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	/*
	* Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/
	package sun.management.snmp.util;

	import java.util.logging.Logger;
	import java.util.logging.Level;

	public class MibLogger {

	final Logger logger;
	final String className;

	static String getClassName(Class<?> clazz) {
	if (clazz == null) return null;
	if (clazz.isArray())
	return getClassName(clazz.getComponentType()) + "[]";
	final String fullname = clazz.getName();
	final int lastpoint = fullname.lastIndexOf('.');
	final int len = fullname.length();
	if ((lastpoint < 0) \|\| (lastpoint >= len))
	return fullname;
	else return fullname.substring(lastpoint+1,len);
	}

	static String getLoggerName(Class<?> clazz) {
	if (clazz == null) return "sun.management.snmp.jvminstr";
	Package p = clazz.getPackage();
	if (p == null) return "sun.management.snmp.jvminstr";
	final String pname = p.getName();
	if (pname == null) return "sun.management.snmp.jvminstr";
	else return pname;
	}

	public MibLogger(Class<?> clazz) {
	this(getLoggerName(clazz),getClassName(clazz));
	}

	public MibLogger(Class<?> clazz, String postfix) {
	this(getLoggerName(clazz)+((postfix==null)?"":"."+postfix),
	getClassName(clazz));
	}

	public MibLogger(String className) {
	this("sun.management.snmp.jvminstr",className);
	}

	public MibLogger(String loggerName, String className) {
	Logger l = null;
	try {
	l = Logger.getLogger(loggerName);
	} catch (Exception x) {
	// OK. Should not happen
	}
	logger = l;
	this.className=className;
	}

	protected Logger getLogger() {
	return logger;
	}

	public boolean isTraceOn() {
	final Logger l = getLogger();
	if (l==null) return false;
	return l.isLoggable(Level.FINE);
	}

	public boolean isDebugOn() {
	final Logger l = getLogger();
	if (l==null) return false;
	return l.isLoggable(Level.FINEST);
	}

	public boolean isInfoOn() {
	final Logger l = getLogger();
	if (l==null) return false;
	return l.isLoggable(Level.INFO);
	}

	public boolean isConfigOn() {
	final Logger l = getLogger();
	if (l==null) return false;
	return l.isLoggable(Level.CONFIG);
	}

	public void config(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.CONFIG,className,
	func,msg);
	}

	public void config(String func, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.CONFIG,className,
	func,t.toString(),t);
	}

	public void config(String func, String msg, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.CONFIG,className,
	func,msg,t);
	}

	public void error(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.SEVERE,className,
	func,msg);
	}

	public void info(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.INFO,className,
	func,msg);
	}

	public void info(String func, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.INFO,className,
	func,t.toString(),t);
	}

	public void info(String func, String msg, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.INFO,className,
	func,msg,t);
	}

	public void warning(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.WARNING,className,
	func,msg);
	}

	public void warning(String func, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.WARNING,className,
	func,t.toString(),t);
	}

	public void warning(String func, String msg, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.WARNING,className,
	func,msg,t);
	}

	public void trace(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINE,className,
	func,msg);
	}

	public void trace(String func, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINE,className,
	func,t.toString(),t);
	}

	public void trace(String func, String msg, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINE,className,
	func,msg,t);
	}

	public void debug(String func, String msg) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINEST,className,
	func,msg);
	}

	public void debug(String func, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINEST,className,
	func,t.toString(),t);
	}

	public void debug(String func, String msg, Throwable t) {
	final Logger l = getLogger();
	if (l!=null) l.logp(Level.FINEST,className,
	func,msg,t);
	}
	}

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