Non availability of matches() method in JBuilder 4 IDE

i want to match a user input given in a text field with a specific pattern using matches() method in Jbuilder 4 IDE. But there is no such method available. matches() method is used as

jTextField1.getText().matches("[A-Z][a-zA-Z]*")

how can i get this method in Jbuilder4?

hello!

try

Code :

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jTextField1.getText().toString().matches("[A-Z][a-zA-Z]*")

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Jbuilder it is an ide and it can not be to not include the matches method

Regards,

thank you JVposter