public static Character checkNull(Character value, Character elseValue) {
        return isNull(value) ? elseValue : value;
    }
public static Character checkNull ( Character value , Character elseValue ) { return isNull ( value ) ? elseValue : value ; }
检查Character是否为null

@param value 值
@param elseValue 为null返回的值

@return {@link Character}

@since 1.0.8