added new new detection logic for conflicting service name and add sdk suffix

added new new new detection logic (next/Next token) for conflicting service name and add sdk suffix

added a patch for Chatbotclient paginator

Author: kai-ion

generated/src/aws-cpp-sdk-s3/include/aws/s3/S3ClientPagination.h

@@ -15,12 +15,13 @@ namespace Aws {
 namespace S3 {
 
 using ListBucketsPaginator =
-    Aws::Utils::Pagination::PagePaginator<S3Client, Model::ListBucketsRequest, Pagination::ListBucketsPaginationTraits>;
-using ListDirectoryBucketsPaginator =
-    Aws::Utils::Pagination::PagePaginator<S3Client, Model::ListDirectoryBucketsRequest, Pagination::ListDirectoryBucketsPaginationTraits>;
-using ListObjectsV2Paginator =
-    Aws::Utils::Pagination::PagePaginator<S3Client, Model::ListObjectsV2Request, Pagination::ListObjectsV2PaginationTraits>;
-using ListPartsPaginator = Aws::Utils::Pagination::PagePaginator<S3Client, Model::ListPartsRequest, Pagination::ListPartsPaginationTraits>;
+    Aws::Utils::Pagination::PagePaginator<Aws::S3::S3Client, Aws::S3::Model::ListBucketsRequest, Pagination::ListBucketsPaginationTraits>;
+using ListDirectoryBucketsPaginator = Aws::Utils::Pagination::PagePaginator<Aws::S3::S3Client, Aws::S3::Model::ListDirectoryBucketsRequest,
+                                                                            Pagination::ListDirectoryBucketsPaginationTraits>;
+using ListObjectsV2Paginator = Aws::Utils::Pagination::PagePaginator<Aws::S3::S3Client, Aws::S3::Model::ListObjectsV2Request,
+                                                                     Pagination::ListObjectsV2PaginationTraits>;
+using ListPartsPaginator =
+    Aws::Utils::Pagination::PagePaginator<Aws::S3::S3Client, Aws::S3::Model::ListPartsRequest, Pagination::ListPartsPaginationTraits>;
 
 }  // namespace S3
 }  // namespace Aws

generated/src/aws-cpp-sdk-s3/include/aws/s3/model/pagination/ListBucketsPaginationTraits.h

@@ -14,10 +14,10 @@ namespace S3 {
 namespace Pagination {
 
 struct ListBucketsPaginationTraits {
-  using RequestType = Model::ListBucketsRequest;
-  using ResultType = Model::ListBucketsResult;
-  using OutcomeType = Model::ListBucketsOutcome;
-  using ClientType = S3Client;
+  using RequestType = Aws::S3::Model::ListBucketsRequest;
+  using ResultType = Aws::S3::Model::ListBucketsResult;
+  using OutcomeType = Aws::S3::Model::ListBucketsOutcome;
+  using ClientType = Aws::S3::S3Client;
 
   static OutcomeType Invoke(ClientType& client, const RequestType& request) { return client.ListBuckets(request); }
 

generated/src/aws-cpp-sdk-s3/include/aws/s3/model/pagination/ListDirectoryBucketsPaginationTraits.h

@@ -14,10 +14,10 @@ namespace S3 {
 namespace Pagination {
 
 struct ListDirectoryBucketsPaginationTraits {
-  using RequestType = Model::ListDirectoryBucketsRequest;
-  using ResultType = Model::ListDirectoryBucketsResult;
-  using OutcomeType = Model::ListDirectoryBucketsOutcome;
-  using ClientType = S3Client;
+  using RequestType = Aws::S3::Model::ListDirectoryBucketsRequest;
+  using ResultType = Aws::S3::Model::ListDirectoryBucketsResult;
+  using OutcomeType = Aws::S3::Model::ListDirectoryBucketsOutcome;
+  using ClientType = Aws::S3::S3Client;
 
   static OutcomeType Invoke(ClientType& client, const RequestType& request) { return client.ListDirectoryBuckets(request); }
 

generated/src/aws-cpp-sdk-s3/include/aws/s3/model/pagination/ListObjectsV2PaginationTraits.h

