public interface CommonConstants {/*** 成功标记*/Integer SUCCESS = 0;/*** 失败标记*/Integer FAIL = 1;}
public class R<T> implements Serializable {private static final long serialVersionUID = 1L;@Getter@Setter@ApiModelProperty(value = "返回操作码 0成功 1失败")private int code;@Getter@Setter@ApiModelProperty(value = "操作提示")private String msg;@Getter@Setter@ApiModelProperty(value = "返回数据")private T data;public static <T> R<T> ok() {return restResult(null, CommonConstants.SUCCESS, null);}public static <T> R<T> ok(T data) {return restResult(data, CommonConstants.SUCCESS, null);}public static <T> R<T> ok(T data, String msg) {return restResult(data, CommonConstants.SUCCESS, msg);}public static <T> R<T> failed() {return restResult(null, CommonConstants.FAIL, null);}public static <T> R<T> failed(String msg) {return restResult(null, CommonConstants.FAIL, msg);}public static <T> R<T> failed(T data) {return restResult(data, CommonConstants.FAIL, null);}public static <T> R<T> failed(T data, String msg) {return restResult(data, CommonConstants.FAIL, msg);}private static <T> R<T> restResult(T data, int code, String msg) {R<T> apiResult = new R<>();apiResult.setCode(code);apiResult.setData(data);apiResult.setMsg(msg);return apiResult;}}