| Package | Description | 
|---|---|
| java.nio.channels | 
 Defines channels, which represent connections to entities that are capable of
 performing I/O operations, such as files and sockets; defines selectors, for
 multiplexed, non-blocking I/O operations. 
 | 
| 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 AsynchronousFileChannel | 
AsynchronousFileChannel.open(Path file,
    OpenOption... options)
Opens or creates a file for reading and/or writing, returning an
 asynchronous file channel to access the file. 
 | 
static FileChannel | 
FileChannel.open(Path path,
    OpenOption... options)
Opens or creates a file, returning a file channel to access the file. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static AsynchronousFileChannel | 
AsynchronousFileChannel.open(Path file,
    Set<? extends OpenOption> options,
    ExecutorService executor,
    FileAttribute<?>... attrs)
Opens or creates a file for reading and/or writing, returning an
 asynchronous file channel to access the file. 
 | 
static FileChannel | 
FileChannel.open(Path path,
    Set<? extends OpenOption> options,
    FileAttribute<?>... attrs)
Opens or creates a file, returning a file channel to access the file. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
LinkOption
Defines the options as to how symbolic links are handled. 
 | 
class  | 
StandardOpenOption
Defines the standard open options. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static BufferedWriter | 
Files.newBufferedWriter(Path path,
                 Charset cs,
                 OpenOption... options)
Opens or creates a file for writing, returning a  
BufferedWriter
 that may be used to write text to the file in an efficient manner. | 
static BufferedWriter | 
Files.newBufferedWriter(Path path,
                 OpenOption... options)
Opens or creates a file for writing, returning a  
BufferedWriter
 to write text to the file in an efficient manner. | 
static SeekableByteChannel | 
Files.newByteChannel(Path path,
              OpenOption... options)
Opens or creates a file, returning a seekable byte channel to access the
 file. 
 | 
static InputStream | 
Files.newInputStream(Path path,
              OpenOption... options)
Opens a file, returning an input stream to read from the file. 
 | 
static OutputStream | 
Files.newOutputStream(Path path,
               OpenOption... options)
Opens or creates a file, returning an output stream that may be used to
 write bytes to the file. 
 | 
static Path | 
Files.write(Path path,
     byte[] bytes,
     OpenOption... options)
Writes bytes to a file. 
 | 
static Path | 
Files.write(Path path,
     Iterable<? extends CharSequence> lines,
     Charset cs,
     OpenOption... options)
Write lines of text to a file. 
 | 
static Path | 
Files.write(Path path,
     Iterable<? extends CharSequence> lines,
     OpenOption... options)
Write lines of text to a file. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static SeekableByteChannel | 
Files.newByteChannel(Path path,
              Set<? extends OpenOption> options,
              FileAttribute<?>... attrs)
Opens or creates a file, returning a seekable byte channel to access the
 file. 
 | 
SeekableByteChannel | 
SecureDirectoryStream.newByteChannel(T path,
              Set<? extends OpenOption> options,
              FileAttribute<?>... attrs)
Opens or creates a file in this directory, returning a seekable byte
 channel to access the file. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
InputStream | 
FileSystemProvider.newInputStream(Path path,
              OpenOption... options)
Opens a file, returning an input stream to read from the file. 
 | 
OutputStream | 
FileSystemProvider.newOutputStream(Path path,
               OpenOption... options)
Opens or creates a file, returning an output stream that may be used to
 write bytes to the file. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
AsynchronousFileChannel | 
FileSystemProvider.newAsynchronousFileChannel(Path path,
                          Set<? extends OpenOption> options,
                          ExecutorService executor,
                          FileAttribute<?>... attrs)
Opens or creates a file for reading and/or writing, returning an
 asynchronous file channel to access the file. 
 | 
abstract SeekableByteChannel | 
FileSystemProvider.newByteChannel(Path path,
              Set<? extends OpenOption> options,
              FileAttribute<?>... attrs)
Opens or creates a file, returning a seekable byte channel to access the
 file. 
 | 
FileChannel | 
FileSystemProvider.newFileChannel(Path path,
              Set<? extends OpenOption> options,
              FileAttribute<?>... attrs)
Opens or creates a file for reading and/or writing, returning a file
 channel to access the file. 
 | 
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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