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Implement load dependency in LaunchClassLoader

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This commit is contained in:
Luohuayu
2020-02-16 19:15:55 +08:00
committed by GitHub
parent 7967c1dbe2
commit 555d694381
1 changed files with 10 additions and 5 deletions
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5
src/main/scala/io/izzel/taboolib/module/dependency/TDependencyLoader.java
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@@ -20,11 +20,16 @@ public class TDependencyLoader {
public static synchronized void addToPath(Plugin plugin, URL url) { public static synchronized void addToPath(Plugin plugin, URL url) {
try { try {
ClassLoader loader = plugin instanceof InternalPlugin ? Bukkit.class.getClassLoader() : plugin.getClass().getClassLoader(); ClassLoader loader = plugin instanceof InternalPlugin ? Bukkit.class.getClassLoader() : plugin.getClass().getClassLoader();
if ("LaunchClassLoader".equals(loader.getClass().getSimpleName())) {
MethodHandle methodHandle = Ref.lookup().findVirtual(loader.getClass(), "addURL", MethodType.methodType(void.class, java.net.URL.class));
methodHandle.invoke(loader, url);
} else {
Field ucpField = loader.getClass().getDeclaredField("ucp"); Field ucpField = loader.getClass().getDeclaredField("ucp");
long ucpOffset = Ref.getUnsafe().objectFieldOffset(ucpField); long ucpOffset = Ref.getUnsafe().objectFieldOffset(ucpField);
Object ucp = Ref.getUnsafe().getObject(loader, ucpOffset); Object ucp = Ref.getUnsafe().getObject(loader, ucpOffset);
MethodHandle methodHandle = Ref.lookup().findVirtual(ucp.getClass(), "addURL", MethodType.methodType(void.class, java.net.URL.class)); MethodHandle methodHandle = Ref.lookup().findVirtual(ucp.getClass(), "addURL", MethodType.methodType(void.class, java.net.URL.class));
methodHandle.invoke(ucp, url); methodHandle.invoke(ucp, url);
}
} catch (Throwable e) { } catch (Throwable e) {
e.printStackTrace(); e.printStackTrace();
} }