public override void VisitParameterDefinitionCollection(ParameterDefinitionCollection parameters)
{
VisitCollection(parameters);
}
public void VisitParameterDefinitionCollection(ParameterDefinitionCollection parameters)
{
}
/// <summary>
/// Adds the given client-query to the list of queries
/// </summary>
/// <param parameterName="parameterExternalName">The parameterName to show to the end user</param>
/// <param parameterName="table">The table descriptor that the query belongs to</param>
/// <param parameterName="predicate">The predicate that defines the filter for the query</param>
/// <param parameterName="parameterDefinitions">The parameter definitions defining the functionParameters to be used</param>
private LiteQueryViewModel NewUserQuery(string externalName, FeatureTableDescriptor table, System.Linq.Expressions.Expression predicate, ParameterDefinitionCollection parameterDefinitions, bool addToQueries)
{
LiteQueryViewModel clientQuery = null;
if (IsAuthenticated && Queries != null)
{
var predicateText = predicate != null?predicate.GeoLinqText(useInternalParameterNames : true) : null;
var queryDefinition = new FeatureCollectionQueryDefinition()
{
ServiceProviderGroup = table.ServiceProviderGroup,
Context = ServiceProviderDatumContext.User,
Name = externalName.ToLower(),
ExternalName = externalName,
TableDescriptor = table,
ParameterDefinitions = parameterDefinitions
};
clientQuery = new LiteQueryViewModel(this.Messenger, queryDefinition, predicateText);
if (addToQueries)
{
Queries.Add(clientQuery);
SaveUserQueries();
}
}
return(clientQuery);
}
private static void PopulateInterceptor(ToBeWeaved tbw, Instruction call, MethodReference targetMethod, MethodDefinition tplMethod)
{
EmittingContext ctx = new EmittingContext(tplMethod);
VariableDefinition tmpObj = null;
int offset = 0;
// Interceptor signature must be :
if (call.OpCode == OpCodes.Newobj)
{
// new object -> static ctorDeclaringType interceptor(ctorParametersList);
tplMethod.ReturnType.ReturnType = targetMethod.DeclaringType;
ctx.Emit(OpCodes.Ldnull); // create a brand new object, don't initialize an existing one
}
else if (Cil.IsStatic(targetMethod))
{
// call static method -> static methodReturnType interceptor(methodParametersList);
tplMethod.ReturnType.ReturnType = targetMethod.ReturnType.ReturnType;
}
else
{
//call instance method -> static methodReturnType interceptor(methodDeclaringType, methodParametersList);
tplMethod.ReturnType.ReturnType = targetMethod.ReturnType.ReturnType;
offset = 1;
ctx.Emit(OpCodes.Ldarg_0); // load "this", which is the first parameter of the tplMethod
if (!targetMethod.DeclaringType.IsValueType)
{
tplMethod.Parameters.Add(new ParameterDefinition(targetMethod.DeclaringType));
}
else
{
tplMethod.Parameters.Add(new ParameterDefinition(new ReferenceType(targetMethod.DeclaringType)));
ctx.Emit(OpCodes.Ldobj, targetMethod.DeclaringType);
ctx.Emit(OpCodes.Box, targetMethod.DeclaringType);
// Tmp object to store boxed value types when passed along call interceptors and then unwrapped after calls
// tmpObj = new VariableDefinition(new ReferenceType(targetMethod.DeclaringType));
tmpObj = new VariableDefinition(Cil.GetTypeReference(typeof(object)));
tplMethod.Body.Variables.Add(tmpObj);
ctx.Emit(OpCodes.Stloc, tmpObj);
ctx.Emit(OpCodes.Ldloc, tmpObj);
}
}
foreach (ParameterDefinition p in targetMethod.Parameters)
{
tplMethod.Parameters.Add(new ParameterDefinition(p.ParameterType));
}
ParameterDefinitionCollection tplParameters = tplMethod.Parameters;
ParameterDefinitionCollection targetParameters = targetMethod.Parameters;
int nbParams = tplParameters.Count - offset;
if (nbParams == 0)
{
// Load an empty array
ctx.Emit(OpCodes.Ldnull);
}
else
{
// Instantiate an array of the right size
VariableDefinition arrayDef = new VariableDefinition(Cil.GetTypeReference(typeof(object[])));
tplMethod.Body.Variables.Add(arrayDef);
