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implement singleton design pattern
[3501/2017steamworks]
/
src
/
org
/
usfirst
/
frc
/
team3501
/
robot
/
OI.java
diff --git
a/src/org/usfirst/frc/team3501/robot/OI.java
b/src/org/usfirst/frc/team3501/robot/OI.java
index 997be71cdbe551afe2477d093f6172a28c1cfe26..211c3992323cac295dc95ad8f22faa573dc0e3f1 100644
(file)
--- a/
src/org/usfirst/frc/team3501/robot/OI.java
+++ b/
src/org/usfirst/frc/team3501/robot/OI.java
@@
-3,6
+3,7
@@
package org.usfirst.frc.team3501.robot;
import edu.wpi.first.wpilibj.Joystick;
public class OI {
import edu.wpi.first.wpilibj.Joystick;
public class OI {
+ private static OI oi;
public static Joystick leftJoystick;
public static Joystick rightJoystick;
public static Joystick leftJoystick;
public static Joystick rightJoystick;
@@
-11,4
+12,10
@@
public class OI {
rightJoystick = new Joystick(Constants.OI.RIGHT_STICK_PORT);
}
rightJoystick = new Joystick(Constants.OI.RIGHT_STICK_PORT);
}
+
+ public static OI getOI(){
+ if(oi == null)
+ oi = new OI();
+ return oi;
+ }
}
}