01: /*
02: * Copyright (c) 2004-2007 QOS.ch
03: * All rights reserved.
04: *
05: * Permission is hereby granted, free of charge, to any person obtaining
06: * a copy of this software and associated documentation files (the
07: * "Software"), to deal in the Software without restriction, including
08: * without limitation the rights to use, copy, modify, merge, publish,
09: * distribute, sublicense, and/or sell copies of the Software, and to
10: * permit persons to whom the Software is furnished to do so, subject to
11: * the following conditions:
12: *
13: * The above copyright notice and this permission notice shall be
14: * included in all copies or substantial portions of the Software.
15: *
16: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17: * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18: * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19: * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20: * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21: * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22: * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23: */
24:
25: package org.slf4j.spi;
26:
27: import org.slf4j.Logger;
28: import org.slf4j.Marker;
29:
30: /**
31: * An <b>optional</b> interface helping integration with logging systems capable of
32: * extracting location information. This interface is mainly used by SLF4J bridges
33: * such as jcl104-over-slf4j which need to provide hints so that the underlying logging
34: * system can extract the correct locatin information (method name, line number, etc.).
35: *
36: *
37: * @author Ceki Gulcu
38: * @since 1.3
39: */
40: public interface LocationAwareLogger extends Logger {
41:
42: final public int TRACE_INT = 00;
43: final public int DEBUG_INT = 10;
44: final public int INFO_INT = 20;
45: final public int WARN_INT = 30;
46: final public int ERROR_INT = 40;
47:
48: /**
49: * Printing method which support for location information.
50: *
51: * @param marker
52: * @param fqcn The fully qualified class name of the <b>caller</b>
53: * @param level
54: * @param message
55: * @param t
56: */
57: public void log(Marker marker, String fqcn, int level,
58: String message, Throwable t);
59:
60: }
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