跨 ClassLoader 函数共享

FluxonRuntime runtime = FluxonRuntime.getInstance();
runtime.setSharingIdentity("MyPlugin");  // 通常用 plugin.getName()

MethodHandle mh = MethodHandles.lookup().findStatic(
    MyClass.class, "heal",
    MethodType.methodType(int.class, int.class));
runtime.exportFunction("heal", mh);

runtime.registerFunction("greet", signature, ctx -> {
    ctx.setReturnRef("Hello, " + ctx.getRef(0) + "!");
});
runtime.exportRegisteredFunction("greet");

runtime.registerExtension(Player.class)
    .sharedFunction("heal", signature, ctx -> {
        // 实现
    })
    .sharedAsyncFunction("save", signature, ctx -> {
        // 异步实现
    })
    .sharedSyncFunction("teleport", signature, ctx -> {
        // 主线程实现
    });

public class PlayerAPI {
    @Export(shared = true)
    public static int heal(int amount) {
        return amount * 2;
    }
}

// 导入指定插件的指定函数
runtime.importSharedFunction("OtherPlugin", "heal");

// 导入指定插件的所有共享函数
runtime.importAllSharedFunctions("OtherPlugin");

// 导入所有插件的所有共享函数
runtime.importAllSharedFunctions();

Function f = env.getSharedFunction("OtherPlugin", "heal");

runtime.unexportAll();

// Plugin A: onEnable 
FluxonRuntime runtime = FluxonRuntime.getInstance();
runtime.setSharingIdentity("QuestPlugin");

// 注册并导出
runtime.registerFunction("check_quest", signature, ctx -> { ... });
runtime.exportRegisteredFunction("check_quest");

runtime.registerExtension(Player.class)
    .sharedFunction("get_quest_progress", signature, ctx -> { ... });

// Plugin B: onEnable 
FluxonRuntime runtime = FluxonRuntime.getInstance();

// 导入 QuestPlugin 的所有共享函数
runtime.importAllSharedFunctions("QuestPlugin");

// 现在可以在脚本中使用
Fluxon.eval("check_quest('main_story')");

// Plugin A: onDisable 
runtime.unexportAll();  // 清理所有已导出的函数