把json文本转成xml举例

傷城~ 2022-07-14 08:48 255阅读 0赞

**目的**

把json文本转成xml文本表示

![Image 1][]

KJSonToXml.h

\#define BANK\_ID L"id"  
\#define BANK\_TEXT L"text"  
\#define BANK\_CHILDREN L"children"  
  
  
struct BankInfo  
\{  
int nId;  
CString strName;  
std::vector<BankInfo\*> vecBankInfo;  
\};  
  
  
enum \{  
TypeError = 0,  
TypeNull = 1,  
TypeObject,  
TypeBool,  
TypeString,  
TypeLong,  
TypeFloat,  
TypeArray,  
\};  
  
  
class KJSonToXml  
\{  
public:  
KJSonToXml(void);  
~KJSonToXml(void);  
  
  
void OutPutXmlFromJson(const CString& strJsonFilePath);  
  
  
private:  
void \_ParseJson(BankInfo\* pBankinfo, BkJson::Handle& jsonHander);  
void \_WriteXmlInfo(BankInfo\* pBankinfo, KTinyXml& tinyXml);  
  
  
private:  
BankInfo m\_root;  
\};

KJSonToXml.cpp

\#include "StdAfx.h"  
\#include "KJSonToXml.h"  
  
  
KJSonToXml::KJSonToXml(void)  
\{  
\}  
  
  
KJSonToXml::~KJSonToXml(void)  
\{  
\}  
  
  
void KJSonToXml::OutPutXmlFromJson(const CString& strJsonFilePath)  
\{  
BkJson::Document jsonDoc;  
if (!jsonDoc.LoadFile(strJsonFilePath, CP\_UTF8))  
return;  
  
  
m\_root.nId = jsonDoc\[BANK\_ID\];  
m\_root.strName = jsonDoc\[BANK\_TEXT\];  
  
  
\_ParseJson(&m\_root, jsonDoc);  
  
  
KTinyXml tinyXml;  
tinyXml.Open("root", TRUE);  
\_WriteXmlInfo(&m\_root, tinyXml);  
tinyXml.SaveFile(L"C:\\\\test.xml");  
\}  
  
  
void KJSonToXml::\_ParseJson(BankInfo\* pBankinfo, BkJson::Handle& jsonHander)  
\{  
if (NULL == pBankinfo)  
return;  
  
  
if (!jsonHander.HasKey(BANK\_CHILDREN))  
return;  
  
  
BkJson::Handle& jsonTemp = jsonHander\[BANK\_CHILDREN\];  
if (TypeArray == jsonTemp.GetType())  
\{  
int nCnt = jsonTemp.Count();  
for (int i = 0; i < nCnt; i++)  
\{  
BankInfo\* pInfo = new BankInfo();  
pInfo->nId = jsonTemp\[i\]\[BANK\_ID\];  
pInfo->strName = jsonTemp\[i\]\[BANK\_TEXT\];  
pBankinfo->vecBankInfo.push\_back(pInfo);  
\_ParseJson(pInfo, jsonTemp\[i\]);  
\}  
\}  
else  
\{  
BankInfo\* pInfo = new BankInfo();  
pInfo->nId = jsonTemp\[BANK\_ID\];  
pInfo->strName = jsonTemp\[BANK\_TEXT\];  
pBankinfo->vecBankInfo.push\_back(pInfo);  
\}  
\}  
  
  
void KJSonToXml::\_WriteXmlInfo(BankInfo\* pBankinfo, KTinyXml& tinyXml)  
\{  
if (NULL == pBankinfo)  
return;  
  
  
tinyXml.AddChild("bank", TRUE);  
tinyXml.Write("id", pBankinfo->nId);  
tinyXml.Write("name", pBankinfo->strName);  
  
  
if (0 == pBankinfo->vecBankInfo.size())  
return;  
  
  
int nSize = (int)pBankinfo->vecBankInfo.size();  
for (int i = 0; i < (int)nSize; i++)  
\{  
BankInfo \*pTempInfo = pBankinfo->vecBankInfo\[i\];  
\_WriteXmlInfo(pTempInfo, tinyXml);  
tinyXml.ParentElement();  
\}  
\}

[Image 1]: