fix potential np3

Author: winrid

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQtAbstractCodegen.java

@@ -209,7 +209,9 @@ public String getTypeDeclaration(Schema p) {
             return getSchemaType(p) + "<" + getTypeDeclaration(inner) + ">";
         } else if (ModelUtils.isMapSchema(resolved)) {
             Schema inner = ModelUtils.getAdditionalProperties(resolved);
-            return getSchemaType(p) + "<QString, " + getTypeDeclaration(inner) + ">";
+            // inner can be null if additionalProperties is a boolean or not present
+            String innerType = inner != null ? getTypeDeclaration(inner) : PREFIX + "Object";
+            return getSchemaType(p) + "<QString, " + innerType + ">";
         }
 
         // For non-containers, use the original schema to preserve model names
@@ -250,7 +252,9 @@ public String toDefaultValue(Schema p) {
             return "0";
         } else if (ModelUtils.isMapSchema(schema)) {
             Schema inner = ModelUtils.getAdditionalProperties(schema);
-            return "QMap<QString, " + getTypeDeclaration(inner) + ">()";
+            // inner can be null if additionalProperties is a boolean or not present
+            String innerType = inner != null ? getTypeDeclaration(inner) : PREFIX + "Object";
+            return "QMap<QString, " + innerType + ">()";
         } else if (ModelUtils.isArraySchema(schema)) {
             Schema inner = ModelUtils.getSchemaItems(schema);
             return "QList<" + getTypeDeclaration(inner) + ">()";

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestSdkClientCodegen.java

@@ -418,7 +418,9 @@ public String getTypeDeclaration(Schema p) {
         } else if (isPureMapSchema(resolved)) {
             // Only treat as map if it has additionalProperties but NO defined properties
             Schema inner = ModelUtils.getAdditionalProperties(resolved);
-            return getSchemaType(p) + "<utility::string_t, " + getTypeDeclaration(inner) + ">";
+            // inner can be null if additionalProperties is a boolean or not present
+            String innerType = inner != null ? getTypeDeclaration(inner) : "std::shared_ptr<Object>";
+            return getSchemaType(p) + "<utility::string_t, " + innerType + ">";
         }
 
         // For non-containers, use the original schema to preserve model names
@@ -458,7 +460,9 @@ public String toDefaultValue(Schema p) {
             }
             return "0";
         } else if (isPureMapSchema(p)) {
-            String inner = getSchemaType(ModelUtils.getAdditionalProperties(p));
+            Schema innerSchema = ModelUtils.getAdditionalProperties(p);
+            // innerSchema can be null if additionalProperties is a boolean or not present
+            String inner = innerSchema != null ? getSchemaType(innerSchema) : "std::shared_ptr<Object>";
             return "std::map<utility::string_t, " + inner + ">()";
         } else if (ModelUtils.isArraySchema(p)) {
             String inner = getSchemaType(ModelUtils.getSchemaItems(p));

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppTinyClientCodegen.java

@@ -279,7 +279,9 @@ public String getTypeDeclaration(Schema p) {
         // Handle nested maps: if a $ref resolves to a map schema, build the nested type
         if (ModelUtils.isMapSchema(resolved)) {
             Schema inner = ModelUtils.getAdditionalProperties(resolved);
-            return getSchemaType(p) + "<std::string, " + getTypeDeclaration(inner) + ">";
+            // inner can be null if additionalProperties is a boolean or not present
+            String innerType = inner != null ? getTypeDeclaration(inner) : "std::string";
+            return getSchemaType(p) + "<std::string, " + innerType + ">";
         }
 
         // For everything else (including arrays), use the original behavior