com.ibm.xtools.comparemerge.emf.delta.impl

Class ChangeDeltaImpl

java.lang.Object

org.eclipse.emf.common.notify.impl.BasicNotifierImpl

org.eclipse.emf.ecore.impl.BasicEObjectImpl

org.eclipse.emf.ecore.impl.EObjectImpl

com.ibm.xtools.comparemerge.emf.delta.impl.DeltaImpl

com.ibm.xtools.comparemerge.emf.delta.impl.ChangeDeltaImpl

All Implemented Interfaces:

ChangeDelta, Delta, Printable, org.eclipse.core.runtime.IAdaptable, org.eclipse.emf.common.notify.Notifier, org.eclipse.emf.ecore.EObject, org.eclipse.emf.ecore.InternalEObject

Direct Known Subclasses:

CustomChangeDelta

public class ChangeDeltaImpl
extends DeltaImpl
implements ChangeDelta

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.emf.ecore.impl.BasicEObjectImpl

org.eclipse.emf.ecore.impl.BasicEObjectImpl.EPropertiesHolder, org.eclipse.emf.ecore.impl.BasicEObjectImpl.EPropertiesHolderBaseImpl, org.eclipse.emf.ecore.impl.BasicEObjectImpl.EPropertiesHolderImpl

Nested classes/interfaces inherited from class org.eclipse.emf.common.notify.impl.BasicNotifierImpl

org.eclipse.emf.common.notify.impl.BasicNotifierImpl.EAdapterList<E extends java.lang.Object & org.eclipse.emf.common.notify.Adapter>, org.eclipse.emf.common.notify.impl.BasicNotifierImpl.EObservableAdapterList

Nested classes/interfaces inherited from interface org.eclipse.emf.ecore.InternalEObject

org.eclipse.emf.ecore.InternalEObject.EStore

Field Summary

Fields

Modifier and Type	Field and Description
protected Location	changeLocation
protected java.util.LinkedList	delta_values
protected org.eclipse.emf.common.util.EList	listDeltas The cached value of the 'List Deltas' containment reference list.
protected static boolean	NEW_SET_EDEFAULT The default value of the 'New Set' attribute.
protected boolean	newSet The cached value of the 'New Set' attribute.
static java.lang.String	NEWVALUE_PROPERTY
protected static boolean	OLD_SET_EDEFAULT The default value of the 'Old Set' attribute.
protected boolean	oldSet The cached value of the 'Old Set' attribute.
protected java.lang.Object	oldValue

Fields inherited from class com.ibm.xtools.comparemerge.emf.delta.impl.DeltaImpl

appliedResolution, base, composites, conflicts, contributor, customProperties, dependents, prerequisites, propertyChangeSupport, systemDelta, type

Fields inherited from class org.eclipse.emf.ecore.impl.EObjectImpl

eAdapters, eContainer, eContainerFeatureID, EDELIVER, EDYNAMIC_CLASS, eFlags, ELAST_EOBJECT_FLAG, ELAST_NOTIFIER_FLAG, eProperties, EPROXY

