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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.eclipse.jetty.http2.parser</a></div>
<h2 title="Class WindowRateControl" class="title">Class WindowRateControl</h2>
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<li>java.lang.Object</li>
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<li>org.eclipse.jetty.http2.parser.WindowRateControl</li>
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<dd><code><a href="RateControl.html" title="interface in org.eclipse.jetty.http2.parser">RateControl</a></code></dd>
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<pre>public class <span class="typeNameLabel">WindowRateControl</span>
extends java.lang.Object
implements <a href="RateControl.html" title="interface in org.eclipse.jetty.http2.parser">RateControl</a></pre>
<div class="block"><p>An implementation of <a href="RateControl.html" title="interface in org.eclipse.jetty.http2.parser"><code>RateControl</code></a> that limits the number of
events within a time period.</p>
<p>Events are kept in a queue and for each event the queue is first
drained of the old events outside the time window, and then the new
event is added to the queue. The size of the queue is maintained
separately in an AtomicInteger and if it exceeds the max
number of events then <a href="#onEvent(java.lang.Object)"><code>onEvent(Object)</code></a> returns <code>false</code>.</p></div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="WindowRateControl.Factory.html" title="class in org.eclipse.jetty.http2.parser">WindowRateControl.Factory</a></span></code></th>
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<h3>Fields inherited from interface&nbsp;org.eclipse.jetty.http2.parser.<a href="RateControl.html" title="interface in org.eclipse.jetty.http2.parser">RateControl</a></h3>
<code><a href="RateControl.html#NO_RATE_CONTROL">NO_RATE_CONTROL</a></code></li>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(int,java.time.Duration)">WindowRateControl</a></span>&#8203;(int&nbsp;maxEvents,
java.time.Duration&nbsp;window)</code></th>
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<td class="colFirst"><code>static <a href="WindowRateControl.html" title="class in org.eclipse.jetty.http2.parser">WindowRateControl</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#fromEventsPerSecond(int)">fromEventsPerSecond</a></span>&#8203;(int&nbsp;maxEvents)</code></th>
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<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getEventsPerSecond()">getEventsPerSecond</a></span>()</code></th>
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<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onEvent(java.lang.Object)">onEvent</a></span>&#8203;(java.lang.Object&nbsp;event)</code></th>
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<div class="block">Applications should call this method when they want to signal an
event that is subject to rate control.</div>
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<h4>WindowRateControl</h4>
<pre>public&nbsp;WindowRateControl&#8203;(int&nbsp;maxEvents,
java.time.Duration&nbsp;window)</pre>
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<h4>fromEventsPerSecond</h4>
<pre class="methodSignature">public static&nbsp;<a href="WindowRateControl.html" title="class in org.eclipse.jetty.http2.parser">WindowRateControl</a>&nbsp;fromEventsPerSecond&#8203;(int&nbsp;maxEvents)</pre>
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<h4>getEventsPerSecond</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getEventsPerSecond()</pre>
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<h4>onEvent</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;onEvent&#8203;(java.lang.Object&nbsp;event)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="RateControl.html#onEvent(java.lang.Object)">RateControl</a></code></span></div>
<div class="block"><p>Applications should call this method when they want to signal an
event that is subject to rate control.</p>
<p>Implementations should return true if the event does not exceed
the desired rate, or false to signal that the event exceeded the
desired rate.</p></div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="RateControl.html#onEvent(java.lang.Object)">onEvent</a></code>&nbsp;in interface&nbsp;<code><a href="RateControl.html" title="interface in org.eclipse.jetty.http2.parser">RateControl</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>event</code> - the event subject to rate control.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true IFF the rate is within limits</dd>
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