Please note that this documentation is not final and is subject to change.

Java™ Platform
Standard Ed. 7

DRAFT ea-b76

Uses of Class
java.nio.channels.FileChannel

Packages that use FileChannel
Package Description
java.io Provides for system input and output through data streams, serialization and the file system. 
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.spi Service-provider classes for the java.nio.file package. 
 

Uses of FileChannel in java.io
 

Methods in java.io that return FileChannel
Modifier and Type Method and Description
 FileChannel RandomAccessFile.getChannel()
          Returns the unique FileChannel object associated with this file.
 FileChannel FileOutputStream.getChannel()
          Returns the unique FileChannel object associated with this file output stream.
 FileChannel FileInputStream.getChannel()
          Returns the unique FileChannel object associated with this file input stream.
 

Uses of FileChannel in java.nio.channels
 

Methods in java.nio.channels that return FileChannel
Modifier and Type Method and Description
 FileChannel FileLock.channel()
          Returns the file channel upon whose file this lock was acquired.
static FileChannel FileChannel.open(Path file, OpenOption... options)
          Opens or creates a file, returning a file channel to access the file.
static FileChannel FileChannel.open(Path file, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
          Opens or creates a file, returning a file channel to access the file.
abstract  FileChannel FileChannel.position(long newPosition)
          Sets this channel's file position.
abstract  FileChannel FileChannel.truncate(long size)
          Truncates this channel's file to the given size.
 

Constructors in java.nio.channels with parameters of type FileChannel
Constructor and Description
FileLock(FileChannel channel, long position, long size, boolean shared)
          Initializes a new instance of this class.
 

Uses of FileChannel in java.nio.file.spi
 

Methods in java.nio.file.spi that return FileChannel
Modifier and Type Method and Description
 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.
 


Java™ Platform
Standard Ed. 7

DRAFT ea-b76

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