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Posted to wss4j-dev@ws.apache.org by co...@apache.org on 2009/07/28 15:24:03 UTC

svn commit: r798514 [32/44] - in /webservices/wss4j/site: ./ apidocs/ apidocs/org/apache/ws/axis/security/ apidocs/org/apache/ws/axis/security/class-use/ apidocs/org/apache/ws/axis/security/handler/ apidocs/org/apache/ws/axis/security/handler/class-use...

Modified: webservices/wss4j/site/xref/org/apache/ws/security/message/WSSecEncrypt.html
URL: http://svn.apache.org/viewvc/webservices/wss4j/site/xref/org/apache/ws/security/message/WSSecEncrypt.html?rev=798514&r1=798513&r2=798514&view=diff
==============================================================================
--- webservices/wss4j/site/xref/org/apache/ws/security/message/WSSecEncrypt.html (original)
+++ webservices/wss4j/site/xref/org/apache/ws/security/message/WSSecEncrypt.html Tue Jul 28 13:23:48 2009
@@ -38,772 +38,783 @@
 <a name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.ws.security.message.token.SecurityTokenReference;
 <a name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.ws.security.util.Base64;
 <a name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.ws.security.util.WSSecurityUtil;
-<a name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.EncryptedData;
-<a name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.XMLCipher;
-<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.XMLEncryptionException;
-<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.keys.KeyInfo;
-<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Attr;
-<a name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
-<a name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Element;
-<a name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.NamedNodeMap;
-<a name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Node;
-<a name="40" href="#40">40</a>  
-<a name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> javax.crypto.KeyGenerator;
-<a name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> javax.crypto.SecretKey;
-<a name="43" href="#43">43</a>  
-<a name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> java.security.MessageDigest;
-<a name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> java.security.NoSuchAlgorithmException;
-<a name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> java.security.cert.X509Certificate;
-<a name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> java.util.Vector;
-<a name="48" href="#48">48</a>  
-<a name="49" href="#49">49</a>  <em class="jxr_javadoccomment">/**</em>
-<a name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * Encrypts a parts of a message according to WS Specification, X509 profile,</em>
-<a name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * and adds the encryption data.</em>
-<a name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * </em>
-<a name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * @author Davanum Srinivas (dims@yahoo.com).</em>
-<a name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * @author Werner Dittmann (Werner.Dittmann@apache.org).</em>
-<a name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> */</em>
-<a name="56" href="#56">56</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncrypt.html">WSSecEncrypt</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncryptedKey.html">WSSecEncryptedKey</a> {
-<a name="57" href="#57">57</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Log log = LogFactory.getLog(WSSecEncrypt.<strong class="jxr_keyword">class</strong>.getName());
-<a name="58" href="#58">58</a>  
-<a name="59" href="#59">59</a>      <strong class="jxr_keyword">protected</strong> String symEncAlgo = WSConstants.AES_128;
-<a name="60" href="#60">60</a>  
-<a name="61" href="#61">61</a>      <strong class="jxr_keyword">protected</strong> String encCanonAlgo = <strong class="jxr_keyword">null</strong>;
-<a name="62" href="#62">62</a>  
-<a name="63" href="#63">63</a>      <strong class="jxr_keyword">protected</strong> byte[] embeddedKey = <strong class="jxr_keyword">null</strong>;
-<a name="64" href="#64">64</a>  
-<a name="65" href="#65">65</a>      <strong class="jxr_keyword">protected</strong> String embeddedKeyName = <strong class="jxr_keyword">null</strong>;
-<a name="66" href="#66">66</a>  
-<a name="67" href="#67">67</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> useKeyIdentifier;
-<a name="68" href="#68">68</a>  
-<a name="69" href="#69">69</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="70" href="#70">70</a>  <em class="jxr_javadoccomment">     * Symmetric key used in the EncrytpedKey.</em>
-<a name="71" href="#71">71</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="72" href="#72">72</a>      <strong class="jxr_keyword">protected</strong> SecretKey symmetricKey = <strong class="jxr_keyword">null</strong>;
-<a name="73" href="#73">73</a>  
-<a name="74" href="#74">74</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="75" href="#75">75</a>  <em class="jxr_javadoccomment">     * SecurityTokenReference to be inserted into EncryptedData/keyInfo element.</em>
-<a name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="77" href="#77">77</a>      <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a> securityTokenReference = <strong class="jxr_keyword">null</strong>;
