本文整理汇总了C#中IConfigurationProvider.GetMappers方法的典型用法代码示例。如果您正苦于以下问题：C# IConfigurationProvider.GetMappers方法的具体用法？C# IConfigurationProvider.GetMappers怎么用？C# IConfigurationProvider.GetMappers使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IConfigurationProvider的用法示例。
在下文中一共展示了IConfigurationProvider.GetMappers方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CreatePropertyMapFunc
private static Expression CreatePropertyMapFunc(
PropertyMap propertyMap,
IConfigurationProvider configurationProvider,
TypeMapRegistry typeMapRegistry,
ParameterExpression srcParam,
ParameterExpression destParam,
ParameterExpression ctxtParam,
ref ParameterExpression propertyContext)
{
var valueResolverExpr = BuildValueResolverFunc(propertyMap, typeMapRegistry, srcParam, ctxtParam);
var destMember = MakeMemberAccess(destParam, propertyMap.DestinationProperty.MemberInfo);
Expression getter;
var pi = propertyMap.DestinationProperty.MemberInfo as PropertyInfo;
if (pi != null && pi.GetGetMethod(true) == null)
{
getter = Default(propertyMap.DestinationPropertyType);
}
else
{
getter = destMember;
}
var destValueExpr = propertyMap.UseDestinationValue
? getter
: Default(propertyMap.TypeMap.DestinationType);
if (propertyMap.SourceType != null && propertyMap.DestinationPropertyType != null)
{
var typePair = new TypePair(propertyMap.SourceType, propertyMap.DestinationPropertyType);
var typeMap = typeMapRegistry.GetTypeMap(typePair);
if (typeMap != null && (typeMap.TypeConverterType != null || typeMap.CustomMapper != null))
{
if(!typeMap.Sealed)
typeMap.Seal(typeMapRegistry, configurationProvider);
valueResolverExpr = typeMap.MapExpression.ReplaceParameters(valueResolverExpr, destValueExpr, ctxtParam);
}
else
{
var match = configurationProvider.GetMappers().FirstOrDefault(m => m.IsMatch(typePair));
var expressionMapper = match as IObjectMapExpression;
if (expressionMapper != null)
valueResolverExpr = expressionMapper.MapExpression(valueResolverExpr, destValueExpr,
ctxtParam);
else
valueResolverExpr = SetMap(propertyMap, valueResolverExpr, destValueExpr, ref propertyContext);
}
}
else
{
valueResolverExpr = SetMap(propertyMap, valueResolverExpr, destValueExpr, ref propertyContext);
}
if (propertyMap.Condition != null)
{
valueResolverExpr =
Condition(
Invoke(
propertyMap.Condition,
srcParam,
destParam,
ToType(valueResolverExpr, propertyMap.Condition.Parameters[2].Type),
ToType(destValueExpr, propertyMap.Condition.Parameters[2].Type),
ctxtParam
),
Convert(valueResolverExpr, propertyMap.DestinationPropertyType),
destValueExpr
);
}
Expression mapperExpr;
if (propertyMap.DestinationProperty.MemberInfo is FieldInfo)
{
mapperExpr = propertyMap.SourceType != propertyMap.DestinationPropertyType
? Assign(destMember, Convert(valueResolverExpr, propertyMap.DestinationPropertyType))
: Assign(getter, valueResolverExpr);
}
else
{
var setter = ((PropertyInfo) propertyMap.DestinationProperty.MemberInfo).GetSetMethod(true);
if (setter == null)
{
mapperExpr = valueResolverExpr;
}
else
{
mapperExpr = Assign(destMember, propertyMap.SourceType != propertyMap.DestinationPropertyType
? Convert(valueResolverExpr, propertyMap.DestinationPropertyType)
: valueResolverExpr);
}
}
if (propertyMap.PreCondition != null)
{
mapperExpr = IfThen(
Invoke(propertyMap.PreCondition, srcParam, ctxtParam),
mapperExpr
);
}
//.........这里部分代码省略.........
