org.h2.store.fs

类 FileBaseDefault

java.lang.Object

java.nio.channels.spi.AbstractInterruptibleChannel

java.nio.channels.FileChannel

org.h2.store.fs.FileBase

org.h2.store.fs.FileBaseDefault

所有已实现的接口:

Closeable, AutoCloseable, ByteChannel, Channel, GatheringByteChannel, InterruptibleChannel, ReadableByteChannel, ScatteringByteChannel, SeekableByteChannel, WritableByteChannel

直接已知子类:

FileEncrypt

public abstract class FileBaseDefault
extends FileBase

Default implementation of the slow operations that need synchronization because they involve the file position.

嵌套类概要

从类继承的嵌套类/接口 java.nio.channels.FileChannel

FileChannel.MapMode

构造器概要

构造器

构造器和说明
FileBaseDefault()

方法概要

限定符和类型	方法和说明
protected abstract void	implTruncate(long size) The truncate implementation.
long	position()
FileChannel	position(long newPosition)
int	read(ByteBuffer dst)
FileChannel	truncate(long newLength)
int	write(ByteBuffer src)

从类继承的方法 org.h2.store.fs.FileBase

force, implCloseChannel, lock, map, read, read, transferFrom, transferTo, tryLock, write, write

从类继承的方法 java.nio.channels.FileChannel

lock, open, open, read, size, tryLock, write

从类继承的方法 java.nio.channels.spi.AbstractInterruptibleChannel

begin, close, end, isOpen

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 java.nio.channels.Channel

close, isOpen

构造器详细资料

FileBaseDefault

public FileBaseDefault()

方法详细资料

position

public final long position()
                    throws IOException

指定者:

position 在接口中 SeekableByteChannel

指定者:

position 在类中 FileChannel

抛出:

IOException

position

public final FileChannel position(long newPosition)
                           throws IOException

指定者:

position 在接口中 SeekableByteChannel

覆盖:

position 在类中 FileChannel

抛出:

IOException

read

public final int read(ByteBuffer dst)
               throws IOException

指定者:

read 在接口中 ReadableByteChannel

指定者:

read 在接口中 SeekableByteChannel

指定者:

read 在类中 FileChannel

抛出:

IOException

write

public final int write(ByteBuffer src)
                throws IOException

指定者:

write 在接口中 SeekableByteChannel

指定者:

write 在接口中 WritableByteChannel

指定者:

write 在类中 FileChannel

抛出:

IOException

truncate

public final FileChannel truncate(long newLength)
                           throws IOException

指定者:

truncate 在接口中 SeekableByteChannel

覆盖:

truncate 在类中 FileChannel

抛出:

IOException

implTruncate

protected abstract void implTruncate(long size)
                              throws IOException

The truncate implementation.

参数:

size - the new size

抛出:

IOException - on failure