Fields inherited from class org.eclipse.emf.ecore.impl.BasicEObjectImpl

EVIRTUAL_GET, EVIRTUAL_IS_SET, EVIRTUAL_NO_VALUE, EVIRTUAL_SET, EVIRTUAL_UNSET

Fields inherited from interface com.ibm.xtools.comparemerge.emf.delta.Delta

RESOLUTION_PROPERTY

Fields inherited from interface org.eclipse.emf.ecore.InternalEObject

EOPPOSITE_FEATURE_BASE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ChangeDeltaImpl()
	ChangeDeltaImpl(org.eclipse.emf.ecore.resource.Resource base, org.eclipse.emf.ecore.resource.Resource contributor, Location changeLocation, boolean oldSet, boolean newSet, java.lang.Object oldValue, java.lang.Object newValue)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	decrement() decrement delta - remove the last delta from the increments list
java.lang.Object	eGet(int featureID, boolean resolve, boolean coreType)
org.eclipse.emf.common.notify.NotificationChain	eInverseRemove(org.eclipse.emf.ecore.InternalEObject otherEnd, int featureID, org.eclipse.emf.common.notify.NotificationChain msgs)
boolean	eIsSet(int featureID)
void	eSet(int featureID, java.lang.Object newValue)
protected org.eclipse.emf.ecore.EClass	eStaticClass()
void	eUnset(int featureID)
java.lang.Object	getAffectedObject() Returns the object that has been affected.
java.lang.String	getAffectedObjectMatchingId() Returns the matching ID of the object that has been affected if the feature of the location is a containment reference, otherwise null.
java.lang.Object	getChangedObject() Returns the object that has been changed.
java.lang.String	getChangedObjectMatchingId() Returns the matching ID of the changed object.
Location	getChangeLocation() Returns the location of the changed value.
Location	getDestinationLocation() Returns the destination location of the delta.
java.lang.String	getId() Returns a unique ID for this delta.
java.util.List	getInternalDeltaValues() Returns delta_values list.
org.eclipse.emf.common.util.EList	getListDeltas()
java.lang.Object	getNewValue() Returns the new value.
java.lang.Object	getNewValueBeforeIncrement()
java.lang.Object	getOldValue() Returns the old value.
boolean	getSetChanged()
Location	getSourceLocation() Returns the source location of the delta.
boolean	getSourceNewSetState() Returns the new source set state.
boolean	getSourceOldSetState() Returns the old source set state.
void	increment(java.lang.Object value)
int	increments()
boolean	isNewSet()
boolean	isOldSet()
boolean	isSameDelta(Delta d) Returns whether or not resolving this delta has the same effect as resolving the given delta.
boolean	isSourceSetStateChanged() Returns whether or not the source feature changed set state.
java.lang.Object	override(java.lang.Object value) Overrides previous value.
void	print(java.io.PrintStream out) Prints a text representation to a stream.
protected void	printContributor(java.io.PrintStream out)
void	setNewSet(boolean newNewSet)
void	setOldSet(boolean newOldSet)
java.lang.String	toString()
void	toStringImpl(java.lang.StringBuilder sb) Appends an String representation to the string buffer.

Methods inherited from class com.ibm.xtools.comparemerge.emf.delta.impl.DeltaImpl

addComposite, addConflict, addDependent, addPrerequisite, addPropertyChangeListener, canAutoResolve, canResolve, canUnresolve, collectAtomicDeltaSet, collectResolutionSet, deleteConflict, deleteDependent, deletePrerequisite, eInverseAdd, getAdapter, getAppliedResolution, getAtomicComposites, getAtomicDeltaSet, getAtomicDeltaSet, getBase, getComposites, getConflicts, getContributor, getCustomProperty, getDependents, getDependentsRecursively, getDestinationNewSetState, getDestinationOldSetState, getEquivalentDelta, getPrerequisites, getPrerequisitesRecursively, getRequiredDeltasRecursively, getResolution, getResolutionSet, getType, hasUnresolvedConflicts, isAccepted, isConflicting, isDestinationSetStateChanged, isInComposite, isInConflictedAtomicContainer, isRejected, isResolved, isSystemDelta, removePropertyChangeListener, resolve, setAppliedResolution, setCustomProperty, setEquivalentDelta, setSystemDelta, unresolve

Methods inherited from class org.eclipse.emf.ecore.impl.EObjectImpl

eAdapters, eBasicAdapters, eBasicProperties, eBasicSetContainer, eClass, eContainerFeatureID, eDeliver, eInternalContainer, eInvoke, eIsProxy, eProperties, eSetClass, eSetDeliver, eSetProxyURI

