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Cleanup PluginClassLoader when disabling plugins

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Frank van der Heijden 2020-06-09 11:32:03 +02:00
parent 64e18c7d4e
commit 68efbb0635
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3 changed files with 80 additions and 0 deletions
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17
src/main/java/net/frankheijden/serverutils/managers/PluginManager.java
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@ -6,12 +6,15 @@ import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.plugin.InvalidPluginException;
import org.bukkit.plugin.Plugin;
import org.bukkit.plugin.java.PluginClassLoader;
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.Map;
import static net.frankheijden.serverutils.reflection.ReflectionUtils.set;
public class PluginManager {
public static LoadResult loadPlugin(String jarFile) {
@ -45,6 +48,7 @@ public class PluginManager {
Bukkit.getPluginManager().disablePlugin(plugin);
RSimplePluginManager.getPlugins(Bukkit.getPluginManager()).remove(plugin);
RSimplePluginManager.removeLookupName(Bukkit.getPluginManager(), plugin.getName());
clearClassLoader(RJavaPlugin.getClassLoader(plugin));
RCraftingManager.removeRecipesFor(plugin);
} catch (Exception ex) {
ex.printStackTrace();
@ -54,6 +58,19 @@ public class PluginManager {
return Result.SUCCESS;
}
public static void clearClassLoader(ClassLoader loader) throws IllegalAccessException {
if (loader == null) return;
if (loader instanceof PluginClassLoader) {
clearClassLoader((PluginClassLoader) loader);
}
}
public static void clearClassLoader(PluginClassLoader loader) throws IllegalAccessException {
if (loader == null) return;
set(RPluginClassLoader.getFields(), loader, "plugin", null);
set(RPluginClassLoader.getFields(), loader, "pluginInit", null);
}
public static Result enablePlugin(Plugin plugin) {
if (plugin == null) return Result.NOT_EXISTS;
if (Bukkit.getPluginManager().isPluginEnabled(plugin.getName())) return Result.ALREADY_ENABLED;