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package main;
import javax.swing.InputVerifier;
import javax.swing.JComponent;
import javax.swing.JTextField;
public class OrderPosInputVerifier extends InputVerifier {
@Override
public boolean verify(JComponent input) {
boolean isInputValid = false;
String inTxt = ((JTextField) input).getText();
String pattern = "\\d*";
if(inTxt.matches(pattern)) {
isInputValid = true;
} else {
isInputValid = false;
}
return isInputValid;
}
}
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