枚举应用

package com.dchuang.common.enums;import java.util.List;import org.apache.commons.lang3.EnumUtils;import com.alibaba.fastjson.JSONArray;import com.alibaba.fastjson.JSONObject;/**  转账类型 * <br>创建日期：2017-5-24 * <br><b>Copyright 2017 dianChaung property in copyright </b> * @author WangDongdong * @since 1.0 * @version 1.0 */public enum EPaymentType {/** * 银行转账 1 */BANK_TRANSFER("银行转账",1),/** * 支票 2 */CHECK("支票",2),/** *  现金 3 */CASH("现金",3);    private String name;private Integer value;public String getName() {return name;}public void setName(String name) {this.name = name;}public Integer getValue() {return value;}public void setValue(Integer value) {this.value = value;}private EPaymentType(String name, Integer value){this.name = name;this.value = value;}/** *  */public static List<EPaymentType> allKeys = EnumUtils.getEnumList(EPaymentType.class);public static EPaymentType value(String status){for(EPaymentType eachStatus : allKeys){if(eachStatus.getValue().equals(status)){return eachStatus;}}return null;}public static JSONArray toJSONArray(){JSONArray data = new JSONArray();for(EPaymentType orderStatus : allKeys){JSONObject json = new JSONObject();json.put("name", orderStatus.getName());json.put("value", orderStatus.getValue());data.add(json);}return data;}public static boolean isContains(Integer credentialsType){boolean flag = false;for(EPaymentType orderStatus : allKeys){if(orderStatus.getValue().equals(credentialsType)){flag = true;break;}}return flag;}public static EPaymentType getComplaintType(String code){EPaymentType emailSmsStatus = null;for(EPaymentType orderStatus : EPaymentType.values()){if(orderStatus.getValue().equals(code)){emailSmsStatus = orderStatus;break;}}return emailSmsStatus == null ? EPaymentType.BANK_TRANSFER : emailSmsStatus;}/** 获取转账类型 * @since 1.0 * @param value * @return * <br><b>作者： @author WangDongdong</b> * <br>创建时间：2017-5-24 上午10:16:21 */public static String getPaymentType(Integer value){String name = null;for(EPaymentType orderStatus : EPaymentType.values()){if(orderStatus.getValue().equals(value)){name = orderStatus.getName();break;}}return name==null?EPaymentType.BANK_TRANSFER.getName():name;}  public static void main(String[] args) { JSONArray jsonArray = EPaymentType.toJSONArray();System.out.println(jsonArray);}}