Programatic log4j2 configuration

JOSM · Jul 18, 2017 · 1e8fdf0 · 1e8fdf0
1 parent be3f90c
commit 1e8fdf0
Showing 1 changed file with 28 additions and 11 deletions.
diff --git a/src/org/openstreetmap/josm/plugins/areaselector/AreaSelectorPlugin.java b/src/org/openstreetmap/josm/plugins/areaselector/AreaSelectorPlugin.java
@@ -2,9 +2,14 @@
 package org.openstreetmap.josm.plugins.areaselector;
 
 import org.apache.logging.log4j.Level;
-import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.core.Filter;
 import org.apache.logging.log4j.core.LoggerContext;
-import org.apache.logging.log4j.core.config.LoggerConfig;
+import org.apache.logging.log4j.core.appender.ConsoleAppender;
+import org.apache.logging.log4j.core.config.Configurator;
+import org.apache.logging.log4j.core.config.builder.api.AppenderComponentBuilder;
+import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilder;
+import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilderFactory;
+import org.apache.logging.log4j.core.config.builder.impl.BuiltConfiguration;
 import org.openstreetmap.josm.Main;
 import org.openstreetmap.josm.gui.MainMenu;
 import org.openstreetmap.josm.gui.MapFrame;
@@ -26,15 +31,7 @@ public class AreaSelectorPlugin extends Plugin {
 	public AreaSelectorPlugin(PluginInformation info) {
 		super(info);
 
-		//        ConsoleAppender console = ConsoleAppender.newBuilder().setName("console").setLayout(
-		//                PatternLayout.newBuilder().withPattern("%d{yyyy-MM-dd HH:mm:ss} %-5p %c:%L: %m %x%n").build())
-		//                .build();
-
-		LoggerContext ctx = (LoggerContext) LogManager.getContext(false);
-		LoggerConfig config = ctx.getConfiguration().getLoggerConfig(LogManager.ROOT_LOGGER_NAME);
-		// config.addAppender(console, Level.INFO, null);
-		config.setLevel(Level.INFO);
-		ctx.updateLoggers();
+		setupLogging();
 
 		areaSelectorAction = new AreaSelectorAction(Main.map);
 		MainMenu.add(Main.main.menu.toolsMenu, areaSelectorAction);
@@ -62,4 +59,24 @@ public PreferenceSetting getPreferenceSetting() {
 	public AreaSelectorAction getAreaSelectorAction() {
 		return areaSelectorAction;
 	}
+
+	protected LoggerContext setupLogging(){
+		ConfigurationBuilder<BuiltConfiguration> builder = ConfigurationBuilderFactory.newConfigurationBuilder();
+		builder.setStatusLevel(Level.ERROR);
+		builder.setConfigurationName("BuilderTest");
+		builder.add(builder.newFilter("ThresholdFilter", Filter.Result.ACCEPT, Filter.Result.NEUTRAL)
+				.addAttribute("level", Level.DEBUG));
+		AppenderComponentBuilder appenderBuilder = builder.newAppender("Stdout", "CONSOLE").addAttribute("target",
+				ConsoleAppender.Target.SYSTEM_OUT);
+		appenderBuilder.add(builder.newLayout("PatternLayout")
+				.addAttribute("pattern", "%d [%t] %-5level: %msg%n%throwable"));
+		appenderBuilder.add(builder.newFilter("MarkerFilter", Filter.Result.DENY, Filter.Result.NEUTRAL)
+				.addAttribute("marker", "FLOW"));
+		builder.add(appenderBuilder);
+		//		builder.add(builder.newLogger("org.apache.logging.log4j", Level.DEBUG)
+		//				.add(builder.newAppenderRef("Stdout")).addAttribute("additivity", false));
+		builder.add(builder.newRootLogger(Level.INFO).add(builder.newAppenderRef("Stdout")));
+		LoggerContext ctx = Configurator.initialize(builder.build());
+		return ctx;
+	}
 }