-<a name="78" href="#78">78</a>  
-<a name="79" href="#79">79</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="80" href="#80">80</a>  <em class="jxr_javadoccomment">     * Indicates whether to encrypt the symmetric key into an EncryptedKey </em>
-<a name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     * or not.</em>
-<a name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="83" href="#83">83</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> encryptSymmKey = <strong class="jxr_keyword">true</strong>;
-<a name="84" href="#84">84</a>      
-<a name="85" href="#85">85</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="86" href="#86">86</a>  <em class="jxr_javadoccomment">     * Custom reference value</em>
-<a name="87" href="#87">87</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="88" href="#88">88</a>      <strong class="jxr_keyword">private</strong> String customReferenceValue;
-<a name="89" href="#89">89</a>      
-<a name="90" href="#90">90</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * ValueType for the encrypted key reference</em>
-<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="93" href="#93">93</a>      <strong class="jxr_keyword">private</strong> String encKeyValueType;
-<a name="94" href="#94">94</a>      
-<a name="95" href="#95">95</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     * True if the encKeyId is a direct reference to a key identifier instead of a URI to a key</em>
-<a name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="98" href="#98">98</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> encKeyIdDirectId;
-<a name="99" href="#99">99</a>  
-<a name="100" href="#100">100</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="101" href="#101">101</a> <em class="jxr_javadoccomment">     * Constructor.</em>
-<a name="102" href="#102">102</a> <em class="jxr_javadoccomment">     */</em>
-<a name="103" href="#103">103</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncrypt.html">WSSecEncrypt</a>() {
-<a name="104" href="#104">104</a>     }
-<a name="105" href="#105">105</a> 
-<a name="106" href="#106">106</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="107" href="#107">107</a> <em class="jxr_javadoccomment">     * Sets the key to use during embedded encryption.</em>
-<a name="108" href="#108">108</a> <em class="jxr_javadoccomment">     * </em>
-<a name="109" href="#109">109</a> <em class="jxr_javadoccomment">     * @param key to use during encryption. The key must fit the selected</em>
-<a name="110" href="#110">110</a> <em class="jxr_javadoccomment">     *            symmetrical encryption algorithm</em>
-<a name="111" href="#111">111</a> <em class="jxr_javadoccomment">     */</em>
-<a name="112" href="#112">112</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setKey(byte[] key) {
-<a name="113" href="#113">113</a>         <strong class="jxr_keyword">this</strong>.embeddedKey = key;
-<a name="114" href="#114">114</a>     }
-<a name="115" href="#115">115</a> 
-<a name="116" href="#116">116</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="117" href="#117">117</a> <em class="jxr_javadoccomment">     * Sets the algorithm to encode the symmetric key.</em>
-<a name="118" href="#118">118</a> <em class="jxr_javadoccomment">     * </em>
-<a name="119" href="#119">119</a> <em class="jxr_javadoccomment">     * Default is the &lt;code&gt;WSConstants.KEYTRANSPORT_RSA15&lt;/code&gt; algorithm.</em>
-<a name="120" href="#120">120</a> <em class="jxr_javadoccomment">     * </em>
-<a name="121" href="#121">121</a> <em class="jxr_javadoccomment">     * @param keyEnc specifies the key encoding algorithm.</em>
-<a name="122" href="#122">122</a> <em class="jxr_javadoccomment">     * @see WSConstants#KEYTRANSPORT_RSA15</em>
-<a name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * @see WSConstants#KEYTRANSPORT_RSAOEP</em>
-<a name="124" href="#124">124</a> <em class="jxr_javadoccomment">     */</em>
-<a name="125" href="#125">125</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setKeyEnc(String keyEnc) {
-<a name="126" href="#126">126</a>         keyEncAlgo = keyEnc;
-<a name="127" href="#127">127</a>     }
-<a name="128" href="#128">128</a> 
-<a name="129" href="#129">129</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="130" href="#130">130</a> <em class="jxr_javadoccomment">     * Set the key name for EMBEDDED_KEYNAME</em>
-<a name="131" href="#131">131</a> <em class="jxr_javadoccomment">     * </em>
-<a name="132" href="#132">132</a> <em class="jxr_javadoccomment">     * @param embeddedKeyName</em>
-<a name="133" href="#133">133</a> <em class="jxr_javadoccomment">     */</em>
-<a name="134" href="#134">134</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEmbeddedKeyName(String embeddedKeyName) {
-<a name="135" href="#135">135</a>         <strong class="jxr_keyword">this</strong>.embeddedKeyName = embeddedKeyName;
-<a name="136" href="#136">136</a>     }
-<a name="137" href="#137">137</a>     
-<a name="138" href="#138">138</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="139" href="#139">139</a> <em class="jxr_javadoccomment">     * Set this true if a key identifier must be used in the KeyInfo</em>
-<a name="140" href="#140">140</a> <em class="jxr_javadoccomment">     * </em>
-<a name="141" href="#141">141</a> <em class="jxr_javadoccomment">     * @param useKeyIdentifier</em>
