com.alibaba.innodb.java.reader.service.impl

类 MmapStorageServiceImpl

java.lang.Object

com.alibaba.innodb.java.reader.service.impl.MmapStorageServiceImpl

所有已实现的接口:

StorageService, Closeable, AutoCloseable

public class MmapStorageServiceImpl
extends Object
implements StorageService

MmapStorageServiceImpl

作者:

xu.zx

构造器概要

构造器

构造器和说明
MmapStorageServiceImpl()

方法概要

限定符和类型	方法和说明
void	close()
InnerPage	loadPage(long pageNumber) load page
FilHeader	loadPageHeader(long pageNumber) only load page header
long	numOfPages() Number of pages in the tablespace
void	open(String ibdFilePath) open file

从类继承的方法 java.lang.Object

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

构造器详细资料

MmapStorageServiceImpl

public MmapStorageServiceImpl()

方法详细资料

open

public void open(String ibdFilePath)
          throws IOException

从接口复制的说明: StorageService

open file

指定者:

open 在接口中 StorageService

参数:

ibdFilePath - file path

抛出:

IOException - throws IOException when open file fails

loadPage

public InnerPage loadPage(long pageNumber)
                   throws ReaderException

从接口复制的说明: StorageService

load page

指定者:

loadPage 在接口中 StorageService

参数:

pageNumber - page number

返回:

InnerPage

抛出:

ReaderException - throws ReaderException when internal errors occurs

loadPageHeader

public FilHeader loadPageHeader(long pageNumber)
                         throws ReaderException

从接口复制的说明: StorageService

only load page header

指定者:

loadPageHeader 在接口中 StorageService

参数:

pageNumber - page number

返回:

FilHeader

抛出:

ReaderException - throws ReaderException when internal errors occurs

numOfPages

public long numOfPages()

从接口复制的说明: StorageService

Number of pages in the tablespace

指定者:

numOfPages 在接口中 StorageService

返回:

Number of pages

close

public void close()
           throws IOException

指定者:

close 在接口中 Closeable

指定者:

close 在接口中 AutoCloseable

抛出:

IOException