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<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <em class="jxr_comment"> * under the License.</em>
<a class="jxr_linenumber" name="L18" href="#L18">18</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">package</strong> org.apache.shiro.realm.jndi;
<a class="jxr_linenumber" name="L20" href="#L20">20</a>
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.util.Collection;
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="L25" href="#L25">25</a>
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.jndi.JndiLocator;
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.realm.Realm;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.realm.RealmFactory;
<a class="jxr_linenumber" name="L29" href="#L29">29</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.util.StringUtils;
<a class="jxr_linenumber" name="L30" href="#L30">30</a>
<a class="jxr_linenumber" name="L31" href="#L31">31</a>
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> * Looks up one or more Realm instances from JNDI using specified {@link #setJndiNames jndiNames}.</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em class="jxr_javadoccomment"> * &lt;p&gt;This is primarily provided to support Realm instances configured in JEE and EJB environments, but will</em>
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em class="jxr_javadoccomment"> * work in any environment where {@link Realm Realm} instances are bound in JNDI instead of using</em>
<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em class="jxr_javadoccomment"> * programmatic or text-based configuration.</em>
<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em class="jxr_javadoccomment"> * @since 0.9</em>
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/shiro/realm/jndi/JndiRealmFactory.html">JndiRealmFactory</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/shiro/jndi/JndiLocator.html">JndiLocator</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/shiro/realm/RealmFactory.html">RealmFactory</a> {
<a class="jxr_linenumber" name="L42" href="#L42">42</a>
<a class="jxr_linenumber" name="L43" href="#L43">43</a> Collection&lt;String&gt; jndiNames = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="L44" href="#L44">44</a>
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_javadoccomment"> * Returns the JNDI names that will be used to look up Realm(s) from JNDI.</em>
<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment"> * @return the JNDI names that will be used to look up Realm(s) from JNDI.</em>
<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * @see #setJndiNames(String)</em>
<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em class="jxr_javadoccomment"> * @see #setJndiNames(Collection)</em>
<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L52" href="#L52">52</a> <strong class="jxr_keyword">public</strong> Collection&lt;String&gt; getJndiNames() {
<a class="jxr_linenumber" name="L53" href="#L53">53</a> <strong class="jxr_keyword">return</strong> jndiNames;
<a class="jxr_linenumber" name="L54" href="#L54">54</a> }
<a class="jxr_linenumber" name="L55" href="#L55">55</a>
<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em class="jxr_javadoccomment"> * Sets the JNDI names that will be used to look up Realm(s) from JNDI.</em>
<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em class="jxr_javadoccomment"> * The order of the collection determines the order that the Realms will be returned to the SecurityManager.</em>
<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em class="jxr_javadoccomment"> * &lt;p/&gt;</em>
<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em class="jxr_javadoccomment"> * If you find it easier to specify these names as a comma-delmited string, you may use the</em>
<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em class="jxr_javadoccomment"> * {@link #setJndiNames(String)} method instead.</em>
<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em class="jxr_javadoccomment"> * @param jndiNames the JNDI names that will be used to look up Realm(s) from JNDI.</em>
<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em class="jxr_javadoccomment"> * @see #setJndiNames(String)</em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setJndiNames(Collection&lt;String&gt; jndiNames) {
<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong class="jxr_keyword">this</strong>.jndiNames = jndiNames;
<a class="jxr_linenumber" name="L69" href="#L69">69</a> }
<a class="jxr_linenumber" name="L70" href="#L70">70</a>
<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em class="jxr_javadoccomment"> * Specifies a comma-delimited list of JNDI names to lookup, each one corresponding to a jndi-bound</em>
<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_javadoccomment"> * {@link Realm Realm}. The Realms will be made available to the SecurityManager in the order</em>
