[英]json object convert to string java
我有这样的json文件,我想使用org.simple.json从json转换为字符串
{
"header":
{
"IssuerID": "000141",
"AuthenticationID": "e07020c0d040a050a0808099",
"AuthenticationDateTime": "20151103093035",
"AuthenticationDateTimeGMT": "20151103093035",
"Signature": "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"
},
"body":
{
"TransactionDateTime": "0151103093035",
"TransactionID": " SP020110216",
"IASauthenticationRequestReferenceID": "h0IrqhqBoUpUCiSv17NB0vHvABIUxHGCurJZFzUWdZJz9TxYio",
"VerificationID": "h0IrqhqBoUpUCiSv17NB0vHvABIUxHGCurJZFzUWdZJz9TxYio ",
"Acquirer_id": "000014",
"MerchantName": " Twin Hotel ",
"CurrencyCodeISO": "360",
"Amount": "970000.00",
"CardNumber": " BmaHLuFRg4SaPnaGB07t5fNrHXr/lyOa ",
"AuthenticationResponseCode": "00",
"AuthenticationResponseDetails": "Success",
"ValidityDateTimeExpireGMT": "20151103094035",
"Expiry_Period": "10"
}
}
当我使用此脚本进行转换时
// json parser array untuk extract json ke string
JSONParser parser = new JSONParser();
Object obj = parser.parse(input);
JSONObject jsonObject = (JSONObject) obj;
JSONArray msg = (JSONArray) jsonObject.get("header");
//JSONArray array = new JSONArray();
//array.add("header");
Iterator<JSONObject> iterator = msg.iterator();
System.out.println("Header ");
while (iterator.hasNext()) {
JSONObject factObj = (JSONObject) iterator.next();
IssuerID = (String) factObj.get("IssuerID");
System.out.println("Issuer ID : " + IssuerID);
AuthenticationID = (String) factObj.get("AuthenticationID");
System.out.println("AuthenticationID : " +AuthenticationID);
AuthenticationDateTime = (String) factObj.get("AuthenticationDateTime");
System.out.println("Authentication Date Time : " + AuthenticationDateTime);
AuthenticationDateTimeGMT = (String) factObj.get("AuthenticationDateTimeGMT");
System.out.println("AuthenticationDateTimeGMT : " + AuthenticationDateTimeGMT);
Signature = (String) factObj.get("Signature");
System.out.println("Signature : " + Signature);
}
//loop array
JSONArray msg1 = (JSONArray) jsonObject.get("body");
System.out.println("Body");
Iterator<JSONObject> iterator1 = msg1.iterator();
while (iterator1.hasNext()) {
JSONObject factObj = (JSONObject) iterator1.next();
TransactionDateTime = (String) factObj.get("TransactionDateTime");
System.out.println("Transaction DateTime: " + TransactionDateTime );
TransactionID = (String) factObj.get("TransactionID");
System.out.println("Transaction ID : " + TransactionID);
IASauthenticationRequestReferenceID = (String) factObj.get("IASauthenticationRequestReferenceID");
System.out.println("IASauthenticationRequestReferenceID : " + IASauthenticationRequestReferenceID);
VerificationID = (String) factObj.get("VerificationID");
System.out.println("VerificationID : " + VerificationID);
Acquirer_id= (String) factObj.get("Acquirer_id");
System.out.println("Acquirer id : " + Acquirer_id);
MerchantName = (String) factObj.get("MerchantName");
System.out.println("Merchant Name: " + MerchantName);
CurrencyCodeISO = (String) factObj.get("CurrencyCodeISO");
System.out.println("CurrencyCodeISO : " + CurrencyCodeISO);
Amount = (String) factObj.get("Amount");
System.out.println("Amount : " + Amount);
CardNumber= (String) factObj.get("CardNumber");
System.out.println("Card Number : " + CardNumber);
AuthenticationResponseCode = (String) factObj.get("AuthenticationResponseCode");
System.out.println("Authentication Response Code: " + AuthenticationResponseCode);
AuthenticationResponseDetails = (String) factObj.get("AuthenticationResponseDetails");
System.out.println("Authentication Response Detail : " + AuthenticationResponseDetails);
ValidityDateTimeExpireGMT = (String) factObj.get("ValidityDateTimeExpireGMT");
System.out.println("Validity DateTime Expire GMT : " + ValidityDateTimeExpireGMT);
Expiry_Period = (String) factObj.get("Expiry_Period");
System.out.println("Expiry Period : " + Expiry_Period);
}
我有这样的错误
java.lang.ClassCastException:无法将java.lang.Thread上的org.json.simple.JSONObject强制转换为Artajasa.Gateway.SubSystem.Process.RequestThread.run(RequestThread.java:636)上的org.json.simple.JSONArray。运行(Thread.java:745)
当我在标题和正文前面添加[]时,我得到了正确的结果,我的问题是不是json数组插入了json对象,任何人都可以给我解决方案
根据您的JSON
结构和堆栈跟踪, header
和body
显然都是JSONObject
而不是JSONArray
,这就是为什么当您尝试将它们JSONArray
为JSONArray
,尝试将其JSONObject
为JSONObject
而不是下一个时出现此错误的原因:
JSONObject msg = (JSONObject) jsonObject.get("header");
...
JSONObject msg1 = (JSONObject) jsonObject.get("body");
要构建JSONArray
,请使用方括号 ,有关更多详细信息, JSONArray
简单的JSON
简介 。
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