Java 类org.apache.commons.lang3.CharSet 实例源码

/**
 * Attempts to load a mod from an input stream. This will parse the manifest
 * file.
 *
 * @param file the file
 * @param manifest the manifest instance
 * @return the manifest mod container
 */
private ManifestModInfo loadMod(File file, Manifest manifest) {
    ManifestModInfo container = ManifestModInfo.create(file, manifest);
    if (container == null) {
        log.error("Found invalid manifest in file " + file);
        return null;
    }
    log.info("Found mod " + container.getName() + " with id " + container.getModID());
    if (container.getModID().isEmpty()) {
        throw new RuntimeException("Empty mod ID for mod '" + container.getName() + "'!");
    }
    for (char c : container.getModID().toCharArray()) {
        if (c != '-' && c != '_' && !CharSet.ASCII_ALPHA_LOWER.contains(c) && !CharSet.ASCII_NUMERIC.contains(c)) {
            throw new RuntimeException("Illegal characters in ID '" + container.getModID() + "' for mod '" + container.getName() + "'.");
        }
    }
    if (container.getModID().equals("oml")) {
        throw new RuntimeException("'oml' is a reserved mod id!");
    }
    if (container.getName() == null || container.getName().isEmpty()) {
        throw new RuntimeException("The mod must set a non-empty name!");
    }
    container.getVersion();
    if (!container.getMinecraftVersion().equals(OpenModLoader.getMinecraftVersion())) {
        log.warn("Mod '%s' is expecting Minecraft %s, but we are running on Minecraft %s!", container.getName(), container.getMinecraftVersion(), OpenModLoader.getMinecraftVersion());
    }
    if (container.getSide() != Side.UNIVERSAL && container.getSide() != OMLStrippableTransformer.getSide()) {
        log.info("Invalid side %s for mod %s. The mod will not be loaded.", OMLStrippableTransformer.getSide(), container.getName());
    }
    return container;
}

@Test
public void charSetDemo() {
    System.out.println("**CharSetDemo**");
    CharSet charSet = CharSet.getInstance("aeiou");
    String demoStr = "The quick brown fox jumps over the lazy dog.";
    int count = 0;
    for (int i = 0, len = demoStr.length(); i < len; i++) {
        if (charSet.contains(demoStr.charAt(i))) {
            count++;
        }
    }
    System.out.println("count: " + count);
}