https://github.com/spring-projects/spring-framework: Spring Context (Spring IO)
  • Juergen Hoeller 
An API for defining Formatters to format field model values for display in a UI.

/**
 * An API for defining Formatters to format field model values for display in a UI.
 */
@NonNullApi
@NonNullFields
package org.springframework.format;

import org.springframework.lang.NonNullApi;
import org.springframework.lang.NonNullFields;