ctx.Emit(OpCodes.Ldc_I4, nbParams);
ctx.Emit(OpCodes.Newarr, Cil.GetTypeReference(typeof(object)));
ctx.Emit(OpCodes.Stloc, arrayDef);
// Load the array with data coming from the current parameters
for (int i = tplParameters.Count - 1; i >= offset; i--)
{
ctx.Emit(OpCodes.Ldloc, arrayDef);
ctx.Emit(OpCodes.Ldc_I4, i - offset);
ParameterDefinition p = tplParameters[i];
ctx.Emit(OpCodes.Ldarg, p);
Cil.BoxIfRequired(p.ParameterType, ctx);
ctx.Emit(OpCodes.Stelem_Ref);
}
ctx.Emit(OpCodes.Ldloc, arrayDef);
}
// end of reify parameters
Cil.InvokeInterceptors(tplMethod, ctx, targetMethod, tbw.Interceptors);
if (call.OpCode != OpCodes.Newobj)
{
Cil.UnboxIfRequired(targetMethod.ReturnType.ReturnType, ctx);
}
if (call.OpCode != OpCodes.Newobj && !Cil.IsStatic(targetMethod) && targetMethod.DeclaringType.IsValueType)
{
ctx.Emit(OpCodes.Ldarg_0);
ctx.Emit(OpCodes.Ldloc, tmpObj);
ctx.Emit(OpCodes.Unbox, targetMethod.DeclaringType);
ctx.Emit(OpCodes.Ldobj, targetMethod.DeclaringType);
ctx.Emit(OpCodes.Stobj, targetMethod.DeclaringType);
}
// Cast (to satisfy PEVerify)
Cil.CastIfRequired(tplMethod.ReturnType.ReturnType, ctx);
ctx.Emit(OpCodes.Ret);
}
public ParameterData(XmlDocument document, XmlNode parent, ParameterDefinitionCollection parameters)
: base(document, parent)
{
this.parameters = parameters;
}
public static bool IsEqual(this ParameterDefinitionCollection x, ParameterDefinitionCollection y)
{
return(x.IsEqual(y, true));
}
public void Cleanup()
{
foreach (DictionaryEntry entry in m_InterceptorsToWeave)
{
MethodDefinition containerMethod = entry.Key as MethodDefinition;
TypeDefinition containerType = (TypeDefinition)containerMethod.DeclaringType;
// Methods can be removed. In that case, they don't have a declaring type any more
if (containerType != null)
{
// Clone and rename the target method
MethodDefinition targetMethod = containerMethod.Clone();
targetMethod.Name += Joinpoints.OperationJoinPoint.WrappedMethodSuffix + "Body_" + Cil.GetNextId();
targetMethod.IsNewSlot = false;
targetMethod.IsFinal = false;
targetMethod.IsRuntimeSpecialName = targetMethod.IsSpecialName = false;
containerType.Methods.Add(targetMethod);
// Clear containerMethod
containerMethod.Body.InitLocals = true;
containerMethod.Body.ExceptionHandlers.Clear();
containerMethod.Body.Variables.Clear();
containerMethod.Body.Instructions.Clear();
// Reify arguments and call interceptors in the original (now target) method
EmittingContext ctx = new EmittingContext(containerMethod);
VariableDefinition tmpObj = null;
if (!Cil.IsStatic(targetMethod))
{
ctx.Emit(OpCodes.Ldarg_0);
if (targetMethod.DeclaringType.IsValueType)
{
ctx.Emit(OpCodes.Ldobj, targetMethod.DeclaringType);
ctx.Emit(OpCodes.Box, targetMethod.DeclaringType);
// Tmp object to store boxed value types when passed along call interceptors and then unwrapped after calls
//tmpObj = new VariableDefinition(new ReferenceType(targetMethod.DeclaringType));
tmpObj = new VariableDefinition(Cil.GetTypeReference(typeof(object)));
containerMethod.Body.Variables.Add(tmpObj);
ctx.Emit(OpCodes.Stloc, tmpObj);
ctx.Emit(OpCodes.Ldloc, tmpObj);
}
}
VariableDefinition arrayDef = new VariableDefinition(Cil.GetTypeReference(typeof(object[])));
containerMethod.Body.Variables.Add(arrayDef);
ParameterDefinitionCollection containerParameters = containerMethod.Parameters;
ParameterDefinitionCollection targetParameters = targetMethod.Parameters;
// Instantiate an array of the right size
ctx.Emit(OpCodes.Ldc_I4, containerParameters.Count);
ctx.Emit(OpCodes.Newarr, Cil.GetTypeReference(typeof(object)));
ctx.Emit(OpCodes.Stloc, arrayDef);
// Load the array with data coming from the current parameters
for (int i = containerParameters.Count - 1; i >= 0; i--)
{
ParameterDefinition p = containerParameters[i];
ctx.Emit(OpCodes.Ldloc, arrayDef);
ctx.Emit(OpCodes.Ldc_I4, i);
ctx.Emit(OpCodes.Ldarg, p);
