org.drools.core.util
Class AbstractHashTable

java.lang.Object
  org.drools.core.util.AbstractHashTable

All Implemented Interfaces:

Externalizable, Serializable

Direct Known Subclasses:

LeftTupleIndexHashTable, ObjectHashMap, ObjectHashSet, RightTupleIndexHashTable, TripleStore

public abstract class AbstractHashTable
extends Object
implements Externalizable

See Also:

Serialized Form

Nested Class Summary

static class	AbstractHashTable.AbstractObjectComparator
static class	AbstractHashTable.DoubleCompositeIndex
static class	AbstractHashTable.EqualityEquals
static class	AbstractHashTable.FieldIndex
static interface	AbstractHashTable.Index
static class	AbstractHashTable.InstanceEquals
static interface	AbstractHashTable.ObjectComparator
static class	AbstractHashTable.SingleIndex
static class	AbstractHashTable.TripleCompositeIndex

Field Summary

protected AbstractHashTable.ObjectComparator	comparator
protected float	loadFactor
protected int	size
protected Entry[]	table
protected int	threshold

Constructor Summary

AbstractHashTable()

AbstractHashTable(Entry[] table)

AbstractHashTable(float loadFactor, Entry[] table)

AbstractHashTable(int capacity, float loadFactor)

Method Summary

protected Entry	getBucket(int hashCode)
abstract Entry	getBucket(Object object)
abstract int	getResizeHashcode(Entry entry)
Entry[]	getTable()
protected static int	indexOf(int hashCode, int dataSize)
boolean	isEmpty()
Iterator	iterator()
Iterator	newIterator()
void	readExternal(ObjectInput in)
static int	rehash(int hash)
protected void	resize(int newCapacity)
void	setComparator(AbstractHashTable.ObjectComparator comparator)
int	size()
Entry[]	toArray()
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

size

protected int size

threshold

protected int threshold

loadFactor

protected float loadFactor

comparator

protected AbstractHashTable.ObjectComparator comparator

table

protected Entry[] table

Constructor Detail

AbstractHashTable

public AbstractHashTable()

AbstractHashTable

public AbstractHashTable(int capacity,
                         float loadFactor)

AbstractHashTable

public AbstractHashTable(Entry[] table)

AbstractHashTable

public AbstractHashTable(float loadFactor,
                         Entry[] table)

Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

iterator

public Iterator iterator()

newIterator

public Iterator newIterator()

setComparator

public void setComparator(AbstractHashTable.ObjectComparator comparator)

resize

protected void resize(int newCapacity)

getResizeHashcode

public abstract int getResizeHashcode(Entry entry)

toArray

public Entry[] toArray()

getBucket

protected Entry getBucket(int hashCode)

getTable

public Entry[] getTable()

size

public int size()

isEmpty

public boolean isEmpty()

rehash

public static int rehash(int hash)

indexOf

protected static int indexOf(int hashCode,
                             int dataSize)

getBucket

public abstract Entry getBucket(Object object)

toString

public String toString()

Overrides:

toString in class Object