这是一个基于 Vault 的排行榜的 Java 代码示例:\n\njava\nimport org.bukkit.Bukkit;\nimport org.bukkit.ChatColor;\nimport org.bukkit.entity.Player;\nimport org.bukkit.plugin.RegisteredServiceProvider;\nimport org.bukkit.plugin.java.JavaPlugin;\n\nimport net.milkbowl.vault.economy.Economy;\n\nimport java.util.HashMap;\nimport java.util.Map;\nimport java.util.UUID;\n\npublic class Leaderboard extends JavaPlugin {\n private Economy economy;\n private Map<UUID, Integer> playerScores;\n\n @Override\n public void onEnable() {\n if (!setupEconomy()) {\n getLogger().severe("Vault not found! Disabling plugin...");\n getServer().getPluginManager().disablePlugin(this);\n return;\n }\n\n playerScores = new HashMap<>();\n\n // Register events if needed\n\n // Register commands if needed\n\n // Schedule leaderboard update task\n getServer().getScheduler().runTaskTimer(this, this::updateLeaderboard, 0, 600);\n }\n\n private boolean setupEconomy() {\n if (getServer().getPluginManager().getPlugin("Vault") == null) {\n return false;\n }\n\n RegisteredServiceProvider<Economy> rsp = getServer().getServicesManager().getRegistration(Economy.class);\n if (rsp == null) {\n return false;\n }\n\n economy = rsp.getProvider();\n return economy != null;\n }\n\n private void updateLeaderboard() {\n // Clear previous leaderboard\n playerScores.clear();\n\n // Update player scores\n for (Player player : Bukkit.getOnlinePlayers()) {\n double balance = economy.getBalance(player);\n int score = (int) balance; // Convert balance to an integer score\n playerScores.put(player.getUniqueId(), score);\n }\n\n // Sort player scores in descending order\n playerScores.entrySet().stream()\n .sorted(Map.Entry.<UUID, Integer>comparingByValue().reversed())\n .limit(10) // Show top 10 players\n .forEach(entry -> {\n Player player = Bukkit.getPlayer(entry.getKey());\n if (player != null) {\n String playerName = player.getName();\n int score = entry.getValue();\n player.sendMessage(ChatColor.YELLOW + playerName + ": " + score);\n }\n });\n }\n\n @Override\n public void onDisable() {\n // Clear player scores and cancel leaderboard update task\n playerScores.clear();\n getServer().getScheduler().cancelTasks(this);\n }\n}\n\n\n在这个示例中,我们使用了 Vault 插件提供的经济 API 来获取玩家的余额,并将余额转换为整数分数来构建排行榜。请注意,你需要在服务器上安装 Vault 插件,并在项目中添加 Vault 的依赖。\n\n在onEnable()方法中,我们首先检查是否成功设置 Vault 经济系统,并在失败时禁用插件。然后,我们初始化playerScores哈希映射,并在需要时注册事件和命令。最后,我们通过调度一个任务来定期更新排行榜,该任务每 600 个游戏刻更新一次。\n\n在updateLeaderboard()方法中,我们首先清除先前的排行榜,然后针对在线玩家更新每个玩家的分数。我们使用 Vault 经济 API 来获取每个玩家的余额,并将其转换为整数分数。然后,我们对玩家分数进行降序排序,并只选择前 10 名玩家。最后,我们向这些玩家发送排行榜消息。\n\n在onDisable()方法中,我们清除玩家分数并取消排行榜更新任务,以便在插件禁用时清理资源。


原文地址: https://www.cveoy.top/t/topic/ppVu 著作权归作者所有。请勿转载和采集!

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