-<a name="142" href="#142">142</a> <em class="jxr_javadoccomment">     */</em>
-<a name="143" href="#143">143</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUseKeyIdentifier(<strong class="jxr_keyword">boolean</strong> useKeyIdentifier) {
-<a name="144" href="#144">144</a>         <strong class="jxr_keyword">this</strong>.useKeyIdentifier = useKeyIdentifier;
-<a name="145" href="#145">145</a>     }
-<a name="146" href="#146">146</a>     
-<a name="147" href="#147">147</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="148" href="#148">148</a> <em class="jxr_javadoccomment">     * Set the name of the symmetric encryption algorithm to use.</em>
-<a name="149" href="#149">149</a> <em class="jxr_javadoccomment">     * </em>
-<a name="150" href="#150">150</a> <em class="jxr_javadoccomment">     * This encryption algorithm is used to encrypt the data. If the algorithm</em>
-<a name="151" href="#151">151</a> <em class="jxr_javadoccomment">     * is not set then AES128 is used. Refer to WSConstants which algorithms are</em>
-<a name="152" href="#152">152</a> <em class="jxr_javadoccomment">     * supported.</em>
-<a name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * </em>
-<a name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * @param algo Is the name of the encryption algorithm</em>
-<a name="155" href="#155">155</a> <em class="jxr_javadoccomment">     * @see WSConstants#TRIPLE_DES</em>
-<a name="156" href="#156">156</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_128</em>
-<a name="157" href="#157">157</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_192</em>
-<a name="158" href="#158">158</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_256</em>
-<a name="159" href="#159">159</a> <em class="jxr_javadoccomment">     */</em>
-<a name="160" href="#160">160</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setSymmetricEncAlgorithm(String algo) {
-<a name="161" href="#161">161</a>         symEncAlgo = algo;
-<a name="162" href="#162">162</a>     }
-<a name="163" href="#163">163</a> 
-<a name="164" href="#164">164</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="165" href="#165">165</a> <em class="jxr_javadoccomment">     * Set the name of an optional canonicalization algorithm to use before</em>
-<a name="166" href="#166">166</a> <em class="jxr_javadoccomment">     * encryption.</em>
-<a name="167" href="#167">167</a> <em class="jxr_javadoccomment">     * </em>
-<a name="168" href="#168">168</a> <em class="jxr_javadoccomment">     * This c14n algorithm is used to serialize the data before encryption. If</em>
-<a name="169" href="#169">169</a> <em class="jxr_javadoccomment">     * the algorithm is not set then a standard serialization is used (provided</em>
-<a name="170" href="#170">170</a> <em class="jxr_javadoccomment">     * by XMLCipher, usually a XMLSerializer according to DOM 3 specification).</em>
-<a name="171" href="#171">171</a> <em class="jxr_javadoccomment">     * </em>
-<a name="172" href="#172">172</a> <em class="jxr_javadoccomment">     * @param algo Is the name of the canonicalization algorithm</em>
-<a name="173" href="#173">173</a> <em class="jxr_javadoccomment">     */</em>
-<a name="174" href="#174">174</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEncCanonicalization(String algo) {
-<a name="175" href="#175">175</a>         encCanonAlgo = algo;
-<a name="176" href="#176">176</a>     }
-<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">     * Get the name of symmetric encryption algorithm to use.</em>
-<a name="180" href="#180">180</a> <em class="jxr_javadoccomment">     * </em>
-<a name="181" href="#181">181</a> <em class="jxr_javadoccomment">     * The name of the encryption algorithm to encrypt the data, i.e. the SOAP</em>
-<a name="182" href="#182">182</a> <em class="jxr_javadoccomment">     * Body. Refer to WSConstants which algorithms are supported.</em>
-<a name="183" href="#183">183</a> <em class="jxr_javadoccomment">     * </em>
-<a name="184" href="#184">184</a> <em class="jxr_javadoccomment">     * @return the name of the currently selected symmetric encryption algorithm</em>
-<a name="185" href="#185">185</a> <em class="jxr_javadoccomment">     * @see WSConstants#TRIPLE_DES</em>
-<a name="186" href="#186">186</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_128</em>
-<a name="187" href="#187">187</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_192</em>
-<a name="188" href="#188">188</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_256</em>
-<a name="189" href="#189">189</a> <em class="jxr_javadoccomment">     */</em>
-<a name="190" href="#190">190</a>     <strong class="jxr_keyword">public</strong> String getSymmetricEncAlgorithm() {
-<a name="191" href="#191">191</a>         <strong class="jxr_keyword">return</strong> symEncAlgo;
-<a name="192" href="#192">192</a>     }
-<a name="193" href="#193">193</a>     
-<a name="194" href="#194">194</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="195" href="#195">195</a> <em class="jxr_javadoccomment">     * Returns if Key Identifiers should be used in KeyInfo</em>
-<a name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * @return if Key Identifiers should be used in KeyInfo</em>
-<a name="197" href="#197">197</a> <em class="jxr_javadoccomment">     */</em>
