LOG4J2-2789 - Conditionally perform status logging calculations in PluginRegistry.
diff --git a/log4j-plugins/src/main/java/org/apache/logging/log4j/plugins/util/PluginRegistry.java b/log4j-plugins/src/main/java/org/apache/logging/log4j/plugins/util/PluginRegistry.java
index f18fd1e..344b987 100644
--- a/log4j-plugins/src/main/java/org/apache/logging/log4j/plugins/util/PluginRegistry.java
+++ b/log4j-plugins/src/main/java/org/apache/logging/log4j/plugins/util/PluginRegistry.java
@@ -210,11 +210,16 @@
}
}
}
- final long endTime = System.nanoTime();
- final DecimalFormat numFormat = new DecimalFormat("#0.000000");
- final double seconds = (endTime - startTime) * 1e-9;
- LOGGER.debug("Took {} seconds to load {} plugins from {}",
- numFormat.format(seconds), pluginCount, classLoader);
+ final int numPlugins = pluginCount;
+ LOGGER.debug(() -> {
+ final long endTime = System.nanoTime();
+ StringBuilder sb = new StringBuilder("Took ");
+ final DecimalFormat numFormat = new DecimalFormat("#0.000000");
+ sb.append(numFormat.format((endTime - startTime) * 1e-9));
+ sb.append(" seconds to load ").append(numPlugins);
+ sb.append(" plugins from ").append(classLoader);
+ return sb.toString();
+ });
}
private Map<String, List<PluginType<?>>> decodeCacheFiles(final ClassLoader loader) {
@@ -251,12 +256,16 @@
}
}
}
-
- final long endTime = System.nanoTime();
- final DecimalFormat numFormat = new DecimalFormat("#0.000000");
- final double seconds = (endTime - startTime) * 1e-9;
- LOGGER.debug("Took {} seconds to load {} plugins from {}",
- numFormat.format(seconds), pluginCount, loader);
+ final int numPlugins = pluginCount;
+ LOGGER.debug(() -> {
+ final long endTime = System.nanoTime();
+ StringBuilder sb = new StringBuilder("Took ");
+ final DecimalFormat numFormat = new DecimalFormat("#0.000000");
+ sb.append(numFormat.format((endTime - startTime) * 1e-9));
+ sb.append(" seconds to load ").append(numPlugins);
+ sb.append(" plugins from ").append(loader);
+ return sb.toString();
+ });
return newPluginsByCategory;
}
@@ -318,12 +327,15 @@
}
}
}
-
- final long endTime = System.nanoTime();
- final DecimalFormat numFormat = new DecimalFormat("#0.000000");
- final double seconds = (endTime - startTime) * 1e-9;
- LOGGER.debug("Took {} seconds to load {} plugins from package {}",
- numFormat.format(seconds), resolver.getClasses().size(), pkg);
+ LOGGER.debug(() -> {
+ final long endTime = System.nanoTime();
+ StringBuilder sb = new StringBuilder("Took ");
+ final DecimalFormat numFormat = new DecimalFormat("#0.000000");
+ sb.append(numFormat.format((endTime - startTime) * 1e-9));
+ sb.append(" seconds to load ").append(resolver.getClasses().size());
+ sb.append(" plugins from package ").append(pkg);
+ return sb.toString();
+ });
// Note multiple threads could be calling this method concurrently. Both will do the work,
// but only one will be allowed to store the result in the outer map.
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 3c9f7ae..e2999d2 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -166,6 +166,9 @@
</action>
</release>
<release version="2.13.1" date="2019-MM-DD" description="GA Release 2.13.1">
+ <action issue="LOG4J2-2789" dev="rgeors" type="update" due-to="Marius Volkhart">
+ Conditionally perform status logging calculations in PluginRegistry.
+ </action>
<action issue="LOG4J2-2756" dev="rgoers" type="fix">
Prevent LoggerContext from being garbage collected while being created.
</action>