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1 /** |
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2 * SQL-DK |
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3 * Copyright © 2013 František Kučera (frantovo.cz) |
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4 * |
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5 * This program is free software: you can redistribute it and/or modify |
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6 * it under the terms of the GNU General Public License as published by |
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7 * the Free Software Foundation, either version 3 of the License, or |
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8 * (at your option) any later version. |
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9 * |
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10 * This program is distributed in the hope that it will be useful, |
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 * GNU General Public License for more details. |
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14 * |
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15 * You should have received a copy of the GNU General Public License |
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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17 */ |
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18 package info.globalcode.sql.dk.logging; |
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19 |
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20 import info.globalcode.sql.dk.ColorfulPrintWriter; |
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21 import static info.globalcode.sql.dk.ColorfulPrintWriter.TerminalColor; |
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22 import static info.globalcode.sql.dk.ColorfulPrintWriter.TerminalStyle; |
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23 import static info.globalcode.sql.dk.Functions.rpad; |
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24 import java.io.StringWriter; |
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25 import java.util.logging.Formatter; |
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26 import java.util.logging.Level; |
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27 import java.util.logging.LogRecord; |
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28 |
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29 /** |
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30 * |
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31 * @author Ing. František Kučera (frantovo.cz) |
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32 */ |
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33 public class ColorfulConsoleFormatter extends Formatter { |
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34 |
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35 @Override |
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36 public String format(LogRecord r) { |
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37 StringWriter sw = new StringWriter(); |
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38 try (ColorfulPrintWriter out = new ColorfulPrintWriter(sw)) { |
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39 printLevel(out, r.getLevel()); |
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40 printMessage(out, r); |
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41 printThrowable(out, r.getThrown()); |
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42 out.println(); |
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43 } |
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44 return sw.toString(); |
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45 } |
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46 |
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47 private void printLevel(ColorfulPrintWriter out, Level l) { |
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48 TerminalColor color = TerminalColor.Magenta; |
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49 TerminalStyle style; |
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50 |
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51 if (l == Level.SEVERE) { |
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52 color = TerminalColor.Red; |
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53 } else if (l == Level.WARNING) { |
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54 color = TerminalColor.Yellow; |
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55 } |
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56 |
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57 out.print(color, rpad(l.getLocalizedName() + ": ", 10)); |
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58 } |
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59 |
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60 private void printMessage(ColorfulPrintWriter out, LogRecord r) { |
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61 out.print(formatMessage(r)); |
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62 } |
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63 |
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64 private void printThrowable(ColorfulPrintWriter out, Throwable t) { |
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65 if (t != null) { |
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66 out.print(": "); |
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67 out.print(TerminalColor.Red, t.getClass().getSimpleName()); |
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68 String message = t.getLocalizedMessage(); |
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69 if (message != null) { |
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70 out.print(": "); |
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71 out.print(message); |
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72 } |
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73 } |
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74 } |
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75 } |