|  | // Copyright 2017 The PDFium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 
|  |  | 
|  | #include "fxjs/xfa/cjx_desc.h" | 
|  |  | 
|  | #include <vector> | 
|  |  | 
|  | #include "fxjs/cfx_v8.h" | 
|  | #include "fxjs/js_resources.h" | 
|  | #include "fxjs/xfa/cfxjse_value.h" | 
|  | #include "v8/include/v8-primitive.h" | 
|  | #include "xfa/fxfa/parser/cxfa_desc.h" | 
|  |  | 
|  | const CJX_MethodSpec CJX_Desc::MethodSpecs[] = {{"metadata", metadata_static}}; | 
|  |  | 
|  | CJX_Desc::CJX_Desc(CXFA_Desc* desc) : CJX_Node(desc) { | 
|  | DefineMethods(MethodSpecs); | 
|  | } | 
|  |  | 
|  | CJX_Desc::~CJX_Desc() = default; | 
|  |  | 
|  | bool CJX_Desc::DynamicTypeIs(TypeTag eType) const { | 
|  | return eType == static_type__ || ParentType__::DynamicTypeIs(eType); | 
|  | } | 
|  |  | 
|  | CJS_Result CJX_Desc::metadata(CFXJSE_Engine* runtime, | 
|  | const std::vector<v8::Local<v8::Value>>& params) { | 
|  | if (params.size() != 0 && params.size() != 1) | 
|  | return CJS_Result::Failure(JSMessage::kParamError); | 
|  |  | 
|  | return CJS_Result::Success(runtime->NewString("")); | 
|  | } |