public StmtForgeMethodResult Make(
string @namespace,
string classPostfix,
StatementCompileTimeServices services)
{
var statementSpec = @base.StatementSpec;
var spec = statementSpec.Raw.CreateSchemaDesc;
if (services.EventTypeCompileTimeResolver.GetTypeByName(spec.SchemaName) != null) {
throw new ExprValidationException(
"Event type named '" + spec.SchemaName + "' has already been declared");
}
EPLValidationUtil.ValidateTableExists(services.TableCompileTimeResolver, spec.SchemaName);
var eventTypeForgeablesPair = HandleCreateSchema(spec, services);
var statementFieldsClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(
typeof(StatementFields), classPostfix);
var namespaceScope = new CodegenNamespaceScope(
@namespace, statementFieldsClassName, services.IsInstrumented);
var fieldsForgable = new StmtClassForgeableStmtFields(statementFieldsClassName, namespaceScope, 0);
var aiFactoryProviderClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(
typeof(StatementAIFactoryProvider),
classPostfix);
var forge = new StatementAgentInstanceFactoryCreateSchemaForge(
eventTypeForgeablesPair.EventType);
var aiFactoryForgeable = new StmtClassForgeableAIFactoryProviderCreateSchema(
aiFactoryProviderClassName,
namespaceScope,
forge);
var selectSubscriberDescriptor = new SelectSubscriberDescriptor();
var informationals = StatementInformationalsUtil.GetInformationals(
@base,
EmptyList<FilterSpecCompiled>.Instance,
EmptyList<ScheduleHandleCallbackProvider>.Instance,
EmptyList<NamedWindowConsumerStreamSpec>.Instance,
false,
selectSubscriberDescriptor,
namespaceScope,
services);
informationals.Properties.Put(StatementProperty.CREATEOBJECTNAME, spec.SchemaName);
var statementProviderClassName =
CodeGenerationIDGenerator.GenerateClassNameSimple(typeof(StatementProvider), classPostfix);
var stmtProvider = new StmtClassForgeableStmtProvider(
aiFactoryProviderClassName,
statementProviderClassName,
informationals,
namespaceScope);
var forgables = new List<StmtClassForgeable>();
eventTypeForgeablesPair.AdditionalForgeables.ForEach(
a => forgables.Add(a.Make(namespaceScope, classPostfix)));
forgables.Add(fieldsForgable);
forgables.Add(aiFactoryForgeable);
forgables.Add(stmtProvider);
return new StmtForgeMethodResult(
forgables,
EmptyList<FilterSpecCompiled>.Instance,
EmptyList<ScheduleHandleCallbackProvider>.Instance,
EmptyList<NamedWindowConsumerStreamSpec>.Instance,
EmptyList<FilterSpecParamExprNodeForge>.Instance);
}
public CodegenClass Forge(
bool includeDebugSymbols,
bool fireAndForget)
{
var debugInformationProvider = new Supplier<string>(
() => {
var writer = new StringWriter();
writer.Write("FAF query");
return writer.ToString();
});
try {
IList<CodegenInnerClass> innerClasses = new List<CodegenInnerClass>();
// build ctor
IList<CodegenTypedParam> ctorParms = new List<CodegenTypedParam>();
ctorParms.Add(
new CodegenTypedParam(
typeof(EPStatementInitServices),
EPStatementInitServicesConstants.REF.Ref,
false));
ctorParms.Add(
new CodegenTypedParam(
_namespaceScope.FieldsClassName,
null,
"statementFields",
true,
false));
var providerCtor = new CodegenCtor(GetType(), ClassName, includeDebugSymbols, ctorParms);
var classScope = new CodegenClassScope(includeDebugSymbols, _namespaceScope, ClassName);
// add query method member
IList<CodegenTypedParam> providerExplicitMembers = new List<CodegenTypedParam>(2);