-<a name="198" href="#198">198</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> getUseKeyIdentifier() {
-<a name="199" href="#199">199</a>         <strong class="jxr_keyword">return</strong> useKeyIdentifier;
-<a name="200" href="#200">200</a>     }
-<a name="201" href="#201">201</a>     
-<a name="202" href="#202">202</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="203" href="#203">203</a> <em class="jxr_javadoccomment">     * Initialize a WSSec Encrypt.</em>
-<a name="204" href="#204">204</a> <em class="jxr_javadoccomment">     * </em>
-<a name="205" href="#205">205</a> <em class="jxr_javadoccomment">     * The method prepares and initializes a WSSec Encrypt structure after the</em>
-<a name="206" href="#206">206</a> <em class="jxr_javadoccomment">     * relevant information was set. After preparation of the token references</em>
-<a name="207" href="#207">207</a> <em class="jxr_javadoccomment">     * can be added and encrypted.</em>
-<a name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * </em>
-<a name="209" href="#209">209</a> <em class="jxr_javadoccomment">     * This method does not add any element to the security header. This must be</em>
-<a name="210" href="#210">210</a> <em class="jxr_javadoccomment">     * done explicitly.</em>
-<a name="211" href="#211">211</a> <em class="jxr_javadoccomment">     * </em>
-<a name="212" href="#212">212</a> <em class="jxr_javadoccomment">     * @param doc The SOAP envelope as &lt;code&gt;Document&lt;/code&gt;</em>
-<a name="213" href="#213">213</a> <em class="jxr_javadoccomment">     * @param crypto An instance of the Crypto API to handle keystore and certificates</em>
-<a name="214" href="#214">214</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
-<a name="215" href="#215">215</a> <em class="jxr_javadoccomment">     */</em>
-<a name="216" href="#216">216</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> prepare(Document doc, <a href="../../../../../org/apache/ws/security/components/crypto/Crypto.html">Crypto</a> crypto) <strong class="jxr_keyword">throws</strong> WSSecurityException {
-<a name="217" href="#217">217</a> 
-<a name="218" href="#218">218</a>         document = doc;
-<a name="219" href="#219">219</a> 
-<a name="220" href="#220">220</a>         <em class="jxr_comment">//</em>
-<a name="221" href="#221">221</a>         <em class="jxr_comment">// If no external key (symmetricalKey) was set generate an encryption</em>
-<a name="222" href="#222">222</a>         <em class="jxr_comment">// key (session key) for this Encrypt element. This key will be</em>
-<a name="223" href="#223">223</a>         <em class="jxr_comment">// encrypted using the public key of the receiver</em>
-<a name="224" href="#224">224</a>         <em class="jxr_comment">//</em>
-<a name="225" href="#225">225</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.ephemeralKey == <strong class="jxr_keyword">null</strong>) {
-<a name="226" href="#226">226</a>             <strong class="jxr_keyword">if</strong> (symmetricKey == <strong class="jxr_keyword">null</strong>) {
-<a name="227" href="#227">227</a>                 KeyGenerator keyGen = getKeyGenerator();
-<a name="228" href="#228">228</a>                 <strong class="jxr_keyword">this</strong>.symmetricKey = keyGen.generateKey();
-<a name="229" href="#229">229</a>             } 
-<a name="230" href="#230">230</a>             <strong class="jxr_keyword">this</strong>.ephemeralKey = <strong class="jxr_keyword">this</strong>.symmetricKey.getEncoded();
-<a name="231" href="#231">231</a>         }
-<a name="232" href="#232">232</a>         
-<a name="233" href="#233">233</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.symmetricKey == <strong class="jxr_keyword">null</strong>) {
-<a name="234" href="#234">234</a>             <strong class="jxr_keyword">this</strong>.symmetricKey = WSSecurityUtil.prepareSecretKey(symEncAlgo, <strong class="jxr_keyword">this</strong>.ephemeralKey);
-<a name="235" href="#235">235</a>         }
-<a name="236" href="#236">236</a>         
-<a name="237" href="#237">237</a>         <em class="jxr_comment">//</em>
-<a name="238" href="#238">238</a>         <em class="jxr_comment">// Get the certificate that contains the public key for the public key</em>
-<a name="239" href="#239">239</a>         <em class="jxr_comment">// algorithm that will encrypt the generated symmetric (session) key.</em>
-<a name="240" href="#240">240</a>         <em class="jxr_comment">//</em>
-<a name="241" href="#241">241</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.encryptSymmKey) {
-<a name="242" href="#242">242</a>             X509Certificate remoteCert = <strong class="jxr_keyword">null</strong>;
-<a name="243" href="#243">243</a>             <strong class="jxr_keyword">if</strong> (useThisCert != <strong class="jxr_keyword">null</strong>) {
-<a name="244" href="#244">244</a>                 remoteCert = useThisCert;
-<a name="245" href="#245">245</a>             } <strong class="jxr_keyword">else</strong> {
-<a name="246" href="#246">246</a>                 X509Certificate[] certs = crypto.getCertificates(user);
-<a name="247" href="#247">247</a>                 <strong class="jxr_keyword">if</strong> (certs == <strong class="jxr_keyword">null</strong> || certs.length &lt;= 0) {
-<a name="248" href="#248">248</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a>(
