361]
> [INFO] Found reliance on default encoding in new
> org.apache.hadoop.io.SequenceFile$Writer(FileSystem, Configuration, Path,
> Class, Class, int, short, long, Progressable, SequenceFile$Metadata):
> String.getBytes() ["org.apache.hadoop.io.SequenceFile$Writer"] At
> SequenceFile.java:[lines 822-1361]
> [INFO] Found reliance on default encoding in new
> org.apache.hadoop.io.SequenceFile$Writer(FileSystem, Configuration, Path,
> Class, Class, Progressable, SequenceFile$Metadata): String.getBytes()
> ["org.apache.hadoop.io.SequenceFile$Writer"] At SequenceFile.java:[lines
> 822-1361]
> [INFO] Switch statement found in
> org.apache.hadoop.io.Text.bytesToCodePoint(ByteBuffer) where default case is
> missing ["org.apache.hadoop.io.Text"] At Text.java:[lines 56-672]
> [INFO] Switch statement found in
> org.apache.hadoop.io.Text.validateUTF8(byte[], int, int) where default case
> is missing ["org.apache.hadoop.io.Text"] At Text.java:[lines 56-672]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.io.compress.BZip2Codec$BZip2CompressionInputStream.readStreamHeader():
> new String(byte[])
> ["org.apache.hadoop.io.compress.BZip2Codec$BZip2CompressionInputStream"] At
> BZip2Codec.java:[lines 361-539]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.io.compress.BZip2Codec$BZip2CompressionOutputStream.writeStreamHeader():
> String.getBytes()
> ["org.apache.hadoop.io.compress.BZip2Codec$BZip2CompressionOutputStream"] At
> BZip2Codec.java:[lines 273-335]
> [INFO] Write to static field
> org.apache.hadoop.io.compress.bzip2.CBZip2InputStream.skipDecompression from
> instance method
> org.apache.hadoop.io.compress.bzip2.CBZip2InputStream.read(byte[], int, int)
> ["org.apache.hadoop.io.compress.bzip2.CBZip2InputStream"] At
> CBZip2InputStream.java:[lines 82-1173]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.io.file.tfile.TFile.main(String[])
> ["org.apache.hadoop.io.file.tfile.TFile"] At TFile.java:[lines 134-2361]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.io.file.tfile.TFileDumper.dumpInfo(String, PrintStream,
> Configuration): new String(byte[], int, int)
> ["org.apache.hadoop.io.file.tfile.TFileDumper"] At TFileDumper.java:[lines
> 43-294]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.io.file.tfile.TFileDumper.dumpInfo(String, PrintStream,
> Configuration) ["org.apache.hadoop.io.file.tfile.TFileDumper"] At
> TFileDumper.java:[lines 43-294]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.io.file.tfile.TFileDumper.dumpInfo(String, PrintStream,
> Configuration) ["org.apache.hadoop.io.file.tfile.TFileDumper"] At
> TFileDumper.java:[lines 43-294]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.io.file.tfile.TFileDumper.dumpInfo(String, PrintStream,
> Configuration) ["org.apache.hadoop.io.file.tfile.TFileDumper"] At
> TFileDumper.java:[lines 43-294]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.io.file.tfile.TFileDumper.dumpInfo(String, PrintStream,
> Configuration) ["org.apache.hadoop.io.file.tfile.TFileDumper"] At
> TFileDumper.java:[lines 43-294]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.ipc.RpcConstants.<static initializer for RpcConstants>():
> String.getBytes() ["org.apache.hadoop.ipc.RpcConstants"] At
> RpcConstants.java:[lines 26-56]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.ipc.Server.<static initializer for Server>():
> String.getBytes() ["org.apache.hadoop.ipc.Server"] At Server.java:[lines
> 133-2685]
> [INFO] org.apache.hadoop.ipc.Server$Connection.close() might ignore
> java.lang.Exception ["org.apache.hadoop.ipc.Server$Connection",
> "java.lang.Exception"] At Server.java:[lines 1101-2053]At
> Exception.java:[lines 54-123]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.ipc.Server$Connection.setupHttpRequestOnIpcPortResponse():
> String.getBytes() ["org.apache.hadoop.ipc.Server$Connection"] At
> Server.java:[lines 1101-2053]
> [INFO] Increment of volatile field
> org.apache.hadoop.ipc.Server$Connection.rpcCount in
> org.apache.hadoop.ipc.Server$Connection.decRpcCount()
> ["org.apache.hadoop.ipc.Server$Connection"] At Server.java:[lines 1101-2053]
> [INFO] Increment of volatile field
> org.apache.hadoop.ipc.Server$Connection.rpcCount in
> org.apache.hadoop.ipc.Server$Connection.incRpcCount()
> ["org.apache.hadoop.ipc.Server$Connection"] At Server.java:[lines 1101-2053]
> [INFO] HTTP parameter written to Servlet output in
> org.apache.hadoop.jmx.JMXJsonServlet.doGet(HttpServletRequest,
> HttpServletResponse) ["org.apache.hadoop.jmx.JMXJsonServlet"] At
