Spring AnnotationFormatterFactory

  • 类全路径: org.springframework.format.AnnotationFormatterFactory
  2. public interface AnnotationFormatterFactory<A extends Annotation> {
  4.     /**
  5.      * The types of fields that may be annotated with the &lt;A&gt; annotation.
  6.      * 字段类型
  7.      */
  8.     Set<Class<?>> getFieldTypes();
  10.     /**
  11.      * Get the Printer to print the value of a field of {@code fieldType} annotated with
  12.      * {@code annotation}.
  13.      * <p>If the type T the printer accepts is not assignable to {@code fieldType}, a
  14.      * coercion from {@code fieldType} to T will be attempted before the Printer is invoked.
  15.      * 通过注解和字段类型获取输出接口
  16.      * @param annotation the annotation instance
  17.      * @param fieldType the type of field that was annotated
  18.      * @return the printer
  19.      */
  20.     Printer<?> getPrinter(A annotation, Class<?> fieldType);
  22.     /**
  23.      * Get the Parser to parse a submitted value for a field of {@code fieldType}
  24.      * annotated with {@code annotation}.
  25.      * <p>If the object the parser returns is not assignable to {@code fieldType},
  26.      * a coercion to {@code fieldType} will be attempted before the field is set.
  27.      * 通过注解和字段类型获取解析接口
  28.      * @param annotation the annotation instance
  29.      * @param fieldType the type of field that was annotated
  30.      * @return the parser
  31.      */
  32.     Parser<?> getParser(A annotation, Class<?> fieldType);
  34. }