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<a name="1" href="#1">1</a> <em class="jxr_comment">/*</em>
<a name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a name="3" href="#3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
<a name="4" href="#4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
<a name="5" href="#5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
<a name="6" href="#6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
<a name="7" href="#7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
<a name="8" href="#8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a name="9" href="#9">9</a> <em class="jxr_comment"> *</em>
<a name="10" href="#10">10</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="11" href="#11">11</a> <em class="jxr_comment"> *</em>
<a name="12" href="#12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
<a name="13" href="#13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
<a name="14" href="#14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a name="15" href="#15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em>
<a name="16" href="#16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em>
<a name="17" href="#17">17</a> <em class="jxr_comment"> * under the License.</em>
<a name="18" href="#18">18</a> <em class="jxr_comment"> */</em>
<a name="19" href="#19">19</a> <strong class="jxr_keyword">package</strong> org.apache.shiro.web.filter.mgt;
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.config.ConfigurationException;
<a name="22" href="#22">22</a>
<a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> javax.servlet.Filter;
<a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> javax.servlet.FilterChain;
<a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.util.Map;
<a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.Set;
<a name="27" href="#27">27</a>
<a name="28" href="#28">28</a> <em class="jxr_javadoccomment">/**</em>
<a name="29" href="#29">29</a> <em class="jxr_javadoccomment"> * A {@code FilterChainManager} manages the creation and modification of {@link Filter} chains from an available pool</em>
<a name="30" href="#30">30</a> <em class="jxr_javadoccomment"> * of {@link Filter} instances.</em>
<a name="31" href="#31">31</a> <em class="jxr_javadoccomment"> *</em>
<a name="32" href="#32">32</a> <em class="jxr_javadoccomment"> * @since 1.0</em>
<a name="33" href="#33">33</a> <em class="jxr_javadoccomment"> */</em>
<a name="34" href="#34">34</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">interface</strong> <a href="../../../../../../org/apache/shiro/web/filter/mgt/FilterChainManager.html">FilterChainManager</a> {
<a name="35" href="#35">35</a>
<a name="36" href="#36">36</a> <em class="jxr_javadoccomment">/**</em>
<a name="37" href="#37">37</a> <em class="jxr_javadoccomment"> * Returns the pool of available {@code Filter}s managed by this manager, keyed by {@code name}.</em>
<a name="38" href="#38">38</a> <em class="jxr_javadoccomment"> *</em>
<a name="39" href="#39">39</a> <em class="jxr_javadoccomment"> * @return the pool of available {@code Filter}s managed by this manager, keyed by {@code name}.</em>
<a name="40" href="#40">40</a> <em class="jxr_javadoccomment"> */</em>
<a name="41" href="#41">41</a> Map&lt;String, Filter&gt; getFilters();
<a name="42" href="#42">42</a>
<a name="43" href="#43">43</a> <em class="jxr_javadoccomment">/**</em>
<a name="44" href="#44">44</a> <em class="jxr_javadoccomment"> * Returns the filter chain identified by the specified {@code chainName} or {@code null} if there is no chain with</em>
<a name="45" href="#45">45</a> <em class="jxr_javadoccomment"> * that name.</em>
<a name="46" href="#46">46</a> <em class="jxr_javadoccomment"> *</em>
<a name="47" href="#47">47</a> <em class="jxr_javadoccomment"> * @param chainName the name identifying the filter chain.</em>
<a name="48" href="#48">48</a> <em class="jxr_javadoccomment"> * @return the filter chain identified by the specified {@code chainName} or {@code null} if there is no chain with</em>
<a name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * that name.</em>
<a name="50" href="#50">50</a> <em class="jxr_javadoccomment"> */</em>
<a name="51" href="#51">51</a> <a href="../../../../../../org/apache/shiro/web/filter/mgt/NamedFilterList.html">NamedFilterList</a> getChain(String chainName);
<a name="52" href="#52">52</a>
