jsonObject转jsonArray 可以给jsonObject加个属性,例如:
JSONArray ja = new JSONArray(); String[] str=StrUtil.getStringFromBlob(orderList.get(k).getORDER_PRODUCT_INFO()).split("@\\|@"); for(int i =0;i
JSONObject jsonObject = JSONObject.parseObject(requestData);//解析请求的参数 if(jsonObject != null){ JSONArray jsonArray = jsonObject.getJSONArray("parameter"); if(jsonArray !=null && jsonArray.size() > 0){ JSONObject json = null; String skuId = ""; String stockNumStr = ""; BigDecimal stockNum = new BigDecimal(0); //商品sku集合,用于存放商品的sku ListproductSkuList = new ArrayList (); //商品sku对象 ProductSkuVO productSkuVO = null; for (int i = 0; i < jsonArray.size(); i++) { json = jsonArray.getJSONObject(i); //商品的sku编号 skuId = json.getString("sku_id"); //商品的购买数量 stockNumStr = json.getString("stock_num"); if(StrUtil.isNotNull(stockNumStr)){ stockNum = new BigDecimal(stockNumStr); } productSkuVO = new ProductSkuVO(); productSkuVO.setSKU_ID(skuId); productSkuVO.setSTOCK_NUM(stockNum); productSkuList.add(productSkuVO); } Map parameter = new HashMap (); parameter.put("parameters", productSkuList); //循环update,回归库存 int count=productSkuService.modifyProductSkuById(parameter); if(count == jsonArray.size()){ jsonResult.put("code", -1); //批量执行成功 }else{ jsonResult.put("code", 1); //批量执行失败 } }
//1 字符串装换为对象,使用JSON的parse方法 alert("begin"); var text = '{"a":"1", "b":"2", "c":"3"}'; var jsonObject = JSON.parse(text, null); alert("The jsonObject value is " +jsonObject.a + ";" + jsonObject.b + ";" + jsonObject.c); //2 对象转换为字符串,使用JSON的stringify方法 alert(JSON.stringify(jsonObject)); //3 使用eval代替parse方法 var jsonObject2 = eval('(' + text + ')'); //这里直接写 eval(text) 会报错的 alert("The jsonObject2 value is " +jsonObject2.a + ";" + jsonObject2.b + ";" + jsonObject2.c);
import org.json.simple.JSONArray; import org.json.simple.JSONObject; import org.json.simple.parser.JSONParser; import org.json.simple.parser.ParseException; public class JsonTest { /** * @param args */ @SuppressWarnings("unchecked") public static void main(String[] args) { //1 json对象转换为字符串 JSONObject subObject = new JSONObject(); subObject.put("ooo", "***"); subObject.put("ppp", "&&&"); JSONObject object = new JSONObject(); object.put("aaa", "111"); object.put("bbb", "222"); object.put("ccc", subObject); System.out.println(object.toJSONString()); //2 json数组对象装换为字符串 JSONArray array = new JSONArray(); JSONObject object1 = new JSONObject(); object1.put("aaa", "111"); object1.put("bbb", "222"); JSONObject object2 = new JSONObject(); object2.put("aaa", "111"); object2.put("bbb", "222"); array.add(object1); array.add(object2); System.out.println(array.toJSONString()); //3 字符串转换为json对象 String jsonStr = "{\"aaa\":\"111\",\"ccc\":{\"ooo\":\"***\",\"ppp\":\"&&&\"},\"bbb\":\"222\"}"; JSONParser parser = new JSONParser(); try { JSONObject parseObject = (JSONObject)parser.parse(jsonStr); System.out.println("---->" + parseObject.toJSONString()); } catch (ParseException e) { e.printStackTrace(); } //4 字符串转换为数组 jsonStr = "[{\"aaa\":\"111\",\"bbb\":\"222\"},{\"aaa\":\"111\",\"bbb\":\"222\"}]"; try { JSONArray parseObject = (JSONArray)parser.parse(jsonStr); System.out.println("---->" + parseObject.toJSONString()); } catch (ParseException e) { e.printStackTrace(); } } }二级树状结构的json拼接:
