public static EventPropertyGetterSPI GetGetter(
Schema avroSchema,
string moduleName,
Dictionary<string, EventPropertyGetterSPI> propertyGetterCache,
IDictionary<string, PropertySetDescriptorItem> propertyDescriptors,
string propertyName,
bool addToCache,
EventBeanTypedEventFactory eventAdapterService,
EventTypeAvroHandler eventTypeAvroHandler,
AvroEventTypeFragmentTypeCache fragmentTypeCache)
{
var getter = propertyGetterCache.Get(propertyName);
if (getter != null) {
return getter;
}
var unescapePropName = StringValue.UnescapeDot(propertyName);
var item = propertyDescriptors.Get(unescapePropName);
if (item != null) {
getter = item.PropertyGetter;
MayAddToGetterCache(propertyName, propertyGetterCache, getter, true);
return getter;
}
// see if this is a nested property
var index = StringValue.UnescapedIndexOfDot(propertyName);
if (index == -1) {
var prop = PropertyParser.ParseAndWalkLaxToSimple(propertyName);
if (prop is IndexedProperty indexedProp) {
var field = avroSchema.GetField(indexedProp.PropertyNameAtomic);
if (field == null) {
return null;
}
if ((field.Schema.Tag != Schema.Type.Array) &&
(field.Schema.Tag != Schema.Type.String)) {
return null;
}
var fragmentEventType = AvroFragmentTypeUtil.GetFragmentEventTypeForField(
field.Schema,
moduleName,
eventAdapterService,
eventTypeAvroHandler,
fragmentTypeCache);
getter = new AvroEventBeanGetterIndexed(
field,
indexedProp.Index,
fragmentEventType?.FragmentType,
eventAdapterService);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
if (prop is MappedProperty mappedProp) {
Field field = avroSchema.GetField(mappedProp.PropertyNameAtomic);
if (field == null || field.Schema.Tag != Schema.Type.Map) {
return null;
}
getter = new AvroEventBeanGetterMapped(field, mappedProp.Key);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
if (prop is DynamicIndexedProperty dynamicIndexedProp) {
getter = new AvroEventBeanGetterIndexedDynamic(
dynamicIndexedProp.PropertyNameAtomic,
dynamicIndexedProp.Index);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
if (prop is DynamicMappedProperty dynamicMappedProp) {
getter = new AvroEventBeanGetterMappedDynamic(
dynamicMappedProp.PropertyNameAtomic,
dynamicMappedProp.Key);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
if (prop is DynamicSimpleProperty) {
getter = new AvroEventBeanGetterSimpleDynamic(prop.PropertyNameAtomic);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
return null; // simple property already cached
}
// Take apart the nested property into a map key and a nested value class property name
var propertyTop = StringValue.UnescapeDot(propertyName.Substring(0, index));
var propertyNested = propertyName.Substring(index + 1);
var isRootedDynamic = false;
// If the property is dynamic, remove the ? since the property type is defined without
if (propertyTop.EndsWith("?")) {
propertyTop = propertyTop.Substring(0, propertyTop.Length - 1);
isRootedDynamic = true;
}
var propTop = PropertyParser.ParseAndWalkLaxToSimple(propertyTop);
Field fieldTop = avroSchema.GetField(propTop.PropertyNameAtomic);
// field is known and is a record
if (fieldTop != null && fieldTop.Schema.Tag == Schema.Type.Record && propTop is SimpleProperty) {
var factory = new GetterNestedFactoryRootedSimple(eventAdapterService, fieldTop);
var property = PropertyParser.ParseAndWalk(propertyNested, isRootedDynamic);
getter = PropertyGetterNested(
factory,
fieldTop.Schema,
property,
moduleName,
eventAdapterService,
eventTypeAvroHandler,
fragmentTypeCache);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
// field is known and is a record
if (fieldTop != null && propTop is IndexedProperty indexedProperty) {
if ((fieldTop.Schema.Tag == Schema.Type.Array) ||
(fieldTop.Schema.Tag == Schema.Type.String)) {
var factory = new GetterNestedFactoryRootedIndexed(
eventAdapterService,
fieldTop,
indexedProperty.Index);
var property = PropertyParser.ParseAndWalk(propertyNested, isRootedDynamic);
getter = PropertyGetterNested(
factory,
fieldTop.Schema.AsArraySchema().ItemSchema,
property,
moduleName,
eventAdapterService,
eventTypeAvroHandler,
fragmentTypeCache);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
}
// field is not known or is not a record
if (!isRootedDynamic) {
return null;
}
var propertyX = PropertyParser.ParseAndWalk(propertyNested, true);
var innerGetter = GetDynamicGetter(propertyX);
getter = new AvroEventBeanGetterNestedDynamicPoly(propertyTop, innerGetter);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return getter;