providerExplicitMembers.Add(new CodegenTypedParam(typeof(FAFQueryMethod), MEMBERNAME_QUERYMETHOD));
var symbols = new SAIFFInitializeSymbol();
var makeMethod = providerCtor.MakeChildWithScope(typeof(FAFQueryMethod), GetType(), symbols, classScope)
.AddParam(typeof(EPStatementInitServices), EPStatementInitServicesConstants.REF.Ref);
providerCtor.Block
.ExprDotMethod(Ref("statementFields"), "Init", EPStatementInitServicesConstants.REF)
.AssignRef(MEMBERNAME_QUERYMETHOD, LocalMethod(makeMethod, EPStatementInitServicesConstants.REF));
_forge.MakeMethod(makeMethod, symbols, classScope);
// make provider methods
var propQueryMethod = CodegenProperty.MakePropertyNode(
typeof(FAFQueryMethod),
GetType(),
CodegenSymbolProviderEmpty.INSTANCE,
classScope);
propQueryMethod
.GetterBlock
.BlockReturn(Ref(MEMBERNAME_QUERYMETHOD));
// add get-informational methods
var propQueryInformationals = CodegenProperty.MakePropertyNode(
typeof(FAFQueryInformationals),
GetType(),
CodegenSymbolProviderEmpty.INSTANCE,
classScope);
var queryInformationals = FAFQueryInformationals.From(
_namespaceScope.SubstitutionParamsByNumber,
_namespaceScope.SubstitutionParamsByName);
queryInformationals.Make(
propQueryInformationals.GetterBlock,
classScope);
// add get-statement-fields method
var propSubstitutionFieldSetter = CodegenProperty.MakePropertyNode(
typeof(FAFQueryMethodAssignerSetter),
GetType(),
CodegenSymbolProviderEmpty.INSTANCE,
classScope);
StmtClassForgeableStmtFields.MakeSubstitutionSetter(
_namespaceScope,
propSubstitutionFieldSetter.GetterBlock,
classScope);
// make provider methods
var methods = new CodegenClassMethods();
var properties = new CodegenClassProperties();
CodegenStackGenerator.RecursiveBuildStack(providerCtor, "ctor", methods, properties);
CodegenStackGenerator.RecursiveBuildStack(propQueryMethod, "QueryMethod", methods, properties);
CodegenStackGenerator.RecursiveBuildStack(propQueryInformationals, "QueryInformationals", methods, properties);
CodegenStackGenerator.RecursiveBuildStack(propSubstitutionFieldSetter, "SubstitutionFieldSetter", methods, properties);
// render and compile
return new CodegenClass(
CodegenClassType.FAFQUERYMETHODPROVIDER,
typeof(FAFQueryMethodProvider),
ClassName,
classScope,
providerExplicitMembers,
providerCtor,
methods,
properties,
innerClasses);
}
catch (EPException) {
throw;
}
catch (Exception e) {
throw new EPException(
"Fatal exception during code-generation for " +
debugInformationProvider.Invoke() +
" : " +
e.Message,
e);
}
}
public StmtForgeMethodResult Make(
string @namespace,
string classPostfix,
StatementCompileTimeServices services)
{
string objectName = Register(services);
// define output event type
string statementEventTypeName = services.EventTypeNameGeneratorStatement.AnonymousTypeName;
EventTypeMetadata statementTypeMetadata = new EventTypeMetadata(
statementEventTypeName,
_base.ModuleName,
EventTypeTypeClass.STATEMENTOUT,
EventTypeApplicationType.MAP,
NameAccessModifier.TRANSIENT,
EventTypeBusModifier.NONBUS,
false,
EventTypeIdPair.Unassigned());
EventType statementEventType = BaseNestableEventUtil.MakeMapTypeCompileTime(
statementTypeMetadata,
EmptyDictionary <string, object> .Instance,
null,
null,
null,
null,
services.BeanEventTypeFactoryPrivate,
services.EventTypeCompileTimeResolver);
services.EventTypeCompileTimeRegistry.NewType(statementEventType);
string statementFieldsClassName =
CodeGenerationIDGenerator.GenerateClassNameSimple(typeof(StatementFields), classPostfix);