<a name="53" href="#53">53</a> <em class="jxr_javadoccomment">/**</em>
<a name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * Returns {@code true} if one or more configured chains are available, {@code false} if none are configured.</em>
<a name="55" href="#55">55</a> <em class="jxr_javadoccomment"> *</em>
<a name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * @return {@code true} if one or more configured chains are available, {@code false} if none are configured.</em>
<a name="57" href="#57">57</a> <em class="jxr_javadoccomment"> */</em>
<a name="58" href="#58">58</a> <strong class="jxr_keyword">boolean</strong> hasChains();
<a name="59" href="#59">59</a>
<a name="60" href="#60">60</a> <em class="jxr_javadoccomment">/**</em>
<a name="61" href="#61">61</a> <em class="jxr_javadoccomment"> * Returns the names of all configured chains or an empty {@code Set} if no chains have been configured.</em>
<a name="62" href="#62">62</a> <em class="jxr_javadoccomment"> *</em>
<a name="63" href="#63">63</a> <em class="jxr_javadoccomment"> * @return the names of all configured chains or an empty {@code Set} if no chains have been configured.</em>
<a name="64" href="#64">64</a> <em class="jxr_javadoccomment"> */</em>
<a name="65" href="#65">65</a> Set&lt;String&gt; getChainNames();
<a name="66" href="#66">66</a>
<a name="67" href="#67">67</a> <em class="jxr_javadoccomment">/**</em>
<a name="68" href="#68">68</a> <em class="jxr_javadoccomment"> * Proxies the specified {@code original} FilterChain with the named chain. The returned</em>
<a name="69" href="#69">69</a> <em class="jxr_javadoccomment"> * {@code FilterChain} instance will first execute the configured named chain and then lastly invoke the given</em>
<a name="70" href="#70">70</a> <em class="jxr_javadoccomment"> * {@code original} chain.</em>
<a name="71" href="#71">71</a> <em class="jxr_javadoccomment"> *</em>
<a name="72" href="#72">72</a> <em class="jxr_javadoccomment"> * @param original the original FilterChain to proxy</em>
<a name="73" href="#73">73</a> <em class="jxr_javadoccomment"> * @param chainName the name of the internal configured filter chain that should 'sit in front' of the specified</em>
<a name="74" href="#74">74</a> <em class="jxr_javadoccomment"> * original chain.</em>
<a name="75" href="#75">75</a> <em class="jxr_javadoccomment"> * @return a {@code FilterChain} instance that will execute the named chain and then finally the</em>
<a name="76" href="#76">76</a> <em class="jxr_javadoccomment"> * specified {@code original} FilterChain instance.</em>
<a name="77" href="#77">77</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if there is no configured chain with the given {@code chainName}.</em>
<a name="78" href="#78">78</a> <em class="jxr_javadoccomment"> */</em>
<a name="79" href="#79">79</a> FilterChain proxy(FilterChain original, String chainName);
<a name="80" href="#80">80</a>
<a name="81" href="#81">81</a> <em class="jxr_javadoccomment">/**</em>
<a name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * Adds a filter to the 'pool' of available filters that can be used when</em>
<a name="83" href="#83">83</a> <em class="jxr_javadoccomment"> * {@link #addToChain(String, String, String) creating filter chains}.</em>
<a name="84" href="#84">84</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="85" href="#85">85</a> <em class="jxr_javadoccomment"> * Calling this method is effectively the same as calling</em>
<a name="86" href="#86">86</a> <em class="jxr_javadoccomment"> * &lt;code&gt;{@link #addFilter(String, javax.servlet.Filter, boolean) addFilter}(name, filter, &lt;b&gt;false&lt;/b&gt;);&lt;/code&gt;</em>
<a name="87" href="#87">87</a> <em class="jxr_javadoccomment"> *</em>
<a name="88" href="#88">88</a> <em class="jxr_javadoccomment"> * @param name the name to assign to the filter, used to reference the filter in chain definitions</em>
<a name="89" href="#89">89</a> <em class="jxr_javadoccomment"> * @param filter the filter to initialize and then add to the pool of available filters that can be used</em>
<a name="90" href="#90">90</a> <em class="jxr_javadoccomment"> */</em>
<a name="91" href="#91">91</a> <strong class="jxr_keyword">void</strong> addFilter(String name, Filter filter);
<a name="92" href="#92">92</a>
<a name="93" href="#93">93</a> <em class="jxr_javadoccomment">/**</em>
