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<div class="subTitle">javax.servlet</div>
<h2 title="Interface FilterRegistration" class="title">Interface FilterRegistration</h2>
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<pre>public interface <span class="typeNameLabel">FilterRegistration</span>
extends <a href="../../javax/servlet/Registration.html" title="interface in javax.servlet">Registration</a></pre>
<div class="block">Interface through which a <a href="../../javax/servlet/Filter.html" title="interface in javax.servlet"><code>Filter</code></a> may be further configured.</div>
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<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>Servlet 3.0</dd>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/servlet/FilterRegistration.Dynamic.html" title="interface in javax.servlet">FilterRegistration.Dynamic</a></span></code>
<div class="block">Interface through which a <a href="../../javax/servlet/Filter.html" title="interface in javax.servlet"><code>Filter</code></a> registered via one of the
<tt>addFilter</tt> methods on <a href="../../javax/servlet/ServletContext.html" title="interface in javax.servlet"><code>ServletContext</code></a> may be further
configured.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/servlet/FilterRegistration.html#addMappingForServletNames-java.util.EnumSet-boolean-java.lang.String...-">addMappingForServletNames</a></span>(java.util.EnumSet&lt;<a href="../../javax/servlet/DispatcherType.html" title="enum in javax.servlet">DispatcherType</a>&gt;&nbsp;dispatcherTypes,
boolean&nbsp;isMatchAfter,
java.lang.String...&nbsp;servletNames)</code>
<div class="block">Adds a filter mapping with the given servlet names and dispatcher
types for the Filter represented by this FilterRegistration.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/servlet/FilterRegistration.html#addMappingForUrlPatterns-java.util.EnumSet-boolean-java.lang.String...-">addMappingForUrlPatterns</a></span>(java.util.EnumSet&lt;<a href="../../javax/servlet/DispatcherType.html" title="enum in javax.servlet">DispatcherType</a>&gt;&nbsp;dispatcherTypes,
boolean&nbsp;isMatchAfter,
java.lang.String...&nbsp;urlPatterns)</code>
<div class="block">Adds a filter mapping with the given url patterns and dispatcher
types for the Filter represented by this FilterRegistration.</div>
</td>
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<td class="colFirst"><code>java.util.Collection&lt;java.lang.String&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/servlet/FilterRegistration.html#getServletNameMappings--">getServletNameMappings</a></span>()</code>
<div class="block">Gets the currently available servlet name mappings
of the Filter represented by this <code>FilterRegistration</code>.</div>
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<td class="colFirst"><code>java.util.Collection&lt;java.lang.String&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/servlet/FilterRegistration.html#getUrlPatternMappings--">getUrlPatternMappings</a></span>()</code>
<div class="block">Gets the currently available URL pattern mappings of the Filter
represented by this <code>FilterRegistration</code>.</div>
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<h3>Methods inherited from interface&nbsp;javax.servlet.<a href="../../javax/servlet/Registration.html" title="interface in javax.servlet">Registration</a></h3>
<code><a href="../../javax/servlet/Registration.html#getClassName--">getClassName</a>, <a href="../../javax/servlet/Registration.html#getInitParameter-java.lang.String-">getInitParameter</a>, <a href="../../javax/servlet/Registration.html#getInitParameters--">getInitParameters</a>, <a href="../../javax/servlet/Registration.html#getName--">getName</a>, <a href="../../javax/servlet/Registration.html#setInitParameter-java.lang.String-java.lang.String-">setInitParameter</a>, <a href="../../javax/servlet/Registration.html#setInitParameters-java.util.Map-">setInitParameters</a></code></li>
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<h4>addMappingForServletNames</h4>
<pre>void&nbsp;addMappingForServletNames(java.util.EnumSet&lt;<a href="../../javax/servlet/DispatcherType.html" title="enum in javax.servlet">DispatcherType</a>&gt;&nbsp;dispatcherTypes,
boolean&nbsp;isMatchAfter,
java.lang.String...&nbsp;servletNames)</pre>
<div class="block">Adds a filter mapping with the given servlet names and dispatcher
types for the Filter represented by this FilterRegistration.
