diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCppCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCppCodegen.java
index ccc28aed87ea..814d8e12bf2f 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCppCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCppCodegen.java
@@ -128,6 +128,38 @@ abstract public class AbstractCppCodegen extends DefaultCodegen implements Codeg
         );
     }
 
+    @Override
+    public String escapeQuotationMark(String input) {
+        // remove " to avoid code injection
+        return input.replace("\"", "");
+    }
+
+    @Override
+    public String escapeUnsafeCharacters(String input) {
+        return input.replace("*/", "*_/").replace("/*", "/_*");
+    }
+
+    @Override
+    public String toApiName(String type) {
+        return sanitizeName(modelNamePrefix + Character.toUpperCase(type.charAt(0)) + type.substring(1) + "Api");
+    }
+
+    @Override
+    public String toModelName(String type) {
+        if (type == null) {
+            LOGGER.warn("Model name can't be null. Default to 'UnknownModel'.");
+            type = "UnknownModel";
+        }
+
+        if (typeMapping.keySet().contains(type) || typeMapping.values().contains(type)
+                || importMapping.values().contains(type) || defaultIncludes.contains(type)
+                || languageSpecificPrimitives.contains(type)) {
+            return type;
+        } else {
+            return sanitizeName(modelNamePrefix + Character.toUpperCase(type.charAt(0)) + type.substring(1));
+        }
+    }
+
     @Override
     public String toVarName(String name) {
         if (typeMapping.keySet().contains(name) || typeMapping.values().contains(name)
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppPistacheServerCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppPistacheServerCodegen.java
index a2a7ef0cab8e..a1ac3bf86ae8 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppPistacheServerCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppPistacheServerCodegen.java
@@ -129,18 +129,6 @@ public class CppPistacheServerCodegen extends AbstractCppCodegen {
         }
     }
 
-    /**
-     * Escapes a reserved word as defined in the `reservedWords` array. Handle
-     * escaping those terms here. This logic is only called if a variable
-     * matches the reserved words
-     *
-     * @return the escaped term
-     */
-    @Override
-    public String escapeReservedWord(String name) {
-        return "_" + name; // add an underscore to the name
-    }
-
     @Override
     public String toModelImport(String name) {
         if (importMapping.containsKey(name)) {
@@ -392,33 +380,6 @@ public class CppPistacheServerCodegen extends AbstractCppCodegen {
         return toModelName(type);
     }
 
-    @Override
-    public String toModelName(String type) {
-        if (typeMapping.keySet().contains(type) || typeMapping.values().contains(type)
-                || importMapping.values().contains(type) || defaultIncludes.contains(type)
-                || languageSpecificPrimitives.contains(type)) {
-            return type;
-        } else {
-            return Character.toUpperCase(type.charAt(0)) + type.substring(1);
-        }
-    }
-
-    @Override
-    public String toApiName(String type) {
-        return Character.toUpperCase(type.charAt(0)) + type.substring(1) + "Api";
-    }
-
-    @Override
-    public String escapeQuotationMark(String input) {
-        // remove " to avoid code injection
-        return input.replace("\"", "");
-    }
-
-    @Override
-    public String escapeUnsafeCharacters(String input) {
-        return input.replace("*/", "*_/").replace("/*", "/_*");
-    }
-
     @Override
     public String getTypeDeclaration(String str) {
         return toModelName(str);
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
index f57667f5be5f..bb06b36b1afe 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
@@ -251,20 +251,6 @@ public class CppQt5ClientCodegen extends AbstractCppCodegen implements CodegenCo
         return "#include \"" + folder + toModelName(name) + ".h\"";
     }
 
-    /**
-     * Escapes a reserved word as defined in the `reservedWords` array. Handle escaping
-     * those terms here.  This logic is only called if a variable matches the reserved words
-     *
-     * @return the escaped term
-     */
-    @Override
-    public String escapeReservedWord(String name) {
-        if (this.reservedWordsMappings().containsKey(name)) {
-            return this.reservedWordsMappings().get(name);
-        }
-        return "_" + name;
-    }
-
     /**
      * Location to write model files.  You can use the modelPackage() as defined when the class is
      * instantiated
@@ -378,25 +364,6 @@ public class CppQt5ClientCodegen extends AbstractCppCodegen implements CodegenCo
         return toModelName(type);
     }
 
-    @Override
-    public String toModelName(String type) {
-        if (type == null) {
-            LOGGER.warn("Model name can't be null. Default to 'UnknownModel'.");
-            type = "UnknownModel";
-        }
-
-        if (typeMapping.keySet().contains(type) ||
-                typeMapping.values().contains(type) ||
-                importMapping.values().contains(type) ||
-                defaultIncludes.contains(type) ||
-                languageSpecificPrimitives.contains(type)) {
-            return type;
-        } else {
-            String typeName = sanitizeName(type);
-            return modelNamePrefix + Character.toUpperCase(typeName.charAt(0)) + typeName.substring(1);
-        }
-    }
-
     @Override
     public String toVarName(String name) {
         // sanitize name
@@ -424,22 +391,6 @@ public class CppQt5ClientCodegen extends AbstractCppCodegen implements CodegenCo
         return toVarName(name);
     }
 