Methods inherited from class org.eclipse.emf.ecore.impl.BasicEObjectImpl

eAddVirtualValue, eAllContents, eBaseStructuralFeatureID, eBasicRemoveFromContainer, eBasicRemoveFromContainerFeature, eBasicSetContainer, eComputeVirtualValuesCapacity, eContainer, eContainerAdapterArray, eContainingFeature, eContainmentFeature, eContainmentFeature, eContains, eContents, eCrossReferences, eDerivedOperationID, eDerivedOperationID, eDerivedStructuralFeatureID, eDerivedStructuralFeatureID, eDirectResource, eDynamicBasicRemoveFromContainer, eDynamicClass, eDynamicFeature, eDynamicFeatureID, eDynamicGet, eDynamicGet, eDynamicGet, eDynamicInverseAdd, eDynamicInverseAdd, eDynamicInverseRemove, eDynamicInverseRemove, eDynamicInvoke, eDynamicInvoke, eDynamicIsSet, eDynamicIsSet, eDynamicIsSet, eDynamicSet, eDynamicSet, eDynamicSet, eDynamicUnset, eDynamicUnset, eDynamicUnset, eGet, eGet, eGet, eHasSettings, eInternalResource, eInverseAdd, eInverseRemove, eInvocationDelegate, eInvoke, eIsSet, eObjectForURIFragmentSegment, eOpenGet, eOpenIsSet, eOpenSet, eOpenUnset, eProxyURI, eRemoveVirtualValue, eResolveProxy, eResource, eSet, eSetDirectResource, eSetResource, eSetStore, eSetting, eSettingDelegate, eSettings, eSetVirtualIndexBits, eSetVirtualValue, eSetVirtualValues, eStaticFeatureCount, eStaticOperationCount, eStore, eUnset, eURIFragmentSegment, eVirtualBitCount, eVirtualGet, eVirtualGet, eVirtualIndex, eVirtualIndexBits, eVirtualIsSet, eVirtualSet, eVirtualUnset, eVirtualValue, eVirtualValues

Methods inherited from class org.eclipse.emf.common.notify.impl.BasicNotifierImpl

eBasicAdapterArray, eBasicHasAdapters, eNotificationRequired, eNotify

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.ibm.xtools.comparemerge.emf.delta.Delta

addComposite, addConflict, addDependent, addPrerequisite, addPropertyChangeListener, canAutoResolve, canResolve, canUnresolve, collectAtomicDeltaSet, collectResolutionSet, deleteConflict, deleteDependent, deletePrerequisite, getAppliedResolution, getAtomicComposites, getAtomicDeltaSet, getBase, getComposites, getConflicts, getContributor, getCustomProperty, getDependents, getDependentsRecursively, getDestinationNewSetState, getDestinationOldSetState, getEquivalentDelta, getPrerequisites, getPrerequisitesRecursively, getResolution, getResolutionSet, getType, hasUnresolvedConflicts, isAccepted, isConflicting, isDestinationSetStateChanged, isInConflictedAtomicContainer, isRejected, isResolved, isSystemDelta, removePropertyChangeListener, resolve, setAppliedResolution, setCustomProperty, setEquivalentDelta, setSystemDelta, unresolve

Methods inherited from interface org.eclipse.emf.ecore.EObject

eAllContents, eClass, eContainer, eContainingFeature, eContainmentFeature, eContents, eCrossReferences, eGet, eGet, eInvoke, eIsProxy, eIsSet, eResource, eSet, eUnset

Methods inherited from interface org.eclipse.emf.common.notify.Notifier

eAdapters, eDeliver, eNotify, eSetDeliver

Methods inherited from interface org.eclipse.core.runtime.IAdaptable

getAdapter

Methods inherited from interface org.eclipse.emf.ecore.InternalEObject

eNotificationRequired

Field Detail

NEWVALUE_PROPERTY

public static java.lang.String NEWVALUE_PROPERTY

OLD_SET_EDEFAULT

protected static final boolean OLD_SET_EDEFAULT

The default value of the 'Old Set' attribute.

See Also:

isOldSet(), Constant Field Values

oldSet

protected boolean oldSet

The cached value of the 'Old Set' attribute.

See Also:

isOldSet()

NEW_SET_EDEFAULT

protected static final boolean NEW_SET_EDEFAULT

The default value of the 'New Set' attribute.

See Also:

isNewSet(), Constant Field Values

newSet

protected boolean newSet

The cached value of the 'New Set' attribute.

See Also:

isNewSet()

listDeltas

protected org.eclipse.emf.common.util.EList listDeltas

The cached value of the 'List Deltas' containment reference list.

See Also:

getListDeltas()

changeLocation

protected Location changeLocation

oldValue

protected java.lang.Object oldValue

delta_values

protected java.util.LinkedList delta_values

Constructor Detail

ChangeDeltaImpl

protected ChangeDeltaImpl()

ChangeDeltaImpl

public ChangeDeltaImpl(org.eclipse.emf.ecore.resource.Resource base,
                       org.eclipse.emf.ecore.resource.Resource contributor,
                       Location changeLocation,
                       boolean oldSet,
                       boolean newSet,
                       java.lang.Object oldValue,
                       java.lang.Object newValue)

Method Detail

eStaticClass

protected org.eclipse.emf.ecore.EClass eStaticClass()

Overrides:

eStaticClass in class DeltaImpl

isOldSet

public boolean isOldSet()

Specified by:

isOldSet in interface ChangeDelta

Returns:

the value of the 'Old Set' attribute.