<p>Filter mappings are matched in the order in which they were
added.
<p>Depending on the value of the <tt>isMatchAfter</tt> parameter, the
given filter mapping will be considered after or before any
<i>declared</i> filter mappings of the ServletContext from which this
FilterRegistration was obtained.
<p>If this method is called multiple times, each successive call
adds to the effects of the former.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dispatcherTypes</code> - the dispatcher types of the filter mapping,
or null if the default <tt>DispatcherType.REQUEST</tt> is to be used</dd>
<dd><code>isMatchAfter</code> - true if the given filter mapping should be matched
after any declared filter mappings, and false if it is supposed to
be matched before any declared filter mappings of the ServletContext
from which this FilterRegistration was obtained</dd>
<dd><code>servletNames</code> - the servlet names of the filter mapping</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.IllegalArgumentException</code> - if <tt>servletNames</tt> is null or
empty</dd>
<dd><code>java.lang.IllegalStateException</code> - if the ServletContext from which this
FilterRegistration was obtained has already been initialized</dd>
</dl>
</li>
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<h4>getServletNameMappings</h4>
<pre>java.util.Collection&lt;java.lang.String&gt;&nbsp;getServletNameMappings()</pre>
<div class="block">Gets the currently available servlet name mappings
of the Filter represented by this <code>FilterRegistration</code>.
<p>If permitted, any changes to the returned <code>Collection</code> must not
affect this <code>FilterRegistration</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a (possibly empty) <code>Collection</code> of the currently
available servlet name mappings of the Filter represented by this
<code>FilterRegistration</code></dd>
</dl>
</li>
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<h4>addMappingForUrlPatterns</h4>
<pre>void&nbsp;addMappingForUrlPatterns(java.util.EnumSet&lt;<a href="../../javax/servlet/DispatcherType.html" title="enum in javax.servlet">DispatcherType</a>&gt;&nbsp;dispatcherTypes,
boolean&nbsp;isMatchAfter,
java.lang.String...&nbsp;urlPatterns)</pre>
<div class="block">Adds a filter mapping with the given url patterns and dispatcher
types for the Filter represented by this FilterRegistration.
<p>Filter mappings are matched in the order in which they were
added.
<p>Depending on the value of the <tt>isMatchAfter</tt> parameter, the
given filter mapping will be considered after or before any
<i>declared</i> filter mappings of the ServletContext from which
this FilterRegistration was obtained.
<p>If this method is called multiple times, each successive call
adds to the effects of the former.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>dispatcherTypes</code> - the dispatcher types of the filter mapping,
or null if the default <tt>DispatcherType.REQUEST</tt> is to be used</dd>
<dd><code>isMatchAfter</code> - true if the given filter mapping should be matched
after any declared filter mappings, and false if it is supposed to
be matched before any declared filter mappings of the ServletContext
from which this FilterRegistration was obtained</dd>
<dd><code>urlPatterns</code> - the url patterns of the filter mapping</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.IllegalArgumentException</code> - if <tt>urlPatterns</tt> is null or
empty</dd>
<dd><code>java.lang.IllegalStateException</code> - if the ServletContext from which this
FilterRegistration was obtained has already been initialized</dd>
</dl>
</li>
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<h4>getUrlPatternMappings</h4>
<pre>java.util.Collection&lt;java.lang.String&gt;&nbsp;getUrlPatternMappings()</pre>
<div class="block">Gets the currently available URL pattern mappings of the Filter
represented by this <code>FilterRegistration</code>.
<p>If permitted, any changes to the returned <code>Collection</code> must not
affect this <code>FilterRegistration</code>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a (possibly empty) <code>Collection</code> of the currently
available URL pattern mappings of the Filter represented by this
<code>FilterRegistration</code></dd>
</dl>
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