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<p>Representation of a particular point in time.
<a href="#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="monotime_8h_source.html">monotime.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-pub-methods" class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a2b4ab1fcb91b2d9dbaf277a9ad44609b" id="r_a2b4ab1fcb91b2d9dbaf277a9ad44609b"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a2b4ab1fcb91b2d9dbaf277a9ad44609b">MonoTime</a> () KUDU_MONOTIME_NOEXCEPT</td></tr>
<tr class="memitem:aa5165db9e7b4f83a66e22d2c8cba9728" id="r_aa5165db9e7b4f83a66e22d2c8cba9728"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aa5165db9e7b4f83a66e22d2c8cba9728">Initialized</a> () const</td></tr>
<tr class="memitem:ad88335c25fbf1994ff4bce3c3d13219e" id="r_ad88335c25fbf1994ff4bce3c3d13219e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ad88335c25fbf1994ff4bce3c3d13219e">GetDeltaSince</a> (const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;rhs) const</td></tr>
<tr class="memitem:a17dd3af0b55e8d19dc986101ba998de1" id="r_a17dd3af0b55e8d19dc986101ba998de1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a17dd3af0b55e8d19dc986101ba998de1">AddDelta</a> (const <a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a> &amp;delta)</td></tr>
<tr class="memitem:a0a45de871acb2fe1a366060f350baa8e" id="r_a0a45de871acb2fe1a366060f350baa8e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a0a45de871acb2fe1a366060f350baa8e">ComesBefore</a> (const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;rhs) const</td></tr>
<tr class="memitem:a6ca71bca76eae6f16c7a89b1e64154ea" id="r_a6ca71bca76eae6f16c7a89b1e64154ea"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a6ca71bca76eae6f16c7a89b1e64154ea">ToString</a> () const</td></tr>
<tr class="memitem:a7b3246071da4b61af2624a44f6c3cd9f" id="r_a7b3246071da4b61af2624a44f6c3cd9f"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a7b3246071da4b61af2624a44f6c3cd9f">ToTimeSpec</a> (struct timespec *ts) const</td></tr>
<tr class="memitem:a30097d494fee042b52daf36b7e440e72" id="r_a30097d494fee042b52daf36b7e440e72"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a30097d494fee042b52daf36b7e440e72">Equals</a> (const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;other) const</td></tr>
<tr class="memitem:af5e95ec2a881411371e210e2bc879604" id="r_af5e95ec2a881411371e210e2bc879604"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#af5e95ec2a881411371e210e2bc879604">operator+=</a> (const <a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a> &amp;delta)</td></tr>
<tr class="memitem:ab566e226925f511aff742bf865535fa4" id="r_ab566e226925f511aff742bf865535fa4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ab566e226925f511aff742bf865535fa4">operator-=</a> (const <a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a> &amp;delta)</td></tr>
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<tr class="heading"><td colspan="2"><h2 id="header-pub-static-methods" class="groupheader"><a id="pub-static-methods" name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:a6c83d5c31e6ea5a869a655646f924783" id="r_a6c83d5c31e6ea5a869a655646f924783"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a6c83d5c31e6ea5a869a655646f924783">Now</a> ()</td></tr>
<tr class="memitem:a28d08092b30ccefc5e45a6e228034ef9" id="r_a28d08092b30ccefc5e45a6e228034ef9"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a28d08092b30ccefc5e45a6e228034ef9">Max</a> ()</td></tr>
<tr class="memitem:acf4fc0351fe9245431932e481e002b99" id="r_acf4fc0351fe9245431932e481e002b99"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#acf4fc0351fe9245431932e481e002b99">Min</a> ()</td></tr>
<tr class="memitem:ae8f32a50ff1dc438c0b70010cdee62c9" id="r_ae8f32a50ff1dc438c0b70010cdee62c9"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ae8f32a50ff1dc438c0b70010cdee62c9">Earliest</a> (const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;a, const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;b)</td></tr>
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<tr class="heading"><td colspan="2"><h2 id="header-pub-static-attribs" class="groupheader"><a id="pub-static-attribs" name="pub-static-attribs"></a>
Static Public Attributes</h2></td></tr>
<tr id="pub-static-attribs-0" class="groupHeader"><td colspan="2"><div class="groupHeader">Conversion constants for ubiquitous time units.</div></td></tr>
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static const int64_t&#160;</td><td class="memItemRight" valign="bottom"><b>kNanosecondsPerSecond</b> = 1000000000L</td></tr>
<tr class="memdesc:a33db0c34f47f05d63bf2fddbff5b6b18"><td class="mdescLeft">&#160;</td><td class="mdescRight">Nanoseconds per second. <br /></td></tr>
<tr class="memitem:ab2f5fba731df8ae202ffadf7c5c49ef7" id="r_ab2f5fba731df8ae202ffadf7c5c49ef7"><td class="memItemLeft" align="right" valign="top"><a id="ab2f5fba731df8ae202ffadf7c5c49ef7" name="ab2f5fba731df8ae202ffadf7c5c49ef7"></a>
static const int64_t&#160;</td><td class="memItemRight" valign="bottom"><b>kNanosecondsPerMillisecond</b> = 1000000L</td></tr>
<tr class="memdesc:ab2f5fba731df8ae202ffadf7c5c49ef7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Nanoseconds per millisecond. <br /></td></tr>
<tr class="memitem:a8df74187bdc60ef6192c0a4467ed9583" id="r_a8df74187bdc60ef6192c0a4467ed9583"><td class="memItemLeft" align="right" valign="top"><a id="a8df74187bdc60ef6192c0a4467ed9583" name="a8df74187bdc60ef6192c0a4467ed9583"></a>
static const int64_t&#160;</td><td class="memItemRight" valign="bottom"><b>kNanosecondsPerMicrosecond</b> = 1000L</td></tr>
<tr class="memdesc:a8df74187bdc60ef6192c0a4467ed9583"><td class="mdescLeft">&#160;</td><td class="mdescRight">Nanoseconds per microseconds. <br /></td></tr>
