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17 package org.apache.logging.log4j.core.filter;
18
19 import org.apache.logging.log4j.Level;
20 import org.apache.logging.log4j.Marker;
21 import org.apache.logging.log4j.core.Filter;
22 import org.apache.logging.log4j.core.LogEvent;
23 import org.apache.logging.log4j.core.Logger;
24 import org.apache.logging.log4j.core.config.Node;
25 import org.apache.logging.log4j.core.config.plugins.Plugin;
26 import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
27 import org.apache.logging.log4j.core.config.plugins.PluginFactory;
28 import org.apache.logging.log4j.message.Message;
29 import org.apache.logging.log4j.util.PerformanceSensitive;
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39 @Plugin(name = "ThresholdFilter", category = Node.CATEGORY, elementType = Filter.ELEMENT_TYPE, printObject = true)
40 @PerformanceSensitive("allocation")
41 public final class ThresholdFilter extends AbstractFilter {
42
43 private final Level level;
44
45 private ThresholdFilter(final Level level, final Result onMatch, final Result onMismatch) {
46 super(onMatch, onMismatch);
47 this.level = level;
48 }
49
50 @Override
51 public Result filter(final Logger logger, final Level testLevel, final Marker marker, final String msg,
52 final Object... params) {
53 return filter(testLevel);
54 }
55
56 @Override
57 public Result filter(final Logger logger, final Level testLevel, final Marker marker, final Object msg,
58 final Throwable t) {
59 return filter(testLevel);
60 }
61
62 @Override
63 public Result filter(final Logger logger, final Level testLevel, final Marker marker, final Message msg,
64 final Throwable t) {
65 return filter(testLevel);
66 }
67
68 @Override
69 public Result filter(final LogEvent event) {
70 return filter(event.getLevel());
71 }
72
73 private Result filter(final Level testLevel) {
74 return testLevel.isMoreSpecificThan(this.level) ? onMatch : onMismatch;
75 }
76
77 @Override
78 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
79 final Object p0) {
80 return filter(level);
81 }
82
83 @Override
84 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
85 final Object p0, final Object p1) {
86 return filter(level);
87 }
88
89 @Override
90 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
91 final Object p0, final Object p1, final Object p2) {
92 return filter(level);
93 }
94
95 @Override
96 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
97 final Object p0, final Object p1, final Object p2, final Object p3) {
98 return filter(level);
99 }
100
101 @Override
102 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
103 final Object p0, final Object p1, final Object p2, final Object p3,
104 final Object p4) {
105 return filter(level);
106 }
107
108 @Override
109 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
110 final Object p0, final Object p1, final Object p2, final Object p3,
111 final Object p4, final Object p5) {
112 return filter(level);
113 }
114
115 @Override
116 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
117 final Object p0, final Object p1, final Object p2, final Object p3,
118 final Object p4, final Object p5, final Object p6) {
119 return filter(level);
120 }
121
122 @Override
123 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
124 final Object p0, final Object p1, final Object p2, final Object p3,
125 final Object p4, final Object p5, final Object p6,
126 final Object p7) {
127 return filter(level);
128 }
129
130 @Override
131 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
132 final Object p0, final Object p1, final Object p2, final Object p3,
133 final Object p4, final Object p5, final Object p6,
134 final Object p7, final Object p8) {
135 return filter(level);
136 }
137
138 @Override
139 public Result filter(final Logger logger, final Level level, final Marker marker, final String msg,
140 final Object p0, final Object p1, final Object p2, final Object p3,
141 final Object p4, final Object p5, final Object p6,
142 final Object p7, final Object p8, final Object p9) {
143 return filter(level);
144 }
145
146 public Level getLevel() {
147 return level;
148 }
149
150 @Override
151 public String toString() {
152 return level.toString();
153 }
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163 @PluginFactory
164 public static ThresholdFilter createFilter(
165 @PluginAttribute("level") final Level level,
166 @PluginAttribute("onMatch") final Result match,
167 @PluginAttribute("onMismatch") final Result mismatch) {
168 final Level actualLevel = level == null ? Level.ERROR : level;
169 final Result onMatch = match == null ? Result.NEUTRAL : match;
170 final Result onMismatch = mismatch == null ? Result.DENY : mismatch;
171 return new ThresholdFilter(actualLevel, onMatch, onMismatch);
172 }
173
174 }