to set a value for a variable using action listener with buttons in JAVA, however when i return the value, it is still null or empty.
to set a value for a variable using action listener with buttons in JAVA, however when i return the value, it is still null or empty.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
Hello I am trying to set a value for a variable using action listener with buttons in JAVA, however when i return the value, it is still null or empty. Why is this?
![public String userMove=""
public String playerMove="";
public void actionPerformed (ActionEvent e) {
if(e.getSource()
userMove="Rock";
buttons[0]){
==
resultfield.setText( text: "Rock");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
userMove="Paper";
resultfield.setText( text: "Paper");
resultfield.setFont(new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
buttons[1]){
==
buttons[2]){
==
userMove="Scissors";
resultfield.setText( text: "Scissors");
resultfield.setFont(new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
buttons[3]){
==
userMove="Lizard";
resultfield.setText( text: "Lizard");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
userMove="Spock;
buttons[4])
==
resultfield.setText( text: "Spock");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
public void setUserMove(){
String userMove;
}
public String getUserMove(){
return userMove;](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fadb05ca9-fb93-4141-b152-4ee81ffa3863%2F40a7ddd4-9d1e-4bbb-a872-962e204f927e%2Fpaq7hl9_processed.png&w=3840&q=75)
Transcribed Image Text:public String userMove=""
public String playerMove="";
public void actionPerformed (ActionEvent e) {
if(e.getSource()
userMove="Rock";
buttons[0]){
==
resultfield.setText( text: "Rock");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
userMove="Paper";
resultfield.setText( text: "Paper");
resultfield.setFont(new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
buttons[1]){
==
buttons[2]){
==
userMove="Scissors";
resultfield.setText( text: "Scissors");
resultfield.setFont(new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
buttons[3]){
==
userMove="Lizard";
resultfield.setText( text: "Lizard");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
if(e.getSource()
userMove="Spock;
buttons[4])
==
resultfield.setText( text: "Spock");
resultfield.setFont (new Font (name: "Ink Free", Font.BOLD, size: 70));
}
public void setUserMove(){
String userMove;
}
public String getUserMove(){
return userMove;
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