public class HwInstance {private String fault;private String id;@JsonProperty("OS-EXT-STS:task_state")private String state;@JsonProperty("cpu_options")private Object options;} 转List 方法一：@Autowiredprivate ObjectMapper objectMapper;String json = "";JSONObject jsonObject = JSON.parseObject(json)...
然后,我们可以编写代码来将JSON字符串转换为List: importcom.fasterxml.jackson.databind.ObjectMapper;importjava.io.IOException;importjava.util.List;publicclassJsonToListConverter{publicstaticList<String>jsonStringToList(StringjsonString)throwsIOException{ObjectMapperobjectMapper=newObjectMapper();returnobjectMapper.readV...
1.把String转换为List(str转换为list) List<T> list = new ArrayList<T>(); JSONArray jsonArray = JSONArray.fromObject(str);//把String转换为json list = JSONArray.toList(jsonArray,t);//这里的t是Class<T> 在这里,因为得到json字符串的时候用的是 JSONArray.fromObject(collenction),所有,在讲json...
2.2json字符串转成JsonArrayToList[],代码实现比较简单 packagecom.cppba.jackson;importcom.fasterxml.jackson.annotation.JsonProperty;importcom.fasterxml.jackson.databind.ObjectMapper;importjava.io.IOException;importjava.util.List;publicclassStringToObject{publicstaticObjectMapperobjectMapper=newObjectMapper();publicst...
//第一种方式List<Map<String,String>> listObjectFir=(List<Map<String,String>>)JSONArray.parse(strArr);System.out.println("利用JSONArray中的parse方法来解析json数组字符串");for(Map<String,String> mapList : listObjectFir){for(Map.Entryentry : mapList.entrySet()){System.out.println( entry....
JSON与List之间的转换 jsonString转换为list: JSONArray jsonArray=JSONArray.fromObject(result); List<RentCar> books=(List)JSONArray.toList(jsonArray, Class); list转换为jsonString Gson gson=new Gson(); bookString = gson.toJson(list);
2、下面来转一下,这里的PsOrg是一个POJO String returnObj = jso.get("returnObj").toString(); JavaType javaType = getCollectionType(ArrayList.class, PsOrg.class); List<PsOrg> psOrgList = (List<PsOrg>) objectMapper.readValue(returnObj, javaType); ...
1.后台接收json数组转成封装实体类的List package no.integrasco.ingentia.news.qaedition; public class Person { private String name; private int age; public String getName() { return name; } public void setName(String name) { this.name = name; ...
JSON类型的String转成ListString //后端调⽤接⼝ List<String> directives = new ArrayList<>();while (matcher.find()) { directives.add(matcher.group(1));LOGGER.info("处理标签：{}", matcher.group(1));} JSONObject jsonObject = new JSONObject();Map map2=new HashMap();//将List<String>...
publicfinal ObjectMapper mapper=newObjectMapper();publicstaticvoidmain(String[]args)throws Exception{String jsonString=getJsonString();//getConfig省略//List<Config> configList = (List<Config>)jsonString//上面这样转换是错的,但是编译没有报错,运行时才报错JavaType javaType=getCollectionType(ArrayList.clas...