Cil.BoxIfRequired(p.ParameterType, ctx);
ctx.Emit(OpCodes.Stelem_Ref);
}
// Pass real parameter values (taken from the stack) as the next parameter
ctx.Emit(OpCodes.Ldloc, arrayDef);
// end of Reify parameters
ArrayList interceptors = entry.Value as ArrayList;
Cil.InvokeInterceptors(containerMethod, ctx, targetMethod, interceptors);
Cil.UnboxIfRequired(targetMethod.ReturnType.ReturnType, ctx);
if (!Cil.IsStatic(targetMethod) && targetMethod.DeclaringType.IsValueType)
{
ctx.Emit(OpCodes.Ldarg_0);
ctx.Emit(OpCodes.Ldloc, tmpObj);
Cil.UnboxIfRequired(targetMethod.DeclaringType, ctx);
ctx.Emit(OpCodes.Stobj, targetMethod.DeclaringType);
}
// Cast (to satisfy PEVerify)
Cil.CastIfRequired(containerMethod.ReturnType.ReturnType, ctx);
ctx.Emit(OpCodes.Ret);
}
}
}
static IEnumerable <T> Select <T>(this ParameterDefinitionCollection source, Func <ParameterDefinition, T> selector)
{
return(source.Cast <ParameterDefinition>().Select(selector));
}
private void PatchMethod(MethodDefinition methodDef, TypeDefinition typeDef)
{
MethodReference refWritelnStr = _asmDef.MainModule.Import(typeof(Console).GetMethod("WriteLine", new Type[] { typeof(string) }));
MethodReference refWritelnInt = _asmDef.MainModule.Import(typeof(Console).GetMethod("WriteLine", new Type[] { typeof(Int32) }));
MethodReference refWritelnObj = _asmDef.MainModule.Import(typeof(Console).GetMethod("WriteLine", new Type[] { typeof(object) }));
MethodReference refBytetoString = _asmDef.MainModule.Import(typeof(BitConverter).GetMethod("ToString", new Type[] { typeof(byte[]) }));
if (!methodDef.HasBody)
{
return; //check
}
MethodBody body = methodDef.Body;
//new injector code to dump parameters
ushort i = 0;
int varCount = 0;
int paramCount = 0;
Instruction varMethodName = body.CilWorker.Create(OpCodes.Ldstr, "==========\n" + "*Type:" + typeDef.FullName + " method name:" + methodDef.Name);
body.CilWorker.InsertBefore(methodDef.Body.Instructions[0], varMethodName);
Instruction logMethodName = body.CilWorker.Create(OpCodes.Call, refWritelnStr);
body.CilWorker.InsertAfter(varMethodName, logMethodName);
if (methodDef.HasParameters)
{
ParameterDefinitionCollection passedParams = methodDef.Parameters;
if (!methodDef.IsStatic)
{
paramCount = 1;
}
foreach (ParameterDefinition param in passedParams)
{
varCount = methodDef.Body.Variables.Count;
i = System.Convert.ToUInt16(varCount);
if (param.ParameterType.Name == "String" || param.ParameterType.Name == "Int32" || param.ParameterType.Name == "Byte[]")
{
TypeReference paramType = param.ParameterType;
Instruction varParamName = body.CilWorker.Create(OpCodes.Ldstr, "*Param Name:" + param.Name);
body.CilWorker.InsertAfter(logMethodName, varParamName);
Instruction logParamName = body.CilWorker.Create(OpCodes.Call, refWritelnStr);
body.CilWorker.InsertAfter(varParamName, logParamName);
switch (param.ParameterType.Name)
{
case "String":
Instruction varStrValue = body.CilWorker.Create(OpCodes.Ldarg, paramCount);
body.CilWorker.InsertAfter(logParamName, varStrValue);
Instruction logStr = body.CilWorker.Create(OpCodes.Call, refWritelnStr);
body.CilWorker.InsertAfter(varStrValue, logStr);
break;
case "Int32":
Instruction varIntValue = body.CilWorker.Create(OpCodes.Ldarg, paramCount);
body.CilWorker.InsertAfter(logParamName, varIntValue);
Instruction logInt = body.CilWorker.Create(OpCodes.Call, refWritelnInt);
body.CilWorker.InsertAfter(varIntValue, logInt);
break;
case "Byte[]":
Instruction varByteValue = body.CilWorker.Create(OpCodes.Ldarg, paramCount);
body.CilWorker.InsertAfter(logParamName, varByteValue);
Instruction toString = body.CilWorker.Create(OpCodes.Call, refBytetoString);
body.CilWorker.InsertAfter(varByteValue, toString);
Instruction logByte = body.CilWorker.Create(OpCodes.Call, refWritelnObj);
body.CilWorker.InsertAfter(toString, logByte);
break;
default:
break;
}
}
paramCount++;
}
}
}
