Simplify Multi-Release plugin jar patch

We don't have to worry about running on Java <9 anymore.
This commit is contained in:
Kyle Wood 2021-06-16 23:18:18 -05:00
parent 3353754726
commit 52287ea614
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@ -5,26 +5,15 @@ Subject: [PATCH] Enable multi-release plugin jars
diff --git a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java diff --git a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
index 6b5d7c350c216b7a234d96ecacae1d39a1acd814..18cf36020bca7c174a775de75241f149ef4e45e7 100644 index 6b5d7c350c216b7a234d96ecacae1d39a1acd814..81292899918c4dc880661ee628384cb840a6244f 100644
--- a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java --- a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
+++ b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java +++ b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
@@ -58,7 +58,18 @@ public final class PluginClassLoader extends URLClassLoader { // Spigot @@ -58,7 +58,7 @@ public final class PluginClassLoader extends URLClassLoader { // Spigot
this.description = description; this.description = description;
this.dataFolder = dataFolder; this.dataFolder = dataFolder;
this.file = file; this.file = file;
- this.jar = new JarFile(file); - this.jar = new JarFile(file);
+ // Paper - enable multi-release jars for Java 9+ + this.jar = new JarFile(file, true, java.util.zip.ZipFile.OPEN_READ, JarFile.runtimeVersion()); // Paper - enable multi-release jars for Java 9+
+ JarFile jarFile;
+ try {
+ final java.lang.reflect.Method runtimeVersionMethod = JarFile.class.getMethod("runtimeVersion");
+ final Object runtimeVersion = runtimeVersionMethod.invoke(null);
+ @SuppressWarnings("JavaReflectionMemberAccess") final java.lang.reflect.Constructor<JarFile> constructor = JarFile.class.getConstructor(File.class, boolean.class, int.class, runtimeVersion.getClass());
+ jarFile = constructor.newInstance(file, true, java.util.zip.ZipFile.OPEN_READ, runtimeVersion);
+ } catch (Exception ignored) {
+ jarFile = new JarFile(file);
+ }
+ this.jar = jarFile;
+ // Paper end
this.manifest = jar.getManifest(); this.manifest = jar.getManifest();
this.url = file.toURI().toURL(); this.url = file.toURI().toURL();
this.libraryLoader = libraryLoader; this.libraryLoader = libraryLoader;