ItemStackTest.java 文件源码

Material[] value() {
    final ItemFactory factory = CraftItemFactory.instance();
    final Map<Class<? extends ItemMeta>, Material> possibleMaterials = new HashMap<Class<? extends ItemMeta>, Material>();
    for (final Material material : Material.values()) {
        final ItemMeta meta = factory.getItemMeta(material);
        if (meta == null || possibleMaterials.containsKey(meta.getClass()))
            continue;
        possibleMaterials.put(meta.getClass(), material);

    }
    return possibleMaterials.values().toArray(new Material[possibleMaterials.size()]);
}