Re-enable multi-release plugin JARs (#9001)

patches/api/Enable-multi-release-plugin-jars.patch

@@ -1,19 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Kyle Wood <kyle@denwav.dev>
-Date: Fri, 4 Dec 2020 15:53:19 -0800
-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
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
-+++ b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
-@@ -0,0 +0,0 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
-         this.description = description;
-         this.dataFolder = dataFolder;
-         this.file = file;
--        this.jar = jarFile == null ? new JarFile(file) : jarFile; // Paper - use JarFile provided by SpigotPluginProvider
-+        this.jar = jarFile == null ? new JarFile(file, true, java.util.zip.ZipFile.OPEN_READ, JarFile.runtimeVersion()) : jarFile; // Paper - use JarFile provided by SpigotPluginProvider // Paper - enable multi-release jars for Java 9+
-         this.manifest = jar.getManifest();
-         this.url = file.toURI().toURL();
-         this.libraryLoader = libraryLoader;

patches/api/Paper-Plugins.patch

@@ -2067,7 +2067,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  
 -    PluginClassLoader(@NotNull final JavaPluginLoader loader, @Nullable final ClassLoader parent, @NotNull final PluginDescriptionFile description, @NotNull final File dataFolder, @NotNull final File file, @Nullable ClassLoader libraryLoader) throws IOException, InvalidPluginException, MalformedURLException {
 +    @org.jetbrains.annotations.ApiStatus.Internal // Paper
-+    public PluginClassLoader(@Nullable final ClassLoader parent, @NotNull final PluginDescriptionFile description, @NotNull final File dataFolder, @NotNull final File file, @Nullable ClassLoader libraryLoader, @Nullable JarFile jarFile, io.papermc.paper.plugin.provider.entrypoint.DependencyContext dependencyContext) throws IOException, InvalidPluginException, MalformedURLException { // Paper // Paper - use JarFile provided by SpigotPluginProvider
++    public PluginClassLoader(@Nullable final ClassLoader parent, @NotNull final PluginDescriptionFile description, @NotNull final File dataFolder, @NotNull final File file, @Nullable ClassLoader libraryLoader, JarFile jarFile, io.papermc.paper.plugin.provider.entrypoint.DependencyContext dependencyContext) throws IOException, InvalidPluginException, MalformedURLException { // Paper // Paper - use JarFile provided by SpigotPluginProvider
          super(new URL[] {file.toURI().toURL()}, parent);
 -        Preconditions.checkArgument(loader != null, "Loader cannot be null");
 +        this.loader = null; // Paper - pass null into loader field
@@ -2077,7 +2077,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
          this.dataFolder = dataFolder;
          this.file = file;
 -        this.jar = new JarFile(file);
-+        this.jar = jarFile == null ? new JarFile(file) : jarFile; // Paper - use JarFile provided by SpigotPluginProvider
++        this.jar = jarFile; // Paper - use JarFile provided by SpigotPluginProvider
          this.manifest = jar.getManifest();
          this.url = file.toURI().toURL();
          this.libraryLoader = libraryLoader;

patches/api/Rewrite-LogEvents-to-contain-the-source-jars-in-stac.patch

@@ -11,7 +11,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 @@ -0,0 +0,0 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
  
      @org.jetbrains.annotations.ApiStatus.Internal // Paper
-     public PluginClassLoader(@Nullable final ClassLoader parent, @NotNull final PluginDescriptionFile description, @NotNull final File dataFolder, @NotNull final File file, @Nullable ClassLoader libraryLoader, @Nullable JarFile jarFile, io.papermc.paper.plugin.provider.entrypoint.DependencyContext dependencyContext) throws IOException, InvalidPluginException, MalformedURLException { // Paper // Paper - use JarFile provided by SpigotPluginProvider
+     public PluginClassLoader(@Nullable final ClassLoader parent, @NotNull final PluginDescriptionFile description, @NotNull final File dataFolder, @NotNull final File file, @Nullable ClassLoader libraryLoader, JarFile jarFile, io.papermc.paper.plugin.provider.entrypoint.DependencyContext dependencyContext) throws IOException, InvalidPluginException, MalformedURLException { // Paper // Paper - use JarFile provided by SpigotPluginProvider
 -        super(new URL[] {file.toURI().toURL()}, parent);
 +        super(file.getName(), new URL[] {file.toURI().toURL()}, parent);
          this.loader = null; // Paper - pass null into loader field

patches/server/Paper-Plugins.patch

@@ -5069,7 +5069,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        try {
 +            context = this.checkUpdate(context);
 +
-+            JarFile file = new JarFile(context.toFile());
++            JarFile file = new JarFile(context.toFile(), true, JarFile.OPEN_READ, JarFile.runtimeVersion());
 +            PluginFileType<?, ?> type = PluginFileType.guessType(file);
 +            if (type == null) {
 +                throw new IllegalArgumentException(source + " is not a valid plugin file, cannot load a plugin from it!");