示例2: MapExpression
private static Expression MapExpression(TypeMapRegistry typeMapRegistry, IConfigurationProvider configurationProvider,
PropertyMap propertyMap, Expression itemParam, Expression contextParam, TypePair typePair)
{
Expression itemExpr;
var typeMap = configurationProvider.ResolveTypeMap(typePair);
if (typeMap != null && (typeMap.TypeConverterType != null || typeMap.CustomMapper != null))
{
if (!typeMap.Sealed)
typeMap.Seal(typeMapRegistry, configurationProvider);
return typeMap.MapExpression.ReplaceParameters(itemParam, Default(typePair.DestinationType), contextParam);
}
var match = configurationProvider.GetMappers().FirstOrDefault(m => m.IsMatch(typePair));
if (match != null && typeMap == null)
{
itemExpr =
ToType(
match.MapExpression(typeMapRegistry, configurationProvider, propertyMap, itemParam,
Default(typePair.DestinationType), contextParam), typePair.DestinationType);
}
else
{
var mapMethod =
typeof (ResolutionContext).GetDeclaredMethods()
.First(m => m.Name == "Map")
.MakeGenericMethod(typePair.SourceType, typePair.DestinationType);
itemExpr = Call(contextParam, mapMethod, itemParam, Default(typePair.DestinationType));
}
return itemExpr;
}示例3: MapExpression
public static Expression MapExpression(TypeMapRegistry typeMapRegistry, IConfigurationProvider configurationProvider,
TypePair typePair, Expression sourceParameter, Expression contextParameter, PropertyMap propertyMap = null, Expression destinationParameter = null)
{
if(destinationParameter == null)
{
destinationParameter = Default(typePair.DestinationType);
}
var typeMap = configurationProvider.ResolveTypeMap(typePair);
if(typeMap != null)
{
if(!typeMap.HasDerivedTypesToInclude())
{
typeMap.Seal(typeMapRegistry, configurationProvider);
if(typeMap.MapExpression != null)
{
return typeMap.MapExpression.ConvertReplaceParameters(sourceParameter, destinationParameter, contextParameter);
}
else
{
return ContextMap(typePair, sourceParameter, contextParameter, destinationParameter);
}
}
else
{
return ContextMap(typePair, sourceParameter, contextParameter, destinationParameter);
}
}
var match = configurationProvider.GetMappers().FirstOrDefault(m => m.IsMatch(typePair));
if(match != null)
{
var mapperExpression = match.MapExpression(typeMapRegistry, configurationProvider, propertyMap, sourceParameter, destinationParameter, contextParameter);
return ToType(mapperExpression, typePair.DestinationType);
}
return ContextMap(typePair, sourceParameter, contextParameter, destinationParameter);
}示例4: CreatePropertyMapFunc
private static Expression CreatePropertyMapFunc(
PropertyMap propertyMap,
IConfigurationProvider configurationProvider,
TypeMapRegistry typeMapRegistry,
ParameterExpression srcParam,
ParameterExpression destParam,
ParameterExpression ctxtParam)
{
var destMember = MakeMemberAccess(destParam, propertyMap.DestinationProperty);
Expression getter;
var pi = propertyMap.DestinationProperty as PropertyInfo;
if (pi != null && pi.GetGetMethod(true) == null)
{
getter = Default(propertyMap.DestinationPropertyType);
}
else
{
getter = destMember;
}
var destValueExpr = propertyMap.UseDestinationValue
? getter
: Default(propertyMap.DestinationPropertyType);
var valueResolverExpr = BuildValueResolverFunc(propertyMap, typeMapRegistry, srcParam, destParam, getter, ctxtParam);
if (propertyMap.DestinationPropertyType != null)
{
var typePair = new TypePair(valueResolverExpr.Type, propertyMap.DestinationPropertyType);
var typeMap = configurationProvider.ResolveTypeMap(typePair);
var match = configurationProvider.GetMappers().FirstOrDefault(m => m.IsMatch(typePair));
if (typeMap != null && (typeMap.TypeConverterType != null || typeMap.CustomMapper != null))
{
if(typeMap.Sealed != true)
typeMap.Seal(typeMapRegistry, configurationProvider);
valueResolverExpr = typeMap.MapExpression.ConvertReplaceParameters(valueResolverExpr, destValueExpr, ctxtParam);
}
else if (match != null && typeMap == null)
{
valueResolverExpr = match.MapExpression(typeMapRegistry, configurationProvider,
propertyMap, valueResolverExpr, destValueExpr,
ctxtParam);
}
else
{
valueResolverExpr = SetMap(propertyMap, valueResolverExpr, destValueExpr, ctxtParam);
}
}
else
{
valueResolverExpr = SetMap(propertyMap, valueResolverExpr, destValueExpr, ctxtParam);
}
Expression mapperExpr;
if (propertyMap.DestinationProperty is FieldInfo)
{
mapperExpr = propertyMap.SourceType != propertyMap.DestinationPropertyType
? Assign(destMember, ToType(valueResolverExpr, propertyMap.DestinationPropertyType))
: Assign(getter, valueResolverExpr);
}
else
{
var setter = ((PropertyInfo) propertyMap.DestinationProperty).GetSetMethod(true);
if (setter == null)
{
mapperExpr = valueResolverExpr;
}
else
{
mapperExpr = Assign(destMember, propertyMap.SourceType != propertyMap.DestinationPropertyType
? ToType(valueResolverExpr, propertyMap.DestinationPropertyType)
: valueResolverExpr);
}
}
if (propertyMap.PreCondition != null)
{
mapperExpr = IfThen(
propertyMap.PreCondition.ConvertReplaceParameters(srcParam, ctxtParam),
mapperExpr
);
}
if (propertyMap.Condition != null)
{
mapperExpr = IfThen(
propertyMap.Condition.ConvertReplaceParameters(
srcParam,
destParam,
ToType(valueResolverExpr, propertyMap.Condition.Parameters[2].Type),
ToType(getter, propertyMap.Condition.Parameters[2].Type),
ctxtParam
),
mapperExpr
);
}
return mapperExpr;
}