class Duration

class Duration extends \Google\Protobuf\Internal\Message {
    
    /**
     * Signed seconds of the span of time. Must be from -315,576,000,000
     * to +315,576,000,000 inclusive. Note: these bounds are computed from:
     * 60 sec/min * 60 min/hr * 24 hr/day * 365.25 days/year * 10000 years
     *
     * Generated from protobuf field <code>int64 seconds = 1;</code>
     */
    protected $seconds = 0;
    
    /**
     * Signed fractions of a second at nanosecond resolution of the span
     * of time. Durations less than one second are represented with a 0
     * `seconds` field and a positive or negative `nanos` field. For durations
     * of one second or more, a non-zero value for the `nanos` field must be
     * of the same sign as the `seconds` field. Must be from -999,999,999
     * to +999,999,999 inclusive.
     *
     * Generated from protobuf field <code>int32 nanos = 2;</code>
     */
    protected $nanos = 0;
    
    /**
     * Constructor.
     *
     * @param array $data {
     *     Optional. Data for populating the Message object.
     *
     *     @type int|string $seconds
     *           Signed seconds of the span of time. Must be from -315,576,000,000
     *           to +315,576,000,000 inclusive. Note: these bounds are computed from:
     *           60 sec/min * 60 min/hr * 24 hr/day * 365.25 days/year * 10000 years
     *     @type int $nanos
     *           Signed fractions of a second at nanosecond resolution of the span
     *           of time. Durations less than one second are represented with a 0
     *           `seconds` field and a positive or negative `nanos` field. For durations
     *           of one second or more, a non-zero value for the `nanos` field must be
     *           of the same sign as the `seconds` field. Must be from -999,999,999
     *           to +999,999,999 inclusive.
     * }
     */
    public function __construct($data = NULL) {
        \GPBMetadata\Google\Protobuf\Duration::initOnce();
        parent::__construct($data);
    }
    
    /**
     * Signed seconds of the span of time. Must be from -315,576,000,000
     * to +315,576,000,000 inclusive. Note: these bounds are computed from:
     * 60 sec/min * 60 min/hr * 24 hr/day * 365.25 days/year * 10000 years
     *
     * Generated from protobuf field <code>int64 seconds = 1;</code>
     * @return int|string
     */
    public function getSeconds() {
        return $this->seconds;
    }
    
    /**
     * Signed seconds of the span of time. Must be from -315,576,000,000
     * to +315,576,000,000 inclusive. Note: these bounds are computed from:
     * 60 sec/min * 60 min/hr * 24 hr/day * 365.25 days/year * 10000 years
     *
     * Generated from protobuf field <code>int64 seconds = 1;</code>
     * @param int|string $var
     * @return $this
     */
    public function setSeconds($var) {
        GPBUtil::checkInt64($var);
        $this->seconds = $var;
        return $this;
    }
    
    /**
     * Signed fractions of a second at nanosecond resolution of the span
     * of time. Durations less than one second are represented with a 0
     * `seconds` field and a positive or negative `nanos` field. For durations
     * of one second or more, a non-zero value for the `nanos` field must be
     * of the same sign as the `seconds` field. Must be from -999,999,999
     * to +999,999,999 inclusive.
     *
     * Generated from protobuf field <code>int32 nanos = 2;</code>
     * @return int
     */
    public function getNanos() {
        return $this->nanos;
    }
    
    /**
     * Signed fractions of a second at nanosecond resolution of the span
     * of time. Durations less than one second are represented with a 0
     * `seconds` field and a positive or negative `nanos` field. For durations
     * of one second or more, a non-zero value for the `nanos` field must be
     * of the same sign as the `seconds` field. Must be from -999,999,999
     * to +999,999,999 inclusive.
     *
     * Generated from protobuf field <code>int32 nanos = 2;</code>
     * @param int $var
     * @return $this
     */
    public function setNanos($var) {
        GPBUtil::checkInt32($var);
        $this->nanos = $var;
        return $this;
    }

}