Listlist = sysProductClassService.getSysProductClassByParentClassId(classVO); //查询出根目录 JSONArray jsonParent = new JSONArray(); if(list.size() > 0){ for (SysProductClassVO sysProductParent : list) { List childList = sysProductClassService.getSysProductClassByParentClassId(sysProductParent); //根据父类的ID 查询所对应的子类 JSONArray childArray = new JSONArray(); JSONObject childObj = new JSONObject(); if(childList.size()>0){ for (SysProductClassVO sysProuctChild : childList) { JSONObject jsonChild = new JSONObject(); jsonChild.put("childClassID",sysProuctChild.getCLASS_ID()); jsonChild.put("childClassName",sysProuctChild.getCLASS_NAME()); jsonChild.put("childIntro", sysProuctChild.getINTRO()); jsonChild.put("childClassPath", sysProuctChild.getCLASS_PATH()); jsonChild.put("childOrderNum", sysProuctChild.getORDER_NUM()); jsonChild.put("childSummaryImg", sysProuctChild.getSUMMARY_IMG()); childArray.add(jsonChild); } } childObj.put("childArray", childArray); childObj.put("parentId", sysProductParent.getCLASS_ID()); childObj.put("parentName", sysProductParent.getCLASS_NAME()); childObj.put("parentImg", sysProductParent.getSUMMARY_IMG()); jsonParent.add(childObj); jsonResult.put("result", jsonParent); } jsonResult.put("code",1); //1代表查询成功并且有数据 jsonResult.put("msg", "成功有数据"); }else{ jsonResult.put("code",0); //1代表查询成功没有数据 jsonResult.put("msg", "成功无数据"); } 得到的格式是:
{ "code": 1, "msg": "成功有数据", "result": [ { "childArray": [ { "childClassID": "305085", "childClassName": "APLLE", "childClassPath": "root,202080", "childIntro": "苹果", "childOrderNum": 10, "childSummaryImg": "" }, { "childClassID": "351754", "childClassName": "老人机", "childClassPath": "root,202080", "childIntro": "老人机", "childOrderNum": 54, "childSummaryImg": "/uploadfiles/20150617/1434551442833.png" }, { "childClassID": "426938", "childClassName": "141414141", "childClassPath": "root,202080", "childIntro": "哦普波及", "childOrderNum": 37, "childSummaryImg": "/uploadfiles/20150525" } ], "parentId": "202080", "parentImg": "/uploadfiles/20150727/1437992760135.jpg", "parentName": "手机" }, { "childArray": [ { "childClassID": "131011", "childClassName": "洗护用品", "childClassPath": "root,265769", "childIntro": "洗护用品", "childOrderNum": 52, "childSummaryImg": "/uploadfiles/20150602/1433231310352.jpg" } ], "parentId": "265769", "parentImg": "/uploadfiles/20150602/1433231243016.jpg", "parentName": "清洁用品" }, { "childArray": [], "parentId": "268711", "parentImg": "/uploadfiles/20150721/1437443232128.png", "parentName": "音乐播放器" }, { "childArray": [ { "childClassID": "861894", "childClassName": "奶粉辅食", "childClassPath": "root,276374", "childIntro": "奶粉", "childOrderNum": 5, "childSummaryImg": "" }, { "childClassID": "909738", "childClassName": "尿裤湿巾", "childClassPath": "root,276374", "childIntro": "尿裤湿巾", "childOrderNum": 7, "childSummaryImg": "" } ], "parentId": "276374", "parentImg": "/uploadfiles/20150727", "parentName": "母婴产品" }, { "childArray": [], "parentId": "310828", "parentImg": "/uploadfiles/20150526/1432640562213.png", "parentName": "滋补保健" }, { "childArray": [ { "childClassID": "390937", "childClassName": "洗发护发", "childClassPath": "root,371040", "childIntro": "洗发、护发", "childOrderNum": 44, "childSummaryImg": "/uploadfiles/20150528/1432789048646.jpg" }, { "childClassID": "870655", "childClassName": "个护健康", "childClassPath": "root,371040", "childIntro": "个护健康", "childOrderNum": 49, "childSummaryImg": "/uploadfiles/20150602/1433229445925.jpg" }, { "childClassID": "925963", "childClassName": "面部护理", "childClassPath": "root,371040", "childIntro": "护肤", "childOrderNum": 45, "childSummaryImg": "/uploadfiles/20150528/1432789079079.jpg" }, { "childClassID": "963136", "childClassName": "女性护理", "childClassPath": "root,371040", "childIntro": "关爱女性健康", "childOrderNum": 50, "childSummaryImg": "/uploadfiles/20150602/1433230613153.jpg" } ], "parentId": "371040", "parentImg": "/uploadfiles/20150528/1432788923300.jpg", "parentName": "美妆个护" }, { "childArray": [], "parentId": "500720", "parentImg": "/uploadfiles/20150624/1435080067390.jpg", "parentName": "咖啡" }, { "childArray": [ { "childClassID": "234173", "childClassName": "保健品", "childClassPath": "root,611656", "childIntro": "保健品", "childOrderNum": 30, "childSummaryImg": "" }, { "childClassID": "705587", "childClassName": "食品", "childClassPath": "root,611656", "childIntro": "卖食品", "childOrderNum": 39, "childSummaryImg": "/uploadfiles/20150525/1432543719712.png" } ], "parentId": "611656", "parentImg": "", "parentName": "营养保健" }, { "childArray": [ { "childClassID": "125989", "childClassName": "国产牛奶", "childClassPath": "root,717078", "childIntro": "二级分类", "childOrderNum": 28, "childSummaryImg": "" } ], "parentId": "717078", "parentImg": "", "parentName": "牛奶" }, { "childArray": [], "parentId": "740664", "parentImg": "/uploadfiles/20150618/1434629062035.jpg", "parentName": "饮料" }, { "childArray": [], "parentId": "763126", "parentImg": "/uploadfiles/20150512/1431416620658.jpg", "parentName": "进口饮料" }, { "childArray": [], "parentId": "825473", "parentImg": "/uploadfiles/20150525/1432534088387.jpg", "parentName": "奶粉" }, { "childArray": [ { "childClassID": "731541", "childClassName": "zy女靴2", "childClassPath": "root,867280", "childIntro": "zy女靴2简介", "childOrderNum": 12, "childSummaryImg": "/uploadfiles/20150512/1431409200687.jpg" } ], "parentId": "867280", "parentImg": "/uploadfiles/20150512/1431409144221.jpg", "parentName": "zy女鞋1" }, { "childArray": [ { "childClassID": "464818", "childClassName": "坚果蜜饯", "childClassPath": "root,952781", "childIntro": "美味可口", "childOrderNum": 48, "childSummaryImg": "/uploadfiles/20150528/1432789557650.jpg" } ], "parentId": "952781", "parentImg": "/uploadfiles/20150528/1432789421802.jpg", "parentName": "休闲零食" }, { "childArray": [ { "childClassID": "791509", "childClassName": "台式机", "childClassPath": "root,975656", "childIntro": "台式机", "childOrderNum": 35, "childSummaryImg": "/uploadfiles/20150521/1432199845687.jpg" }, { "childClassID": "910103", "childClassName": "笔记本", "childClassPath": "root,975656", "childIntro": "笔记本", "childOrderNum": 34, "childSummaryImg": "/uploadfiles/20150521/1432199823348.jpg" } ], "parentId": "975656", "parentImg": "/uploadfiles/20150521/1432199775582.jpg", "parentName": "电脑" } ] }