@@ -14,10 +14,10 @@ namespace S3 {
 namespace Pagination {
 
 struct ListObjectsV2PaginationTraits {
-  using RequestType = Model::ListObjectsV2Request;
-  using ResultType = Model::ListObjectsV2Result;
-  using OutcomeType = Model::ListObjectsV2Outcome;
-  using ClientType = S3Client;
+  using RequestType = Aws::S3::Model::ListObjectsV2Request;
+  using ResultType = Aws::S3::Model::ListObjectsV2Result;
+  using OutcomeType = Aws::S3::Model::ListObjectsV2Outcome;
+  using ClientType = Aws::S3::S3Client;
 
   static OutcomeType Invoke(ClientType& client, const RequestType& request) { return client.ListObjectsV2(request); }
 

generated/src/aws-cpp-sdk-s3/include/aws/s3/model/pagination/ListPartsPaginationTraits.h

@@ -14,10 +14,10 @@ namespace S3 {
 namespace Pagination {
 
 struct ListPartsPaginationTraits {
-  using RequestType = Model::ListPartsRequest;
-  using ResultType = Model::ListPartsResult;
-  using OutcomeType = Model::ListPartsOutcome;
-  using ClientType = S3Client;
+  using RequestType = Aws::S3::Model::ListPartsRequest;
+  using ResultType = Aws::S3::Model::ListPartsResult;
+  using OutcomeType = Aws::S3::Model::ListPartsOutcome;
+  using ClientType = Aws::S3::S3Client;
 
   static OutcomeType Invoke(ClientType& client, const RequestType& request) { return client.ListParts(request); }
 

tools/code-generation/smithy/codegen/cpp-pagination-codegen/src/main/java/com/amazonaws/util/awsclientsmithygenerator/generators/templates/PaginationClientHeaderGenerator.java

@@ -41,7 +41,10 @@ public void render(CppWriter writer) {
     }
 
     private void renderIncludes(CppWriter writer, String serviceName, String c2jServiceName) {
-        writer.writeInclude("aws/" + c2jServiceName + "/" + serviceName + "Client.h");
+        // Capitalize first letter to match C++ client naming convention
+        String capitalizedServiceName = serviceName.substring(0, 1).toUpperCase() + serviceName.substring(1);
+        
+        writer.writeInclude("aws/" + c2jServiceName + "/" + capitalizedServiceName + "Client.h");
         writer.writeInclude("aws/core/utils/pagination/Paginator.h");
 
         for (OperationData<PaginatedTrait> data : paginatedOps) {
@@ -52,18 +55,21 @@ private void renderIncludes(CppWriter writer, String serviceName, String c2jServ
     }
 
     private void renderNamespaces(CppWriter writer, String serviceName) {
+        // Capitalize first letter to match C++ client naming convention
+        String capitalizedServiceName = serviceName.substring(0, 1).toUpperCase() + serviceName.substring(1);
+        
         writer.writeNamespaceOpen("Aws");
-        writer.writeNamespaceOpen(serviceName);
+        writer.writeNamespaceOpen(capitalizedServiceName);
         writer.write("");
 
         for (OperationData<PaginatedTrait> data : paginatedOps) {
             String opName = data.getOperation().getId().getName();
-            writer.write("using $LPaginator = Aws::Utils::Pagination::PagePaginator<$LClient, Model::$LRequest, Pagination::$LPaginationTraits>;",
-                opName, serviceName, opName, opName);
+            writer.write("using $LPaginator = Aws::Utils::Pagination::PagePaginator<Aws::$L::$LClient, Aws::$L::Model::$LRequest, Pagination::$LPaginationTraits>;",
+                opName, serviceName, capitalizedServiceName, serviceName, opName, opName);
         }
 
         writer.write("");
-        writer.writeNamespaceClose(serviceName);
+        writer.writeNamespaceClose(capitalizedServiceName);
         writer.writeNamespaceClose("Aws");
     }
 }

tools/code-generation/smithy/codegen/cpp-pagination-codegen/src/main/java/com/amazonaws/util/awsclientsmithygenerator/generators/templates/PaginationTraitsGenerator.java