> JMXJsonServlet.java:[lines 120-422]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.log.LogLevel.process(String): new
> java.io.InputStreamReader(InputStream) ["org.apache.hadoop.log.LogLevel"] At
> LogLevel.java:[lines 38-86]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics.file.FileContext.startMonitoring(): new
> java.io.FileWriter(File, boolean)
> ["org.apache.hadoop.metrics.file.FileContext"] At FileContext.java:[lines
> 58-158]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics.file.FileContext.startMonitoring(): new
> java.io.PrintWriter(OutputStream)
> ["org.apache.hadoop.metrics.file.FileContext"] At FileContext.java:[lines
> 58-158]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics.ganglia.GangliaContext.xdr_string(String):
> String.getBytes() ["org.apache.hadoop.metrics.ganglia.GangliaContext"] At
> GangliaContext.java:[lines 64-254]
> [INFO] Redundant nullcheck of units, which is known to be non-null in
> org.apache.hadoop.metrics.ganglia.GangliaContext31.emitMetric(String, String,
> String) ["org.apache.hadoop.metrics.ganglia.GangliaContext31"] At
> GangliaContext31.java:[lines 39-144]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics2.impl.MetricsConfig.toString(Configuration):
> java.io.ByteArrayOutputStream.toString()
> ["org.apache.hadoop.metrics2.impl.MetricsConfig"] At
> MetricsConfig.java:[lines 51-280]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics2.impl.MetricsConfig.toString(Configuration): new
> java.io.PrintStream(OutputStream)
> ["org.apache.hadoop.metrics2.impl.MetricsConfig"] At
> MetricsConfig.java:[lines 51-280]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableCounterInt.value in
> org.apache.hadoop.metrics2.lib.MutableCounterInt.incr()
> ["org.apache.hadoop.metrics2.lib.MutableCounterInt"] At
> MutableCounterInt.java:[lines 35-64]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableCounterLong.value in
> org.apache.hadoop.metrics2.lib.MutableCounterLong.incr()
> ["org.apache.hadoop.metrics2.lib.MutableCounterLong"] At
> MutableCounterLong.java:[lines 36-65]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableGaugeInt.value in
> org.apache.hadoop.metrics2.lib.MutableGaugeInt.decr()
> ["org.apache.hadoop.metrics2.lib.MutableGaugeInt"] At
> MutableGaugeInt.java:[lines 36-89]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableGaugeInt.value in
> org.apache.hadoop.metrics2.lib.MutableGaugeInt.incr()
> ["org.apache.hadoop.metrics2.lib.MutableGaugeInt"] At
> MutableGaugeInt.java:[lines 36-89]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableGaugeLong.value in
> org.apache.hadoop.metrics2.lib.MutableGaugeLong.decr()
> ["org.apache.hadoop.metrics2.lib.MutableGaugeLong"] At
> MutableGaugeLong.java:[lines 36-89]
> [INFO] Increment of volatile field
> org.apache.hadoop.metrics2.lib.MutableGaugeLong.value in
> org.apache.hadoop.metrics2.lib.MutableGaugeLong.incr()
> ["org.apache.hadoop.metrics2.lib.MutableGaugeLong"] At
> MutableGaugeLong.java:[lines 36-89]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics2.sink.FileSink.init(SubsetConfiguration): new
> java.io.FileWriter(File, boolean)
> ["org.apache.hadoop.metrics2.sink.FileSink"] At FileSink.java:[lines 39-83]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics2.sink.FileSink.init(SubsetConfiguration): new
> java.io.PrintWriter(OutputStream)
> ["org.apache.hadoop.metrics2.sink.FileSink"] At FileSink.java:[lines 39-83]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.metrics2.sink.ganglia.AbstractGangliaSink.xdr_string(String):
> String.getBytes()
> ["org.apache.hadoop.metrics2.sink.ganglia.AbstractGangliaSink"] At
> AbstractGangliaSink.java:[lines 45-289]
> [INFO] Sequence of calls to java.util.concurrent.ConcurrentHashMap may not be
> atomic in org.apache.hadoop.net.NetUtils.canonicalizeHost(String)
> ["org.apache.hadoop.net.NetUtils"] At NetUtils.java:[lines 63-905]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.net.TableMapping$RawTableMapping.load(): new
> java.io.FileReader(String)
> ["org.apache.hadoop.net.TableMapping$RawTableMapping"] At
> TableMapping.java:[lines 85-171]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.record.compiler.CGenerator.genCode(String, ArrayList,
> ArrayList, String, ArrayList): new java.io.FileWriter(String)
> ["org.apache.hadoop.record.compiler.CGenerator"] At CGenerator.java:[lines
> 32-71]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.record.compiler.CppGenerator.genCode(String, ArrayList,