See Also:

ChangeDelta.setOldSet(boolean), DeltaPackage.getChangeDelta_OldSet()

setOldSet

public void setOldSet(boolean newOldSet)

Specified by:

setOldSet in interface ChangeDelta

Parameters:

newOldSet - the new value of the 'Old Set' attribute.

See Also:

ChangeDelta.isOldSet()

isNewSet

public boolean isNewSet()

Specified by:

isNewSet in interface ChangeDelta

Returns:

the value of the 'New Set' attribute.

See Also:

ChangeDelta.setNewSet(boolean), DeltaPackage.getChangeDelta_NewSet()

setNewSet

public void setNewSet(boolean newNewSet)

Specified by:

setNewSet in interface ChangeDelta

Parameters:

newNewSet - the new value of the 'New Set' attribute.

See Also:

ChangeDelta.isNewSet()

getListDeltas

public org.eclipse.emf.common.util.EList getListDeltas()

Specified by:

getListDeltas in interface ChangeDelta

Returns:

the value of the 'List Deltas' containment reference list.

See Also:

DeltaPackage.getChangeDelta_ListDeltas()

getSetChanged

public boolean getSetChanged()

Specified by:

getSetChanged in interface ChangeDelta

eInverseRemove

public org.eclipse.emf.common.notify.NotificationChain eInverseRemove(org.eclipse.emf.ecore.InternalEObject otherEnd,
                                                                      int featureID,
                                                                      org.eclipse.emf.common.notify.NotificationChain msgs)

Overrides:

eInverseRemove in class DeltaImpl

eGet

public java.lang.Object eGet(int featureID,
                             boolean resolve,
                             boolean coreType)

Specified by:

eGet in interface org.eclipse.emf.ecore.InternalEObject

Overrides:

eGet in class DeltaImpl

eSet

public void eSet(int featureID,
                 java.lang.Object newValue)

Specified by:

eSet in interface org.eclipse.emf.ecore.InternalEObject

Overrides:

eSet in class DeltaImpl

eUnset

public void eUnset(int featureID)

Specified by:

eUnset in interface org.eclipse.emf.ecore.InternalEObject

Overrides:

eUnset in class DeltaImpl

eIsSet

public boolean eIsSet(int featureID)

Specified by:

eIsSet in interface org.eclipse.emf.ecore.InternalEObject

Overrides:

eIsSet in class DeltaImpl

toString

public java.lang.String toString()

Overrides:

toString in class DeltaImpl

getChangeLocation

public Location getChangeLocation()

Description copied from interface: ChangeDelta

Returns the location of the changed value.

Specified by:

getChangeLocation in interface ChangeDelta

Returns:

change location

getSourceLocation

public Location getSourceLocation()

Description copied from interface: Delta

Returns the source location of the delta.

Specified by:

getSourceLocation in interface Delta

Specified by:

getSourceLocation in class DeltaImpl

Returns:

a location, or null

getDestinationLocation

public Location getDestinationLocation()

Description copied from interface: Delta

Returns the destination location of the delta.

Specified by:

getDestinationLocation in interface Delta

Specified by:

getDestinationLocation in class DeltaImpl

Returns:

a location, or null

getOldValue

public java.lang.Object getOldValue()

Description copied from interface: ChangeDelta

Returns the old value.

Specified by:

getOldValue in interface ChangeDelta

Returns:

old value

getChangedObject

public java.lang.Object getChangedObject()

Description copied from interface: ChangeDelta

Returns the object that has been changed.

Specified by:

getChangedObject in interface ChangeDelta

Returns:

changed object

getChangedObjectMatchingId

public java.lang.String getChangedObjectMatchingId()

Description copied from interface: ChangeDelta

Returns the matching ID of the changed object.

Specified by:

getChangedObjectMatchingId in interface ChangeDelta

Returns:

a matching ID

getAffectedObject

public java.lang.Object getAffectedObject()

Description copied from interface: Delta

Returns the object that has been affected.