@@ -34,6 +34,9 @@ public PaginationTraitsGenerator(PluginContext context, ServiceShape service, Li
     public void write() {
         String serviceName = ServiceNameUtil.getServiceName(service);
 
+        // TODO: Check why chatbotClientPagination.h is not generated as ChatbotClientPagination.h
+        // The file name should follow the same capitalization pattern as other client files
+        
         for (OperationData<PaginatedTrait> data : paginatedOps) {
             String fileName = "include/aws/" + c2jServiceName + "/model/pagination/" + data.getOperation().getId().getName() + "PaginationTraits.h";
 
@@ -50,6 +53,9 @@ private void generateTraitsHeader(CppWriter writer, OperationData<PaginatedTrait
         PaginatedTrait trait = data.getTrait();
         String opName = op.getId().getName();
 
+        // Capitalize first letter to match C++ client naming convention
+        String capitalizedServiceName = serviceName.substring(0, 1).toUpperCase() + serviceName.substring(1);
+        
         // Header comment
         writer.write("/**")
               .write(" * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.")
@@ -60,25 +66,25 @@ private void generateTraitsHeader(CppWriter writer, OperationData<PaginatedTrait
 
         // Includes - detect suffix like C2J renameShape logic
         String resultSuffix = getResultSuffix(opName);
-        writer.writeInclude("aws/" + c2jServiceName + "/" + serviceName + "_EXPORTS.h")
+        writer.writeInclude("aws/" + c2jServiceName + "/" + capitalizedServiceName + "_EXPORTS.h")
               .writeInclude("aws/" + c2jServiceName + "/model/" + opName + "Request.h")
               .writeInclude("aws/" + c2jServiceName + "/model/" + opName + resultSuffix + ".h")
-              .writeInclude("aws/" + c2jServiceName + "/" + serviceName + "Client.h")
+              .writeInclude("aws/" + c2jServiceName + "/" + capitalizedServiceName + "Client.h")
               .write("");
 
         // Namespaces
         writer.writeNamespaceOpen("Aws")
-              .writeNamespaceOpen(serviceName)
+              .writeNamespaceOpen(capitalizedServiceName)
               .writeNamespaceOpen("Pagination")
               .write("");
 
         // Struct definition
         writer.openBlock("struct " + opName + "PaginationTraits\n{", "};", () -> {
             // Use detected suffix to match C2J renameShape logic
-            writer.write("    using RequestType = Model::$LRequest;", opName)
-                  .write("    using ResultType = Model::$L$L;", opName, resultSuffix)
-                  .write("    using OutcomeType = Model::$LOutcome;", opName)
-                  .write("    using ClientType = $LClient;", serviceName)
+            writer.write("    using RequestType = Aws::$L::Model::$LRequest;", serviceName, opName)
+                  .write("    using ResultType = Aws::$L::Model::$L$L;", serviceName, opName, resultSuffix)
+                  .write("    using OutcomeType = Aws::$L::Model::$LOutcome;", serviceName, opName)
+                  .write("    using ClientType = Aws::$L::$LClient;", serviceName, capitalizedServiceName)
                   .write("");
 
             // Invoke method
@@ -153,12 +159,12 @@ private void generateTraitsHeader(CppWriter writer, OperationData<PaginatedTrait
 
         writer.write("")
               .writeNamespaceClose("Pagination")
-              .writeNamespaceClose(serviceName)
+              .writeNamespaceClose(capitalizedServiceName)
               .writeNamespaceClose("Aws");
     }
 
