01: /* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */
02: /*
03: Copyright (c) 2006-2008 ymnk, JCraft,Inc. All rights reserved.
04:
05: Redistribution and use in source and binary forms, with or without
06: modification, are permitted provided that the following conditions are met:
07:
08: 1. Redistributions of source code must retain the above copyright notice,
09: this list of conditions and the following disclaimer.
10:
11: 2. Redistributions in binary form must reproduce the above copyright
12: notice, this list of conditions and the following disclaimer in
13: the documentation and/or other materials provided with the distribution.
14:
15: 3. The names of the authors may not be used to endorse or promote products
16: derived from this software without specific prior written permission.
17:
18: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
19: INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20: FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
21: INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
22: INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
24: OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25: LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26: NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27: EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28: */
29:
30: package com.jcraft.jsch;
31:
32: public interface Logger {
33:
34: public final int DEBUG = 0;
35: public final int INFO = 1;
36: public final int WARN = 2;
37: public final int ERROR = 3;
38: public final int FATAL = 4;
39:
40: public boolean isEnabled(int level);
41:
42: public void log(int level, String message);
43:
44: /*
45: public final Logger SIMPLE_LOGGER=new Logger(){
46: public boolean isEnabled(int level){return true;}
47: public void log(int level, String message){System.err.println(message);}
48: };
49: final Logger DEVNULL=new Logger(){
50: public boolean isEnabled(int level){return false;}
51: public void log(int level, String message){}
52: };
53: */
54: }
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