SslContextOption Class — netty Architecture

Source Code

handler/src/main/java/io/netty/handler/ssl/SslContextOption.java lines 31–86

public class SslContextOption<T> extends AbstractConstant<SslContextOption<T>> {

    private static final ConstantPool<SslContextOption<Object>> pool = new ConstantPool<SslContextOption<Object>>() {
        @Override
        protected SslContextOption<Object> newConstant(int id, String name) {
            return new SslContextOption<Object>(id, name);
        }
    };

    /**
     * Returns the {@link SslContextOption} of the specified name.
     */
    @SuppressWarnings("unchecked")
    public static <T> SslContextOption<T> valueOf(String name) {
        return (SslContextOption<T>) pool.valueOf(name);
    }

    /**
     * Shortcut of {@link #valueOf(String) valueOf(firstNameComponent.getName() + "#" + secondNameComponent)}.
     */
    @SuppressWarnings("unchecked")
    public static <T> SslContextOption<T> valueOf(Class<?> firstNameComponent, String secondNameComponent) {
        return (SslContextOption<T>) pool.valueOf(firstNameComponent, secondNameComponent);
    }

    /**
     * Returns {@code true} if a {@link SslContextOption} exists for the given {@code name}.
     */
    public static boolean exists(String name) {
        return pool.exists(name);
    }

    /**
     * Creates a new {@link SslContextOption} with the specified unique {@code name}.
     */
    private SslContextOption(int id, String name) {
        super(id, name);
    }

    /**
     * Should be used by sub-classes.
     *
     * @param name the name of the option
     */
    protected SslContextOption(String name) {
        this(pool.nextId(), name);
    }

    /**
     * Validate the value which is set for the {@link SslContextOption}. Sub-classes
     * may override this for special checks.
     */
    public void validate(T value) {
        ObjectUtil.checkNotNull(value, "value");
    }
}