Nicolas Fränkel 🇺🇦🇬🇪<p>The <a href="https://mastodon.top/tags/JVM" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JVM</span></a> is an excellent platform for <a href="https://mastodon.top/tags/monkeypatching" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>monkeypatching</span></a> </p><p>I want to demo several approaches for monkey-patching in Java in this post.</p><p>As an example, I’ll use a sample for-loop. Imagine we have a class and a method. We want to call the method multiple times without doing it explicitly.</p><p><a href="https://blog.frankel.ch/monkeypatching-java/" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">blog.frankel.ch/monkeypatching</span><span class="invisible">-java/</span></a></p><p><a href="https://mastodon.top/tags/Java" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Java</span></a> <a href="https://mastodon.top/tags/AspectJ" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AspectJ</span></a> <a href="https://mastodon.top/tags/ByteBuddy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ByteBuddy</span></a> <a href="https://mastodon.top/tags/instrumentation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>instrumentation</span></a> <a href="https://mastodon.top/tags/JavaAgent" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JavaAgent</span></a></p>