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org.hsqldb
Class MemoryNode  

java.lang.Object
  org.hsqldb.Node
      org.hsqldb.MemoryNode

Direct Known Subclasses:

PointerNode

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class MemoryNode

extends Node

Memory table node implementation.

Version:

1.7.1

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Field Summary
protected  int	iBalance
protected  Node	nLeft
(package private)  Node	nNext
(package private) static int	NO_POS
protected  Node	nParent
protected  Node	nRight
protected  Row	rData
(package private) static int	TYPE_DISK
(package private) static int	TYPE_MEMORY
(package private) static int	TYPE_POINTER

 

Constructor Summary
(package private)	MemoryNode()
(package private)	MemoryNode(Row r)           Constructor declaration

 

Method Summary
(package private)  void	delete()           Method declaration
(package private)  boolean	equals(Node n)
(package private)  boolean	from()           Method declaration
(package private)  int	getBalance()
(package private)  java.lang.Object[]	getData()           Returns the data held in the table Row for this Node
(package private)  int	getKey()           File offset of Node.
(package private)  Node	getLeft()
(package private)  Node	getParent()
(package private)  Node	getRight()
(package private)  Node	getRightPointer()           Used with PointerNode objects only
(package private)  Row	getRow()
(package private)  boolean	isRoot()
(package private) static Node	newNode(Row r, DatabaseRowInputInterface in, int id, Table t)
(package private) static Node	newNode(Row r, int id, Table t)
(package private)  void	setBalance(int b)
(package private)  void	setKey(int pos)           Used with CachedRow objects only
(package private)  void	setLeft(Node n)
(package private)  void	setParent(Node n)
(package private)  void	setRight(Node n)
(package private)  void	write(DatabaseRowOutputInterface out)           Method declaration

 

Methods inherited from class java.lang.Object

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

 

Field Detail

nLeft

protected Node nLeft

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nRight

protected Node nRight

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nParent

protected Node nParent

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TYPE_MEMORY

static final int TYPE_MEMORY

See Also:

Constant Field Values

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TYPE_DISK

static final int TYPE_DISK

See Also:

Constant Field Values

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TYPE_POINTER

static final int TYPE_POINTER

See Also:

Constant Field Values

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NO_POS

static final int NO_POS

See Also:

Constant Field Values

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iBalance

protected int iBalance

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rData

protected Row rData

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nNext

Node nNext

Constructor Detail

MemoryNode

MemoryNode()

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MemoryNode

MemoryNode(Row r)

Constructor declaration

Method Detail

delete

void delete()

Method declaration

Specified by:

delete in class Node

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getKey

int getKey()

Description copied from class: Node

File offset of Node. Used with CachedRow objects only

Specified by:

getKey in class Node

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setKey

void setKey(int pos)

Description copied from class: Node

Used with CachedRow objects only

Specified by:

setKey in class Node

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getRow

Row getRow()
     throws java.sql.SQLException

Specified by:

getRow in class Node

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getLeft

Node getLeft()
       throws java.sql.SQLException

Specified by:

getLeft in class Node

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setLeft

void setLeft(Node n)
       throws java.sql.SQLException

Specified by:

setLeft in class Node

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getRight

Node getRight()
        throws java.sql.SQLException

Specified by:

getRight in class Node

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getRightPointer

Node getRightPointer()
               throws java.sql.SQLException

Used with PointerNode objects only

Specified by:

getRightPointer in class Node

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setRight

void setRight(Node n)
        throws java.sql.SQLException

Specified by:

setRight in class Node

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getParent

Node getParent()
         throws java.sql.SQLException

Specified by:

getParent in class Node

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isRoot

boolean isRoot()

Specified by:

isRoot in class Node

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setParent

void setParent(Node n)
         throws java.sql.SQLException

Specified by:

setParent in class Node

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setBalance

void setBalance(int b)
          throws java.sql.SQLException

Specified by:

setBalance in class Node

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from

boolean from()
       throws java.sql.SQLException

Description copied from class: Node

Method declaration

Specified by:

from in class Node

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getData

java.lang.Object[] getData()
                     throws java.sql.SQLException

Description copied from class: Node

Returns the data held in the table Row for this Node

Specified by:

getData in class Node

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equals

boolean equals(Node n)
         throws java.sql.SQLException

Specified by:

equals in class Node

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write

void write(DatabaseRowOutputInterface out)
     throws java.io.IOException,
            java.sql.SQLException

Method declaration

Specified by:

write in class Node

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newNode

static final Node newNode(Row r,
                          int id,
                          Table t)

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newNode

static final Node newNode(Row r,
                          DatabaseRowInputInterface in,
                          int id,
                          Table t)
                   throws java.io.IOException,
                          java.sql.SQLException

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getBalance

final int getBalance()
              throws java.sql.SQLException

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> [ hsqldb overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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