GitHub

java.lang.NoClassDefFoundError: com/codahale/metrics/ThreadLocalRandomProxy updating resetting timer

java.lang.ClassNotFoundException: com.codahale.metrics.ThreadLocalRandomProxy at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java ...
GitHub

java.lang.IllegalArgumentException: Context does not have an entry for key [class io.micrometer.core.instrument.Timer$Sample]

Describe the bug During load test an IllegalArgumentException occurs randomly in the logs. Environment Spring Boot 3.0.6 WebFlux application Micrometer version: 1.10.6 Micrometer registry: promethe ...
Ars Technica

Java Timer Reset

So I inherited this bit of Java code and it has what I will call a Watchdog Timer.<BR>It is set for like 10 minutes and if nothing good happens in 10 minutes it runs some cleanup code.<BR><BR>Now when ...
InfoWorld

All about Java class loaders

Here's a quick look at the three types of class loaders and everything you need to know to work with them in your Java programs. Java class loaders are a component of the Java virtual machine (JVM) ...