com.alibaba.innodb.java.reader.service

接口 StorageService

所有超级接口:

AutoCloseable, Closeable

所有已知实现类:

DirectIoStorageServiceImpl, FileChannelStorageServiceImpl, MmapStorageServiceImpl

public interface StorageService
extends Closeable

Service for reading tablespace page

作者:

xu.zx

方法概要

限定符和类型	方法和说明
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

从接口继承的方法 java.io.Closeable

close

方法详细资料

open

void open(String ibdFilePath)
   throws IOException

open file

参数:

ibdFilePath - file path

抛出:

IOException - throws IOException when open file fails

loadPage

InnerPage loadPage(long pageNumber)
            throws ReaderException

load page

参数:

pageNumber - page number

返回:

InnerPage

抛出:

ReaderException - throws ReaderException when internal errors occurs

loadPageHeader

FilHeader loadPageHeader(long pageNumber)
                  throws ReaderException

only load page header

参数:

pageNumber - page number

返回:

FilHeader

抛出:

ReaderException - throws ReaderException when internal errors occurs

numOfPages

long numOfPages()

Number of pages in the tablespace

返回:

Number of pages