原始报文：
请求报文：
[
{
"appNo" : "",
"applicantCredentialCode" : "",
"applicantCredentialNo" : "",
"applicantName" : "",
"benfList" : [
{
"appNo" : "",
"beneficiaryCredentialCode" : "",
"beneficiaryCredentialNo" : "",
"beneficiaryName" : "",
"seqNo" : ""
}
],
"createUser" : "",
"insList" : [
{
"appNo" : "",
"insurantAmount" : "",
"insurantCredentialCode" : "",
"insurantCredentialNo" : "",
"insurantName" : "",
"seqNo" : ""
}
],
"insureAddress" : "",
"insureWay" : "",
"messge" : "",
"policyEndDate" : "",
"policyStartDate" : "",
"policyState" : "",
"policyStateDesc" : "",
"policyTotalAmount" : "",
"policyType" : "",
"riskList" : [
{
"appNo" : "",
"insuranceTypeCode" : "",
"insuranceTypeName" : "",
"seqNo" : ""
}
],
"saveState" : "",
"seqNo" : "",
"uploadType" : ""
},

{
"appNo" : "",
"applicantCredentialCode" : "",
"applicantCredentialNo" : "",
"applicantName" : "",
"benfList" : [
{
"appNo" : "",
"beneficiaryCredentialCode" : "",
"beneficiaryCredentialNo" : "",
"beneficiaryName" : "",
"seqNo" : ""
}
],
"createUser" : "",
"insList" : [
{
"appNo" : "",
"insurantAmount" : "",
"insurantCredentialCode" : "",
"insurantCredentialNo" : "",
"insurantName" : "",
"seqNo" : ""
}
],
"insureAddress" : "",
"insureWay" : "",
"messge" : "",
"policyEndDate" : "",
"policyStartDate" : "",
"policyState" : "",
"policyStateDesc" : "",
"policyTotalAmount" : "",
"policyType" : "",
"riskList" : [
{
"appNo" : "",
"insuranceTypeCode" : "",
"insuranceTypeName" : "",
"seqNo" : ""
}
],
"uploadType" : ""
}
]

响应报文：
{
"respCode" : "0000",
"respMsg" : "",
"respData" : [{
"message" : "",
"saveState" : "1",
"seqNo" : ""
},
{
"message" : "",
"saveState" : "1",
"seqNo" : ""
}]
}

这是报文转换的类：

package com.sinosoft.lis.bjbs.tasks.zhaoyongqiang;

import java.util.LinkedHashMap;

import javax.servlet.http.HttpUtils;

import com.alibaba.fastjson.JSONObject;
import com.sinosoft.serviceclient.bj.SCObjectCheatClient;
import com.sinosoft.serviceclient.bj.SCObjectCheatJsonClient;
import com.sinosoft.tech.log.LoggerFactory;
import com.sinosoft.tech.log.LoggerFactory;
import com.sinosoft.tech.log.Logger;
import com.sinosoft.tools.HttpUtil;
import com.sinosoft.tools.xmltools.framework.XmlConvertor;
import com.sinosoft.utility.CError;
import com.sinosoft.utility.CErrors;
import com.sinosoft.utility.ExeSQL;
import com.sinosoft.utility.SSRS;
import com.sinosoft.webservice.DTO.SCOC.SC_Global;
import com.sinosoft.webservice.DTO.SCOC.SC_Request;
import com.sinosoft.webservice.DTO.SCOC.SC_Requests;

public class SCJson {
static final Logger logger = LoggerFactory.getLogger(SCJson.class);
private CErrors mErrors = new CErrors();

 // 组装json 这是前台传过来的需要报送的结果集  
 private boolean submitData(SSRS tSSRS) {  
     if (tSSRS == null) {  
         buildError("submitData", "提取数据失败！");  
         return false;  
     }  
     if (tSSRS.getMaxRow() < 1) {  
         buildError("submitData", "没有需要报送的数据！");  
         return false;  
     }  
     int tRow = tSSRS.getMaxRow(); // 获取行数

     // 创建一个  
     JSONObject\[\] tRoots = new JSONObject\[tRow\];  
     try {  
         for (int i = 1; i <= tRow; i++) {  
             // 为了保证json对象的顺序，需要使用linkedhashmap对象对json中的数据进行控制  
             JSONObject tRoot = new JSONObject(new LinkedHashMap<String, Object>());  
             tRoot.put("appNo", "");// 现在先将值赋值为空  
             tRoot.put("applicantCredentialCode", "");  
             tRoot.put("applicantCredentialNo", "");  
             tRoot.put("applicantName", "");

             // 根据报文的样式 需要再次创建一个json数组  
             JSONObject\[\] benfList = assemblebenfList("");  
             tRoot.put("benfList", benfList);// 注意：这里记得一定要放进去  
             tRoot.put("createUser", "");  
             // 根据报文的样式 需要再次创建一个json数组  
             JSONObject\[\] insList = assembleinsList("");  
             tRoot.put("insList", insList);  
             tRoot.put("insureAddress", "");  
             tRoot.put("insureWay", "");  
             tRoot.put("messge", "");  
             tRoot.put("policyEndDate", "");  
             tRoot.put("policyStartDate", "");  
             tRoot.put("policyState", "");  
             tRoot.put("policyStateDesc", "");  
             tRoot.put("policyTotalAmount", "");  
             tRoot.put("policyType", "");

             JSONObject\[\] riskList = assembleriskList("");  
             tRoot.put("riskList", riskList);  
             tRoot.put("saveState", "");  
             tRoot.put("seqNo", "");  
             tRoot.put("uploadType", "");  
             tRoots\[i - 1\] = tRoot;// 将这个实体赋值到数组中

