Uses of Class
java.nio.channels.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. |
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Uses of FileChannel in java.io
Methods in java.io that return FileChannel Modifier and Type Method Description FileChannelFileInputStream. getChannel()Returns the uniqueFileChannelobject associated with this file input stream.FileChannelFileOutputStream. getChannel()Returns the uniqueFileChannelobject associated with this file output stream.FileChannelRandomAccessFile. getChannel()Returns the uniqueFileChannelobject associated with this file. -
Uses of FileChannel in java.nio.channels
Methods in java.nio.channels that return FileChannel Modifier and Type Method Description FileChannelFileLock. channel()Returns the file channel upon whose file this lock was acquired.static FileChannelFileChannel. open(Path path, OpenOption... options)Opens or creates a file, returning a file channel to access the file.static FileChannelFileChannel. open(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)Opens or creates a file, returning a file channel to access the file.abstract FileChannelFileChannel. position(long newPosition)Sets this channel's file position.abstract FileChannelFileChannel. truncate(long size)Truncates this channel's file to the given size.Constructors in java.nio.channels with parameters of type FileChannel Constructor 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 Description FileChannelFileSystemProvider. 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.