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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.eclipse.jetty.util</a></div>
<h1 title="Interface Scanner.DiscreteListener" class="title">Interface Scanner.DiscreteListener</h1>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Superinterfaces:</dt>
<dd><code><a href="Scanner.Listener.html" title="interface in org.eclipse.jetty.util">Scanner.Listener</a></code></dd>
</dl>
<dl class="notes">
<dt>All Known Implementing Classes:</dt>
<dd><code><a href="ssl/KeyStoreScanner.html" title="class in org.eclipse.jetty.util.ssl">KeyStoreScanner</a></code></dd>
</dl>
<dl class="notes">
<dt>Enclosing class:</dt>
<dd><a href="Scanner.html" title="class in org.eclipse.jetty.util">Scanner</a></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public static interface </span><span class="element-name type-name-label">Scanner.DiscreteListener</span><span class="extends-implements">
extends <a href="Scanner.Listener.html" title="interface in org.eclipse.jetty.util">Scanner.Listener</a></span></div>
<div class="block">Notification of exact file changes in the last scan.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ========== 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-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-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab5" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab5', 3)" class="table-tab">Default 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-tab2 method-summary-table-tab3"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#fileAdded(java.lang.String)" class="member-name-link">fileAdded</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Called when a file is added.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#fileChanged(java.lang.String)" class="member-name-link">fileChanged</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Called when a file is changed.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#fileRemoved(java.lang.String)" class="member-name-link">fileRemoved</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Called when a file is removed.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#pathAdded(java.nio.file.Path)" class="member-name-link">pathAdded</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Called when a file is added.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#pathChanged(java.nio.file.Path)" class="member-name-link">pathChanged</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Called when a file is changed.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#pathRemoved(java.nio.file.Path)" class="member-name-link">pathRemoved</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
<div class="block">Called when a file is removed.</div>
</div>
</div>
</div>
</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="pathChanged(java.nio.file.Path)">
<h3>pathChanged</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">pathChanged</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is changed.
Default implementation calls <a href="#fileChanged(java.lang.String)"><code>fileChanged(String)</code></a>.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>path</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> of the changed file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="pathAdded(java.nio.file.Path)">
<h3>pathAdded</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">pathAdded</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is added.
Default implementation calls <a href="#fileAdded(java.lang.String)"><code>fileAdded(String)</code></a>.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>path</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> of the added file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="pathRemoved(java.nio.file.Path)">
<h3>pathRemoved</h3>
<div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">pathRemoved</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html" title="class or interface in java.nio.file" class="external-link">Path</a>&nbsp;path)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is removed.
Default implementation calls <a href="#fileRemoved(java.lang.String)"><code>fileRemoved(String)</code></a>.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>path</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> of the removed file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="fileChanged(java.lang.String)">
<h3>fileChanged</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">fileChanged</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is changed.
May not be called if <a href="#pathChanged(java.nio.file.Path)"><code>pathChanged(Path)</code></a> is overridden.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>filename</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> as a string of the changed file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="fileAdded(java.lang.String)">
<h3>fileAdded</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">fileAdded</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is added.
May not be called if <a href="#pathAdded(java.nio.file.Path)"><code>pathAdded(Path)</code></a> is overridden.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>filename</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> as a string of the added file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="fileRemoved(java.lang.String)">
<h3>fileRemoved</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">fileRemoved</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;filename)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<div class="block">Called when a file is removed.
May not be called if <a href="#pathRemoved(java.nio.file.Path)"><code>pathRemoved(Path)</code></a> is overridden.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>filename</code> - the <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/file/Path.html#toRealPath(java.nio.file.LinkOption...)" title="class or interface in java.nio.file" class="external-link"><code>Path.toRealPath(LinkOption...)</code></a> as a string of the removed file</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code> - May be thrown for handling errors</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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