com.healthmarketscience.jackcess.impl

Class IndexData.NodeEntry

java.lang.Object

com.healthmarketscience.jackcess.impl.IndexData.Entry

com.healthmarketscience.jackcess.impl.IndexData.NodeEntry

All Implemented Interfaces:

java.lang.Comparable<IndexData.Entry>

Enclosing class:

IndexData

private static final class IndexData.NodeEntry
extends IndexData.Entry

A single node entry in an index (points to a sub-page in the index)

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.Integer	_subPageNumber index page number of the page to which this node entry refers

Constructor Summary

Constructors

Modifier	Constructor and Description
private	NodeEntry(byte[] entryBytes, RowIdImpl rowId, IndexData.EntryType type, java.lang.Integer subPageNumber) Create a new node entry
private	NodeEntry(java.nio.ByteBuffer buffer, int entryLen) Read an existing node entry in from a buffer

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
java.lang.Integer	getSubPageNumber()
boolean	isLeafEntry()
protected int	size() Size of this entry in the db.
java.lang.String	toString()
protected void	write(java.nio.ByteBuffer buffer, byte[] prefix) Write this entry into a buffer

Methods inherited from class com.healthmarketscience.jackcess.impl.IndexData.Entry

asNodeEntry, compareTo, entryBytesToStringBuilder, equalsEntryBytes, getEntryBytes, getRowId, getType, hashCode, isValid

Methods inherited from class java.lang.Object

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

Field Detail

_subPageNumber

private final java.lang.Integer _subPageNumber

index page number of the page to which this node entry refers

Constructor Detail

NodeEntry

private NodeEntry(byte[] entryBytes,
                  RowIdImpl rowId,
                  IndexData.EntryType type,
                  java.lang.Integer subPageNumber)

Create a new node entry

Parameters:

entryBytes - encoded bytes for this index entry

rowId - rowId in which the row is stored

type - the type of the entry

subPageNumber - the sub-page to which this node entry refers

NodeEntry

private NodeEntry(java.nio.ByteBuffer buffer,
                  int entryLen)
           throws java.io.IOException

Read an existing node entry in from a buffer

Throws:

java.io.IOException

Method Detail

getSubPageNumber

public java.lang.Integer getSubPageNumber()

Overrides:

getSubPageNumber in class IndexData.Entry

isLeafEntry

public boolean isLeafEntry()

Overrides:

isLeafEntry in class IndexData.Entry

size

protected int size()

Description copied from class: IndexData.Entry

Size of this entry in the db.

Overrides:

size in class IndexData.Entry

write

protected void write(java.nio.ByteBuffer buffer,
                     byte[] prefix)
              throws java.io.IOException

Description copied from class: IndexData.Entry

Write this entry into a buffer

Overrides:

write in class IndexData.Entry

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class IndexData.Entry

toString

public java.lang.String toString()

Overrides:

toString in class IndexData.Entry