CodegenNamespaceScope namespaceScope = new CodegenNamespaceScope(
@namespace,
statementFieldsClassName,
services.IsInstrumented);
string aiFactoryProviderClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(typeof(StatementAIFactoryProvider), classPostfix);
StmtClassForgeable aiFactoryForgeable = AiFactoryForgable(aiFactoryProviderClassName, namespaceScope, statementEventType, objectName);
SelectSubscriberDescriptor selectSubscriberDescriptor = new SelectSubscriberDescriptor();
StatementInformationalsCompileTime informationals = StatementInformationalsUtil.GetInformationals(
_base,
EmptyList <FilterSpecCompiled> .Instance,
EmptyList <ScheduleHandleCallbackProvider> .Instance,
EmptyList <NamedWindowConsumerStreamSpec> .Instance,
false,
selectSubscriberDescriptor,
namespaceScope,
services);
informationals.Properties.Put(StatementProperty.CREATEOBJECTNAME, objectName);
string statementProviderClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(typeof(StatementProvider), classPostfix);
StmtClassForgeableStmtProvider stmtProvider = new StmtClassForgeableStmtProvider(
aiFactoryProviderClassName,
statementProviderClassName,
informationals,
namespaceScope);
var stmtClassForgeableStmtFields = new StmtClassForgeableStmtFields(
statementFieldsClassName,
namespaceScope,
1);
IList <StmtClassForgeable> forgeables = new List <StmtClassForgeable>();
forgeables.Add(aiFactoryForgeable);
forgeables.Add(stmtProvider);
forgeables.Add(stmtClassForgeableStmtFields);
return(new StmtForgeMethodResult(
forgeables,
EmptyList <FilterSpecCompiled> .Instance,
EmptyList <ScheduleHandleCallbackProvider> .Instance,
EmptyList <NamedWindowConsumerStreamSpec> .Instance,
EmptyList <FilterSpecParamExprNodeForge> .Instance));
}
public StmtForgeMethodResult Make(
string @namespace,
string classPostfix,
StatementCompileTimeServices services)
{
var spec = _base.StatementSpec.Raw.CreateIndexDesc;
var infraName = spec.WindowName;
var namedWindow = services.NamedWindowCompileTimeResolver.Resolve(infraName);
var table = services.TableCompileTimeResolver.Resolve(infraName);
if (namedWindow == null && table == null) {
throw new ExprValidationException("A named window or table by name '" + infraName + "' does not exist");
}
if (namedWindow != null && table != null) {
throw new ExprValidationException("A named window or table by name '" + infraName + "' are both found");
}
string infraModuleName;
NameAccessModifier infraVisibility;
EventType indexedEventType;
string infraContextName;
if (namedWindow != null) {
infraModuleName = namedWindow.NamedWindowModuleName;
infraVisibility = namedWindow.EventType.Metadata.AccessModifier;
indexedEventType = namedWindow.EventType;
infraContextName = namedWindow.ContextName;
}
else {
infraModuleName = table.TableModuleName;
infraVisibility = table.TableVisibility;
indexedEventType = table.InternalEventType;
infraContextName = table.OptionalContextName;
if (!table.IsKeyed) {
throw new ExprValidationException(
"Tables without primary key column(s) do not allow creating an index");
}
}
EPLValidationUtil.ValidateContextName(
namedWindow == null,
infraName,
infraContextName,
_base.StatementSpec.Raw.OptionalContextName,
true);
// validate index
var explicitIndexDesc = EventTableIndexUtil.ValidateCompileExplicitIndex(
spec.IndexName,
spec.IsUnique,
spec.Columns,
indexedEventType,
_base.StatementRawInfo,
services);
