Types of messages

package softuni;


import java.util.Scanner;



public class SoftUni {

    static void lineMessage(){
        for(int i =0;i<20;i++){
            System.out.print("=");
        }
        System.out.println();
}

    static void showSuccessMessage(String operation,String message){
        System.out.println("Successfully executed " + operation);
        lineMessage();
        System.out.println(message);
    }


    static void showWarningMessage(String warning){
        System.out.println(warning);
        lineMessage();
}

    static void showErrorMessage(String error,String reason,int errorCode){
        System.out.println("Error: Failed to execute" + error);
        lineMessage();
        System.out.println("Reason: " + reason);
        System.out.println("Error code: " + errorCode);
    }

    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String type = sc.nextLine().toLowerCase();
        while(type != "success" || type != "warning" || type != "error"){
         if(type.equals("success")){
            System.out.print("Enter the type of the operation: ");
            String operation = sc.nextLine();
            System.out.print("Enter your message: ");
            String message = sc.nextLine();
            showSuccessMessage(operation, message);
         }
         else if(type.equals("warning")){
            System.out.print("Enter your warning");
            String warning = sc.nextLine();
            showWarningMessage(warning);
         }
         else if(type.equals("error")){
            System.out.print("Enter the type of error: ");
            String error = sc.nextLine();
            System.out.print("Enter the reason for the error: ");
            String reason = sc.nextLine();
            System.out.print("Enter the error code: ");
            int errorCode = Integer.parseInt(sc.nextLine());
            showErrorMessage(error, reason, errorCode);
         }
        }
    }

}