Question: Lexer.java -Must contain a lex method that accepts a single string and returns a collection (array or list) of Tokens -Must use one or more

Lexer.java

-Must contain a lex method that accepts a single string and returns a collection (array or list) of Tokens

-Must use one or more state machines to iterate over the input string and create appropriate Tokens

-Any character not allowed by your state machines should throw an exception

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