@Email

@interface Email {
  int MAX_LENGTH;     (1)
  String REGEX_PATTERN;     (2)
  String REGEX_PATTERN_REPLACEMENT;
  @AliasFor(annotation = Property.class, attribute = "maxLength")
int propertyMaxLength() default MAX_LENGTH;
  @AliasFor(annotation = Parameter.class, attribute = "maxLength")
int parameterMaxLength() default MAX_LENGTH;
  @AliasFor(annotation = Property.class, attribute = "optionality")
Optionality propertyOptionality() default Optionality.OPTIONAL;
  @AliasFor(annotation = Parameter.class, attribute = "optionality")
Optionality parameterOptionality() default Optionality.OPTIONAL;
  @AliasFor(annotation = Property.class, attribute = "regexPattern")
String propertyRegexPattern() default REGEX_PATTERN;
  @AliasFor(annotation = Parameter.class, attribute = "regexPattern")
String parameterRegexPattern() default REGEX_PATTERN;
  @AliasFor(annotation = Property.class, attribute = "regexPatternReplacement")
String propertyRegexPatternReplacement() default REGEX_PATTERN_REPLACEMENT;
  @AliasFor(annotation = Parameter.class, attribute = "regexPatternReplacement")
String parameterRegexPatternReplacement() default REGEX_PATTERN_REPLACEMENT;
  @AliasFor(annotation = javax.jdo.annotations.Column.class, attribute = "allowsNull")
String columnAllowsNull() default "true";
  @AliasFor(annotation = javax.jdo.annotations.Column.class, attribute = "length")
int columnLength() default MAX_LENGTH;
}