<a name="94" href="#94">94</a> <em class="jxr_javadoccomment"> * Adds a filter to the 'pool' of available filters that can be used when</em>
<a name="95" href="#95">95</a> <em class="jxr_javadoccomment"> * {@link #addToChain(String, String, String) creating filter chains}.</em>
<a name="96" href="#96">96</a> <em class="jxr_javadoccomment"> *</em>
<a name="97" href="#97">97</a> <em class="jxr_javadoccomment"> * @param name the name to assign to the filter, used to reference the filter in chain definitions</em>
<a name="98" href="#98">98</a> <em class="jxr_javadoccomment"> * @param filter the filter to assign to the filter pool</em>
<a name="99" href="#99">99</a> <em class="jxr_javadoccomment"> * @param init whether or not the {@code Filter} should be</em>
<a name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * {@link Filter#init(javax.servlet.FilterConfig) initialized} first before being added to the pool.</em>
<a name="101" href="#101">101</a> <em class="jxr_javadoccomment"> */</em>
<a name="102" href="#102">102</a> <strong class="jxr_keyword">void</strong> addFilter(String name, Filter filter, <strong class="jxr_keyword">boolean</strong> init);
<a name="103" href="#103">103</a>
<a name="104" href="#104">104</a> <em class="jxr_javadoccomment">/**</em>
<a name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * Creates a filter chain for the given {@code chainName} with the specified {@code chainDefinition}</em>
<a name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * String.</em>
<a name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Conventional Use&lt;/h3&gt;</em>
<a name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * Because the {@code FilterChainManager} interface does not impose any restrictions on filter chain names,</em>
<a name="109" href="#109">109</a> <em class="jxr_javadoccomment"> * (it expects only Strings), a convenient convention is to make the chain name an actual URL path expression</em>
<a name="110" href="#110">110</a> <em class="jxr_javadoccomment"> * (such as an {@link org.apache.shiro.util.AntPathMatcher Ant path expression}). For example:</em>
<a name="111" href="#111">111</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="112" href="#112">112</a> <em class="jxr_javadoccomment"> * &lt;code&gt;createChain(&lt;b&gt;&lt;em&gt;path_expression&lt;/em&gt;&lt;/b&gt;, &lt;em&gt;path_specific_filter_chain_definition&lt;/em&gt;);&lt;/code&gt;</em>
<a name="113" href="#113">113</a> <em class="jxr_javadoccomment"> * This convention can be used by a {@link FilterChainResolver} to inspect request URL paths</em>
<a name="114" href="#114">114</a> <em class="jxr_javadoccomment"> * against the chain name (path) and, if a match is found, return the corresponding chain for runtime filtering.</em>
<a name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Chain Definition Format&lt;/h3&gt;</em>
<a name="116" href="#116">116</a> <em class="jxr_javadoccomment"> * The {@code chainDefinition} method argument is expected to conform to the following format:</em>
<a name="117" href="#117">117</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a name="118" href="#118">118</a> <em class="jxr_javadoccomment"> * filter1[optional_config1], filter2[optional_config2], ..., filterN[optional_configN]&lt;/pre&gt;</em>
<a name="119" href="#119">119</a> <em class="jxr_javadoccomment"> * where</em>
<a name="120" href="#120">120</a> <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * &lt;li&gt;{@code filterN} is the name of a filter previously</em>
<a name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * {@link #addFilter(String, javax.servlet.Filter) registered} with the manager, and&lt;/li&gt;</em>
<a name="123" href="#123">123</a> <em class="jxr_javadoccomment"> * &lt;li&gt;{@code [optional_configN]} is an optional bracketed string that has meaning for that particular filter for</em>
<a name="124" href="#124">124</a> <em class="jxr_javadoccomment"> * &lt;em&gt;this particular chain&lt;/em&gt;&lt;/li&gt;</em>
<a name="125" href="#125">125</a> <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a name="126" href="#126">126</a> <em class="jxr_javadoccomment"> * If the filter does not need specific config for that chain name/URL path,</em>
<a name="127" href="#127">127</a> <em class="jxr_javadoccomment"> * you may discard the brackets - that is, {@code filterN[]} just becomes {@code filterN}.</em>