<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em class="jxr_javadoccomment"> * they are defined.</em>
<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment"> * @param commaDelimited a comma-delimited list of JNDI names, each representing the JNDI name used to</em>
<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> * look up a corresponding jndi-bound Realm.</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> * @throws IllegalStateException if the specified argument is null or the empty string.</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setJndiNames(String commaDelimited) <strong class="jxr_keyword">throws</strong> IllegalStateException {
<a class="jxr_linenumber" name="L81" href="#L81">81</a> String arg = StringUtils.clean(commaDelimited);
<a class="jxr_linenumber" name="L82" href="#L82">82</a> <strong class="jxr_keyword">if</strong> (arg == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L83" href="#L83">83</a> String msg = <span class="jxr_string">"One or more comma-delimited jndi names must be specified for the "</span> +
<a class="jxr_linenumber" name="L84" href="#L84">84</a> getClass().getName() + <span class="jxr_string">" to locate Realms."</span>;
<a class="jxr_linenumber" name="L85" href="#L85">85</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(msg);
<a class="jxr_linenumber" name="L86" href="#L86">86</a> }
<a class="jxr_linenumber" name="L87" href="#L87">87</a> String[] names = StringUtils.tokenizeToStringArray(arg, <span class="jxr_string">","</span>);
<a class="jxr_linenumber" name="L88" href="#L88">88</a> setJndiNames(Arrays.asList(names));
<a class="jxr_linenumber" name="L89" href="#L89">89</a> }
<a class="jxr_linenumber" name="L90" href="#L90">90</a>
<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> * Performs the JNDI lookups for each specified {@link #getJndiNames() JNDI name} and returns all</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em class="jxr_javadoccomment"> * discovered Realms in an ordered collection.</em>
<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em class="jxr_javadoccomment"> * &lt;p&gt;The returned Collection is in the same order as the specified</em>
<a class="jxr_linenumber" name="L96" href="#L96">96</a> <em class="jxr_javadoccomment"> * {@link #setJndiNames(java.util.Collection) jndiNames}</em>
<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_javadoccomment"> * @return an ordered collection of the {@link #setJndiNames(java.util.Collection) specified Realms} found in JNDI.</em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em class="jxr_javadoccomment"> * @throws IllegalStateException if any of the JNDI names fails to successfully look up a Realm instance.</em>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong class="jxr_keyword">public</strong> Collection&lt;Realm&gt; getRealms() <strong class="jxr_keyword">throws</strong> IllegalStateException {
<a class="jxr_linenumber" name="L102" href="#L102">102</a> Collection&lt;String&gt; jndiNames = getJndiNames();
<a class="jxr_linenumber" name="L103" href="#L103">103</a> <strong class="jxr_keyword">if</strong> (jndiNames == <strong class="jxr_keyword">null</strong> || jndiNames.isEmpty()) {
<a class="jxr_linenumber" name="L104" href="#L104">104</a> String msg = <span class="jxr_string">"One or more jndi names must be specified for the "</span> +
<a class="jxr_linenumber" name="L105" href="#L105">105</a> getClass().getName() + <span class="jxr_string">" to locate Realms."</span>;
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(msg);
<a class="jxr_linenumber" name="L107" href="#L107">107</a> }
<a class="jxr_linenumber" name="L108" href="#L108">108</a> List&lt;Realm&gt; realms = <strong class="jxr_keyword">new</strong> ArrayList&lt;Realm&gt;(jndiNames.size());
<a class="jxr_linenumber" name="L109" href="#L109">109</a> <strong class="jxr_keyword">for</strong> (String name : jndiNames) {
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="L111" href="#L111">111</a> <a href="../../../../../org/apache/shiro/realm/Realm.html">Realm</a> realm = (Realm) lookup(name, Realm.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="L112" href="#L112">112</a> realms.add(realm);
<a class="jxr_linenumber" name="L113" href="#L113">113</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
<a class="jxr_linenumber" name="L114" href="#L114">114</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"Unable to look up realm with jndi name '"</span> + name + <span class="jxr_string">"'."</span>, e);
<a class="jxr_linenumber" name="L115" href="#L115">115</a> }
<a class="jxr_linenumber" name="L116" href="#L116">116</a> }
<a class="jxr_linenumber" name="L117" href="#L117">117</a> <strong class="jxr_keyword">return</strong> realms.isEmpty() ? <strong class="jxr_keyword">null</strong> : realms;
<a class="jxr_linenumber" name="L118" href="#L118">118</a> }
<a class="jxr_linenumber" name="L119" href="#L119">119</a> }
</pre>
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