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17 package org.apache.logging.slf4j;
18
19 import org.apache.logging.log4j.message.MessageFactory;
20 import org.apache.logging.log4j.spi.ExtendedLogger;
21 import org.apache.logging.log4j.spi.LoggerContext;
22 import org.apache.logging.log4j.spi.LoggerRegistry;
23 import org.slf4j.LoggerFactory;
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25
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27
28 public class SLF4JLoggerContext implements LoggerContext {
29 private final LoggerRegistry<ExtendedLogger> loggerRegistry = new LoggerRegistry<>();
30
31 @Override
32 public Object getExternalContext() {
33 return null;
34 }
35
36 @Override
37 public ExtendedLogger getLogger(final String name) {
38 if (!loggerRegistry.hasLogger(name)) {
39 loggerRegistry.putIfAbsent(name, null, new SLF4JLogger(name, LoggerFactory.getLogger(name)));
40 }
41 return loggerRegistry.getLogger(name);
42 }
43
44 @Override
45 public ExtendedLogger getLogger(final String name, final MessageFactory messageFactory) {
46
47
48 if (!loggerRegistry.hasLogger(name)) {
49
50 loggerRegistry.putIfAbsent(name, null,
51 new SLF4JLogger(name, messageFactory, LoggerFactory.getLogger(name)));
52 }
53
54 return loggerRegistry.getLogger(name);
55
56
57 }
58
59 @Override
60 public boolean hasLogger(final String name) {
61 return loggerRegistry.hasLogger(name);
62 }
63
64 @Override
65 public boolean hasLogger(final String name, final MessageFactory messageFactory) {
66 return loggerRegistry.hasLogger(name, messageFactory);
67 }
68
69 @Override
70 public boolean hasLogger(final String name, final Class<? extends MessageFactory> messageFactoryClass) {
71 return loggerRegistry.hasLogger(name, messageFactoryClass);
72 }
73 }