<a name="128" href="#128">128</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="129" href="#129">129</a> <em class="jxr_javadoccomment"> * And because this method does create a chain, remember that order matters! The comma-delimited filter tokens in</em>
<a name="130" href="#130">130</a> <em class="jxr_javadoccomment"> * the {@code chainDefinition} specify the chain's execution order.</em>
<a name="131" href="#131">131</a> <em class="jxr_javadoccomment"> * &lt;h3&gt;Examples&lt;/h3&gt;</em>
<a name="132" href="#132">132</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;/account/** = authcBasic&lt;/pre&gt;</em>
<a name="133" href="#133">133</a> <em class="jxr_javadoccomment"> * This example says &amp;quot;Create a filter named '{@code /account/**}' consisting of only the '{@code authcBasic}'</em>
<a name="134" href="#134">134</a> <em class="jxr_javadoccomment"> * filter&amp;quot;. Also because the {@code authcBasic} filter does not need any path-specific</em>
<a name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * config, it doesn't have any config brackets {@code []}.</em>
<a name="136" href="#136">136</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="137" href="#137">137</a> <em class="jxr_javadoccomment"> * &lt;pre&gt;/remoting/** = authcBasic, roles[b2bClient], perms[&amp;quot;remote:invoke:wan,lan&amp;quot;]&lt;/pre&gt;</em>
<a name="138" href="#138">138</a> <em class="jxr_javadoccomment"> * This example by contrast uses the 'roles' and 'perms' filters which &lt;em&gt;do&lt;/em&gt; use bracket notation. This</em>
<a name="139" href="#139">139</a> <em class="jxr_javadoccomment"> * definition says:</em>
<a name="140" href="#140">140</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="141" href="#141">141</a> <em class="jxr_javadoccomment"> * Construct a filter chain named '{@code /remoting/**}' which</em>
<a name="142" href="#142">142</a> <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * &lt;li&gt;ensures the user is first authenticated ({@code authcBasic}) then&lt;/li&gt;</em>
<a name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * &lt;li&gt;ensures that user has the {@code b2bClient} role, and then finally&lt;/li&gt;</em>
<a name="145" href="#145">145</a> <em class="jxr_javadoccomment"> * &lt;li&gt;ensures that they have the {@code remote:invoke:lan,wan} permission.&lt;/li&gt;</em>
<a name="146" href="#146">146</a> <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a name="147" href="#147">147</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="148" href="#148">148</a> <em class="jxr_javadoccomment"> * &lt;b&gt;Note&lt;/b&gt;: because elements within brackets [ ] can be comma-delimited themselves, you must quote the</em>
<a name="149" href="#149">149</a> <em class="jxr_javadoccomment"> * internal bracket definition if commas are needed (the above example has 'lan,wan'). If we didn't do that, the</em>
<a name="150" href="#150">150</a> <em class="jxr_javadoccomment"> * parser would interpret the chain definition as four tokens:</em>
<a name="151" href="#151">151</a> <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a name="152" href="#152">152</a> <em class="jxr_javadoccomment"> * &lt;li&gt;authcBasic&lt;/li&gt;</em>
<a name="153" href="#153">153</a> <em class="jxr_javadoccomment"> * &lt;li&gt;roles[b2bclient]&lt;/li&gt;</em>
<a name="154" href="#154">154</a> <em class="jxr_javadoccomment"> * &lt;li&gt;perms[remote:invoke:lan&lt;/li&gt;</em>
<a name="155" href="#155">155</a> <em class="jxr_javadoccomment"> * &lt;li&gt;wan]&lt;/li&gt;</em>
<a name="156" href="#156">156</a> <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * which is obviously incorrect. So remember to use quotes if your internal bracket definitions need to use commas.</em>
<a name="158" href="#158">158</a> <em class="jxr_javadoccomment"> *</em>
<a name="159" href="#159">159</a> <em class="jxr_javadoccomment"> * @param chainName the name to associate with the chain, conventionally a URL path pattern.</em>
<a name="160" href="#160">160</a> <em class="jxr_javadoccomment"> * @param chainDefinition the string-formatted chain definition used to construct an actual</em>
<a name="161" href="#161">161</a> <em class="jxr_javadoccomment"> * {@link NamedFilterList} chain instance.</em>
<a name="162" href="#162">162</a> <em class="jxr_javadoccomment"> * @see FilterChainResolver</em>
<a name="163" href="#163">163</a> <em class="jxr_javadoccomment"> * @see org.apache.shiro.util.AntPathMatcher AntPathMatcher</em>
