[Biojava-l] is valid character

I was wondering if there is a way to check if a character is valid within an alphabet. For example I want to do some preprocessing on a string before I convert the string to a SymbolList using DNATools. However if an invalid character exists in the string an Exception will be thrown, so I would

RE: [Biojava-l] is valid character

Hi Eric, You can do something like this to check if a particular letter (token) is in an alphabet: Alphabet myAlphabet = ... ; // get your alphabet from somewhere SymbolTokenization st = myAlphabet.getTokenization("token"); String token = "X"; // the token to check for