Annodate

A Java Object Validator

Annodate aims to be a simple object validator throught the use of annotations.

Current Annotations

Annotation	Validation
@NotNull	Validates that the value is not null
@MaxLength	Validates that the object does not have a length greater than the value provided. Collections, Strings and Arrays are supported
@MinLength	Validates that the object does not have a length less than the value provided. Collections, Strings and Arrays are supported
@Email	Validates that the string representation of the object is a valid email address
@MatchRegex	Validates that the string representation of the object matches the provided regex value
@OneOf	Validates that the string representation of the object matches one of the provided values
@MatchPattern	Validates that the string representation of the object matches the provided pattern.

###MatchPattern Default Tokens

Character	Matches
#	Numeric
a	Lowercase Letter
A	Uppercase Letter
@	Anycase Letter
$	Any Character
Other	Exactly That Character

Basic Example

// Example usage
public class Example{

  @MaxLength(10)
  @NotNull
  String username;

  @MinLength(10)  
  @NotNull
  String password;

  @NotNull  
  String name;
  
  @MatchPattern("(###) ###-####")
  String phone = "(222) 123-1234";
}

public static void main(String[] args) {
  Example ex = new Example();
  ex.setUserName( "user" );
  ex.setPassword( "12345678910" );
  List<AnnodateError> errors = Annodate.validate( ex );
  // errors will have the validation errors for name and for username
}