首页 > 编程知识 正文

map转json不改变顺序,map怎么转换成json串

时间:2023-05-05 16:36:33 阅读:36110 作者:837

json是cqdlc/p漂亮的篮球thumb=shopgoodsinfo.get('thumb ); urlbourlbo=jsoninfoutil.jsontoobj (jsoninfoutil.to JSON (shopgoodsinfo.get )、UrlBo.class ); json是List美丽的篮球thumb=shopgoodsinfo.get('thumb ); listurlboappushbindlist=jsoninfoutil.jsontoobj (jsoninfoutil.to JSON ) shopgoodsobject.getstring (weight name ) ) ) joo

字符串thumb=' '; MapString,object map=jsoninfoutil.jsontoobj (jsoninfoutil.to JSON (thumb ),new TypeReferenceMapString,object ) ) import com.Alibaba.fast JSON.type reference; import com.Alibaba.fast JSON.parser.feature; import com.Alibaba.fast JSON.serializer.jsonlibdataformatserializer; import com.Alibaba.fast JSON.serializer.serialize config; import com.Alibaba.fast JSON.serializer.serializer feature; importorg.Apache.com mons.lang.string utils; import java.util.Date; import java.util.HashMap; /** * * json转换对象* */publicclassjsoninfoutil { privatefinalstaticstring天真自行车=' '; 私有金融工具sonp _ prefix=' callback ('; 私有金融工具jsonp _ suffix=' ) '; 私有jsoninfoutil (); privatefinalstaticserializeconfigconfig=newserializeconfig (; {config.put(date.class,new JSONLibDataFormatSerializer (); config.put(Java.SQL.date.class,new JSONLibDataFormatSerializer () ); } privatefinalstaticserializerfeature [ ] features={ xn DDT,serializer feature.writenullistasempty,serializer feature.ww serializer feature.serializer feature.writenullbooleanasfalse,serializer feature.writenullstringasempty; publicfinalstaticserializerfeature [ ] containdisablecircularreferencedetect={ xn DDT, 序列化程序feature.writenullistasemment serializer feature.writenullnumberaszero,serializer feature.writenulllbooleanasfalsfalszero serializer feature.writenullstringature privatefinalstaticfeature [ ] parse features={ feature.ignorenotmatch,feature.ssture feature.supportarratch publicstaticstringtojson (objectobject ) ReturnJSON.tojsonstring ) object,config,features ); } publicstaticstringtojsondisablecircularreferencedetect (objectobject ) ReturnJSON.tojsonstring ) object,config,cont tent tetring //return jsonp _ prefix JSON.tojsonstring (object,config,features ) JSONP_SUFFIX; } publicstatictjsontoobj (stringjsonvalue,ClassT c ) returnstringutils.isblank ) JSONvalue? null : JSON.parse object (JSON value,c,parseFeatures ); } publicstatictjsontoobj (stringjsonvalue,TypeReferenceT typeReference ) ReturnJSON.parseobject ) JSONvalue, 类型参考} @ deprecatedpublicstatictjsonptoobj (stringjsonpvalue,ClassT c ) { String rex='[ () ] ); if (string utils.is blank (jsonp value ) ) {返回空值; } string [ ] JSON=jsonp value.split (rex ); if(JSON.length1) thrownewillegalargumentexception (' theparamsof ' jsonp value ' is not invalid,pls check.' ); } return JSON.parse object (JSON [1],c ); } publicstaticvoidmain (string [ ] args ) { HashMapString,Date map=new HashMap ); dateput=map.put('2',null ); strings=jsoninfoutil.to JSON (map; 系统. out.println (s; }

版权声明:该文观点仅代表作者本人。处理文章:请发送邮件至 三1五14八八95#扣扣.com 举报,一经查实,本站将立刻删除。