| Package | Description | 
|---|---|
| java.nio.file | 
 Defines interfaces and classes for the Java virtual machine to access files,
 file attributes, and file systems. 
 | 
| java.nio.file.spi | 
 Service-provider classes for the  
java.nio.file package. | 
| Modifier and Type | Method and Description | 
|---|---|
static LinkOption | 
LinkOption.valueOf(String name)
Returns the enum constant of this type with the specified name. 
 | 
static LinkOption[] | 
LinkOption.values()
Returns an array containing the constants of this enum type, in
the order they are declared. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static boolean | 
Files.exists(Path path,
      LinkOption... options)
Tests whether a file exists. 
 | 
static Object | 
Files.getAttribute(Path path,
            String attribute,
            LinkOption... options)
Reads the value of a file attribute. 
 | 
static <V extends FileAttributeView> | 
Files.getFileAttributeView(Path path,
                    Class<V> type,
                    LinkOption... options)
Returns a file attribute view of a given type. 
 | 
<V extends FileAttributeView> | 
SecureDirectoryStream.getFileAttributeView(T path,
                    Class<V> type,
                    LinkOption... options)
Returns a new file attribute view to access the file attributes of a file
 in this directory. 
 | 
static FileTime | 
Files.getLastModifiedTime(Path path,
                   LinkOption... options)
Returns a file's last modified time. 
 | 
static UserPrincipal | 
Files.getOwner(Path path,
        LinkOption... options)
Returns the owner of a file. 
 | 
static Set<PosixFilePermission> | 
Files.getPosixFilePermissions(Path path,
                       LinkOption... options)
Returns a file's POSIX file permissions. 
 | 
static boolean | 
Files.isDirectory(Path path,
           LinkOption... options)
Tests whether a file is a directory. 
 | 
static boolean | 
Files.isRegularFile(Path path,
             LinkOption... options)
Tests whether a file is a regular file with opaque content. 
 | 
SecureDirectoryStream<T> | 
SecureDirectoryStream.newDirectoryStream(T path,
                  LinkOption... options)
Opens the directory identified by the given path, returning a  
SecureDirectoryStream to iterate over the entries in the directory. | 
static boolean | 
Files.notExists(Path path,
         LinkOption... options)
Tests whether the file located by this path does not exist. 
 | 
static <A extends BasicFileAttributes> | 
Files.readAttributes(Path path,
              Class<A> type,
              LinkOption... options)
Reads a file's attributes as a bulk operation. 
 | 
static Map<String,Object> | 
Files.readAttributes(Path path,
              String attributes,
              LinkOption... options)
Reads a set of file attributes as a bulk operation. 
 | 
static Path | 
Files.setAttribute(Path path,
            String attribute,
            Object value,
            LinkOption... options)
Sets the value of a file attribute. 
 | 
Path | 
Path.toRealPath(LinkOption... options)
Returns the real path of an existing file. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
abstract <V extends FileAttributeView> | 
FileSystemProvider.getFileAttributeView(Path path,
                    Class<V> type,
                    LinkOption... options)
Returns a file attribute view of a given type. 
 | 
abstract <A extends BasicFileAttributes> | 
FileSystemProvider.readAttributes(Path path,
              Class<A> type,
              LinkOption... options)
Reads a file's attributes as a bulk operation. 
 | 
abstract Map<String,Object> | 
FileSystemProvider.readAttributes(Path path,
              String attributes,
              LinkOption... options)
Reads a set of file attributes as a bulk operation. 
 | 
abstract void | 
FileSystemProvider.setAttribute(Path path,
            String attribute,
            Object value,
            LinkOption... options)
Sets the value of a file attribute. 
 | 
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