01: package net.sourceforge.squirrel_sql.fw.util.log;
02:
03: import org.apache.log4j.Level;
04:
05: /*
06: * Copyright (C) 2001-2002 Colin Bell
07: * colbell@users.sourceforge.net
08: *
09: * This library is free software; you can redistribute it and/or
10: * modify it under the terms of the GNU Lesser General Public
11: * License as published by the Free Software Foundation; either
12: * version 2.1 of the License, or (at your option) any later version.
13: *
14: * This library is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17: * Lesser General Public License for more details.
18: *
19: * You should have received a copy of the GNU Lesser General Public
20: * License along with this library; if not, write to the Free Software
21: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: */
23:
24: /**
25: * This interface describes a logging object.
26: *
27: * @author <A HREF="mailto:colbell@users.sourceforge.net">Colin Bell</A>
28: */
29: public interface ILogger {
30: public void info(Object message);
31:
32: public void info(Object message, Throwable th);
33:
34: public void warn(Object message);
35:
36: public void warn(Object message, Throwable th);
37:
38: public void error(Object message);
39:
40: public void error(Object message, Throwable th);
41:
42: public void debug(Object message);
43:
44: public void debug(Object message, Throwable th);
45:
46: boolean isDebugEnabled();
47:
48: boolean isInfoEnabled();
49:
50: /**
51: * Sets the log level of the logger. For instance:
52: *
53: * Level.ALL
54: * Level.DEBUG
55: * Level.ERROR
56: * Level.FATAL
57: * Level.INFO
58: * Level.OFF
59: * Level.WARN
60: *
61: * @param l the level to set the logger to.
62: */
63: void setLevel(Level l);
64: }
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