-    @Override
-    public String toApiName(String type) {
-        return modelNamePrefix + Character.toUpperCase(type.charAt(0)) + type.substring(1) + "Api";
-    }
-
-    @Override
-    public String escapeQuotationMark(String input) {
-        // remove " to avoid code injection
-        return input.replace("\"", "");
-    }
-
-    @Override
-    public String escapeUnsafeCharacters(String input) {
-        return input.replace("*/", "*_/").replace("/*", "/_*");
-    }
-
     public void setOptionalProjectFileFlag(boolean flag) {
         this.optionalProjectFileFlag = flag;
     }
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestSdkClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestSdkClientCodegen.java
index 0d2a6c047f9e..e631fed98927 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestSdkClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestSdkClientCodegen.java
@@ -157,7 +157,7 @@ public class CppRestSdkClientCodegen extends AbstractCppCodegen {
         typeMapping.put("binary", "std::string");
         typeMapping.put("number", "double");
         typeMapping.put("UUID", "utility::string_t");
-        typeMapping.put("ByteArray", "utility::string_t");        
+        typeMapping.put("ByteArray", "utility::string_t");
 
         super.importMapping = new HashMap<String, String>();
         importMapping.put("std::vector", "#include <vector>");
@@ -200,6 +200,7 @@ public class CppRestSdkClientCodegen extends AbstractCppCodegen {
      * Location to write model files. You can use the modelPackage() as defined
      * when the class is instantiated
      */
+    @Override
     public String modelFileFolder() {
         return outputFolder + "/model";
     }
@@ -218,7 +219,7 @@ public class CppRestSdkClientCodegen extends AbstractCppCodegen {
         if (importMapping.containsKey(name)) {
             return importMapping.get(name);
         } else {
-            return "#include \"" + name + ".h\"";
+            return "#include \"" + sanitizeName(name) + ".h\"";
         }
     }
 
@@ -281,12 +282,12 @@ public class CppRestSdkClientCodegen extends AbstractCppCodegen {
 
     @Override
     public String toModelFilename(String name) {
-        return initialCaps(name);
+        return sanitizeName(initialCaps(name));
     }
 
     @Override
     public String toApiFilename(String name) {
-        return initialCaps(name) + "Api";
+        return sanitizeName(initialCaps(name) + "Api");
     }
 
     /**
@@ -388,33 +389,6 @@ public class CppRestSdkClientCodegen extends AbstractCppCodegen {
         return toModelName(type);
     }
 
-    @Override
-    public String toModelName(String type) {
-        if (typeMapping.keySet().contains(type) || typeMapping.values().contains(type)
-                || importMapping.values().contains(type) || defaultIncludes.contains(type)
-                || languageSpecificPrimitives.contains(type)) {
-            return type;
-        } else {
-            return Character.toUpperCase(type.charAt(0)) + type.substring(1);
-        }
-    }
-
-    @Override
-    public String toApiName(String type) {
-        return Character.toUpperCase(type.charAt(0)) + type.substring(1) + "Api";
-    }
-
-    @Override
-    public String escapeQuotationMark(String input) {
-        // remove " to avoid code injection
-        return input.replace("\"", "");
-    }
-
-    @Override
-    public String escapeUnsafeCharacters(String input) {
-        return input.replace("*/", "*_/").replace("/*", "/_*");
-    }
-
     @Override
     public Map<String, Object> postProcessAllModels(final Map<String, Object> models) {
 
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestbedServerCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestbedServerCodegen.java
index 317095f5113f..bb3ad8241159 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestbedServerCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppRestbedServerCodegen.java
@@ -148,18 +148,6 @@ public class CppRestbedServerCodegen extends AbstractCppCodegen {
         additionalProperties.put("defaultInclude", defaultInclude);
     }
 
-    /**
-     * Escapes a reserved word as defined in the `reservedWords` array. Handle
-     * escaping those terms here. This logic is only called if a variable
-     * matches the reserved words
-     *
-     * @return the escaped term
-     */
-    @Override
-    public String escapeReservedWord(String name) {
-        return "_" + name; // add an underscore to the name
-    }
-
     /**
      * Location to write model files. You can use the modelPackage() as defined
      * when the class is instantiated
@@ -361,33 +349,4 @@ public class CppRestbedServerCodegen extends AbstractCppCodegen {
             type = openAPIType;
         return toModelName(type);
     }
-
-    @Override
-    public String toModelName(String type) {
-        if (typeMapping.keySet().contains(type) || typeMapping.values().contains(type)
-                || importMapping.values().contains(type) || defaultIncludes.contains(type)
-                || languageSpecificPrimitives.contains(type)) {
-            return type;
-        } else {
-            return Character.toUpperCase(type.charAt(0)) + type.substring(1);
-        }
-    }
-
-    @Override
-    public String toApiName(String type) {
-        return Character.toUpperCase(type.charAt(0)) + type.substring(1) + "Api";
-    }
-
-    @Override
-    public String escapeQuotationMark(String input) {
-        // remove " to avoid code injection
-        return input.replace("\"", "");
-    }
-
-    @Override
-    public String escapeUnsafeCharacters(String input) {
-        return input.replace("*/", "*_/").replace("/*", "/_*");
-    }
-
-
 }