Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import javax.swing.JComboBox;

public class Main {
    public static boolean isValidIndex(JComboBox<?> comboBox, int index) {
        if (comboBox == null) {
            throw new NullPointerException("comboBox == null");
        }
        int itemCount = comboBox.getItemCount();
        return index >= 0 && index < itemCount;
    }
}