<tr class="memitem:ad4b22e81d4c5bf23d2dc545f86865d9f" id="r_ad4b22e81d4c5bf23d2dc545f86865d9f"><td class="memItemLeft" align="right" valign="top"><a id="ad4b22e81d4c5bf23d2dc545f86865d9f" name="ad4b22e81d4c5bf23d2dc545f86865d9f"></a>
static const int64_t&#160;</td><td class="memItemRight" valign="bottom"><b>kMicrosecondsPerSecond</b> = 1000000L</td></tr>
<tr class="memdesc:ad4b22e81d4c5bf23d2dc545f86865d9f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Microseconds per second. <br /></td></tr>
</table>
<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Representation of a particular point in time. </p>
<p>The <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> class represents a particular point in time, relative to some fixed but unspecified reference point.</p>
<p>This time is monotonic, meaning that if the user changes his or her system clock, the monotime does not change. </p>
</div><a name="doc-constructors" id="doc-constructors"></a><h2 id="header-doc-constructors" class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a2b4ab1fcb91b2d9dbaf277a9ad44609b">&#9670;&#160;</a></span>MonoTime()</h2>
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<td class="memname">kudu::MonoTime::MonoTime </td>
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<p>Build a <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object. The resulting object is not initialized and not ready to use. </p>
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<a name="doc-func-members" id="doc-func-members"></a><h2 id="header-doc-func-members" class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a17dd3af0b55e8d19dc986101ba998de1">&#9670;&#160;</a></span>AddDelta()</h2>
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<td class="memname">void kudu::MonoTime::AddDelta </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a> &amp;</td> <td class="paramname"><span class="paramname"><em>delta</em></span></td><td>)</td>
<td></td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000019">Deprecated</a></b></dt><dd>Use <code><a class="el" href="#af5e95ec2a881411371e210e2bc879604">operator+=(const MonoDelta&amp;)</a></code> instead.</dd></dl>
<p>Advance this object's time specification by the specified interval.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">delta</td><td>The time interval to add. </td></tr>
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</dd>
</dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a0a45de871acb2fe1a366060f350baa8e">&#9670;&#160;</a></span>ComesBefore()</h2>
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<td class="memname">bool kudu::MonoTime::ComesBefore </td>
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<td class="paramtype">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;</td> <td class="paramname"><span class="paramname"><em>rhs</em></span></td><td>)</td>
<td> const</td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000020">Deprecated</a></b></dt><dd>Use <code><a class="el" href="#a737b345ca61bbba6196e4f4dffe4c265">operator&lt;(const MonoTime&amp;, const MonoTime&amp;)</a></code> instead.</dd></dl>
<p>Check whether the point in time specified by this object is earlier than the specified one.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>The other <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object to compare with. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd><code>true</code> iff the point in time represented by this <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object is earlier then the point in time represented by the parameter. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ae8f32a50ff1dc438c0b70010cdee62c9">&#9670;&#160;</a></span>Earliest()</h2>
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<td class="memname">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp; kudu::MonoTime::Earliest </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;</td> <td class="paramname"><span class="paramname"><em>a</em></span>, </td>
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<td class="paramtype">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;</td> <td class="paramname"><span class="paramname"><em>b</em></span>&#160;)</td>
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<span class="mlabels"><span class="mlabel static">static</span></span> </td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000017">Deprecated</a></b></dt><dd>Use std::min() instead.</dd></dl>
<p>Select the earliest between the specified time points.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">a</td><td>The first <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object to select from. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">b</td><td>The second <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object to select from. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The earliest (minimum) of the two monotimes. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a30097d494fee042b52daf36b7e440e72">&#9670;&#160;</a></span>Equals()</h2>
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<td class="memname">bool kudu::MonoTime::Equals </td>
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<td class="paramtype">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;</td> <td class="paramname"><span class="paramname"><em>other</em></span></td><td>)</td>
<td> const</td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000021">Deprecated</a></b></dt><dd>Use <a class="el" href="#a4b534e63a9c562af49100db6dd23a1d3">operator==(const MonoTime&amp;, const MonoTime&amp;)</a> instead.</dd></dl>