-<a name="249" href="#249">249</a>                         WSSecurityException.FAILURE,
-<a name="250" href="#250">250</a>                         <span class="jxr_string">"noUserCertsFound"</span>, 
-<a name="251" href="#251">251</a>                         <strong class="jxr_keyword">new</strong> Object[] { user, <span class="jxr_string">"encryption"</span> }
-<a name="252" href="#252">252</a>                     );
-<a name="253" href="#253">253</a>                 }
-<a name="254" href="#254">254</a>                 remoteCert = certs[0];
-<a name="255" href="#255">255</a>             }
-<a name="256" href="#256">256</a>             prepareInternal(<strong class="jxr_keyword">this</strong>.ephemeralKey, remoteCert, crypto);
-<a name="257" href="#257">257</a>         }
-<a name="258" href="#258">258</a>     }
-<a name="259" href="#259">259</a> 
-<a name="260" href="#260">260</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="261" href="#261">261</a> <em class="jxr_javadoccomment">     * Builds the SOAP envelope with encrypted Body and adds encrypted key.</em>
-<a name="262" href="#262">262</a> <em class="jxr_javadoccomment">     * </em>
-<a name="263" href="#263">263</a> <em class="jxr_javadoccomment">     * This is a convenience method and for backward compatibility. The method</em>
-<a name="264" href="#264">264</a> <em class="jxr_javadoccomment">     * calls the single function methods in order to perform a &lt;i&gt;one shot</em>
-<a name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * encryption&lt;/i&gt;. This method is compatible with the build method of the</em>
-<a name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * previous version with the exception of the additional WSSecHeader</em>
-<a name="267" href="#267">267</a> <em class="jxr_javadoccomment">     * parameter.</em>
-<a name="268" href="#268">268</a> <em class="jxr_javadoccomment">     * </em>
-<a name="269" href="#269">269</a> <em class="jxr_javadoccomment">     * @param doc the SOAP envelope as &lt;code&gt;Document&lt;/code&gt; with plain text Body</em>
-<a name="270" href="#270">270</a> <em class="jxr_javadoccomment">     * @param crypto an instance of the Crypto API to handle keystore and Certificates</em>
-<a name="271" href="#271">271</a> <em class="jxr_javadoccomment">     * @param secHeader the security header element to hold the encrypted key element.</em>
-<a name="272" href="#272">272</a> <em class="jxr_javadoccomment">     * @return the SOAP envelope with encrypted Body as &lt;code&gt;Document&lt;/code&gt;</em>
-<a name="273" href="#273">273</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
-<a name="274" href="#274">274</a> <em class="jxr_javadoccomment">     */</em>
-<a name="275" href="#275">275</a>     <strong class="jxr_keyword">public</strong> Document build(Document doc, <a href="../../../../../org/apache/ws/security/components/crypto/Crypto.html">Crypto</a> crypto, <a href="../../../../../org/apache/ws/security/message/WSSecHeader.html">WSSecHeader</a> secHeader)
-<a name="276" href="#276">276</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
-<a name="277" href="#277">277</a>         doDebug = log.isDebugEnabled();
-<a name="278" href="#278">278</a> 
-<a name="279" href="#279">279</a>         <strong class="jxr_keyword">if</strong> (keyIdentifierType == WSConstants.EMBEDDED_KEYNAME
-<a name="280" href="#280">280</a>             || keyIdentifierType == WSConstants.EMBED_SECURITY_TOKEN_REF) {
-<a name="281" href="#281">281</a>             <strong class="jxr_keyword">return</strong> buildEmbedded(doc, secHeader);
-<a name="282" href="#282">282</a>         }
-<a name="283" href="#283">283</a> 
-<a name="284" href="#284">284</a>         <strong class="jxr_keyword">if</strong> (doDebug) {
-<a name="285" href="#285">285</a>             log.debug(<span class="jxr_string">"Beginning Encryption..."</span>);
-<a name="286" href="#286">286</a>         }
-<a name="287" href="#287">287</a> 
-<a name="288" href="#288">288</a>         prepare(doc, crypto);
-<a name="289" href="#289">289</a>         
-<a name="290" href="#290">290</a>         <strong class="jxr_keyword">if</strong> (envelope == <strong class="jxr_keyword">null</strong>) {
-<a name="291" href="#291">291</a>             envelope = document.getDocumentElement();
-<a name="292" href="#292">292</a>         }
-<a name="293" href="#293">293</a> 
-<a name="294" href="#294">294</a>         <a href="../../../../../org/apache/ws/security/SOAPConstants.html">SOAPConstants</a> soapConstants = WSSecurityUtil.getSOAPConstants(envelope);
-<a name="295" href="#295">295</a>         <strong class="jxr_keyword">if</strong> (parts == <strong class="jxr_keyword">null</strong>) {
-<a name="296" href="#296">296</a>             parts = <strong class="jxr_keyword">new</strong> Vector();
-<a name="297" href="#297">297</a>             <a href="../../../../../org/apache/ws/security/WSEncryptionPart.html">WSEncryptionPart</a> encP = 
-<a name="298" href="#298">298</a>                 <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/WSEncryptionPart.html">WSEncryptionPart</a>(
-<a name="299" href="#299">299</a>                     soapConstants.getBodyQName().getLocalPart(), 
-<a name="300" href="#300">300</a>                     soapConstants.getEnvelopeURI(), 
