コード例 #1
0
 void GenerateMemberAttributes(XmlMembersMapping members, XmlMemberMapping member, SoapBindingUse use, CodeParameterDeclarationExpression param)
 {
     if (use == SoapBindingUse.Literal)
     {
         xmlExporter.AddMappingMetadata(param.CustomAttributes, member, members.Namespace);
     }
     else
     {
         soapExporter.AddMappingMetadata(param.CustomAttributes, member);
     }
 }
        CodeMemberMethod GenerateMethod(CodeIdentifiers memberIds, HttpOperationBinding httpOper, XmlMembersMapping inputMembers, XmlTypeMapping outputMember)
        {
            CodeIdentifiers  pids        = new CodeIdentifiers();
            CodeMemberMethod method      = new CodeMemberMethod();
            CodeMemberMethod methodBegin = new CodeMemberMethod();
            CodeMemberMethod methodEnd   = new CodeMemberMethod();

            method.Attributes      = MemberAttributes.Public;
            methodBegin.Attributes = MemberAttributes.Public;
            methodEnd.Attributes   = MemberAttributes.Public;

            // Find unique names for temporary variables

            for (int n = 0; n < inputMembers.Count; n++)
            {
                pids.AddUnique(inputMembers[n].MemberName, inputMembers[n]);
            }

            string varAsyncResult = pids.AddUnique("asyncResult", "asyncResult");
            string varCallback    = pids.AddUnique("callback", "callback");
            string varAsyncState  = pids.AddUnique("asyncState", "asyncState");

            string messageName = memberIds.AddUnique(CodeIdentifier.MakeValid(Operation.Name), method);

            method.Name      = Operation.Name;
            methodBegin.Name = memberIds.AddUnique(CodeIdentifier.MakeValid("Begin" + Operation.Name), method);
            methodEnd.Name   = memberIds.AddUnique(CodeIdentifier.MakeValid("End" + Operation.Name), method);

            method.ReturnType    = new CodeTypeReference(typeof(void));
            methodEnd.ReturnType = new CodeTypeReference(typeof(void));
            methodEnd.Parameters.Add(new CodeParameterDeclarationExpression(typeof(IAsyncResult), varAsyncResult));

            CodeExpression[] paramArray = new CodeExpression [inputMembers.Count];

            for (int n = 0; n < inputMembers.Count; n++)
            {
                string ptype = GetSimpleType(inputMembers[n]);
                CodeParameterDeclarationExpression param = new CodeParameterDeclarationExpression(ptype, inputMembers[n].MemberName);

                param.Direction = FieldDirection.In;
                method.Parameters.Add(param);
                methodBegin.Parameters.Add(param);
                paramArray [n] = new CodeVariableReferenceExpression(param.Name);
            }

            bool isVoid = true;

            if (outputMember != null)
            {
                method.ReturnType    = new CodeTypeReference(outputMember.TypeFullName);
                methodEnd.ReturnType = new CodeTypeReference(outputMember.TypeFullName);
                xmlExporter.AddMappingMetadata(method.ReturnTypeCustomAttributes, outputMember, "");
                isVoid = false;
            }

            methodBegin.Parameters.Add(new CodeParameterDeclarationExpression(typeof(AsyncCallback), varCallback));
            methodBegin.Parameters.Add(new CodeParameterDeclarationExpression(typeof(object), varAsyncState));
            methodBegin.ReturnType = new CodeTypeReference(typeof(IAsyncResult));

            // Array of input parameters

            CodeArrayCreateExpression methodParams;

            if (paramArray.Length > 0)
            {
                methodParams = new CodeArrayCreateExpression(typeof(object), paramArray);
            }
            else
            {
                methodParams = new CodeArrayCreateExpression(typeof(object), 0);
            }

            // Generate method url

            CodeThisReferenceExpression ethis = new CodeThisReferenceExpression();

            CodeExpression               thisURlExp        = new CodeFieldReferenceExpression(ethis, "Url");
            CodePrimitiveExpression      metUrl            = new CodePrimitiveExpression(httpOper.Location);
            CodeBinaryOperatorExpression expMethodLocation = new CodeBinaryOperatorExpression(thisURlExp, CodeBinaryOperatorType.Add, metUrl);

            // Invoke call

            CodePrimitiveExpression    varMsgName = new CodePrimitiveExpression(messageName);
            CodeMethodInvokeExpression inv;

            inv = new CodeMethodInvokeExpression(ethis, "Invoke", varMsgName, expMethodLocation, methodParams);
            if (!isVoid)
            {
                method.Statements.Add(new CodeMethodReturnStatement(new CodeCastExpression(method.ReturnType, inv)));
            }
            else
            {
                method.Statements.Add(inv);
            }

            // Begin Invoke Call

            CodeExpression expCallb  = new CodeVariableReferenceExpression(varCallback);
            CodeExpression expAsyncs = new CodeVariableReferenceExpression(varAsyncState);

            inv = new CodeMethodInvokeExpression(ethis, "BeginInvoke", varMsgName, expMethodLocation, methodParams, expCallb, expAsyncs);
            methodBegin.Statements.Add(new CodeMethodReturnStatement(inv));

            // End Invoke call

            CodeExpression varAsyncr = new CodeVariableReferenceExpression(varAsyncResult);

            inv = new CodeMethodInvokeExpression(ethis, "EndInvoke", varAsyncr);
            if (!isVoid)
            {
                methodEnd.Statements.Add(new CodeMethodReturnStatement(new CodeCastExpression(methodEnd.ReturnType, inv)));
            }
            else
            {
                methodEnd.Statements.Add(inv);
            }

            // Attributes

            CodeAttributeDeclaration att = new CodeAttributeDeclaration("System.Web.Services.Protocols.HttpMethodAttribute");

            att.Arguments.Add(new CodeAttributeArgument(new CodeTypeOfExpression(GetOutMimeFormatter())));
            att.Arguments.Add(new CodeAttributeArgument(new CodeTypeOfExpression(GetInMimeFormatter())));
            AddCustomAttribute(method, att, true);

            CodeTypeDeclaration.Members.Add(method);
            CodeTypeDeclaration.Members.Add(methodBegin);
            CodeTypeDeclaration.Members.Add(methodEnd);

            return(method);
        }