Those years, learn together Java 9-1

1.import java.awt.flowlayout;import java.awt.gridlayout;import java.awt.menu;import  java.awt.menubar;import java.awt.menuitem;import java.awt.event.actionevent;import  java.awt.event.actionlistener;import java.awt.event.windowadapter;import java.awt.event.windowevent; import javax.swing.jbutton;import javax.swing.jframe;import javax.swing.jlabel;import  Javax.swing.jpanel;import javax.swing.jtextfield;public class test {public static  void main  (String[] args) {final jframe test= new jframe ();// Test.setsize (300,100); Test.setlayout (New flowlayout (flowlayout.left)); Jpanel pan1 = new jpanel (New gridlayout (5,1)); Jlabel lab1 = new jlabel ("decimal");final jtextfield text1 = new  JTextField ("-1", 32); Jlabel lab2 = new jlabel ("binary"); FINAL JTEXTFIELD TEXT2 = NEW&NBSp JTextField ("11111111111111111111111111111111", 32); Jlabel lab3 = new jlabel ("octal");final jtextfield text3 = new  JTextField ("37777777777", 32); Jlabel lab4 = new jlabel ("hex");final jtextfield text4 = new  JTextField ("ffffffff"), Final jbutton but1 = new jbutton ("conversion"); But1.addactionlistener (New actionlistener ()  {@Overridepublic  void actionperformed ( Actionevent e)  {// TODO Auto-generated method stubif  (E.getsource ()  ==  BUT1) {Int n = integer.parseint (Text1.gettext ()); Text2.settext (Integer.toBinaryString (n));          text3.settext (integer.tooctalstring (n));         text4.settext (integer.tohexstring (n));}}); Pan1.add (LAB1);p an1.add (Text1);p an1.add (LAB2);p an1.add (text2);p an1.add (LAB3);p an1.add (TEXT3);p an1.add (LAB4);Pan1.add (TEXT4); Test.add (pan1); Test.add (BUT1); test.setvisible (true); Test.pack ();}} 

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Those years, learn together Java 9-1