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| <h2 title="Class CachedClock" class="title">Class CachedClock</h2> |
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| <pre>public final class <a href="../../../../../../src-html/org/apache/logging/log4j/core/util/CachedClock.html#line.29">CachedClock</a> |
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| implements <a href="../../../../../../org/apache/logging/log4j/core/util/Clock.html" title="interface in org.apache.logging.log4j.core.util">Clock</a></pre> |
| <div class="block">Implementation of the <code>Clock</code> interface that tracks the time in a |
| private long field that is updated by a background thread once every |
| millisecond. Timers on most platforms do not have millisecond granularity, so |
| the returned value may "jump" every 10 or 16 milliseconds. To reduce this |
| problem, this class also updates the internal time value every 1024 calls to |
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| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/logging/log4j/core/util/CachedClock.html#currentTimeMillis--">currentTimeMillis</a></span>()</code> |
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| <td class="colFirst"><code>static <a href="../../../../../../org/apache/logging/log4j/core/util/CachedClock.html" title="class in org.apache.logging.log4j.core.util">CachedClock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/logging/log4j/core/util/CachedClock.html#instance--">instance</a></span>()</code> </td> |
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| <pre>public static <a href="../../../../../../org/apache/logging/log4j/core/util/CachedClock.html" title="class in org.apache.logging.log4j.core.util">CachedClock</a> <a href="../../../../../../src-html/org/apache/logging/log4j/core/util/CachedClock.html#line.53">instance</a>()</pre> |
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| <h4>currentTimeMillis</h4> |
| <pre>public long <a href="../../../../../../src-html/org/apache/logging/log4j/core/util/CachedClock.html#line.76">currentTimeMillis</a>()</pre> |
| <div class="block">Returns the value of a private long field that is updated by a background |
| thread once every millisecond. Timers on most platforms do not |
| have millisecond granularity, the returned value may "jump" every 10 or |
| 16 milliseconds. To reduce this problem, this method also updates the |
| internal time value every 1024 calls.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/logging/log4j/core/util/Clock.html#currentTimeMillis--">currentTimeMillis</a></code> in interface <code><a href="../../../../../../org/apache/logging/log4j/core/util/Clock.html" title="interface in org.apache.logging.log4j.core.util">Clock</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the cached time</dd> |
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