var advancedIndexDesc = explicitIndexDesc.AdvancedIndexProvisionDesc == null
? null
: explicitIndexDesc.AdvancedIndexProvisionDesc.IndexDesc.AdvancedIndexDescRuntime;
var imk = new IndexMultiKey(
spec.IsUnique,
explicitIndexDesc.HashPropsAsList,
explicitIndexDesc.BtreePropsAsList,
advancedIndexDesc);
// add index as a new index to module-init
var indexKey = new IndexCompileTimeKey(
infraModuleName,
infraName,
infraVisibility,
namedWindow != null,
spec.IndexName,
_base.ModuleName);
services.IndexCompileTimeRegistry.NewIndex(indexKey, new IndexDetailForge(imk, explicitIndexDesc));
// add index current named window information
if (namedWindow != null) {
namedWindow.AddIndex(spec.IndexName, _base.ModuleName, imk, explicitIndexDesc.ToRuntime());
}
else {
table.AddIndex(spec.IndexName, _base.ModuleName, imk, explicitIndexDesc.ToRuntime());
}
// determine multikey plan
MultiKeyPlan multiKeyPlan = MultiKeyPlanner.PlanMultiKey(
explicitIndexDesc.HashTypes, false, _base.StatementRawInfo, services.SerdeResolver);
explicitIndexDesc.HashMultiKeyClasses = multiKeyPlan.ClassRef;
DataInputOutputSerdeForge[] rangeSerdes = new DataInputOutputSerdeForge[explicitIndexDesc.RangeProps.Length];
for (int i = 0; i < explicitIndexDesc.RangeProps.Length; i++) {
rangeSerdes[i] = services.SerdeResolver.SerdeForIndexBtree(
explicitIndexDesc.RangeTypes[i], _base.StatementRawInfo);
}
explicitIndexDesc.RangeSerdes = rangeSerdes;
var statementFieldsClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(
typeof(StatementFields), classPostfix);
var namespaceScope = new CodegenNamespaceScope(
@namespace, statementFieldsClassName, services.IsInstrumented);
var fieldsForgeable = new StmtClassForgeableStmtFields(statementFieldsClassName, namespaceScope, 0);
var aiFactoryProviderClassName = CodeGenerationIDGenerator.GenerateClassNameSimple(
typeof(StatementAIFactoryProvider),
classPostfix);
var forge = new StatementAgentInstanceFactoryCreateIndexForge(
indexedEventType,
spec.IndexName,
_base.ModuleName,
explicitIndexDesc,
imk,
namedWindow,
table);
var aiFactoryForgeable = new StmtClassForgeableAIFactoryProviderCreateIndex(
aiFactoryProviderClassName,
namespaceScope,
forge);
var selectSubscriberDescriptor = new SelectSubscriberDescriptor();
var informationals = StatementInformationalsUtil.GetInformationals(
_base,
EmptyList<FilterSpecCompiled>.Instance,
EmptyList<ScheduleHandleCallbackProvider>.Instance,
EmptyList<NamedWindowConsumerStreamSpec>.Instance,
true,
selectSubscriberDescriptor,
namespaceScope,
services);
informationals.Properties.Put(StatementProperty.CREATEOBJECTNAME, spec.IndexName);
var statementProviderClassName =
CodeGenerationIDGenerator.GenerateClassNameSimple(typeof(StatementProvider), classPostfix);
var stmtProvider = new StmtClassForgeableStmtProvider(
aiFactoryProviderClassName,
statementProviderClassName,
informationals,
namespaceScope);
var forgeables = new List<StmtClassForgeable>();
foreach (var additional in multiKeyPlan.MultiKeyForgeables) {
forgeables.Add(additional.Make(namespaceScope, classPostfix));
}
forgeables.Add(fieldsForgeable);
forgeables.Add(aiFactoryForgeable);
forgeables.Add(stmtProvider);
return new StmtForgeMethodResult(
forgeables,
EmptyList<FilterSpecCompiled>.Instance,
EmptyList<ScheduleHandleCallbackProvider>.Instance,
EmptyList<NamedWindowConsumerStreamSpec>.Instance,
EmptyList<FilterSpecParamExprNodeForge>.Instance);
}
