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. |
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. |
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 path,
OpenOption... options)
Opens or creates a file, returning a 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.
|
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.
|
Constructor and Description |
---|
FileLock(FileChannel channel,
long position,
long size,
boolean shared)
Initializes a new instance of this class.
|
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.
|
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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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