Method getGeneratorForName

src/main/java/org/bukkit/WorldCreator.java:355–382

Attempts to get the ChunkGenerator with the given name. If the generator is not found, null will be returned and a message will be printed to the specified CommandSender explaining why. The name must be in the "plugin:id" notation, or optionally just "plugin", where "plugin"

(@NotNull String world, @Nullable String name, @Nullable CommandSender output)

     * @return Resulting generator, or null
     */
    @Nullable
    public static ChunkGenerator getGeneratorForName(@NotNull String world, @Nullable String name, @Nullable CommandSender output) {
        ChunkGenerator result = null;

        if (world == null) {
            throw new IllegalArgumentException("World name must be specified");
        }

        if (output == null) {
            output = Bukkit.getConsoleSender();
        }

        if (name != null) {
            String[] split = name.split(":", 2);
            String id = (split.length > 1) ? split[1] : null;
            Plugin plugin = Bukkit.getPluginManager().getPlugin(split[0]);

            if (plugin == null) {
                output.sendMessage("Could not set generator for world '" + world + "': Plugin '" + split[0] + "' does not exist");
            } else if (!plugin.isEnabled()) {
                output.sendMessage("Could not set generator for world '" + world + "': Plugin '" + plugin.getDescription().getFullName() + "' is not enabled");
            } else {
                result = plugin.getDefaultWorldGenerator(world, id);
            }
        }

        return result;
    }
}