declare namespace java {
    namespace lang {
        // @ts-ignore
         class UnsupportedClassVersionError extends java.lang.ClassFormatError {
            /**
             * Constructs a <code>UnsupportedClassVersionError</code>
             * with no detail message.
             */
            // @ts-ignore
            constructor()
            /**
             * Constructs a <code>UnsupportedClassVersionError</code> with
             * the specified detail message.
             */
            // @ts-ignore
            constructor(s: string)
        }
    }
}
