Package tools.refinery.store.map.internal.delta

Class VersionedMapDeltaImpl<K,V>

java.lang.Object

tools.refinery.store.map.internal.delta.VersionedMapDeltaImpl<K,V>

All Implemented Interfaces:

AnyVersionedMap, Versioned, VersionedMap<K,V>

public class VersionedMapDeltaImpl<K,V>
extends Object
implements VersionedMap<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
protected final V	defaultValue
protected final VersionedMapStoreDeltaImpl<K,V>	store

Constructor Summary

Constructors

Constructor	Description
VersionedMapDeltaImpl(VersionedMapStoreDeltaImpl<K,V> store, boolean summarizeChanges, V defaultValue)

Method Summary

Modifier and Type	Method	Description
protected void	backward(List<MapDelta<K,V>[]> changes)
protected void	backward(MapDelta<K,V>[] changes)
void	checkIntegrity()	Checks the integrity of the map, and throws an exception if an inconsistency is detected.
Version	commit()	Saves the state of the object.
boolean	contentEquals(AnyVersionedMap other)
int	contentHashCode(ContentHashCode mode)
protected void	forward(List<MapDelta<K,V>[]> changes)
protected void	forward(MapDelta<K,V>[] changes)
V	get(K key)
Cursor<K,V>	getAll()
V	getDefaultValue()
DiffCursor<K,V>	getDiffCursor(Version state)
long	getSize()
V	put(K key, V value)
void	putAll(Cursor<K,V> cursor)
void	restore(Version state)	Restores the state of the object.

Methods inherited from class java.lang.Object

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

Methods inherited from interface tools.refinery.store.map.AnyVersionedMap

equals, hashCode

Field Details

store

protected final VersionedMapStoreDeltaImpl<K,V> store

defaultValue

protected final V defaultValue

Constructor Details

VersionedMapDeltaImpl

public VersionedMapDeltaImpl(VersionedMapStoreDeltaImpl<K,V> store,
 boolean summarizeChanges,
 V defaultValue)

Method Details

getDefaultValue

public V getDefaultValue()

Specified by:

getDefaultValue in interface VersionedMap<K,V>

commit

public Version commit()

Description copied from interface: Versioned

Saves the state of the object.

Specified by:

commit in interface Versioned

Returns:

an object that marks the version of the object at the time the function was called.

restore

public void restore(Version state)

Description copied from interface: Versioned

Restores the state of the object.

Specified by:

restore in interface Versioned

Parameters:

state - a Version object that marks the version. The state must be a Version object returned by a previous Versioned.commit()!

forward

protected void forward(List<MapDelta<K,V>[]> changes)

backward

protected void backward(List<MapDelta<K,V>[]> changes)

forward

protected void forward(MapDelta<K,V>[] changes)

backward

protected void backward(MapDelta<K,V>[] changes)

get

public V get(K key)

Specified by:

get in interface VersionedMap<K,V>

getAll

public Cursor<K,V> getAll()

Specified by:

getAll in interface VersionedMap<K,V>

put

public V put(K key,
 V value)

Specified by:

put in interface VersionedMap<K,V>

putAll

public void putAll(Cursor<K,V> cursor)

Specified by:

putAll in interface VersionedMap<K,V>

getSize

public long getSize()

Specified by:

getSize in interface AnyVersionedMap

getDiffCursor

public DiffCursor<K,V> getDiffCursor(Version state)

Specified by:

getDiffCursor in interface VersionedMap<K,V>

contentHashCode

public int contentHashCode(ContentHashCode mode)

Specified by:

contentHashCode in interface AnyVersionedMap

contentEquals

public boolean contentEquals(AnyVersionedMap other)

Specified by:

contentEquals in interface AnyVersionedMap

checkIntegrity

public void checkIntegrity()

Description copied from interface: AnyVersionedMap

Checks the integrity of the map, and throws an exception if an inconsistency is detected.

Specified by:

checkIntegrity in interface AnyVersionedMap