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8317687: (fs) FileStore.supportsFileAttributeView("posix") incorrectly returns 'true' for FAT32 volume on macOS

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Reviewed-by: alanb
This commit is contained in:
Brian Burkhalter 2023-10-16 14:49:18 +00:00
parent eb7d972d8a
commit 1a7fd5d419
3 changed files with 35 additions and 6 deletions
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12
src/java.base/macosx/classes/sun/nio/fs/BsdFileStore.java
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@ -25,9 +25,10 @@
package sun.nio.fs;
import java.nio.file.attribute.FileAttributeView;
import java.nio.file.attribute.UserDefinedFileAttributeView;
import java.io.IOException;
import java.nio.file.attribute.FileAttributeView;
import java.nio.file.attribute.PosixFileAttributeView;
import java.nio.file.attribute.UserDefinedFileAttributeView;
import java.util.Arrays;
/**
@ -100,6 +101,10 @@ class BsdFileStore
UnixPath dir = new UnixPath(file().getFileSystem(), entry().dir());
return isExtendedAttributesEnabled(dir);
}
// POSIX attributes not supported on FAT32
if (type == PosixFileAttributeView.class &&
entry().fstype().equals("msdos"))
return false;
return super.supportsFileAttributeView(type);
}
@ -107,6 +112,9 @@ class BsdFileStore
public boolean supportsFileAttributeView(String name) {
if (name.equals("user"))
return supportsFileAttributeView(UserDefinedFileAttributeView.class);
// UNIX attributes not supported on FAT32
if (name.equals("unix") && entry().fstype().equals("msdos"))
return false;
return super.supportsFileAttributeView(name);
}
}