1 /*

     2  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 package sun.management.snmp.util;

    26 

    27 import java.util.logging.Logger;

    28 import java.util.logging.Level;

    29 

    30 public class MibLogger {

    31 

    32     final Logger logger;

    33     final String className;

    34 

    35     static String getClassName(Class<?> clazz) {

    36         if (clazz == null) return null;

    37         if (clazz.isArray())

    38             return getClassName(clazz.getComponentType()) + "[]";

    39         final String fullname = clazz.getName();

    40         final int lastpoint   = fullname.lastIndexOf('.');

    41         final int len         = fullname.length();

    42         if ((lastpoint < 0) || (lastpoint >= len))

    43             return fullname;

    44         else return fullname.substring(lastpoint+1,len);

    45     }

    46 

    47     static String getLoggerName(Class<?> clazz) {

    48         if (clazz == null) return "sun.management.snmp.jvminstr";

    49         Package p = clazz.getPackage();

    50         if (p == null) return "sun.management.snmp.jvminstr";

    51         final String pname = p.getName();

    52         if (pname == null) return "sun.management.snmp.jvminstr";

    53         else return pname;

    54     }

    55 

    56     public MibLogger(Class<?> clazz) {

    57         this(getLoggerName(clazz),getClassName(clazz));

    58     }

    59 

    60     public MibLogger(Class<?> clazz, String postfix) {

    61         this(getLoggerName(clazz)+((postfix==null)?"":"."+postfix),

    62              getClassName(clazz));

    63     }

    64 

    65     public MibLogger(String className) {

    66         this("sun.management.snmp.jvminstr",className);

    67     }

    68 

    69     public MibLogger(String loggerName, String className) {

    70         Logger l = null;

    71         try {

    72             l = Logger.getLogger(loggerName);

    73         } catch (Exception x) {

    74             // OK. Should not happen

    75         }

    76         logger = l;

    77         this.className=className;

    78     }

    79 

    80     protected Logger getLogger() {

    81         return logger;

    82     }

    83 

    84     public boolean isTraceOn() {

    85         final Logger l = getLogger();

    86         if (l==null) return false;

    87         return l.isLoggable(Level.FINE);

    88     }

    89 

    90     public boolean isDebugOn() {

    91         final Logger l = getLogger();

    92         if (l==null) return false;

    93         return l.isLoggable(Level.FINEST);

    94     }

    95 

    96     public boolean isInfoOn() {

    97         final Logger l = getLogger();

    98         if (l==null) return false;

    99         return l.isLoggable(Level.INFO);

   100     }

   101 

   102     public boolean isConfigOn() {

   103         final Logger l = getLogger();

   104         if (l==null) return false;

   105         return l.isLoggable(Level.CONFIG);

   106     }

   107 

   108     public void config(String func, String msg) {

   109         final Logger l = getLogger();

   110         if (l!=null) l.logp(Level.CONFIG,className,

   111                         func,msg);

   112     }

   113 

   114     public void config(String func, Throwable t) {

   115         final Logger l = getLogger();

   116         if (l!=null) l.logp(Level.CONFIG,className,

   117                         func,t.toString(),t);

   118     }

   119 

   120     public void config(String func, String msg, Throwable t) {

   121         final Logger l = getLogger();

   122         if (l!=null) l.logp(Level.CONFIG,className,

   123                         func,msg,t);

   124     }

   125 

   126     public void error(String func, String msg) {

   127         final Logger l = getLogger();

   128         if (l!=null) l.logp(Level.SEVERE,className,

   129                         func,msg);

   130     }

   131 

   132     public void info(String func, String msg) {

   133         final Logger l = getLogger();

   134         if (l!=null) l.logp(Level.INFO,className,

   135                         func,msg);

   136     }

   137 

   138     public void info(String func, Throwable t) {

   139         final Logger l = getLogger();

   140         if (l!=null) l.logp(Level.INFO,className,

   141                         func,t.toString(),t);

   142     }

   143 

   144     public void info(String func, String msg, Throwable t) {

   145         final Logger l = getLogger();

   146         if (l!=null) l.logp(Level.INFO,className,

   147                         func,msg,t);

   148     }

   149 

   150     public void warning(String func, String msg) {

   151         final Logger l = getLogger();

   152         if (l!=null) l.logp(Level.WARNING,className,

   153                         func,msg);

   154     }

   155 

   156     public void warning(String func, Throwable t) {

   157         final Logger l = getLogger();

   158         if (l!=null) l.logp(Level.WARNING,className,

   159                         func,t.toString(),t);

   160     }

   161 

   162     public void warning(String func, String msg, Throwable t) {

   163         final Logger l = getLogger();

   164         if (l!=null) l.logp(Level.WARNING,className,

   165                         func,msg,t);

   166     }

   167 

   168     public void trace(String func, String msg) {

   169         final Logger l = getLogger();

   170         if (l!=null) l.logp(Level.FINE,className,

   171                         func,msg);

   172     }

   173 

   174     public void trace(String func, Throwable t) {

   175         final Logger l = getLogger();

   176         if (l!=null) l.logp(Level.FINE,className,

   177                         func,t.toString(),t);

   178     }

   179 

   180     public void trace(String func, String msg, Throwable t) {

   181         final Logger l = getLogger();

   182         if (l!=null) l.logp(Level.FINE,className,

   183                         func,msg,t);

   184     }

   185 

   186     public void debug(String func, String msg) {

   187         final Logger l = getLogger();

   188         if (l!=null) l.logp(Level.FINEST,className,

   189                         func,msg);

   190     }

   191 

   192     public void debug(String func, Throwable t) {

   193         final Logger l = getLogger();

   194         if (l!=null) l.logp(Level.FINEST,className,

   195                         func,t.toString(),t);

   196     }

   197 

   198     public void debug(String func, String msg, Throwable t) {

   199         final Logger l = getLogger();

   200         if (l!=null) l.logp(Level.FINEST,className,

   201                         func,msg,t);

   202     }

   203 }