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| <li>Summary: </li> |
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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.logging.log4j.core.util.datetime</a></div> |
| <h1 title="Class FixedDateFormat" class="title">Class FixedDateFormat</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a> |
| <div class="inheritance">org.apache.logging.log4j.core.util.datetime.FixedDateFormat</div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <hr> |
| <div class="type-signature"><span class="annotations">@ProviderType |
| </span><span class="modifiers">public class </span><span class="element-name type-name-label">FixedDateFormat</span> |
| <span class="extends-implements">extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span></div> |
| <div class="block">Custom time formatter that trades flexibility for performance. This formatter only supports the date patterns defined |
| in <a href="FixedDateFormat.FixedFormat.html" title="enum in org.apache.logging.log4j.core.util.datetime"><code>FixedDateFormat.FixedFormat</code></a>. For any other date patterns use <a href="FastDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime"><code>FastDateFormat</code></a>. |
| <p> |
| Related benchmarks: /log4j-perf/src/main/java/org/apache/logging/log4j/perf/jmh/TimeFormatBenchmark.java and |
| /log4j-perf/src/main/java/org/apache/logging/log4j/perf/jmh/ThreadsafeDateFormatBenchmark.java |
| </p></div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| <section class="nested-class-summary" id="nested-class-summary"> |
| <h2>Nested Class Summary</h2> |
| <div class="caption"><span>Nested Classes</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Class</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>static enum </code></div> |
| <div class="col-second even-row-color"><code><a href="FixedDateFormat.FixedFormat.html" class="type-name-link" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedFormat</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Enumeration over the supported date/time format patterns.</div> |
| </div> |
| <div class="col-first odd-row-color"><code>static enum </code></div> |
| <div class="col-second odd-row-color"><code><a href="FixedDateFormat.FixedTimeZoneFormat.html" class="type-name-link" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedTimeZoneFormat</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Fixed time zone formats.</div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(org.apache.logging.log4j.core.util.datetime.FixedDateFormat.FixedFormat)" class="member-name-link">create</a><wbr>(<a href="FixedDateFormat.FixedFormat.html" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedFormat</a> format)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"> |
| <div class="block">Returns a new <code>FixedDateFormat</code> object for the specified <code>FixedFormat</code> and a <code>TimeZone.getDefault()</code> TimeZone.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#create(org.apache.logging.log4j.core.util.datetime.FixedDateFormat.FixedFormat,java.util.TimeZone)" class="member-name-link">create</a><wbr>(<a href="FixedDateFormat.FixedFormat.html" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedFormat</a> format, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html" title="class or interface in java.util" class="external-link">TimeZone</a> tz)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"> |
| <div class="block">Returns a new <code>FixedDateFormat</code> object for the specified <code>FixedFormat</code> and TimeZone.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#createIfSupported(java.lang.String...)" class="member-name-link">createIfSupported</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>... options)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#format(long)" class="member-name-link">format</a><wbr>(long epochMillis)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#format(long,char%5B%5D,int)" class="member-name-link">format</a><wbr>(long epochMillis, |
| char[] buffer, |
| int startPos)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#formatInstant(org.apache.logging.log4j.core.time.Instant)" class="member-name-link">formatInstant</a><wbr>(<a href="../../time/Instant.html" title="interface in org.apache.logging.log4j.core.time">Instant</a> instant)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#formatInstant(org.apache.logging.log4j.core.time.Instant,char%5B%5D,int)" class="member-name-link">formatInstant</a><wbr>(<a href="../../time/Instant.html" title="interface in org.apache.logging.log4j.core.time">Instant</a> instant, |
| char[] buffer, |
| int startPos)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getFormat()" class="member-name-link">getFormat</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the full pattern of the selected fixed format.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>final int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getLength()" class="member-name-link">getLength</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the length of the resulting formatted date and time strings.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html" title="class or interface in java.util" class="external-link">TimeZone</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getTimeZone()" class="member-name-link">getTimeZone</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the time zone.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isEquivalent(long,int,long,int)" class="member-name-link">isEquivalent</a><wbr>(long oldEpochSecond, |
| int oldNanoOfSecond, |
| long epochSecond, |
| int nanoOfSecond)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns <code>true</code> if the old and new date values will result in the same formatted output, <code>false</code> |
| if results <i>may</i> differ.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#millisSinceMidnight(long)" class="member-name-link">millisSinceMidnight</a><wbr>(long currentTime)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the number of milliseconds since midnight in the time zone that this <code>FixedDateFormat</code> |
