spring package-info 代码
文件路径：/spring-context/src/main/java/org/springframework/format/annotation/package-info.java
/**
* Annotations for declaratively configuring field formatting rules.
*/
@NonNullApi
@NonNullFields
package org.springframework.format.annotation;
import org.springframework.lang.NonNullApi;
import org.springframework.lang.NonNullFields;