如何使用Java将动态Json转换为POJO类的特定格式
输入Json文件如下代码所示:如何使用Java将动态Json转换为POJO类的特定格式,java,json,jakarta-ee,jackson,Java,Json,Jakarta Ee,Jackson,输入Json文件如下代码所示: { "Payload": { "any0": { "pricingResponse": { "priceDetails": { "priceDetails": { "seqId": "8015B000000Umo1QAC-", "companyCode": "EPA",
{
"Payload": {
"any0": {
"pricingResponse": {
"priceDetails": {
"priceDetails": {
"seqId": "8015B000000Umo1QAC-",
"companyCode": "EPA",
"priceType": "Fuel Price",
"priceRequestSource": ""
},
"priceLineItems": {
"lineItem": [
{
"lineItemInfo": {
"seqId": "8015B000000Umo1QAC-28052018105047-022596",
"orderId": "00000266",
"lineItemId": "44",
"itemId": "70051",
"quantity": "100.00",
"unitPrice": "2.03200",
"unitPriceLCY": "2.03200"
}
}
]
}
}
}
}
}
}
预期输出(java类)
这是我得到的输出
是否有可能将动态嵌套的Json类文件转换为Java类?任何帮助都将不胜感激 对包含可变键和不变值(类型为ValueClass
)的每个结构使用Map
如果您还希望使用变量值结构反序列化映射,则需要编写一个自定义反序列化器,以推断JSON应反序列化到哪个Java类 有一些基于Java的类似Jackson的库可以封送和解封JSON。
public class Payload
{
public Any0 any0;
}
/* Stub Class for Any0 */
public class Any0
{
public PricingResponse pricingResponse;
}
/* Stub Class for PricingResponse */
public class PricingResponse
{
public PriceDetails priceDetails;
}
/* Stub Class for PriceDetails */
public class PriceDetails
{
public String seqId;
public String priceRequestSource;
public String companyCode;
public String priceType;
public String deliveryType;
public String currencyCode;
public String priceDate;
public String applyOrderQuantity;
public String totalOrderQuantity;
public String customerId;
public String shipToId;
public String supplyLocationId;
public String transporterId;
public String onRun;
public String orderId;
public PriceDetails priceDetails;
public PriceLineItems priceLineItems;
public Error Error;
}
/* Stub Class for PriceLineItems */
public class PriceLineItems
{
public String orderId;
public List<LineItem> lineItem;
}
/* Stub Class for LineItem */
public class LineItem
{
public LineItemInfo lineItemInfo;
public AccountingDetails accountingDetails;
public Error Error;
}
public void convert2JSON(URL inputJson, File outputPojoDirectory, String packageName, String className) throws IOException
{
JCodeModel codeModel = new JCodeModel();
URL source = inputJson;
GenerationConfig config = new DefaultGenerationConfig()
{
@Override
public boolean isGenerateBuilders()
{ // set config option by overriding method
return true;
}
public SourceType getSourceType()
{
return SourceType.JSON;
}
};
SchemaMapper mapper = new SchemaMapper(new RuleFactory(config, new Jackson2Annotator(config), new SchemaStore()), new SchemaGenerator());
mapper.generate(codeModel, className, packageName, source);
codeModel.build(outputPojoDirectory);
}