| was constructed with for the specified currentTime.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-" title="class or interface in java.lang" class="external-link">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="createIfSupported(java.lang.String...)"> |
| <h3>createIfSupported</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></span> <span class="element-name">createIfSupported</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>... options)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="create(org.apache.logging.log4j.core.util.datetime.FixedDateFormat.FixedFormat)"> |
| <h3>create</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></span> <span class="element-name">create</span><wbr><span class="parameters">(<a href="FixedDateFormat.FixedFormat.html" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedFormat</a> format)</span></div> |
| <div class="block">Returns a new <code>FixedDateFormat</code> object for the specified <code>FixedFormat</code> and a <code>TimeZone.getDefault()</code> TimeZone.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>format</code> - the format to use</dd> |
| <dt>Returns:</dt> |
| <dd>a new <code>FixedDateFormat</code> object</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="create(org.apache.logging.log4j.core.util.datetime.FixedDateFormat.FixedFormat,java.util.TimeZone)"> |
| <h3>create</h3> |
| <div class="member-signature"><span class="modifiers">public static</span> <span class="return-type"><a href="FixedDateFormat.html" title="class in org.apache.logging.log4j.core.util.datetime">FixedDateFormat</a></span> <span class="element-name">create</span><wbr><span class="parameters">(<a href="FixedDateFormat.FixedFormat.html" title="enum in org.apache.logging.log4j.core.util.datetime">FixedDateFormat.FixedFormat</a> format, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html" title="class or interface in java.util" class="external-link">TimeZone</a> tz)</span></div> |
| <div class="block">Returns a new <code>FixedDateFormat</code> object for the specified <code>FixedFormat</code> and TimeZone.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>format</code> - the format to use</dd> |
| <dd><code>tz</code> - the time zone to use</dd> |
| <dt>Returns:</dt> |
| <dd>a new <code>FixedDateFormat</code> object</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getFormat()"> |
| <h3>getFormat</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span> <span class="element-name">getFormat</span>()</div> |
| <div class="block">Returns the full pattern of the selected fixed format.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the full date-time pattern</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getLength()"> |
| <h3>getLength</h3> |
| <div class="member-signature"><span class="modifiers">public final</span> <span class="return-type">int</span> <span class="element-name">getLength</span>()</div> |
| <div class="block">Returns the length of the resulting formatted date and time strings.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the length of the resulting formatted date and time strings</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getTimeZone()"> |
| <h3>getTimeZone</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html" title="class or interface in java.util" class="external-link">TimeZone</a></span> <span class="element-name">getTimeZone</span>()</div> |
| <div class="block">Returns the time zone.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the time zone</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="millisSinceMidnight(long)"> |
| <h3>millisSinceMidnight</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name">millisSinceMidnight</span><wbr><span class="parameters">(long currentTime)</span></div> |
| <div class="block"><p>Returns the number of milliseconds since midnight in the time zone that this <code>FixedDateFormat</code> |
| was constructed with for the specified currentTime.</p> |
| <p>As a side effect, this method updates the cached formatted date and the cached date demarcation timestamps |
| when the specified current time is outside the previously set demarcation timestamps for the start or end |
| of the current day.</p></div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>currentTime</code> - the current time in millis since the epoch</dd> |
| <dt>Returns:</dt> |
| <dd>the number of milliseconds since midnight for the specified time</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="formatInstant(org.apache.logging.log4j.core.time.Instant)"> |
| <h3>formatInstant</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span> <span class="element-name">formatInstant</span><wbr><span class="parameters">(<a href="../../time/Instant.html" title="interface in org.apache.logging.log4j.core.time">Instant</a> instant)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="formatInstant(org.apache.logging.log4j.core.time.Instant,char[],int)"> |
| <h3>formatInstant</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">formatInstant</span><wbr><span class="parameters">(<a href="../../time/Instant.html" title="interface in org.apache.logging.log4j.core.time">Instant</a> instant, |
| char[] buffer, |
| int startPos)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="format(long)"> |
| <h3>format</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span> <span class="element-name">format</span><wbr><span class="parameters">(long epochMillis)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="format(long,char[],int)"> |
| <h3>format</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">format</span><wbr><span class="parameters">(long epochMillis, |
| char[] buffer, |
| int startPos)</span></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isEquivalent(long,int,long,int)"> |
| <h3>isEquivalent</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name">isEquivalent</span><wbr><span class="parameters">(long oldEpochSecond, |
| int oldNanoOfSecond, |
| long epochSecond, |
| int nanoOfSecond)</span></div> |
| <div class="block">Returns <code>true</code> if the old and new date values will result in the same formatted output, <code>false</code> |
| if results <i>may</i> differ.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
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