/// <summary>
/// Returns the attributes of the given file, taking into account whether
/// the walk is following sym links is not. The {@code canUseCached}
/// argument determines whether this method can use cached attributes.
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private java.nio.file.attribute.BasicFileAttributes getAttributes(Path file, boolean canUseCached) throws java.io.IOException
private BasicFileAttributes GetAttributes(Path file, bool canUseCached)
{
// if attributes are cached then use them if possible
if (canUseCached && (file is BasicFileAttributesHolder) && (System.SecurityManager == null))
{
BasicFileAttributes cached = ((BasicFileAttributesHolder)file).get();
if (cached != null && (!FollowLinks || !cached.SymbolicLink))
{
return(cached);
}
}
// attempt to get attributes of file. If fails and we are following
// links then a link target might not exist so get attributes of link
BasicFileAttributes attrs;
try
{
attrs = Files.ReadAttributes(file, typeof(BasicFileAttributes), LinkOptions);
}
catch (IOException ioe)
{
if (!FollowLinks)
{
throw ioe;
}
// attempt to get attrmptes without following links
attrs = Files.ReadAttributes(file, typeof(BasicFileAttributes), LinkOption.NOFOLLOW_LINKS);
}
return(attrs);
}
/// <summary>
/// Simple copy for use when source and target are associated with different
/// providers
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: static void copyToForeignTarget(Path source, Path target, CopyOption... options) throws java.io.IOException
internal static void CopyToForeignTarget(Path source, Path target, params CopyOption[] options)
{
CopyOptions opts = CopyOptions.Parse(options);
LinkOption[] linkOptions = (opts.FollowLinks) ? new LinkOption[0] : new LinkOption[] { LinkOption.NOFOLLOW_LINKS };
// attributes of source file
BasicFileAttributes attrs = Files.ReadAttributes(source, typeof(BasicFileAttributes), linkOptions);
if (attrs.SymbolicLink)
{
throw new IOException("Copying of symbolic links not supported");
}
// delete target if it exists and REPLACE_EXISTING is specified
if (opts.ReplaceExisting)
{
Files.DeleteIfExists(target);
}
else if (Files.exists(target))
{
throw new FileAlreadyExistsException(target.ToString());
}
// create directory or copy file
if (attrs.Directory)
{
Files.createDirectory(target);
}
else
{
using (InputStream @in = Files.newInputStream(source))
{
Files.Copy(@in, target);
}
}
// copy basic attributes to target
if (opts.CopyAttributes)
{
BasicFileAttributeView view = Files.getFileAttributeView(target, typeof(BasicFileAttributeView));
try
{
view.SetTimes(attrs.LastModifiedTime(), attrs.LastAccessTime(), attrs.CreationTime());
}
catch (Throwable x)
{
// rollback
try
{
Files.Delete(target);
}
catch (Throwable suppressed)
{
x.AddSuppressed(suppressed);
}
throw x;
}
}
}
internal Event(EventType type, Path file, BasicFileAttributes attrs, IOException ioe)
{
this.Type_Renamed = type;
this.File_Renamed = file;
this.Attrs = attrs;
this.Ioe = ioe;
}
public override FileVisitResult visitFile(Path path, BasicFileAttributes attrs)
{
File file = path.toFile();
Path name = path.getName(path.NameCount - 3);
bool isLuceneFile = (path.NameCount >= 3 && name.ToString().StartsWith("lucene-", StringComparison.Ordinal)) || (path.NameCount >= 4 && path.getName(path.NameCount - 4).ToString().Equals("lucene"));
if (!FailureStorage.DEFAULT_FAILURE_FILE_NAME.Equals(file.Name))
{
(isLuceneFile ? _luceneTotal : _pageCacheTotal).add(file.length());
}
return(FileVisitResult.CONTINUE);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult visitFile(java.nio.file.Path file, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
{
DeleteFile(file);
return(FileVisitResult.CONTINUE);
}
/// <summary>
/// Invoked for a file in a directory.
///
/// <para> Unless overridden, this method returns {@link FileVisitResult#CONTINUE
/// CONTINUE}.
/// </para>
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: @Override public FileVisitResult visitFile(T file, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult VisitFile(T file, BasicFileAttributes attrs)
{
Objects.RequireNonNull(file);
Objects.RequireNonNull(attrs);
return(FileVisitResult.CONTINUE);
}
/// <summary>
/// Invoked for a directory before entries in the directory are visited.
///
/// <para> Unless overridden, this method returns {@link FileVisitResult#CONTINUE
/// CONTINUE}.
/// </para>
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: @Override public FileVisitResult preVisitDirectory(T dir, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult PreVisitDirectory(T dir, BasicFileAttributes attrs)
{
Objects.RequireNonNull(dir);
Objects.RequireNonNull(attrs);
return(FileVisitResult.CONTINUE);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult visitFile(java.nio.file.Path file, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
{
return(_predicate(file) ? _wrapped.visitFile(file, attrs) : FileVisitResult.CONTINUE);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult preVisitDirectory(java.nio.file.Path dir, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
{
return(_predicate(dir) ? _wrapped.preVisitDirectory(dir, attrs) : FileVisitResult.SKIP_SUBTREE);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult visitFile(T t, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult VisitFile(T t, BasicFileAttributes attrs)
{
return(Wrapped.visitFile(t, attrs));
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult preVisitDirectory(T t, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult PreVisitDirectory(T t, BasicFileAttributes attrs)
{
return(Wrapped.preVisitDirectory(t, attrs));
}
public override FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
{
return(FileVisitResult.CONTINUE);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult visitFile(java.nio.file.Path file, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
{
_operation.accept(file);
return(base.visitFile(file, attrs));
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public java.nio.file.FileVisitResult preVisitDirectory(java.nio.file.Path dir, java.nio.file.attribute.BasicFileAttributes attrs) throws java.io.IOException
public override FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs)
{
_operation.accept(dir);
return(base.preVisitDirectory(dir, attrs));
}
internal Event(EventType type, Path file, BasicFileAttributes attrs) : this(type, file, attrs, null)
{
}
