private CodegenMethod GetFieldExistsCodegen(
CodegenMethodScope codegenMethodScope,
CodegenClassScope codegenClassScope)
{
return codegenMethodScope.MakeChild(typeof(bool), GetType(), codegenClassScope)
.AddParam(field.DeclaringType, "und")
.Block
.DeclareVar<object>("value", Ref("und." + field.Name))
.IfRefNullReturnFalse("value")
.MethodReturn(nestedGetter.UnderlyingExistsCodegen(CastRef(nestedGetter.TargetType, "value"), codegenMethodScope, codegenClassScope));
}
private CodegenMethod IsExistsPropertyCodegen(
CodegenMethodScope codegenMethodScope,
CodegenClassScope codegenClassScope)
{
return codegenMethodScope.MakeChild(typeof(bool), GetType(), codegenClassScope)
.AddParam(typeof(object[]), "array")
.Block
.DeclareVar<object>("value", ArrayAtIndex(Ref("array"), Constant(propertyIndex)))
.IfRefNullReturnFalse("value")
.IfInstanceOf("value", typeof(EventBean))
.BlockReturn(
entryGetter.EventBeanExistsCodegen(
CastRef(typeof(EventBean), "value"),
codegenMethodScope,
codegenClassScope))
.MethodReturn(
entryGetter.UnderlyingExistsCodegen(
FlexCast(entryGetter.TargetType, Ref("value")),
codegenMethodScope,
codegenClassScope));
}
public static CodegenMethod GetBeanArrayValueExistsCodegen(
CodegenMethodScope codegenMethodScope,
CodegenClassScope codegenClassScope,
BeanEventPropertyGetter nestedGetter,
int index)
{
// TBD - array comparisons that need to be fixed
return codegenMethodScope
.MakeChild(typeof(bool), typeof(BaseNestableEventUtil), codegenClassScope)
.AddParam(typeof(object), "value")
.Block
.IfRefNullReturnFalse("value")
.IfConditionReturnConst(
Not(ExprDotMethodChain(Ref("value")).Add("GetType").Get("IsArray")),
false)
.DeclareVar<Array>("asArray", Cast(typeof(Array), Ref("value")))
.IfConditionReturnConst(
Relational(
ExprDotName(Ref("asArray"), "Length"),
LE,
Constant(index)),
false)
.DeclareVar<object>(
"arrayItem",
ExprDotMethod(
Ref("asArray"),
"GetValue",
Constant(index)))
.IfRefNullReturnFalse("arrayItem")
.MethodReturn(
nestedGetter.UnderlyingExistsCodegen(
Cast(nestedGetter.TargetType, Ref("arrayItem")),
codegenMethodScope,
codegenClassScope));
}