- Level-handling fixed

git-svn-id: https://svn.code.sf.net/p/libusbjava/code/trunk@84 94ad28fe-ef68-46b1-9651-e7ae4fcf1c4c

mcdp/src/ch/ntb/usb/logger/LogUtil.java

@@ -1,12 +1,41 @@
 package ch.ntb.usb.logger;
 
+import java.util.logging.ConsoleHandler;
+import java.util.logging.Handler;
+import java.util.logging.Level;
+
 public class LogUtil {
-	
+
 	public static UsbLogger ch_ntb_usb;
 
 	static {
 		// set all loglevels here
-		ch_ntb_usb = UsbLogger.getLogger("ch.ntb.usb");
-		ch_ntb_usb.setLevel(LogLevel.OFF);
+		ch_ntb_usb = getLogger("ch.ntb.usb", LogLevel.OFF);
+	}
+
+	public static void setLevel(UsbLogger logger, Level loglevel) {
+		Handler[] h = logger.getHandlers();
+		for (int i = 0; i < h.length; i++) {
+			h[i].setLevel(loglevel);
+		}
+		logger.setLevel(loglevel);
+	}
+
+	private static void initLevel(UsbLogger logger, Level loglevel) {
+		Handler[] h = logger.getHandlers();
+		for (int i = 0; i < h.length; i++) {
+			logger.removeHandler(h[i]);
+		}
+		Handler console = new ConsoleHandler();
+		console.setLevel(loglevel);
+		logger.addHandler(console);
+		logger.setLevel(loglevel);
+		logger.setUseParentHandlers(false);
+	}
+
+	private static UsbLogger getLogger(String name, Level loglevel) {
+		UsbLogger logger = UsbLogger.getLogger(name);
+		initLevel(logger, loglevel);
+		return logger;
 	}
 }