         }  
         JSONObject tJSONObject = new JSONObject();  
         tJSONObject.put("Test", tRoots);  
         String jsonReq = tJSONObject.toString();// 将json对象转换成字符串  
         logger.info("请求json>>>>>>>>>>>" + jsonReq);  
         // TODO 调用http请求进行数据推送  
         // String returnJSON =  
         // HttpUtil.post("josn字符串","要请求的url");//这是请求返回的json字符串  
         String returnJson = "{\\"respCode\\":\\"0000\\",\\"respMsg\\":\\"报送成功\\",\\"respData\\":\[{\\"message\\":\\"\\",\\"saveState\\":\\"1\\",\\"seqNo\\":\\"\\"},{\\"message\\":\\"\\",\\"saveState\\":\\"1\\",\\"seqNo\\":\\"\\"}\]}";  
         // 将字符串转换成json  
         JSONObject parseObject = JSONObject.parseObject(returnJson);  
         // 获取json某个节点的属性值

         String respCode = parseObject.getString("respCode");  
         // 根据具体的需求对节点的值进行相应的判断  
         if ("0000".equals(respCode)) {  
             logger.info("该批次推送成功！【" + parseObject.getString("respMsg") + "】");  
         } else {  
             logger.info("该批次推送失败!");  
         }  
     } catch (Exception e) {  
         logger.info("该批次数据推送出现异常", e);  
         e.printStackTrace();

     }

     return true;  
 }

 private JSONObject\[\] assembleriskList(String string) {  
     // TODO 通过传入条件查询险种的信息  
     String tSql = "select '1','1','1','1','1','1' from dual ";// 是会使用到这个参数的  
     SSRS tSSRS = new ExeSQL().execSQL(tSql);  
     JSONObject\[\] tJSONObjects = new JSONObject\[tSSRS.getMaxRow()\];// 创建json对象  
     int size = tSSRS.getMaxRow();  
     for (int i = 1; i <= size; i++) {  
         // 创建json对象  
         JSONObject tRoot = new JSONObject();  
         tRoot.put("appNo", "");  
         tRoot.put("insuranceTypeCode", "");  
         tRoot.put("seqNo", "");  
         tJSONObjects\[i - 1\] = tRoot;  
     }  
     return tJSONObjects;  
 }

 private JSONObject\[\] assembleinsList(String string) {  
     // TODO 通过传入条件查询被保人的信息  
     String tSql = "select '1','1','1','1','1','1' from dual ";// 是会使用到这个参数的  
     SSRS tSSRS = new ExeSQL().execSQL(tSql);  
     JSONObject\[\] tJSONObjects = new JSONObject\[tSSRS.getMaxRow()\];// 创建json对象  
     int size = tSSRS.getMaxRow();  
     for (int i = 1; i <= size; i++) {  
         // 创建json对象  
         JSONObject tRoot = new JSONObject();  
         tRoot.put("appNo", "");  
         tRoot.put("insurantAmount", "");  
         tRoot.put("insurantCredentialCode", "");  
         tRoot.put("insurantCredentialNo", "");  
         tRoot.put("insurantName", "");  
         tRoot.put("seqNo", "");  
         tJSONObjects\[i - 1\] = tRoot;  
     }  
     return tJSONObjects;  
 }

 /\*\*  
  \* 通过传入的变量查询受益人的信息  
  \*  
  \* @param variable  
  \* @return  
  \*/  
 private JSONObject\[\] assemblebenfList(String variable) {  
     // TODO 通过传入条件查询受益人信息  
     String tSql = "select '1','1','1','1','1','1' from dual ";// 是会使用到这个参数的  
     SSRS tSSRS = new ExeSQL().execSQL(tSql);  
     JSONObject\[\] tJSONObjects = new JSONObject\[tSSRS.getMaxRow()\];// 创建json对象  
     int size = tSSRS.getMaxRow();  
     for (int i = 1; i <= size; i++) {  
         // 创建json对象  
         JSONObject tRoot = new JSONObject();  
         tRoot.put("appNo", "");  
         tRoot.put("beneficiaryCredentialCode", "");  
         tRoot.put("beneficiaryCredentialNo", "");  
         tRoot.put("beneficiaryName", "");  
         tRoot.put("seqNo", "");  
         tJSONObjects\[i - 1\] = tRoot;  
     }  
     return tJSONObjects;  
 }

 /\*\*  
  \* 错误构造方法  
  \*  
  \* @param tFunctionName  
  \* @param tErrorMessage  
  \*/  
 private void buildError(String tFunctionName, String tErrorMessage) {

     CError tCError = new CError();  
     tCError.moduleName = this.getClass().getSimpleName();  
     tCError.functionName = tFunctionName;  
     tCError.errorMessage = tErrorMessage;  
     mErrors.addOneError(tCError);  
     logger.error(tErrorMessage);  
     System.out.println(tErrorMessage);  
 }

 public static void main(String\[\] args) {  
     StringBuffer tStringBuffer = new StringBuffer();  
     tStringBuffer.append("select 'Upload\_AAA','ContNo&InsuredNo' from dual ");  
     tStringBuffer.append("union ");  
     tStringBuffer.append("select 'Upload\_BBB','AppntNo&BnfNo' from dual ");

     new SCJson().submitData(new ExeSQL().execSQL(tStringBuffer.toString()));  
 }  

}

其实json格式的请求或者响应报文是不需要创建对应的实体类的。直接使用jsonObject类中的方法进行转换就行。

json报文转Java实体类，xml报文转实体类。网址：http://www.ofmonkey.com/tools/entit