Add Logger class

src/main/java/wtf/beatrice/hidekobot/HidekoBot.java

@@ -2,20 +2,23 @@ package wtf.beatrice.hidekobot;
 
 import net.dv8tion.jda.api.JDA;
 import net.dv8tion.jda.api.JDABuilder;
+import wtf.beatrice.hidekobot.utils.Logger;
 
 import javax.security.auth.login.LoginException;
 
 public class HidekoBot
 {
+    private static Logger logger = new Logger(HidekoBot.class);
 
     public static void main(String[] args)
     {
         try
         {
-            JDA jda = JDABuilder.createDefault("token").build();
+            JDA jda = JDABuilder.createDefault("").build();
         } catch (LoginException e)
         {
-            throw new RuntimeException(e);
+            logger.log(e.getMessage());
         }
     }
+
 }

src/main/java/wtf/beatrice/hidekobot/utils/Logger.java

@@ -0,0 +1,31 @@
+package wtf.beatrice.hidekobot.utils;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+public class Logger
+{
+
+    // objects that we need to have for a properly formatted message
+    private String className;
+    private final String format = "[%date%] [%class%] %message%";
+    private final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("YYYY-MM-dd");
+
+
+    // when initializing a new logger, save variables in that instance
+    public Logger(Class logClass)
+    {
+        className = logClass.getSimpleName();
+    }
+
+    // log a message to console, with our chosen format
+    public void log(String message)
+    {
+        LocalDateTime now = LocalDateTime.now();
+        String currentTime = formatter.format(now);
+        System.out.println(format
+                .replace("%date%", currentTime)
+                .replace("%class%", className)
+                .replace("%message%", message));
+    }
+}