Exception in thread "main" java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Ljava/lang/String;I)Z
	at org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Native Method)
	at org.apache.hadoop.io.nativeio.NativeIO$Windows.access(NativeIO.java:435)
	at org.apache.hadoop.fs.FileUtil.canRead(FileUtil.java:977)
	at org.apache.hadoop.util.DiskChecker.checkAccessByFileMethods(DiskChecker.java:177)
	at org.apache.hadoop.util.DiskChecker.checkDirAccess(DiskChecker.java:164)
	at org.apache.hadoop.util.DiskChecker.checkDir(DiskChecker.java:98)
	at org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.confChanged(LocalDirAllocator.java:285)
	at org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:344)
	at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:150)
	at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:131)
	at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:115)
	at org.apache.hadoop.mapred.LocalDistributedCacheManager.setup(LocalDistributedCacheManager.java:131)
	at org.apache.hadoop.mapred.LocalJobRunner$Job.<init>(LocalJobRunner.java:157)
	at org.apache.hadoop.mapred.LocalJobRunner.submitJob(LocalJobRunner.java:636)
	at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:430)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1268)
	at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1265)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:396)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
	at org.apache.hadoop.mapreduce.Job.submit(Job.java:1265)
	at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1286)
	at com.cyou.fz.hadoop.WordCount.main(WordCount.java:110)

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缺少hadoop.dll

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