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1448
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1 package goodjava.logger;
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2
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3 import java.util.Map;
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4 import java.util.HashMap;
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5
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6
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1450
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7 public final class GoodLoggerFactory {
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8 private GoodLoggerFactory() {} // never
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9
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1454
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10 public static final Appender DEFAULT_APPENDER;
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1450
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11 public static final Configurer DEFAULT_CONFIGURER;
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12 static {
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13 Layout layout = new ListLayout(Layouts.LEVEL," - ",Layouts.MESSAGE,"\n",Layouts.THROWABLE);
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1454
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14 DEFAULT_APPENDER = new ConsoleAppender(layout,System.err);
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15 DEFAULT_CONFIGURER = new SimpleConfigurer(Level.INFO,DEFAULT_APPENDER);
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16 }
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17 private static final Map<String,GoodLogger> map = new HashMap<String,GoodLogger>();
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18 private static Configurer configurer = DEFAULT_CONFIGURER;
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19
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20 public static synchronized GoodLogger getLogger(String name) {
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1448
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21 GoodLogger logger = map.get(name);
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22 if( logger == null ) {
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23 logger = new GoodLogger(name);
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1450
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24 configurer.configure(logger);
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1448
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25 map.put(name,logger);
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26 }
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27 return logger;
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28 }
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29
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30 public static synchronized Configurer getConfigurer() {
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31 return configurer;
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32 }
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33
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34 public static synchronized void setConfigurer(Configurer configurer) {
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35 GoodLoggerFactory.configurer = configurer;
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36 for( GoodLogger logger : map.values() ) {
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37 configurer.configure(logger);
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38 }
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39 }
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40
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1448
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41 }
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