pojo类
package com.example.wsh.pojo; import lombok.AllArgsConstructor; import lombok.Data; import lombok.NoArgsConstructor; import org.springframework.boot.context.properties.ConfigurationProperties; import org.springframework.context.annotation.Configuration; import org.springframework.stereotype.Component; import org.springframework.validation.annotation.Validated; import javax.validation.constraints.Email; import java.util.Date; import java.util.List; import java.util.Map; @Component @Data @AllArgsConstructor @NoArgsConstructor /* * @ConfigurationProperties(prefix = "person")的作用 * 将配置文件中每一个属性值,映射到这个组件中, * 告诉springBoot本类中所有属性值与配置文件一一绑定, * 参数prefix="person":将配置文件中person值一一对应 * 只有这个组件是容器中的组件才能用@ConfigurationProperties * */ @ConfigurationProperties(prefix = "person") @Validated public class Person { @Email() private String name; private int age; private Boolean happy; private Date birth; private Map<String,Object> map; private List<Object> list; private Dog dog; }
格式不一致时报错
Field error in object ‘person’ on field ‘name’: rejected value [wanShiHao]; codes [Email.person.name,Email.name,Email.java.lang.String,Email]; arguments [org.springframework.context.support.DefaultMessageSourceResolvable: codes [person.name,name]; arguments []; default message [name],[Ljavax.validation.constraints.Pattern$Flag;@73ba6fe6,.*]; default message [不是一个合法的电子邮件地址]; origin class path resource [application.yaml] – 19:9
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