org.h2.mvstore.cache
Class FilePathCache.FileCache
java.lang.Object
java.nio.channels.spi.AbstractInterruptibleChannel
java.nio.channels.FileChannel
org.h2.store.fs.FileBase
org.h2.mvstore.cache.FilePathCache.FileCache
- All Implemented Interfaces:
- java.io.Closeable, 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.WritableByteChannel
- Enclosing class:
- FilePathCache
public static class FilePathCache.FileCache
- extends FileBase
A file with a read cache.
Nested classes/interfaces inherited from class java.nio.channels.FileChannel |
java.nio.channels.FileChannel.MapMode |
Method Summary |
void |
force(boolean metaData)
|
protected void |
implCloseChannel()
|
long |
position()
|
java.nio.channels.FileChannel |
position(long newPosition)
|
int |
read(java.nio.ByteBuffer dst)
|
int |
read(java.nio.ByteBuffer dst,
long position)
|
long |
size()
|
java.lang.String |
toString()
|
java.nio.channels.FileChannel |
truncate(long newSize)
|
java.nio.channels.FileLock |
tryLock(long position,
long size,
boolean shared)
|
int |
write(java.nio.ByteBuffer src)
|
int |
write(java.nio.ByteBuffer src,
long position)
|
Methods inherited from class java.nio.channels.FileChannel |
lock, read, tryLock, write |
Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel |
begin, close, end, isOpen |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface java.nio.channels.Channel |
close, isOpen |
implCloseChannel
protected void implCloseChannel()
throws java.io.IOException
- Overrides:
implCloseChannel
in class FileBase
- Throws:
java.io.IOException
position
public java.nio.channels.FileChannel position(long newPosition)
throws java.io.IOException
- Specified by:
position
in class FileBase
- Throws:
java.io.IOException
position
public long position()
throws java.io.IOException
- Specified by:
position
in class FileBase
- Throws:
java.io.IOException
read
public int read(java.nio.ByteBuffer dst)
throws java.io.IOException
- Specified by:
read
in interface java.nio.channels.ReadableByteChannel
- Specified by:
read
in class FileBase
- Throws:
java.io.IOException
read
public int read(java.nio.ByteBuffer dst,
long position)
throws java.io.IOException
- Overrides:
read
in class FileBase
- Throws:
java.io.IOException
size
public long size()
throws java.io.IOException
- Specified by:
size
in class FileBase
- Throws:
java.io.IOException
truncate
public java.nio.channels.FileChannel truncate(long newSize)
throws java.io.IOException
- Specified by:
truncate
in class FileBase
- Throws:
java.io.IOException
write
public int write(java.nio.ByteBuffer src,
long position)
throws java.io.IOException
- Overrides:
write
in class FileBase
- Throws:
java.io.IOException
write
public int write(java.nio.ByteBuffer src)
throws java.io.IOException
- Specified by:
write
in interface java.nio.channels.WritableByteChannel
- Specified by:
write
in class FileBase
- Throws:
java.io.IOException
force
public void force(boolean metaData)
throws java.io.IOException
- Overrides:
force
in class FileBase
- Throws:
java.io.IOException
tryLock
public java.nio.channels.FileLock tryLock(long position,
long size,
boolean shared)
throws java.io.IOException
- Overrides:
tryLock
in class FileBase
- Throws:
java.io.IOException
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object