-<a name="301" href="#301">301</a>                     <span class="jxr_string">"Content"</span>
-<a name="302" href="#302">302</a>                 );
-<a name="303" href="#303">303</a>             parts.add(encP);
-<a name="304" href="#304">304</a>         }
-<a name="305" href="#305">305</a> 
-<a name="306" href="#306">306</a>         Element refs = encryptForInternalRef(<strong class="jxr_keyword">null</strong>, parts);
-<a name="307" href="#307">307</a>         addInternalRefElement(refs);
+<a name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.algorithms.JCEMapper;
+<a name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.EncryptedData;
+<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.XMLCipher;
+<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.encryption.XMLEncryptionException;
+<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.xml.security.keys.KeyInfo;
+<a name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Attr;
+<a name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
+<a name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Element;
+<a name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.NamedNodeMap;
+<a name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Node;
+<a name="41" href="#41">41</a>  
+<a name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> javax.crypto.KeyGenerator;
+<a name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> javax.crypto.SecretKey;
+<a name="44" href="#44">44</a>  
+<a name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> java.security.MessageDigest;
+<a name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> java.security.NoSuchAlgorithmException;
+<a name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> java.security.cert.X509Certificate;
+<a name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> java.util.Vector;
+<a name="49" href="#49">49</a>  
+<a name="50" href="#50">50</a>  <em class="jxr_javadoccomment">/**</em>
+<a name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * Encrypts a parts of a message according to WS Specification, X509 profile,</em>
+<a name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * and adds the encryption data.</em>
+<a name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * </em>
+<a name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * @author Davanum Srinivas (dims@yahoo.com).</em>
+<a name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> * @author Werner Dittmann (Werner.Dittmann@apache.org).</em>
+<a name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> */</em>
+<a name="57" href="#57">57</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncrypt.html">WSSecEncrypt</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncryptedKey.html">WSSecEncryptedKey</a> {
+<a name="58" href="#58">58</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Log log = LogFactory.getLog(WSSecEncrypt.<strong class="jxr_keyword">class</strong>.getName());
+<a name="59" href="#59">59</a>  
+<a name="60" href="#60">60</a>      <strong class="jxr_keyword">protected</strong> String symEncAlgo = WSConstants.AES_128;
+<a name="61" href="#61">61</a>  
+<a name="62" href="#62">62</a>      <strong class="jxr_keyword">protected</strong> String encCanonAlgo = <strong class="jxr_keyword">null</strong>;
+<a name="63" href="#63">63</a>  
+<a name="64" href="#64">64</a>      <strong class="jxr_keyword">protected</strong> byte[] embeddedKey = <strong class="jxr_keyword">null</strong>;
+<a name="65" href="#65">65</a>  
+<a name="66" href="#66">66</a>      <strong class="jxr_keyword">protected</strong> String embeddedKeyName = <strong class="jxr_keyword">null</strong>;
+<a name="67" href="#67">67</a>  
+<a name="68" href="#68">68</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> useKeyIdentifier;
+<a name="69" href="#69">69</a>  
+<a name="70" href="#70">70</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="71" href="#71">71</a>  <em class="jxr_javadoccomment">     * Symmetric key used in the EncrytpedKey.</em>
+<a name="72" href="#72">72</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="73" href="#73">73</a>      <strong class="jxr_keyword">protected</strong> SecretKey symmetricKey = <strong class="jxr_keyword">null</strong>;
+<a name="74" href="#74">74</a>  
+<a name="75" href="#75">75</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     * SecurityTokenReference to be inserted into EncryptedData/keyInfo element.</em>
+<a name="77" href="#77">77</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="78" href="#78">78</a>      <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a> securityTokenReference = <strong class="jxr_keyword">null</strong>;
+<a name="79" href="#79">79</a>  
+<a name="80" href="#80">80</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     * Indicates whether to encrypt the symmetric key into an EncryptedKey </em>
+<a name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     * or not.</em>
+<a name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="84" href="#84">84</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> encryptSymmKey = <strong class="jxr_keyword">true</strong>;
+<a name="85" href="#85">85</a>      
+<a name="86" href="#86">86</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="87" href="#87">87</a>  <em class="jxr_javadoccomment">     * Custom reference value</em>
