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8260966: (fs) Consolidate Linux and macOS implementations of UserDefinedFileAttributeView

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8260691: (fs) LinuxNativeDispatcher should link to xattr functions

Reviewed-by: alanb
This commit is contained in:
Sebastian Stenzel 2021-03-02 14:40:45 +00:00 • committed by Alan Bateman
parent 5f4bc0aca6
commit 0de6abd4b4
16 changed files with 555 additions and 977 deletions
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21
src/java.base/linux/classes/sun/nio/fs/LinuxFileStore.java
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@ -105,27 +105,6 @@ class LinuxFileStore
throw new IOException("Mount point not found");
}
// returns true if extended attributes enabled on file system where given
// file resides, returns false if disabled or unable to determine.
private boolean isExtendedAttributesEnabled(UnixPath path) {
int fd = -1;
try {
fd = path.openForAttributeAccess(false);
// fgetxattr returns size if called with size==0
byte[] name = Util.toBytes("user.java");
LinuxNativeDispatcher.fgetxattr(fd, name, 0L, 0);
return true;
} catch (UnixException e) {
// attribute does not exist
if (e.errno() == UnixConstants.ENODATA)
return true;
} finally {
UnixNativeDispatcher.close(fd);
}
return false;
}
// get kernel version as a three element array {major, minor, micro}
private static int[] getKernelVersion() {
Pattern pattern = Pattern.compile("\\D+");