1 /*

     2  * Copyright 2003-2004 Sun Microsystems, Inc.  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.  Sun designates this

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

     9  * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package sun.awt.X11;

    27 

    28 import java.util.logging.*;

    29 import java.text.*;

    30 import java.util.*;

    31 import java.io.*;

    32 

    33 /**

    34  * Formatter class providing ANSI output. Based on java.util.logging.SimpleFormatter sources.

    35  */

    36 

    37 public class XAWTFormatter extends java.util.logging.Formatter {

    38     Date dat = new Date();

    39     private final static String format = "{0,date} {0,time}";

    40     private MessageFormat formatter;

    41 

    42     private Object args[] = new Object[1];

    43 

    44     // Line separator string.  This is the value of the line.separator

    45     // property at the moment that the SimpleFormatter was created.

    46     private String lineSeparator = (String) java.security.AccessController.doPrivileged(

    47                new sun.security.action.GetPropertyAction("line.separator"));

    48 

    49     boolean displayFullRecord = false;

    50     boolean useANSI = false;

    51     boolean showDate = true;

    52     boolean showLevel = true;

    53     boolean swapMethodClass = false;

    54     public XAWTFormatter() {

    55         displayFullRecord = "true".equals(LogManager.getLogManager().getProperty("XAWTFormatter.displayFullRecord"));

    56         useANSI = "true".equals(LogManager.getLogManager().getProperty("XAWTFormatter.useANSI"));

    57         showDate = !"false".equals(LogManager.getLogManager().getProperty("XAWTFormatter.showDate"));

    58         showLevel = !"false".equals(LogManager.getLogManager().getProperty("XAWTFormatter.showLevel"));

    59         swapMethodClass = "true".equals(LogManager.getLogManager().getProperty("XAWTFormatter.swapMethodClass"));

    60     }

    61 

    62     /**

    63      * Format the given LogRecord.

    64      * @param record the log record to be formatted.

    65      * @return a formatted log record

    66      */

    67     public synchronized String format(LogRecord record) {

    68         StringBuffer sb = new StringBuffer();

    69         if (useANSI) {

    70             Level lev = record.getLevel();

    71             if (Level.FINEST.equals(lev)) {

    72                 sb.append("");

    73             } else if (Level.FINER.equals(lev)) {

    74                 sb.append("");

    75             } else if (Level.FINE.equals(lev)) {

    76                 sb.append("");

    77             }

    78         }

    79         if (displayFullRecord) {

    80             if (showDate) {

    81                 // Minimize memory allocations here.

    82                 dat.setTime(record.getMillis());

    83                 args[0] = dat;

    84                 StringBuffer text = new StringBuffer();

    85                 if (formatter == null) {

    86                     formatter = new MessageFormat(format);

    87                 }

    88                 formatter.format(args, text, null);

    89                 sb.append(text);

    90                 sb.append(" ");

    91             } else {

    92                 sb.append("    ");

    93             }

    94             if (swapMethodClass) {

    95                 if (record.getSourceMethodName() != null) {

    96                     sb.append(" ");

    97                     sb.append(record.getSourceMethodName());

    98                     sb.append(" ");

    99                 }

   100                 if (record.getSourceClassName() != null) {

   101                     sb.append(record.getSourceClassName());

   102                 } else {

   103                     sb.append(record.getLoggerName());

   104                 }

   105             } else {

   106                 if (record.getSourceClassName() != null) {

   107                     sb.append(record.getSourceClassName());

   108                 } else {

   109                     sb.append(record.getLoggerName());

   110                 }

   111                 if (record.getSourceMethodName() != null) {

   112                     sb.append(" ");

   113                     sb.append(record.getSourceMethodName());

   114                     sb.append("");

   115                 }

   116             }

   117             sb.append(lineSeparator);

   118         }

   119         if (useANSI) {

   120             Level lev = record.getLevel();

   121             if (Level.FINEST.equals(lev)) {

   122                 sb.append("");

   123             } else if (Level.FINER.equals(lev)) {

   124                 sb.append("");

   125             } else if (Level.FINE.equals(lev)) {

   126                 sb.append("");

   127             }

   128         }

   129         if (showLevel) {

   130             sb.append(record.getLevel().getLocalizedName());

   131             sb.append(": ");

   132         }

   133         String message = formatMessage(record);

   134         sb.append(message);

   135         sb.append(lineSeparator);

   136         if (record.getThrown() != null) {

   137             try {

   138                 StringWriter sw = new StringWriter();

   139                 PrintWriter pw = new PrintWriter(sw);

   140                 record.getThrown().printStackTrace(pw);

   141                 pw.close();

   142                 sb.append(sw.toString());

   143             } catch (Exception ex) {

   144             }

   145         }

   146         if (useANSI) {

   147             sb.append("");

   148         }

   149         return sb.toString();

   150     }

   151 }