     // Replicate C2J renameShape conflict detection logic
-    // TODO: This conflict detection logic may need to be moved to a shared utility class
+    // TODO: This conflict detection logic may need to be moved to a shared utility class, its also very complicated and can be refactor
     // to avoid duplication between C2J and Smithy generators and ensure consistency.
     // Consider reusing the already implemented ShapeUtil class for shape name operations.
     private String getResultSuffix(String opName) {
@@ -167,42 +173,59 @@ private String getResultSuffix(String opName) {
             return "Response";
         }
 
-        // Replicate C2jModelToGeneratorModelTransformer.renameShape logic
-        // Try suffixes in order: "Result", "SdkResult", "CppSdkResult"
-        List<String> suffixOptions = Arrays.asList("Result", "SdkResult", "CppSdkResult");
+        // For now, use the simple approach that works:
+        // If the actual generated file exists, use Result; otherwise use SdkResult
 
-        for (String suffix : suffixOptions) {
-            String candidateName = opName + suffix;
+        // Check for known SdkResult cases (where data model conflicts exist)
+        Set<Shape> allShapes = context.getModel().toSet();
+        boolean hasDataModelConflict = allShapes.stream()
+            .anyMatch(shape -> {
+                String shapeName = shape.getId().getName();
+                if (shapeName.equals(opName + "Result")) {
+                    // Found a shape with the same name - check if it's a data model
+                    if (shape instanceof StructureShape) {
+                        StructureShape structShape = (StructureShape) shape;
+                        // If it doesn't have NextToken/nextToken, it's likely a data model
+                        Set<String> memberNames = structShape.getAllMembers().keySet();
+                        // TODO: Sanitize member names for other edge cases (e.g., different casing, underscores, etc.)
+                        boolean hasNextToken = memberNames.contains("NextToken") || memberNames.contains("nextToken");
+                        return !hasNextToken;
+                    }
+                }
+                return false;
+            });
 
-            // Check if there would be a naming conflict with this suffix
-            if (!hasNamingConflict(candidateName, opName)) {
-                return suffix;
-            }
-        }
-        
-        // Fallback to "Result" if no conflicts detected
-        return "Result";
+        return hasDataModelConflict ? "SdkResult" : "Result";
     }
 
-    // Replicate the conflict detection logic from C2jModelToGeneratorModelTransformer
+    // TODO: Delete this method if it's not used - replaced by simpler conflict detection in getResultSuffix
+    // Replicate the precise conflict detection logic from C2jModelToGeneratorModelTransformer
     private boolean hasNamingConflict(String candidateName, String opName) {
-        // Check if there's a shape that would conflict with this name
-        // This mimics the conflict detection in renameShape method lines 771-775
-        
         // Get all shapes in the model to check for conflicts
         Set<Shape> allShapes = context.getModel().toSet();
 
         for (Shape shape : allShapes) {
             String shapeName = shape.getId().getName();
 
-            // Check if the candidate name conflicts with existing shape names
+            // Direct exact name conflict - this is the main case
             if (candidateName.equals(shapeName)) {
-                // There's a direct name conflict, need to use next suffix
-                return true;
-            }
-            
-            // Check for "Get" + shapeName pattern conflicts (from C2J logic)
-            if (candidateName.equals("Get" + shapeName) || candidateName.equals("Set" + shapeName)) {
+                // If this is a structure, check if it's already a suitable operation result
+                if (shape instanceof StructureShape) {
+                    StructureShape structShape = (StructureShape) shape;
+                    // If the existing shape has pagination tokens, it's already an operation result - no conflict
+                    // Check for various pagination token field names
+                    boolean hasNextToken = structShape.getAllMembers().keySet().stream()
+                        .anyMatch(memberName -> memberName.toLowerCase().contains("nexttoken") || 
+                                              memberName.toLowerCase().contains("token"));
+                    
+                    if (hasNextToken) {
+                        // This is already an operation result shape, no conflict
+                        return false;
+                    }
+                    
+                    // If it doesn't have pagination tokens, it's a data model - conflict!
+                    return true;
+                }
                 return true;
             }
         }