<a name="164" href="#164">164</a> <em class="jxr_javadoccomment"> */</em>
<a name="165" href="#165">165</a> <strong class="jxr_keyword">void</strong> createChain(String chainName, String chainDefinition);
<a name="166" href="#166">166</a>
<a name="167" href="#167">167</a> <em class="jxr_javadoccomment">/**</em>
<a name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * Adds (appends) a filter to the filter chain identified by the given {@code chainName}. If there is no chain</em>
<a name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * with the given name, a new one is created and the filter will be the first in the chain.</em>
<a name="170" href="#170">170</a> <em class="jxr_javadoccomment"> *</em>
<a name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * @param chainName the name of the chain where the filter will be appended.</em>
<a name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * @param filterName the name of the {@link #addFilter registered} filter to add to the chain.</em>
<a name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if there is not a {@link #addFilter(String, javax.servlet.Filter) registered}</em>
<a name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * filter under the given {@code filterName}</em>
<a name="175" href="#175">175</a> <em class="jxr_javadoccomment"> */</em>
<a name="176" href="#176">176</a> <strong class="jxr_keyword">void</strong> addToChain(String chainName, String filterName);
<a name="177" href="#177">177</a>
<a name="178" href="#178">178</a> <em class="jxr_javadoccomment">/**</em>
<a name="179" href="#179">179</a> <em class="jxr_javadoccomment"> * Adds (appends) a filter to the filter chain identified by the given {@code chainName}. If there is no chain</em>
<a name="180" href="#180">180</a> <em class="jxr_javadoccomment"> * with the given name, a new one is created and the filter will be the first in the chain.</em>
<a name="181" href="#181">181</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a name="182" href="#182">182</a> <em class="jxr_javadoccomment"> * Note that the final argument expects the associated filter to be an instance of</em>
<a name="183" href="#183">183</a> <em class="jxr_javadoccomment"> * a {@link org.apache.shiro.web.filter.PathConfigProcessor PathConfigProcessor} to accept per-chain configuration.</em>
<a name="184" href="#184">184</a> <em class="jxr_javadoccomment"> * If it is not, a {@link IllegalArgumentException} will be thrown.</em>
<a name="185" href="#185">185</a> <em class="jxr_javadoccomment"> *</em>
<a name="186" href="#186">186</a> <em class="jxr_javadoccomment"> * @param chainName the name of the chain where the filter will be appended.</em>
<a name="187" href="#187">187</a> <em class="jxr_javadoccomment"> * @param filterName the name of the {@link #addFilter registered} filter to add to the chain.</em>
<a name="188" href="#188">188</a> <em class="jxr_javadoccomment"> * @param chainSpecificFilterConfig the filter-specific configuration that should be applied for only the specified</em>
<a name="189" href="#189">189</a> <em class="jxr_javadoccomment"> * filter chain.</em>
<a name="190" href="#190">190</a> <em class="jxr_javadoccomment"> * @throws IllegalArgumentException if there is not a {@link #addFilter(String, javax.servlet.Filter) registered}</em>
<a name="191" href="#191">191</a> <em class="jxr_javadoccomment"> * filter under the given {@code filterName}</em>
<a name="192" href="#192">192</a> <em class="jxr_javadoccomment"> * @throws ConfigurationException if the filter is not capable of accepting {@code chainSpecificFilterConfig}</em>
<a name="193" href="#193">193</a> <em class="jxr_javadoccomment"> * (usually such filters implement the</em>
<a name="194" href="#194">194</a> <em class="jxr_javadoccomment"> * {@link org.apache.shiro.web.filter.PathConfigProcessor PathConfigProcessor}</em>
<a name="195" href="#195">195</a> <em class="jxr_javadoccomment"> * interface).</em>
<a name="196" href="#196">196</a> <em class="jxr_javadoccomment"> */</em>
<a name="197" href="#197">197</a> <strong class="jxr_keyword">void</strong> addToChain(String chainName, String filterName, String chainSpecificFilterConfig) <strong class="jxr_keyword">throws</strong> ConfigurationException;
<a name="198" href="#198">198</a> }
</pre>
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