}
public static EventPropertyGetter GetGetter(
Schema avroSchema,
Dictionary <string, EventPropertyGetter> propertyGetterCache,
IDictionary <string, PropertySetDescriptorItem> propertyDescriptors,
string propertyName,
bool addToCache,
EventAdapterService eventAdapterService)
{
var getter = propertyGetterCache.Get(propertyName);
if (getter != null)
{
return(getter);
}
var unescapePropName = ASTUtil.UnescapeDot(propertyName);
var item = propertyDescriptors.Get(unescapePropName);
if (item != null)
{
getter = item.PropertyGetter;
MayAddToGetterCache(propertyName, propertyGetterCache, getter, true);
return(getter);
}
// see if this is a nested property
var index = ASTUtil.UnescapedIndexOfDot(propertyName);
if (index == -1)
{
var prop = PropertyParser.ParseAndWalkLaxToSimple(propertyName);
if (prop is IndexedProperty)
{
var indexedProp = (IndexedProperty)prop;
Field field = avroSchema.GetField(prop.PropertyNameAtomic);
if (field == null)
{
return(null);
}
switch (field.Schema.Tag)
{
case Schema.Type.Array:
var fragmentEventType = AvroFragmentTypeUtil.GetFragmentEventTypeForField(
field.Schema, eventAdapterService);
getter = new AvroEventBeanGetterIndexed(
field, indexedProp.Index,
fragmentEventType == null ? null : fragmentEventType.FragmentType, eventAdapterService);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
case Schema.Type.String:
getter = new AvroEventBeanGetterStringIndexed(field, indexedProp.Index);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
default:
return(null);
}
}
else if (prop is MappedProperty)
{
var mappedProp = (MappedProperty)prop;
Field field = avroSchema.GetField(prop.PropertyNameAtomic);
if (field == null || field.Schema.Tag != Schema.Type.Map)
{
return(null);
}
getter = new AvroEventBeanGetterMapped(field, mappedProp.Key);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
if (prop is DynamicIndexedProperty)
{
var dynamicIndexedProp = (DynamicIndexedProperty)prop;
getter = new AvroEventBeanGetterIndexedDynamic(prop.PropertyNameAtomic, dynamicIndexedProp.Index);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
if (prop is DynamicMappedProperty)
{
var dynamicMappedProp = (DynamicMappedProperty)prop;
getter = new AvroEventBeanGetterMappedDynamic(prop.PropertyNameAtomic, dynamicMappedProp.Key);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
else if (prop is DynamicSimpleProperty)
{
getter = new AvroEventBeanGetterSimpleDynamic(prop.PropertyNameAtomic);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
return(null); // simple property already cached
}
// Take apart the nested property into a map key and a nested value class property name
var propertyTop = ASTUtil.UnescapeDot(propertyName.Substring(0, index));
var propertyNested = propertyName.Substring(index + 1);
var isRootedDynamic = false;
// If the property is dynamic, remove the ? since the property type is defined without
if (propertyTop.EndsWith("?"))
{
propertyTop = propertyTop.Substring(0, propertyTop.Length - 1);
isRootedDynamic = true;
}
var propTop = PropertyParser.ParseAndWalkLaxToSimple(propertyTop);
Field fieldTop = avroSchema.GetField(propTop.PropertyNameAtomic);
// field is known and is a record
if (fieldTop != null && fieldTop.Schema.Tag == Schema.Type.Record && propTop is SimpleProperty)
{
var factory = new GetterNestedFactoryRootedSimple(eventAdapterService, fieldTop);
var property = PropertyParser.ParseAndWalk(propertyNested, isRootedDynamic);
getter = PropertyGetterNested(factory, fieldTop.Schema, property, eventAdapterService);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
// field is known and is a record
if (fieldTop != null && fieldTop.Schema.Tag == Schema.Type.Array && propTop is IndexedProperty)
{
var factory = new GetterNestedFactoryRootedIndexed(
eventAdapterService, fieldTop, ((IndexedProperty)propTop).Index);
var property = PropertyParser.ParseAndWalk(propertyNested, isRootedDynamic);
getter = PropertyGetterNested(factory, fieldTop.Schema.GetElementType(), property, eventAdapterService);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
// field is not known or is not a record
if (!isRootedDynamic)
{
return(null);
}
var propertyX = PropertyParser.ParseAndWalk(propertyNested, true);
var innerGetter = GetDynamicGetter(propertyX);
getter = new AvroEventBeanGetterNestedDynamicPoly(propertyTop, innerGetter);
MayAddToGetterCache(propertyName, propertyGetterCache, getter, addToCache);
return(getter);
}
