//object mapmap=JSON object.parse object (JSON object.tojsonstring (findarchivedto ),Map.class ); 映射,object map=JSON object.parse object (JSON.tojsonstring (findarchivedto ) ); //Map表示objectfindarchivedtofindarchivedto1=JSON.parse object (JSON.tojsonstring (map ),FindArchiveDto.class ); findarchivedtofindarchivedto2=JSON object.tojavaobject (JSON.tojsonstring (map ),FindArchiveDto.class );