CHat Bot In java

package com.gaurav.bole;
import java.awt.Color;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.Scrollable;
public class ChatBoot extends JFrame implements KeyListener {
 JPanel p=new JPanel();
 JTextArea dilog=new JTextArea(20,50);
 JTextArea input= new JTextArea(1,50);
 JScrollPane scroll= new JScrollPane(dilog,
   JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
   JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED
   );


 String[][] chatBot={
   //standerds greeting
   {"hi","hell","him"},
   {"hi","hello","hey"},
   //question
   {"how r u","how are you","how are u","how r you"},
   {"good","doing well","ya i am ok"},
   //..........
   {"sut up","you're bad","noob","stop talking",
    "(shivani is not unavailabal, due to LOL)"},
  
  
 };

 public static void main(String arrgs[])
 {
  new ChatBoot();
 }

 public ChatBoot() {
  // TODO Auto-generated constructor stub
  super("Shiwani is hear");
  setSize(6000,4000);
  setResizable(false);
  setDefaultCloseOperation(EXIT_ON_CLOSE);
 
  dilog.setEditable(false);
 
  input.addKeyListener(this);
 
 
 p.add(scroll);
 p.add(input);
 p.setBackground(new Color(225, 200, 0));
 add(p);
 setVisible(true);
 
 }
 @Override
 public void keyPressed(KeyEvent e) {
  // TODO Auto-generated method stub
  if(e.getKeyCode()==KeyEvent.VK_ENTER)
  {
   input.setEditable(false);
  
   //code grab
   String quote=input.getText();
   input.setText("");
   addText("-->You:\t"+quote);
   quote.trim();
  
  
   while(
     quote.charAt(quote.length()-1)=='!' ||
     quote.charAt(quote.length()-1)=='.' ||
     quote.charAt(quote.length()-1)=='?'
     ){
    quote=quote.substring(0,quote.length()-1);
   }
   quote.trim();
   byte response=0;
  
   int j=0;
   while(response==0)
   {
    if(inArray(quote.toLowerCase(),chatBot[j*2]))
    {
     response=2;
     int r=(int) Math.floor(Math.random()*chatBot[(j*2)+1].length);
    
     addText("\n-->Shivani:\t"+chatBot[(j*2)+1][r]);
    }
    j++;
    if(j*2==chatBot.length-1 && response==0){
     response=1;
    }
   }
   if(response==1){
    int r=(int) Math.floor(Math.random()*chatBot[chatBot.length-1].length);
   
    addText("\n-->Shivani:\t"+chatBot[chatBot.length-1][r]);
   }
   addText("\n");
  }
 }
 

 private boolean inArray(String in, String[] str) {
  // TODO Auto-generated method stub
  boolean match=false;
  for(int i=0;i<str.length;i++)
  {
   if(str[i].equals(in)){
    match=true;
   }
  
  }
  return match;
 }
 private void addText(String str) {
  // TODO Auto-generated method stub
  dilog.setText(dilog.getText()+str);
 }
 @Override
 public void keyReleased(KeyEvent e) {
  // TODO Auto-generated method stub
  if(e.getKeyCode()==KeyEvent.VK_ENTER)
  {
   input.setEditable(true);
  }
 }
 @Override
 public void keyTyped(KeyEvent e) {
  // TODO Auto-generated method stub
 
 }

}
(* forget about shivani LOL)