JSR303校验 —— hibernate-validator实现

<!-- ?JSR303数据校验支持：tomcat7及以上的服务器 ?--> ?<dependency> ?????<groupId>org.hibernate</groupId> ?????<artifactId>hibernate-validator</artifactId> ?????<version>5.4.1.Final</version> ?</dependency> ?

public class Employee { ?????private Integer empId; ?????@Pattern(regexp=("(^[a-zA-Z0-9_-]{6,16}$)|(^[\\u2E80-\\u9FFF]{2,5}$)"),message="用户名必须合法吧") ?????private String empName; ?????private String gender; ?????@Pattern(regexp=("^([a-z0-9_\\.-]+)@([\\da-z\\.-]+)\\.([a-z\\.]{2,6})$"),message="邮箱格式必须合法吧!") ?????private String email; ?????private Integer dId; ?} ?

/** ?* 员工保存 ?* 1. 支持JSR303校验 ?* 2. 导入Hibernate-validator ?*/ ?@RequestMapping(value="/emp",method=RequestMethod.POST) ?@ResponseBody ?public Msg saveEmp(@Valid Employee employee,BindingResult result){ ?????if(result.hasErrors()){ ?????????//校验失败，返回失败，在模态框中显示失败的错误信息 ?????????List<FieldError> errors = result.getFieldErrors(); ?????????Map<String, Object> map = new HashMap<String, Object>(); ?????????for(FieldError fieldError : errors){ ?????????????System.out.println("错误的字段名："+fieldError.getField()); ?????????????System.out.println("错误信息："+fieldError.getDefaultMessage()); ?????????????map.put(fieldError.getField(), fieldError.getDefaultMessage()); ?????????} ?????????return Msg.fail().add("errorField", map); ?????}else{ ?????????employeeService.saveEmp(employee); ?????????return Msg.success(); ?????} ?}

//2. 保存 ?$.ajax({ ?????url:"${ctx}/emp", ?????type:"POST", ?????data:$("#empAddModal form").serialize(), ?????success:function(data){ ?????????if(data.code==100){ ?????????????//1. 关闭模态框 ??????????????$("#empAddModal").modal("hide"); ?????????????//2. 来到最后一页 ?????????????to_page(9999); ?????????}else{ ?????????????//显示失败信息 ?????????????//有哪个字段的错误信息就显示哪个字段 ?????????????if(undefined != data.extend.errorField.email){ ?????????????????//显示邮箱错误信息 ?????????????????show_validate_msg("#email_add_input","error",data.extend.errorField.email); ?????????????} ?????????????if(undefined != data.extend.errorField.empName){ ?????????????????show_validate_msg("#empName_add_input","error",data.extend.errorField.empName); ?????????????} ?????????} ???}, ?????error:function(data){ ???????????????} ?});