HttpStatus.java

public enum HttpStatus {

    OK(200),
    CREATED(201),
    ACCEPTED(202),

    NOT_MODIFIED(304),

    BAD_REQUEST(400),
    UNAUTHORIZED(401),
    FORBIDDEN(403),
    NOT_FOUND(404),
    METHOD_NOT_ALLOWED(405),
    NOT_ACCEPTABLE(406),
    CONFLICT(409),
    GONE(410),
    LENGTH_REQUIRED(411),
    PRECONDITION_FAILED(412),
    REQUEST_ENTITY_TOO_LARGE(413),
    REQUEST_URI_TOO_LONG(414),
    UNSUPPORTED_MEDIA_TYPE(415),
    REQUESTED_RANGE_NOT_SATISFIABLE(416),
    EXPECTATION_FAILED(417);

    private final int status;

    HttpStatus(int statusCode) {
        this.status = statusCode;
    }

    public int getStatus() {
        return status;
    }

    public HttpStatus valueOf(int status) {
        for (HttpStatus e : values()) {
            if (e.getStatus() == status) {
                return e;
            }
        }
        throw new IllegalArgumentException("Unsupported status [" + status + "]");
    }
}