Let a mthod in RestControl return a json string

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Let a mthod in RestControl return a json string

The get method of EmpControl package com.hy.empcloud; import java.util.List; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.MediaType; import org.springframework.web.bind.annotation.GetMapping; import o…

Array(数组)与Json String (Json字符串) 的相互转换

1.Array转换成Json String function jsonToString(arr) { var s = ""; if (arr instanceof Array || arr instanceof Object) { var isObj = 0; //check value type for (key in…

json string 与object 之间的转化

1.将json string转化成object 1: public static T GetObjectFromJson<T>(string jsonString) 2: { 3: DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(T)); 4: MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(jsonString…

Jackson将json string转为Object，org.json读取json数组

从json文件读取json string或者自定义json string,将其转为object.下面采用的object为map,根据map读取json的某个数据,可以读取第一级的数据name,后来发现想转成JsonArray读取"red"时没撤了,只好用了其他方法. 最后用org.json包解决了(readJsonArray函数),有空再看看有没有更好的办法. JSON文件如下: { "name":"name", "id"…

Convert List<Entity> to Json String.

public static string ToJson(this object obj, string datetimeformats) { var timeConverter = new IsoDateTimeConverter { DateTimeFormat = datetimeformats }; return JsonConvert.SerializeObject(obj, timeConverter); } Call: var json=.Json.ToJson(s…

perl malformed JSON string, neither tag, array, object, number, string or atom, at character offset

[root@wx03 ~]# cat a17.pl use JSON qw/encode_json decode_json/ ; use Encode; my $data = [ { 'name' => 'Ken' , 'age' => 19 }, { 'name' => '测试' , 'age' => 25 } ]; ##解json格式 my $array = decode_json ( $data ); print "1111111111\n"; print…

解决 Jackson反序列化 Unexpected token ... , expected VALUE_STRING: need JSON String that contains type id (for subtype of ...)

首先检查是否是 objectMapper.enableDefaultTyping(); 的受害者.优先考虑删除该配置. 使用Jackson把数组的json字符串反序列化为List时候报了个JsonMappingException. java.lang.UnsupportedOperationException: com.fasterxml.jackson.databind.JsonMappingException: Unexpected token (START_OBJECT), expecte…