com.healthmarketscience.jackcess.impl

Class IndexData.DataPage

java.lang.Object

com.healthmarketscience.jackcess.impl.IndexData.DataPage

Direct Known Subclasses:

IndexData.RootDataPage, IndexPageCache.CacheDataPage

Enclosing class:

IndexData

protected abstract static class IndexData.DataPage
extends java.lang.Object

Object used to maintain state about an Index page.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DataPage()

Method Summary

Modifier and Type	Method and Description
abstract void	addEntry(int idx, IndexData.Entry entry)
boolean	equals(java.lang.Object o)
int	findEntry(IndexData.Entry entry)
abstract int	getChildTailPageNumber()
int	getCompressedEntrySize()
abstract java.util.List<IndexData.Entry>	getEntries()
abstract byte[]	getEntryPrefix()
abstract int	getNextPageNumber()
abstract int	getPageNumber()
abstract int	getPrevPageNumber()
abstract int	getTotalEntrySize()
int	hashCode()
boolean	isEmpty()
abstract boolean	isLeaf()
abstract IndexData.Entry	removeEntry(int idx)
abstract void	setChildTailPageNumber(int pageNumber)
abstract void	setEntries(java.util.List<IndexData.Entry> entries)
abstract void	setEntryPrefix(byte[] entryPrefix)
abstract void	setLeaf(boolean isLeaf)
abstract void	setNextPageNumber(int pageNumber)
abstract void	setPrevPageNumber(int pageNumber)
abstract void	setTotalEntrySize(int totalSize)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DataPage

protected DataPage()

Method Detail

getPageNumber

public abstract int getPageNumber()

isLeaf

public abstract boolean isLeaf()

setLeaf

public abstract void setLeaf(boolean isLeaf)

getPrevPageNumber

public abstract int getPrevPageNumber()

setPrevPageNumber

public abstract void setPrevPageNumber(int pageNumber)

getNextPageNumber

public abstract int getNextPageNumber()

setNextPageNumber

public abstract void setNextPageNumber(int pageNumber)

getChildTailPageNumber

public abstract int getChildTailPageNumber()

setChildTailPageNumber

public abstract void setChildTailPageNumber(int pageNumber)

getTotalEntrySize

public abstract int getTotalEntrySize()

setTotalEntrySize

public abstract void setTotalEntrySize(int totalSize)

getEntryPrefix

public abstract byte[] getEntryPrefix()

setEntryPrefix

public abstract void setEntryPrefix(byte[] entryPrefix)

getEntries

public abstract java.util.List<IndexData.Entry> getEntries()

setEntries

public abstract void setEntries(java.util.List<IndexData.Entry> entries)

addEntry

public abstract void addEntry(int idx,
                              IndexData.Entry entry)
                       throws java.io.IOException

Throws:

java.io.IOException

removeEntry

public abstract IndexData.Entry removeEntry(int idx)
                                     throws java.io.IOException

Throws:

java.io.IOException

isEmpty

public final boolean isEmpty()

getCompressedEntrySize

public final int getCompressedEntrySize()

findEntry

public final int findEntry(IndexData.Entry entry)

hashCode

public final int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public final boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

toString

public final java.lang.String toString()

Overrides:

toString in class java.lang.Object