Package com.db4o.internal.btree

Class BTreePointer

java.lang.Object

com.db4o.internal.btree.BTreePointer

public final class BTreePointer
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
BTreePointer(Transaction transaction, ByteArrayBuffer nodeReader, BTreeNode node, int index)

Method Summary

Modifier and Type	Method	Description
int	compareTo(BTreePointer y)
void	copyTo(BTreePointer target)
static boolean	equals(BTreePointer x, BTreePointer y)
boolean	equals(java.lang.Object obj)
int	hashCode()
int	index()
boolean	isValid()
java.lang.Object	key()
static boolean	lessThan(BTreePointer x, BTreePointer y)
static BTreePointer	max(BTreePointer x, BTreePointer y)
static BTreePointer	min(BTreePointer x, BTreePointer y)
BTreePointer	next()
BTreeNode	node()
BTreePointer	previous()
BTreePointer	shallowClone()
java.lang.String	toString()
BTreePointer	unsafeFastNext()	Duplicate code of next(), reusing this BTreePointer without creating a new BTreePointer, very dangerous to call because there may be side effects if this BTreePointer is used elsewhere and code relies on state the stay the same.

Methods inherited from class java.lang.Object

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

Constructor Detail

BTreePointer

public BTreePointer(Transaction transaction,
                    ByteArrayBuffer nodeReader,
                    BTreeNode node,
                    int index)

Method Detail

max

public static BTreePointer max(BTreePointer x,
                               BTreePointer y)

min

public static BTreePointer min(BTreePointer x,
                               BTreePointer y)

shallowClone

public BTreePointer shallowClone()

copyTo

public void copyTo(BTreePointer target)

index

public final int index()

node

public final BTreeNode node()

key

public final java.lang.Object key()

next

public BTreePointer next()

unsafeFastNext

public BTreePointer unsafeFastNext()

Duplicate code of next(), reusing this BTreePointer without creating a new BTreePointer, very dangerous to call because there may be side effects if this BTreePointer is used elsewhere and code relies on state the stay the same.

previous

public BTreePointer previous()

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

compareTo

public int compareTo(BTreePointer y)

lessThan

public static boolean lessThan(BTreePointer x,
                               BTreePointer y)

equals

public static boolean equals(BTreePointer x,
                             BTreePointer y)

isValid

public boolean isValid()