public override void Initialize(
DotMethodFP footprint,
EnumMethodEnum enumMethod,
string enumMethodUsedName,
EventType inputEventType,
Type collectionComponentType,
IList<ExprNode> parameters,
StreamTypeService streamTypeService,
StatementRawInfo statementRawInfo,
StatementCompileTimeServices services)
{
// validate
var ctx = new EnumMethodValidateContext(
footprint,
inputEventType,
collectionComponentType,
streamTypeService,
enumMethod,
parameters,
statementRawInfo);
var enumMethodMode = _forgeFactory.Validate(ctx);
if (!(enumMethodMode is EnumMethodModeStaticMethod)) {
throw new ExprValidationException("Unexpected EnumMethodMode implementation, expected a provided implementation");
}
Mode = (EnumMethodModeStaticMethod) enumMethodMode;
}
public EnumMethodMode Validate(EnumMethodValidateContext context)
{
var stateClass = typeof(MyLocalEnumMethodMedianState); // the class providing state
var serviceClass = typeof(MyLocalEnumMethodMedianService); // the class providing the processing method
var methodName = "Next"; // the name of the method for processing an item of input values
EPType returnType = new ClassEPType(typeof(double?)); // indicate that we are returning a Double-type value
var earlyExit = false;
var mode = new EnumMethodModeStaticMethod(stateClass, serviceClass, methodName, returnType, earlyExit);
// we allow 1, 2 or 3 parameters
mode.LambdaParameters = descriptor => {
if (descriptor.LambdaParameterNumber == 1)
{
return(EnumMethodLambdaParameterTypeIndex.INSTANCE);
}
if (descriptor.LambdaParameterNumber == 2)
{
return(EnumMethodLambdaParameterTypeSize.INSTANCE);
}
return(EnumMethodLambdaParameterTypeValue.INSTANCE);
};
return(mode);
}
public EnumForgePlugin(
IList <ExprDotEvalParam> bodiesAndParameters,
EnumMethodModeStaticMethod mode,
Type expectedStateReturnType,
int numStreamsIncoming,
EventType inputEventType)
{
_bodiesAndParameters = bodiesAndParameters;
_mode = mode;
_expectedStateReturnType = expectedStateReturnType;
_numStreamsIncoming = numStreamsIncoming;
_inputEventType = inputEventType;
}
public EnumForgeDescFactoryPlugin(
EnumMethodModeStaticMethod mode,
string enumMethodUsedName,
DotMethodFP footprint,
IList<ExprNode> parameters,
EventType inputEventType,
Type collectionComponentType,
StatementRawInfo raw,
StatementCompileTimeServices services)
{
_mode = mode;
_enumMethodUsedName = enumMethodUsedName;
_footprint = footprint;
_parameters = parameters;
_inputEventType = inputEventType;
_collectionComponentType = collectionComponentType;
_raw = raw;
_services = services;
}
public EnumMethodMode Validate(EnumMethodValidateContext context)
{
var mode = new EnumMethodModeStaticMethod(
typeof(MyLocalEnumMethodForgeStateWValueState),
typeof(MyLocalEnumMethodForgeStateWValueState),
"Next",
new ClassEPType(typeof(string)),
false);
mode.LambdaParameters =
descriptor => {
if (descriptor.LambdaParameterNumber == 0)
{
return(new EnumMethodLambdaParameterTypeStateGetter(typeof(string), "Result"));
}
return(EnumMethodLambdaParameterTypeValue.INSTANCE);
};
return(mode);
}
public EnumMethodMode Validate(EnumMethodValidateContext context)
{
var mode = new EnumMethodModeStaticMethod(
typeof(MyLocalEnumMethodForgeThreeState),
typeof(MyLocalEnumMethodForgeThree),
"Next",
new ClassEPType(typeof(int?)),
false);
mode.LambdaParameters =
descriptor => {
if (descriptor.LambdaParameterNumber == 0)
{
return(EnumMethodLambdaParameterTypeValue.INSTANCE);
}
return(EnumMethodLambdaParameterTypeIndex.INSTANCE);
};
return(mode);
}