+<a name="88" href="#88">88</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="89" href="#89">89</a>      <strong class="jxr_keyword">private</strong> String customReferenceValue;
+<a name="90" href="#90">90</a>      
+<a name="91" href="#91">91</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     * ValueType for the encrypted key reference</em>
+<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="94" href="#94">94</a>      <strong class="jxr_keyword">private</strong> String encKeyValueType;
+<a name="95" href="#95">95</a>      
+<a name="96" href="#96">96</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * True if the encKeyId is a direct reference to a key identifier instead of a URI to a key</em>
+<a name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="99" href="#99">99</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> encKeyIdDirectId;
+<a name="100" href="#100">100</a> 
+<a name="101" href="#101">101</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="102" href="#102">102</a> <em class="jxr_javadoccomment">     * Constructor.</em>
+<a name="103" href="#103">103</a> <em class="jxr_javadoccomment">     */</em>
+<a name="104" href="#104">104</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/ws/security/message/WSSecEncrypt.html">WSSecEncrypt</a>() {
+<a name="105" href="#105">105</a>     }
+<a name="106" href="#106">106</a> 
+<a name="107" href="#107">107</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="108" href="#108">108</a> <em class="jxr_javadoccomment">     * Sets the key to use during embedded encryption.</em>
+<a name="109" href="#109">109</a> <em class="jxr_javadoccomment">     * </em>
+<a name="110" href="#110">110</a> <em class="jxr_javadoccomment">     * @param key to use during encryption. The key must fit the selected</em>
+<a name="111" href="#111">111</a> <em class="jxr_javadoccomment">     *            symmetrical encryption algorithm</em>
+<a name="112" href="#112">112</a> <em class="jxr_javadoccomment">     */</em>
+<a name="113" href="#113">113</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setKey(byte[] key) {
+<a name="114" href="#114">114</a>         <strong class="jxr_keyword">this</strong>.embeddedKey = key;
+<a name="115" href="#115">115</a>     }
+<a name="116" href="#116">116</a> 
+<a name="117" href="#117">117</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="118" href="#118">118</a> <em class="jxr_javadoccomment">     * Sets the algorithm to encode the symmetric key.</em>
+<a name="119" href="#119">119</a> <em class="jxr_javadoccomment">     * </em>
+<a name="120" href="#120">120</a> <em class="jxr_javadoccomment">     * Default is the &lt;code&gt;WSConstants.KEYTRANSPORT_RSA15&lt;/code&gt; algorithm.</em>
+<a name="121" href="#121">121</a> <em class="jxr_javadoccomment">     * </em>
+<a name="122" href="#122">122</a> <em class="jxr_javadoccomment">     * @param keyEnc specifies the key encoding algorithm.</em>
+<a name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * @see WSConstants#KEYTRANSPORT_RSA15</em>
+<a name="124" href="#124">124</a> <em class="jxr_javadoccomment">     * @see WSConstants#KEYTRANSPORT_RSAOEP</em>
+<a name="125" href="#125">125</a> <em class="jxr_javadoccomment">     */</em>
+<a name="126" href="#126">126</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setKeyEnc(String keyEnc) {
+<a name="127" href="#127">127</a>         keyEncAlgo = keyEnc;
+<a name="128" href="#128">128</a>     }
+<a name="129" href="#129">129</a> 
+<a name="130" href="#130">130</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="131" href="#131">131</a> <em class="jxr_javadoccomment">     * Set the key name for EMBEDDED_KEYNAME</em>
+<a name="132" href="#132">132</a> <em class="jxr_javadoccomment">     * </em>
+<a name="133" href="#133">133</a> <em class="jxr_javadoccomment">     * @param embeddedKeyName</em>
+<a name="134" href="#134">134</a> <em class="jxr_javadoccomment">     */</em>
+<a name="135" href="#135">135</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEmbeddedKeyName(String embeddedKeyName) {
+<a name="136" href="#136">136</a>         <strong class="jxr_keyword">this</strong>.embeddedKeyName = embeddedKeyName;
+<a name="137" href="#137">137</a>     }
+<a name="138" href="#138">138</a>     
+<a name="139" href="#139">139</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="140" href="#140">140</a> <em class="jxr_javadoccomment">     * Set this true if a key identifier must be used in the KeyInfo</em>
+<a name="141" href="#141">141</a> <em class="jxr_javadoccomment">     * </em>
+<a name="142" href="#142">142</a> <em class="jxr_javadoccomment">     * @param useKeyIdentifier</em>
+<a name="143" href="#143">143</a> <em class="jxr_javadoccomment">     */</em>
+<a name="144" href="#144">144</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUseKeyIdentifier(<strong class="jxr_keyword">boolean</strong> useKeyIdentifier) {
+<a name="145" href="#145">145</a>         <strong class="jxr_keyword">this</strong>.useKeyIdentifier = useKeyIdentifier;
+<a name="146" href="#146">146</a>     }
+<a name="147" href="#147">147</a>     
+<a name="148" href="#148">148</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="149" href="#149">149</a> <em class="jxr_javadoccomment">     * Set the name of the symmetric encryption algorithm to use.</em>
