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<h2 title="Class NameBasedHiddenFileFilter" class="title">Class NameBasedHiddenFileFilter</h2>
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<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>org.apache.commons.io.filefilter.AbstractFileFilter</li>
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<ul class="inheritance">
<li>org.apache.rat.walker.NameBasedHiddenFileFilter</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileFilter.html?is-external=true" title="class or interface in java.io">FileFilter</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FilenameFilter.html?is-external=true" title="class or interface in java.io">FilenameFilter</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/FileVisitor.html?is-external=true" title="class or interface in java.nio.file">FileVisitor</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/Path.html?is-external=true" title="class or interface in java.nio.file">Path</a>&gt;, <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/file/PathMatcher.html?is-external=true" title="class or interface in java.nio.file">PathMatcher</a>, org.apache.commons.io.file.PathFilter, org.apache.commons.io.file.PathVisitor, org.apache.commons.io.filefilter.IOFileFilter</dd>
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<pre>public class <span class="typeNameLabel">NameBasedHiddenFileFilter</span>
extends org.apache.commons.io.filefilter.AbstractFileFilter
implements <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">This filter accepts <code>File</code>s that are hidden, e.g. file name starts with .
<p>
Example, showing how to print out a list of the current directory's <i>hidden</i> files:
</p>
<h2>Using Classic IO</h2>
<pre>
File dir = new File(".");
String[] files = dir.list(NameBasedHiddenFileFilter.HIDDEN);
for (String file : files) {
System.out.println(file);
}
</pre>
<h2>Using NIO</h2>
<pre>
final Path dir = Paths.get("");
final AccumulatorPathVisitor visitor = AccumulatorPathVisitor.withLongCounters(NameBasedHiddenFileFilter.HIDDEN);
//
// Walk one dir
Files.walkFileTree(dir, Collections.emptySet(), 1, visitor);
System.out.println(visitor.getPathCounters());
System.out.println(visitor.getFileList());
//
visitor.getPathCounters().reset();
//
// Walk dir tree
Files.walkFileTree(dir, visitor);
System.out.println(visitor.getPathCounters());
System.out.println(visitor.getDirList());
System.out.println(visitor.getFileList());
</pre></div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../serialized-form.html#org.apache.rat.walker.NameBasedHiddenFileFilter">Serialized Form</a></dd>
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<td class="colFirst"><code>static org.apache.commons.io.filefilter.IOFileFilter</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/rat/walker/NameBasedHiddenFileFilter.html#HIDDEN">HIDDEN</a></span></code>
<div class="block">Singleton instance of <i>hidden</i> filter.</div>
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<h3>Fields inherited from interface&nbsp;org.apache.commons.io.filefilter.IOFileFilter</h3>
<code>EMPTY_STRING_ARRAY</code></li>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/rat/walker/NameBasedHiddenFileFilter.html#NameBasedHiddenFileFilter--">NameBasedHiddenFileFilter</a></span>()</code>
<div class="block">Restrictive constructor.</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/rat/walker/NameBasedHiddenFileFilter.html#accept-java.io.File-">accept</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)</code>
<div class="block">Checks to see if the file is hidden, e.g. file name starts with .</div>
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<h3>Methods inherited from class&nbsp;org.apache.commons.io.filefilter.AbstractFileFilter</h3>
<code>accept, handle, postVisitDirectory, preVisitDirectory, toString, visitFile, visitFileFailed</code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.commons.io.filefilter.IOFileFilter</h3>
<code>accept, and, matches, negate, or</code></li>
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<pre>public static final&nbsp;org.apache.commons.io.filefilter.IOFileFilter HIDDEN</pre>
<div class="block">Singleton instance of <i>hidden</i> filter.</div>
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<h4>NameBasedHiddenFileFilter</h4>
<pre>protected&nbsp;NameBasedHiddenFileFilter()</pre>
<div class="block">Restrictive constructor.</div>
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<pre>public&nbsp;boolean&nbsp;accept(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a>&nbsp;file)</pre>
<div class="block">Checks to see if the file is hidden, e.g. file name starts with .</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileFilter.html?is-external=true#accept-java.io.File-" title="class or interface in java.io">accept</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileFilter.html?is-external=true" title="class or interface in java.io">FileFilter</a></code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>accept</code>&nbsp;in interface&nbsp;<code>org.apache.commons.io.filefilter.IOFileFilter</code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code>accept</code>&nbsp;in class&nbsp;<code>org.apache.commons.io.filefilter.AbstractFileFilter</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>file</code> - the File to check</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><code>true</code> if the file is <i>hidden</i> (file name starting with .), <code>false</code> else</dd>
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