Add a codegenParameter setting that indicates that a query should be Json-serialized

Author: Mattias-Sehlstedt

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

@@ -46,6 +46,10 @@ public class CodegenParameter implements IJsonSchemaValidationProperties {
     public boolean isString, isNumeric, isInteger, isLong, isNumber, isFloat, isDouble, isDecimal, isByteArray, isBinary,
             isBoolean, isDate, isDateTime, isUuid, isUri, isEmail, isPassword, isFreeFormObject, isAnyType, isShort, isUnboundedInteger;
     public boolean isArray, isMap;
+    /**
+     * If a query parameter should be serialized as application/json
+     */
+    public boolean queryIsJsonMimeType;
     /**
      * datatype is the generic inner parameter of a std::optional for C++, or Optional (Java)
      */

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

@@ -5359,6 +5359,7 @@ public CodegenParameter fromParameter(Parameter parameter, Set<String> imports)
         if (parameter instanceof QueryParameter || "query".equalsIgnoreCase(parameter.getIn())) {
             codegenParameter.isQueryParam = true;
             codegenParameter.isAllowEmptyValue = parameter.getAllowEmptyValue() != null && parameter.getAllowEmptyValue();
+            codegenParameter.queryIsJsonMimeType = isJsonMimeType(codegenParameter.contentType);
         } else if (parameter instanceof PathParameter || "path".equalsIgnoreCase(parameter.getIn())) {
             codegenParameter.required = true;
             codegenParameter.isPathParam = true;