> ArrayList, String, ArrayList): new java.io.FileWriter(String)
> ["org.apache.hadoop.record.compiler.CppGenerator"] At
> CppGenerator.java:[lines 32-74]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.record.compiler.JRecord$JavaRecord.genCode(String,
> ArrayList): new java.io.FileWriter(File)
> ["org.apache.hadoop.record.compiler.JRecord$JavaRecord"] At
> JRecord.java:[lines 42-478]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.AuthenticationFilterInitializer.initFilter(FilterContainer,
> Configuration): new java.io.FileReader(String)
> ["org.apache.hadoop.security.AuthenticationFilterInitializer"] At
> AuthenticationFilterInitializer.java:[lines 46-112]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.Credentials.<static initializer for
> Credentials>(): String.getBytes() ["org.apache.hadoop.security.Credentials"]
> At Credentials.java:[lines 58-323]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.LdapGroupsMapping.extractPassword(String): new
> java.io.FileReader(String) ["org.apache.hadoop.security.LdapGroupsMapping"]
> At LdapGroupsMapping.java:[lines 71-360]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.SaslRpcServer.decodeIdentifier(String):
> String.getBytes() ["org.apache.hadoop.security.SaslRpcServer"] At
> SaslRpcServer.java:[lines 65-214]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.SaslRpcServer.encodeIdentifier(byte[]): new
> String(byte[]) ["org.apache.hadoop.security.SaslRpcServer"] At
> SaslRpcServer.java:[lines 65-214]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.security.SaslRpcServer.encodePassword(byte[]): new
> String(byte[]) ["org.apache.hadoop.security.SaslRpcServer"] At
> SaslRpcServer.java:[lines 65-214]
> [INFO] Switch statement found in new
> org.apache.hadoop.util.ComparableVersion$StringItem(String, boolean) where
> default case is missing
> ["org.apache.hadoop.util.ComparableVersion$StringItem"] At
> ComparableVersion.java:[lines 162-257]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.util.HostsFileReader.readFileToSetWithFileInputStream(String,
> String, InputStream, Set): new java.io.InputStreamReader(InputStream)
> ["org.apache.hadoop.util.HostsFileReader"] At HostsFileReader.java:[lines
> 41-176]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.util.NativeLibraryChecker.main(String[])
> ["org.apache.hadoop.util.NativeLibraryChecker"] At
> NativeLibraryChecker.java:[lines 32-97]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.util.NativeLibraryChecker.main(String[])
> ["org.apache.hadoop.util.NativeLibraryChecker"] At
> NativeLibraryChecker.java:[lines 32-97]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.util.NativeLibraryChecker.main(String[])
> ["org.apache.hadoop.util.NativeLibraryChecker"] At
> NativeLibraryChecker.java:[lines 32-97]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.util.NativeLibraryChecker.main(String[])
> ["org.apache.hadoop.util.NativeLibraryChecker"] At
> NativeLibraryChecker.java:[lines 32-97]
> [INFO] Format string should use %n rather than \n in
> org.apache.hadoop.util.NativeLibraryChecker.main(String[])
> ["org.apache.hadoop.util.NativeLibraryChecker"] At
> NativeLibraryChecker.java:[lines 32-97]
> [INFO] org.apache.hadoop.util.PrintJarMainClass.main(String[]) may fail to
> close stream ["org.apache.hadoop.util.PrintJarMainClass"] At
> PrintJarMainClass.java:[lines 31-54]
> [INFO] Switch statement found in
> org.apache.hadoop.util.PureJavaCrc32.update(byte[], int, int) where default
> case is missing ["org.apache.hadoop.util.PureJavaCrc32"] At
> PureJavaCrc32.java:[lines 45-118]
> [INFO] Switch statement found in
> org.apache.hadoop.util.PureJavaCrc32C.update(byte[], int, int) where default
> case is missing ["org.apache.hadoop.util.PureJavaCrc32C"] At
> PureJavaCrc32C.java:[lines 41-115]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.util.ReflectionUtils.logThreadInfo(Log, String, long):
> java.io.ByteArrayOutputStream.toString()
> ["org.apache.hadoop.util.ReflectionUtils"] At ReflectionUtils.java:[lines
> 52-339]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.util.ReflectionUtils.logThreadInfo(Log, String, long): new
> java.io.PrintWriter(OutputStream) ["org.apache.hadoop.util.ReflectionUtils"]
> At ReflectionUtils.java:[lines 52-339]
> [INFO] Found reliance on default encoding in
> org.apache.hadoop.util.Shell.runCommand(): new
> java.io.InputStreamReader(InputStream) ["org.apache.hadoop.util.Shell"] At
> Shell.java:[lines 45-753]
> {noformat}
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