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17 package org.apache.logging.log4j.core.appender;
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19 import java.util.Objects;
20 import java.util.concurrent.atomic.AtomicLong;
21
22 import org.apache.logging.log4j.core.Layout;
23 import org.apache.logging.log4j.core.LogEvent;
24 import org.apache.logging.log4j.core.config.plugins.Plugin;
25 import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
26 import org.apache.logging.log4j.core.config.plugins.PluginFactory;
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31 @Plugin(name = "CountingNoOp", category = "Core", elementType = "appender", printObject = true)
32 public class CountingNoOpAppender extends AbstractAppender {
33
34 private final AtomicLong total = new AtomicLong();
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36 public CountingNoOpAppender(final String name, final Layout<?> layout) {
37 super(name, null, layout);
38 }
39
40 public long getCount() {
41 return total.get();
42 }
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44 @Override
45 public void append(final LogEvent event) {
46 total.incrementAndGet();
47 }
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52 @PluginFactory
53 public static CountingNoOpAppender createAppender(@PluginAttribute("name") final String name) {
54 return new CountingNoOpAppender(Objects.requireNonNull(name), null);
55 }
56 }