--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/goodjava/util/GoodUtils.java	Sun Mar 07 02:22:09 2021 -0700
@@ -0,0 +1,20 @@
+package goodjava.util;
+
+import java.io.UnsupportedEncodingException;
+import java.util.Base64;
+
+
+public final class GoodUtils {
+
+	public static byte[] getBytes(String s,String charsetName) {
+		try {
+			return s.getBytes(charsetName);
+		} catch(UnsupportedEncodingException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	public static String base64Encode(String s) {
+		return Base64.getEncoder().encodeToString(getBytes(s,"UTF-8"));
+	}
+}