Package org.h2.store.fs.async
Class FileAsync
- java.lang.Object
-
- java.nio.channels.spi.AbstractInterruptibleChannel
-
- java.nio.channels.FileChannel
-
- org.h2.store.fs.FileBase
-
- org.h2.store.fs.FileBaseDefault
-
- org.h2.store.fs.async.FileAsync
-
- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,java.nio.channels.ByteChannel
,java.nio.channels.Channel
,java.nio.channels.GatheringByteChannel
,java.nio.channels.InterruptibleChannel
,java.nio.channels.ReadableByteChannel
,java.nio.channels.ScatteringByteChannel
,java.nio.channels.SeekableByteChannel
,java.nio.channels.WritableByteChannel
class FileAsync extends FileBaseDefault
File which uses NIO2 AsynchronousFileChannel.
-
-
Constructor Summary
Constructors Constructor Description FileAsync(java.lang.String fileName, java.lang.String mode)
-
Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description private static <T> T
complete(java.util.concurrent.Future<T> future)
void
force(boolean metaData)
void
implCloseChannel()
protected void
implTruncate(long newLength)
The truncate implementation.int
read(java.nio.ByteBuffer dst, long position)
long
size()
java.lang.String
toString()
java.nio.channels.FileLock
tryLock(long position, long size, boolean shared)
int
write(java.nio.ByteBuffer src, long position)
-
Methods inherited from class org.h2.store.fs.FileBaseDefault
position, position, read, truncate, write
-
Methods inherited from class org.h2.store.fs.FileBase
lock, map, read, transferFrom, transferTo, write
-
Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel
begin, close, end, isOpen
-
-
-
-
Method Detail
-
complete
private static <T> T complete(java.util.concurrent.Future<T> future) throws java.io.IOException
- Throws:
java.io.IOException
-
implCloseChannel
public void implCloseChannel() throws java.io.IOException
- Overrides:
implCloseChannel
in classFileBase
- Throws:
java.io.IOException
-
size
public long size() throws java.io.IOException
- Specified by:
size
in interfacejava.nio.channels.SeekableByteChannel
- Specified by:
size
in classjava.nio.channels.FileChannel
- Throws:
java.io.IOException
-
read
public int read(java.nio.ByteBuffer dst, long position) throws java.io.IOException
-
write
public int write(java.nio.ByteBuffer src, long position) throws java.io.IOException
-
implTruncate
protected void implTruncate(long newLength) throws java.io.IOException
Description copied from class:FileBaseDefault
The truncate implementation.- Specified by:
implTruncate
in classFileBaseDefault
- Parameters:
newLength
- the new size- Throws:
java.io.IOException
- on failure
-
force
public void force(boolean metaData) throws java.io.IOException
-
tryLock
public java.nio.channels.FileLock tryLock(long position, long size, boolean shared) throws java.io.IOException
-
toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
-
-