global
Class Page

java.lang.Object
  global.Page

All Implemented Interfaces:

GlobalConst

public class Page
extends java.lang.Object
implements GlobalConst

class Page

Field Summary

Fields inherited from interface global.GlobalConst

EMPTY_SLOT, FIRST_PAGEID, INVALID_PAGEID, MAX_COLSIZE, MAX_TUPSIZE, NAME_MAXLEN, PAGE_SIZE, PIN_DISKIO, PIN_MEMCPY, UNPIN_CLEAN, UNPIN_DIRTY

Constructor Summary

Page()
default constructor

Page(byte[] apage)
Constructor of class Page

Method Summary

void	copyPage(Page page) Copies the contents of the given page's buffer into this page's buffer.
byte[]	getData() Get accessor for the data byte array.
byte[]	getpage() return the data byte array
void	setpage(byte[] array) set the page with the given byte array
void	setPage(Page page) Sets this page's data array to share the given page's data array.

Methods inherited from class java.lang.Object

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

Constructor Detail

Page

public Page()

default constructor

Page

public Page(byte[] apage)

Constructor of class Page

Method Detail

getpage

public byte[] getpage()

return the data byte array

Returns:

the byte array of the page

setpage

public void setpage(byte[] array)

set the page with the given byte array

Parameters:

array - a byte array of page size

setPage

public void setPage(Page page)

Sets this page's data array to share the given page's data array.

copyPage

public void copyPage(Page page)

Copies the contents of the given page's buffer into this page's buffer.

getData

public byte[] getData()

Get accessor for the data byte array.