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SPIGOT-6502: Loading a class from a library of another plugin resulted in a ClassCastException.

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blablubbabc 2021-06-11 14:00:18 +10:00 • committed by md_5
parent 04df07fe9a
commit 7e29f76544
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1 changed files with 3 additions and 1 deletions
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4
src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
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@ -113,9 +113,11 @@ final class PluginClassLoader extends URLClassLoader {
} }
if (checkGlobal) { if (checkGlobal) {
// This ignores the libraries of other plugins, unless they are transitive dependencies.
Class<?> result = loader.getClassByName(name, resolve, description); Class<?> result = loader.getClassByName(name, resolve, description);
if (result != null) { // If the class was loaded from a library instead of a PluginClassLoader, we can assume that its associated plugin is a transitive dependency and can therefore skip this check.
if (result != null && result.getClassLoader() instanceof PluginClassLoader) {
PluginDescriptionFile provider = ((PluginClassLoader) result.getClassLoader()).description; PluginDescriptionFile provider = ((PluginClassLoader) result.getClassLoader()).description;
if (provider != description if (provider != description