diff -r 93fa6ce675e5 -r 4634176c6602 java/copy-image-resizer/src/cz/frantovo/copyImageResizer/logging/ColorfulConsoleFormatter.java
--- a/java/copy-image-resizer/src/cz/frantovo/copyImageResizer/logging/ColorfulConsoleFormatter.java	Mon Nov 17 20:38:38 2014 +0100
+++ b/java/copy-image-resizer/src/cz/frantovo/copyImageResizer/logging/ColorfulConsoleFormatter.java	Mon Nov 17 21:58:52 2014 +0100
@@ -20,7 +20,6 @@
 import cz.frantovo.copyImageResizer.logging.ColorfulPrintWriter.TerminalColor;
 import cz.frantovo.copyImageResizer.logging.ColorfulPrintWriter.TerminalStyle;
 import java.io.StringWriter;
-import java.util.logging.Formatter;
 import java.util.logging.Level;
 import java.util.logging.LogRecord;
 
@@ -29,9 +28,7 @@
  *
  * @author Ing. František Kučera (frantovo.cz)
  */
-public class ColorfulConsoleFormatter extends Formatter {
-
-	private boolean printStacktrace = false;
+public class ColorfulConsoleFormatter extends AbstractFormatter {
 
 	@Override
 	public String format(LogRecord r) {
@@ -71,7 +68,7 @@
 				out.print(": ");
 				out.print(message);
 			}
-			if (printStacktrace) {
+			if (isPrintStacktrace()) {
 				out.println();
 				out.setForegroundColor(TerminalColor.Yellow);
 				out.setStyle(TerminalStyle.Dim);
@@ -80,21 +77,4 @@
 			}
 		}
 	}
-
-	public boolean isPrintStacktrace() {
-		return printStacktrace;
-	}
-
-	public void setPrintStacktrace(boolean printStacktrace) {
-		this.printStacktrace = printStacktrace;
-	}
-
-	private static String rpad(String s, int n) {
-		if (n > 0) {
-			return String.format("%1$-" + n + "s", s);
-		} else {
-			return s;
-		}
-	}
-
 }