import com.alibaba.fastjson.JSONArray; import com.alibaba.fastjson.JSONObject; /** * portlet类别枚举类 */ public enum PortletType { SYSTEM_LIST_DATA(1, "子系统列表数据"), SYSTEM_CHART_DATA(2, "子系统图表数据"), PROJECT_PROFILE(3, "项目简介"), ENVIRON_OVERVIEW(4, "建筑环境概览"), WEATHER(5, "天气预报"); private int code; private String name; PortletType(int code, String name) { this.code = code; this.name = name; } /** * 根据code获取name * @param code * @return */ public static String getDes(int code) { for (PortletType e : PortletType.values()) { if (e.getCode() == code) { return e.name; } } return null; } /** *将该枚举全部转化成json * @return */ public static String toJson(){ JSONArray jsonArray = new JSONArray(); for (PortletType e : PortletType.values()) { JSONObject object = new JSONObject(); object.put("typeId", e.getCode()); object.put("typeName", e.getName()); jsonArray.add(object); } return jsonArray.toString(); } /** * 重写toString,单个转化成json * @return */ @Override public String toString() { JSONObject object = new JSONObject(); object.put("typeId",code); object.put("typeName",name); System.out.println(object.toString()); return object.toString(); } public int getCode() { return code; } public void setCode(int code) { this.code = code; } public String getName() { return name; } public void setName(String name) { this.name = name; } }
简单的问题搞复杂了,其使用JSONObject能很方便的实现,千万别自己拼字符串,费时费力。