/// <summary>
/// Ctor.
/// </summary>
/// <param name="revisionEventTypeName">name</param>
/// <param name="spec">specification</param>
/// <param name="statementStopService">for stop handling</param>
/// <param name="eventAdapterService">for nested property handling</param>
/// <param name="eventTypeIdGenerator">The event type id generator.</param>
public VAERevisionProcessorDeclared(
string revisionEventTypeName,
RevisionSpec spec,
StatementStopService statementStopService,
EventAdapterService eventAdapterService,
EventTypeIdGenerator eventTypeIdGenerator)
: base(spec, revisionEventTypeName, eventAdapterService)
{
// on statement stop, remove versions
statementStopService.StatementStopped += () => _statePerKey.Clear();
_statePerKey = new Dictionary <object, RevisionStateDeclared>().WithNullSupport();
_baseEventType = spec.BaseEventType;
_fullKeyGetters = PropertyUtility.GetGetters(_baseEventType, spec.KeyPropertyNames);
// sort non-key properties, removing keys
_groups = PropertyUtility.AnalyzeGroups(spec.ChangesetPropertyNames, spec.DeltaTypes, spec.DeltaNames);
var propertyDesc = CreatePropertyDescriptors(spec, _groups);
TypeDescriptors = PropertyUtility.GetPerType(_groups, spec.ChangesetPropertyNames, spec.KeyPropertyNames);
var metadata = EventTypeMetadata.CreateValueAdd(revisionEventTypeName, TypeClass.REVISION);
RevisionEventType = new RevisionEventType(metadata, eventTypeIdGenerator.GetTypeId(revisionEventTypeName),
propertyDesc, eventAdapterService);
}
public Object GetFragment(String propertyExpression)
{
EventPropertyGetter getter = RevisionEventType.GetGetter(propertyExpression);
if (getter == null)
{
throw new PropertyAccessException("Property named '" + propertyExpression + "' is not a valid property name for this type");
}
return(getter.GetFragment(this));
}
public Object Get(String property)
{
EventPropertyGetter getter = RevisionEventType.GetGetter(property);
if (getter == null)
{
return(null);
}
return(getter.Get(this));
}
public Object GetFragment(String propertyExpression)
{
EventPropertyGetter getter = RevisionEventType.GetGetter(propertyExpression);
if (getter == null)
{
throw PropertyAccessException.NotAValidProperty(propertyExpression);
}
return(getter.GetFragment(this));
}
/// <summary>Ctor. </summary>
/// <param name="revisionEventType">type</param>
/// <param name="underlyingFull">event wrapped</param>
public RevisionEventBeanMerge(RevisionEventType revisionEventType, EventBean underlyingFull)
{
_revisionEventType = revisionEventType;
UnderlyingFullOrDelta = underlyingFull;
}
/// <summary>Ctor. </summary>
/// <param name="eventType">revision event type</param>
/// <param name="underlying">event wrapped</param>
public RevisionEventBeanDeclared(RevisionEventType eventType, EventBean underlying)
{
RevisionEventType = eventType;
UnderlyingFullOrDelta = underlying;
}
/// <summary>
/// Ctor.
/// </summary>
/// <param name="revisioneventTypeName">name</param>
/// <param name="spec">specification</param>
/// <param name="statementStopService">for stop handling</param>
/// <param name="eventAdapterService">for nested property handling</param>
/// <param name="eventTypeIdGenerator">The event type id generator.</param>
public VAERevisionProcessorMerge(String revisioneventTypeName, RevisionSpec spec, StatementStopService statementStopService, EventAdapterService eventAdapterService, EventTypeIdGenerator eventTypeIdGenerator)
: base(spec, revisioneventTypeName, eventAdapterService)
{
// on statement stop, remove versions
statementStopService.StatementStopped += () => _statePerKey.Clear();
_statePerKey = new Dictionary <Object, RevisionStateMerge>();
// For all changeset properties, add type descriptors (property number, getter etc)
var propertyDesc = new Dictionary <String, RevisionPropertyTypeDesc>();
var count = 0;
foreach (String property in spec.ChangesetPropertyNames)
{
var fullGetter = spec.BaseEventType.GetGetter(property);
var propertyNumber = count;
var paramList = new RevisionGetterParameters(property, propertyNumber, fullGetter, null);
// if there are no groups (full event property only), then simply use the full event getter
EventPropertyGetter revisionGetter = new ProxyEventPropertyGetter(
eventBean =>
{
var riv = (RevisionEventBeanMerge)eventBean;
return(riv.GetVersionedValue(paramList));
},
eventBean => null,
eventBean => true);
var type = spec.BaseEventType.GetPropertyType(property);
if (type == null)
{
foreach (EventType deltaType in spec.DeltaTypes)
{
var dtype = deltaType.GetPropertyType(property);
if (dtype != null)
{
type = dtype;
break;
}
}
}
var propertyTypeDesc = new RevisionPropertyTypeDesc(revisionGetter, paramList, type);
propertyDesc.Put(property, propertyTypeDesc);
count++;
}
count = 0;
foreach (String property in spec.KeyPropertyNames)
{
var keyPropertyNumber = count;
EventPropertyGetter revisionGetter;
if (spec.KeyPropertyNames.Length == 1)
{
revisionGetter = new ProxyEventPropertyGetter
{
ProcGet = eventBean => ((RevisionEventBeanMerge)eventBean).Key,
ProcIsExistsProperty = eventBean => true,
ProcGetFragment = eventBean => null
};
}
else
{
revisionGetter = new ProxyEventPropertyGetter
{
ProcGet = eventBean =>
{
var riv = (RevisionEventBeanMerge)eventBean;
return(((MultiKeyUntyped)riv.Key).Keys[keyPropertyNumber]);
},
ProcIsExistsProperty = eventBean => true,
ProcGetFragment = eventBean => null
};
}
var type = spec.BaseEventType.GetPropertyType(property);
if (type == null)
{
foreach (EventType deltaType in spec.DeltaTypes)
{
var dtype = deltaType.GetPropertyType(property);
if (dtype != null)
{
type = dtype;
break;
}
}
}
var propertyTypeDesc = new RevisionPropertyTypeDesc(revisionGetter, null, type);
propertyDesc.Put(property, propertyTypeDesc);
count++;
}
// compile for each event type a list of getters and indexes within the overlay
foreach (EventType deltaType in spec.DeltaTypes)
{
RevisionTypeDesc typeDesc = MakeTypeDesc(deltaType, spec.PropertyRevision);
TypeDescriptors.Put(deltaType, typeDesc);
}
_infoFullType = MakeTypeDesc(spec.BaseEventType, spec.PropertyRevision);
// how to handle updates to a full event
if (spec.PropertyRevision == PropertyRevisionEnum.MERGE_DECLARED)
{
_updateStrategy = new UpdateStrategyDeclared(spec);
}
else if (spec.PropertyRevision == PropertyRevisionEnum.MERGE_NON_NULL)
{
_updateStrategy = new UpdateStrategyNonNull(spec);
}
else if (spec.PropertyRevision == PropertyRevisionEnum.MERGE_EXISTS)
{
_updateStrategy = new UpdateStrategyExists(spec);
}
else
{
throw new ArgumentException("Unknown revision type '" + spec.PropertyRevision + "'");
}
EventTypeMetadata metadata = EventTypeMetadata.CreateValueAdd(revisioneventTypeName, TypeClass.REVISION);
RevisionEventType = new RevisionEventType(metadata, eventTypeIdGenerator.GetTypeId(revisioneventTypeName), propertyDesc, eventAdapterService);
}
