1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 package org.apache.logging.log4j.core.pattern;
18
19 import java.util.List;
20
21 import org.apache.logging.log4j.core.LogEvent;
22 import org.apache.logging.log4j.core.config.Configuration;
23 import org.apache.logging.log4j.core.config.plugins.Plugin;
24 import org.apache.logging.log4j.core.layout.PatternLayout;
25
26
27
28
29 @Plugin(name = "equalsIgnoreCase", category = PatternConverter.CATEGORY)
30 @ConverterKeys({ "equalsIgnoreCase" })
31 public final class EqualsIgnoreCaseReplacementConverter extends LogEventPatternConverter {
32
33
34
35
36
37
38
39
40
41
42 public static EqualsIgnoreCaseReplacementConverter newInstance(final Configuration config, final String[] options) {
43 if (options.length != 3) {
44 LOGGER.error("Incorrect number of options on equalsIgnoreCase. Expected 3 received " + options.length);
45 return null;
46 }
47 if (options[0] == null) {
48 LOGGER.error("No pattern supplied on equalsIgnoreCase");
49 return null;
50 }
51 if (options[1] == null) {
52 LOGGER.error("No test string supplied on equalsIgnoreCase");
53 return null;
54 }
55 if (options[2] == null) {
56 LOGGER.error("No substitution supplied on equalsIgnoreCase");
57 return null;
58 }
59 final String p = options[1];
60 final PatternParser parser = PatternLayout.createPatternParser(config);
61 final List<PatternFormatter> formatters = parser.parse(options[0]);
62 return new EqualsIgnoreCaseReplacementConverter(formatters, p, options[2]);
63 }
64
65 private final List<PatternFormatter> formatters;
66
67 private final String substitution;
68
69 private final String testString;
70
71
72
73
74
75
76
77
78
79
80
81 private EqualsIgnoreCaseReplacementConverter(final List<PatternFormatter> formatters, final String testString,
82 final String substitution) {
83 super("equals", "equals");
84 this.testString = testString;
85 this.substitution = substitution;
86 this.formatters = formatters;
87 }
88
89
90
91
92 @Override
93 public void format(final LogEvent event, final StringBuilder toAppendTo) {
94 final StringBuilder buf = new StringBuilder();
95 for (final PatternFormatter formatter : formatters) {
96 formatter.format(event, buf);
97 }
98 final String string = buf.toString();
99 toAppendTo.append(testString.equalsIgnoreCase(string) ? substitution : string);
100 }
101 }