franta-hg@8: /**
franta-hg@8:  * copy-image-resizer
franta-hg@8:  * Copyright © 2013 František Kučera (frantovo.cz)
franta-hg@8:  *
franta-hg@8:  * This program is free software: you can redistribute it and/or modify
franta-hg@8:  * it under the terms of the GNU General Public License as published by
franta-hg@8:  * the Free Software Foundation, either version 3 of the License, or
franta-hg@8:  * (at your option) any later version.
franta-hg@8:  *
franta-hg@8:  * This program is distributed in the hope that it will be useful,
franta-hg@8:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
franta-hg@8:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
franta-hg@8:  * GNU General Public License for more details.
franta-hg@8:  *
franta-hg@8:  * You should have received a copy of the GNU General Public License
franta-hg@8:  * along with this program. If not, see <http://www.gnu.org/licenses/>.
franta-hg@8:  */
franta-hg@8: package cz.frantovo.copyImageResizer.logging;
franta-hg@8: 
franta-hg@8: import cz.frantovo.copyImageResizer.logging.ColorfulPrintWriter.TerminalColor;
franta-hg@8: import cz.frantovo.copyImageResizer.logging.ColorfulPrintWriter.TerminalStyle;
franta-hg@8: import java.io.StringWriter;
franta-hg@8: import java.util.logging.Level;
franta-hg@8: import java.util.logging.LogRecord;
franta-hg@8: 
franta-hg@8: /**
franta-hg@8:  * For console/terminal log output. Log messages are printed in brief and colorful form.
franta-hg@8:  *
franta-hg@8:  * @author Ing. František Kučera (frantovo.cz)
franta-hg@8:  */
franta-hg@16: public class ColorfulConsoleFormatter extends AbstractFormatter {
franta-hg@8: 
franta-hg@8: 	@Override
franta-hg@8: 	public String format(LogRecord r) {
franta-hg@8: 		StringWriter sw = new StringWriter();
franta-hg@8: 		try (ColorfulPrintWriter out = new ColorfulPrintWriter(sw)) {
franta-hg@8: 			printLevel(out, r.getLevel());
franta-hg@8: 			printMessage(out, r);
franta-hg@8: 			printThrowable(out, r);
franta-hg@8: 			out.println();
franta-hg@8: 		}
franta-hg@8: 		return sw.toString();
franta-hg@8: 	}
franta-hg@8: 
franta-hg@8: 	private void printLevel(ColorfulPrintWriter out, Level l) {
franta-hg@8: 		TerminalColor color = TerminalColor.Magenta;
franta-hg@8: 
franta-hg@8: 		if (l == Level.SEVERE) {
franta-hg@8: 			color = TerminalColor.Red;
franta-hg@8: 		} else if (l == Level.WARNING) {
franta-hg@8: 			color = TerminalColor.Yellow;
franta-hg@8: 		}
franta-hg@8: 
franta-hg@8: 		out.print(color, rpad(l.getLocalizedName() + ": ", 10));
franta-hg@8: 	}
franta-hg@8: 
franta-hg@8: 	private void printMessage(ColorfulPrintWriter out, LogRecord r) {
franta-hg@8: 		out.print(formatMessage(r));
franta-hg@8: 	}
franta-hg@8: 
franta-hg@8: 	private void printThrowable(ColorfulPrintWriter out, LogRecord r) {
franta-hg@8: 		Throwable t = r.getThrown();
franta-hg@8: 		if (t != null) {
franta-hg@8: 			out.print(": ");
franta-hg@8: 			out.print(TerminalColor.Red, t.getClass().getSimpleName());
franta-hg@8: 			String message = t.getLocalizedMessage();
franta-hg@8: 			if (message != null) {
franta-hg@8: 				out.print(": ");
franta-hg@8: 				out.print(message);
franta-hg@8: 			}
franta-hg@16: 			if (isPrintStacktrace()) {
franta-hg@8: 				out.println();
franta-hg@8: 				out.setForegroundColor(TerminalColor.Yellow);
franta-hg@8: 				out.setStyle(TerminalStyle.Dim);
franta-hg@8: 				t.printStackTrace(out);
franta-hg@8: 				out.resetAll();
franta-hg@8: 			}
franta-hg@8: 		}
franta-hg@8: 	}
franta-hg@8: }