declare namespace org {
    namespace eclipse {
        namespace jetty {
            namespace http {
                class HttpVersion extends java.lang.Enum<org.eclipse.jetty.http.HttpVersion> {
                    public static readonly HTTP_0_9: org.eclipse.jetty.http.HttpVersion
                    public static readonly HTTP_1_0: org.eclipse.jetty.http.HttpVersion
                    public static readonly HTTP_1_1: org.eclipse.jetty.http.HttpVersion
                    public static readonly HTTP_2: org.eclipse.jetty.http.HttpVersion
                    public static readonly CACHE: org.eclipse.jetty.util.Trie<org.eclipse.jetty.http.HttpVersion>
                    public static values(): org.eclipse.jetty.http.HttpVersion[]
                    public static valueOf(arg0: java.lang.String | string): org.eclipse.jetty.http.HttpVersion
                    public static lookAheadGet(arg0: byte[], arg1: int, arg2: int): org.eclipse.jetty.http.HttpVersion
                    public static lookAheadGet(arg0: java.nio.ByteBuffer): org.eclipse.jetty.http.HttpVersion
                    public toBytes(): byte[]
                    public toBuffer(): java.nio.ByteBuffer
                    public getVersion(): int
                    public is(arg0: java.lang.String | string): boolean
                    public asString(): string
                    public toString(): string
                    public static fromString(arg0: java.lang.String | string): org.eclipse.jetty.http.HttpVersion
                    public static fromVersion(arg0: int): org.eclipse.jetty.http.HttpVersion
                    public static class: java.lang.Class<any>
                }
            }
        }
    }
}