<p>Check whether this object represents the same point in time as the other.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramdir">[in]</td><td class="paramname">other</td><td>The other <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object to compare. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd><code>true</code> iff the point in time represented by this <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> object is the same as the one represented by the other. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ad88335c25fbf1994ff4bce3c3d13219e">&#9670;&#160;</a></span>GetDeltaSince()</h2>
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<td class="memname"><a class="el" href="classkudu_1_1MonoDelta.html">MonoDelta</a> kudu::MonoTime::GetDeltaSince </td>
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<td class="paramtype">const <a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp;</td> <td class="paramname"><span class="paramname"><em>rhs</em></span></td><td>)</td>
<td> const</td>
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<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000018">Deprecated</a></b></dt><dd>Use <code>kudu::operator-(const MonoTime&amp;, const MonoTime&amp;)</code> instead.</dd></dl>
<p>Compute time interval between the point in time specified by this and the specified object.</p>
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<tr><td class="paramdir">[in]</td><td class="paramname">rhs</td><td>The object that corresponds to the left boundary of the time interval, where this object corresponds to the right boundary of the interval. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>The resulting time interval represented as a <a class="el" href="classkudu_1_1MonoDelta.html" title="A representation of a time interval.">MonoDelta</a> object. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aa5165db9e7b4f83a66e22d2c8cba9728">&#9670;&#160;</a></span>Initialized()</h2>
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<td class="memname">bool kudu::MonoTime::Initialized </td>
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<dl class="section return"><dt>Returns</dt><dd><code>true</code> iff the object is initialized. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a28d08092b30ccefc5e45a6e228034ef9">&#9670;&#160;</a></span>Max()</h2>
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<td class="memname"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> kudu::MonoTime::Max </td>
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<dl class="section return"><dt>Returns</dt><dd><a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> equal to farthest possible time into the future. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#acf4fc0351fe9245431932e481e002b99">&#9670;&#160;</a></span>Min()</h2>
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<td class="memname"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> kudu::MonoTime::Min </td>
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<dl class="section return"><dt>Returns</dt><dd><a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> equal to farthest possible time into the past. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a6c83d5c31e6ea5a869a655646f924783">&#9670;&#160;</a></span>Now()</h2>
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<p>Get current time in <a class="el" href="classkudu_1_1MonoTime.html" title="Representation of a particular point in time.">MonoTime</a> representation.</p>
<dl class="section return"><dt>Returns</dt><dd>Time specification for the moment of the method's invocation. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#af5e95ec2a881411371e210e2bc879604">&#9670;&#160;</a></span>operator+=()</h2>
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<td class="memname"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp; kudu::MonoTime::operator+= </td>
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<p>Add a delta to the point in time represented by the object.</p>
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<tr><td class="paramdir">[in]</td><td class="paramname">delta</td><td>The delta to add. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Reference to the modified object. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ab566e226925f511aff742bf865535fa4">&#9670;&#160;</a></span>operator-=()</h2>
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<td class="memname"><a class="el" href="classkudu_1_1MonoTime.html">MonoTime</a> &amp; kudu::MonoTime::operator-= </td>
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<p>Substract a delta from the point in time represented by the object.</p>
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<tr><td class="paramdir">[in]</td><td class="paramname">delta</td><td>The delta to substract. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Reference to the modified object. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a6ca71bca76eae6f16c7a89b1e64154ea">&#9670;&#160;</a></span>ToString()</h2>
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<td class="memname">std::string kudu::MonoTime::ToString </td>
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<dl class="section return"><dt>Returns</dt><dd>String representation of the object (in seconds). </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a7b3246071da4b61af2624a44f6c3cd9f">&#9670;&#160;</a></span>ToTimeSpec()</h2>
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<td class="memname">void kudu::MonoTime::ToTimeSpec </td>
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<p>Represent this point in time as a timespec structure, with nanosecond accuracy.</p>
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<tr><td class="paramdir">[out]</td><td class="paramname">ts</td><td>Placeholder for the result value. </td></tr>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/kudu/util/<a class="el" href="monotime_8h_source.html">monotime.h</a></li>
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