FindBugs found some bugs
------------------------

                 Key: VFS-248
                 URL: https://issues.apache.org/jira/browse/VFS-248
             Project: Commons VFS
          Issue Type: Bug
         Environment: last SVN version, FindBugs 1.3.8, Core module only
            Reporter: Sergey Vladimirov
            Priority: Minor


/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/temp/TemporaryFileProvider.java:100
 Dead store to fileType

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/bzip2/CBZip2OutputStream.java:1671
 Dead store to cost

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/bzip2/CBZip2OutputStream.java:1230
 Dead store to c

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/bzip2/CBZip2InputStream.java:237
 Dead store to cftab

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/ftp/FtpFileSystem.java:63
 Inconsistent synchronization of 
org.apache.commons.vfs.provider.ftp.FtpFileSystem.idleClient; locked 63% of time

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/tasks/VfsTask.java:49 Incorrect 
lazy initialization and update of static field 
org.apache.commons.vfs.tasks.VfsTask.manager

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/impl/StandardFileSystemManager.java:223
 Private method 
org.apache.commons.vfs.impl.StandardFileSystemManager.configure(String, 
InputStream) is never called

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/FileSystemOptions.java:36 Should 
org.apache.commons.vfs.FileSystemOptions$FileSystemOptionKey be a _static_ 
inner class?

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/ram/RamFileRandomAccessContent.java:84
 Unread field: 
org.apache.commons.vfs.provider.ram.RamFileRandomAccessContent.mode

/Apache/Commons 
VFS/core/src/main/java/org/apache/commons/vfs/provider/webdav/WebdavFileObject.java:545
 Unused field: 
org.apache.commons.vfs.provider.webdav.WebdavFileObject$WebdavOutputStream.stream



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