Specified by:

getAffectedObject in interface Delta

Specified by:

getAffectedObject in class DeltaImpl

Returns:

affected object

getAffectedObjectMatchingId

public java.lang.String getAffectedObjectMatchingId()

Description copied from interface: Delta

Returns the matching ID of the object that has been affected if the feature of the location is a containment reference, otherwise null.

Specified by:

getAffectedObjectMatchingId in interface Delta

Specified by:

getAffectedObjectMatchingId in class DeltaImpl

Returns:

affected object

getNewValue

public java.lang.Object getNewValue()

Description copied from interface: ChangeDelta

Returns the new value.

Specified by:

getNewValue in interface ChangeDelta

Returns:

new value. New value may be affected by delta increments, typically resulting from the merge subsessions. Each commited subsession over the value of the structural feature will result in delta increments, where each new increment will be considered a new value of the delta

getNewValueBeforeIncrement

public java.lang.Object getNewValueBeforeIncrement()

Specified by:

getNewValueBeforeIncrement in interface ChangeDelta

Returns:

- the original new value supplied by a contributor, disregarding delta increments (if any)

getId

public java.lang.String getId()

Description copied from interface: Delta

Returns a unique ID for this delta.

Specified by:

getId in interface Delta

Specified by:

getId in class DeltaImpl

Returns:

a unique ID

toStringImpl

public void toStringImpl(java.lang.StringBuilder sb)

Description copied from interface: Delta

Appends an String representation to the string buffer.

Specified by:

toStringImpl in interface Delta

Specified by:

toStringImpl in class DeltaImpl

Parameters:

sb - the string buffer to append to

isSameDelta

public boolean isSameDelta(Delta d)

Description copied from interface: Delta

Returns whether or not resolving this delta has the same effect as resolving the given delta.

Specified by:

isSameDelta in interface Delta

Returns:

true if resolving this delta has the same effect as resolving the given delta, otherwise false

print

public void print(java.io.PrintStream out)

Description copied from interface: Printable

Prints a text representation to a stream.

Specified by:

print in interface Printable

Overrides:

print in class DeltaImpl

Parameters:

out - output stream

printContributor

protected void printContributor(java.io.PrintStream out)

getSourceNewSetState

public boolean getSourceNewSetState()

Description copied from interface: Delta

Returns the new source set state.

Specified by:

getSourceNewSetState in interface Delta

Overrides:

getSourceNewSetState in class DeltaImpl

Returns:

the new source set state

getSourceOldSetState

public boolean getSourceOldSetState()

Description copied from interface: Delta

Returns the old source set state.

Specified by:

getSourceOldSetState in interface Delta

Overrides:

getSourceOldSetState in class DeltaImpl

Returns:

the old source set state

isSourceSetStateChanged

public boolean isSourceSetStateChanged()

Description copied from interface: Delta

Returns whether or not the source feature changed set state.

Specified by:

isSourceSetStateChanged in interface Delta

Overrides:

isSourceSetStateChanged in class DeltaImpl

Returns:

true if the source feature changed set state, otherwise false

override

public java.lang.Object override(java.lang.Object value)

Overrides previous value. Do 1-step increment operation if no increments created

Specified by:

override in interface ChangeDelta

Parameters:

value -

decrement

public java.lang.Object decrement()

decrement delta - remove the last delta from the increments list

Specified by:

decrement in interface ChangeDelta

Returns:

- return delta decrement (the last link, or null if none)

increment

public void increment(java.lang.Object value)

Specified by:

increment in interface ChangeDelta

Parameters:

value - - add delta increment. Typically a result of merge subsession resulting in delta increment. Change increments chained one after another in a unidirectional linked list starting with original delta - change between a contributor and a base, and followed by delta increments after every subsession

increments

public int increments()

Specified by:

increments in interface ChangeDelta

Returns:

- number of value increments created during local merge subsessions, 0 if none A delta increment is a change above the contributed delta, typically added during merge sub session. Each merge subsession after being commited will increment original delta with a new value. Delta increments can be traversed from the earliest to the latest same way unidirectional linked lists are traversed

getInternalDeltaValues

public java.util.List getInternalDeltaValues()

Returns delta_values list. Must be used only in delta generators before execution any strategies/conflict analyzers