updated codegen model object

Author: HugoMario

modules/swagger-codegen/src/main/java/io/swagger/codegen/v3/CodegenModel.java

@@ -83,6 +83,16 @@ public Boolean getHasChildren() {
         return getBooleanValue(CodegenConstants.HAS_CHILDREN_EXT_NAME);
     }
 
+    @Override
+    public Boolean getIsInteger() {
+        return "Integer".equalsIgnoreCase(this.dataType);
+    }
+
+    @Override
+    public Boolean getIsNumber() {
+        return "BigDecimal".equalsIgnoreCase(this.dataType);
+    }
+
     @Override
     public String toString() {
         return String.format("%s(%s)", name, classname);