+<a name="150" href="#150">150</a> <em class="jxr_javadoccomment">     * </em>
+<a name="151" href="#151">151</a> <em class="jxr_javadoccomment">     * This encryption algorithm is used to encrypt the data. If the algorithm</em>
+<a name="152" href="#152">152</a> <em class="jxr_javadoccomment">     * is not set then AES128 is used. Refer to WSConstants which algorithms are</em>
+<a name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * supported.</em>
+<a name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * </em>
+<a name="155" href="#155">155</a> <em class="jxr_javadoccomment">     * @param algo Is the name of the encryption algorithm</em>
+<a name="156" href="#156">156</a> <em class="jxr_javadoccomment">     * @see WSConstants#TRIPLE_DES</em>
+<a name="157" href="#157">157</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_128</em>
+<a name="158" href="#158">158</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_192</em>
+<a name="159" href="#159">159</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_256</em>
+<a name="160" href="#160">160</a> <em class="jxr_javadoccomment">     */</em>
+<a name="161" href="#161">161</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setSymmetricEncAlgorithm(String algo) {
+<a name="162" href="#162">162</a>         symEncAlgo = algo;
+<a name="163" href="#163">163</a>     }
+<a name="164" href="#164">164</a> 
+<a name="165" href="#165">165</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="166" href="#166">166</a> <em class="jxr_javadoccomment">     * Set the name of an optional canonicalization algorithm to use before</em>
+<a name="167" href="#167">167</a> <em class="jxr_javadoccomment">     * encryption.</em>
+<a name="168" href="#168">168</a> <em class="jxr_javadoccomment">     * </em>
+<a name="169" href="#169">169</a> <em class="jxr_javadoccomment">     * This c14n algorithm is used to serialize the data before encryption. If</em>
+<a name="170" href="#170">170</a> <em class="jxr_javadoccomment">     * the algorithm is not set then a standard serialization is used (provided</em>
+<a name="171" href="#171">171</a> <em class="jxr_javadoccomment">     * by XMLCipher, usually a XMLSerializer according to DOM 3 specification).</em>
+<a name="172" href="#172">172</a> <em class="jxr_javadoccomment">     * </em>
+<a name="173" href="#173">173</a> <em class="jxr_javadoccomment">     * @param algo Is the name of the canonicalization algorithm</em>
+<a name="174" href="#174">174</a> <em class="jxr_javadoccomment">     */</em>
+<a name="175" href="#175">175</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setEncCanonicalization(String algo) {
+<a name="176" href="#176">176</a>         encCanonAlgo = algo;
+<a name="177" href="#177">177</a>     }
+<a name="178" href="#178">178</a>     
+<a name="179" href="#179">179</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="180" href="#180">180</a> <em class="jxr_javadoccomment">     * Get the name of symmetric encryption algorithm to use.</em>
+<a name="181" href="#181">181</a> <em class="jxr_javadoccomment">     * </em>
+<a name="182" href="#182">182</a> <em class="jxr_javadoccomment">     * The name of the encryption algorithm to encrypt the data, i.e. the SOAP</em>
+<a name="183" href="#183">183</a> <em class="jxr_javadoccomment">     * Body. Refer to WSConstants which algorithms are supported.</em>
+<a name="184" href="#184">184</a> <em class="jxr_javadoccomment">     * </em>
+<a name="185" href="#185">185</a> <em class="jxr_javadoccomment">     * @return the name of the currently selected symmetric encryption algorithm</em>
+<a name="186" href="#186">186</a> <em class="jxr_javadoccomment">     * @see WSConstants#TRIPLE_DES</em>
+<a name="187" href="#187">187</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_128</em>
+<a name="188" href="#188">188</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_192</em>
+<a name="189" href="#189">189</a> <em class="jxr_javadoccomment">     * @see WSConstants#AES_256</em>
+<a name="190" href="#190">190</a> <em class="jxr_javadoccomment">     */</em>
+<a name="191" href="#191">191</a>     <strong class="jxr_keyword">public</strong> String getSymmetricEncAlgorithm() {
+<a name="192" href="#192">192</a>         <strong class="jxr_keyword">return</strong> symEncAlgo;
+<a name="193" href="#193">193</a>     }
+<a name="194" href="#194">194</a>     
+<a name="195" href="#195">195</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * Returns if Key Identifiers should be used in KeyInfo</em>
+<a name="197" href="#197">197</a> <em class="jxr_javadoccomment">     * @return if Key Identifiers should be used in KeyInfo</em>
+<a name="198" href="#198">198</a> <em class="jxr_javadoccomment">     */</em>
+<a name="199" href="#199">199</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> getUseKeyIdentifier() {
+<a name="200" href="#200">200</a>         <strong class="jxr_keyword">return</strong> useKeyIdentifier;
+<a name="201" href="#201">201</a>     }
+<a name="202" href="#202">202</a>     
+<a name="203" href="#203">203</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="204" href="#204">204</a> <em class="jxr_javadoccomment">     * Initialize a WSSec Encrypt.</em>
+<a name="205" href="#205">205</a> <em class="jxr_javadoccomment">     * </em>
+<a name="206" href="#206">206</a> <em class="jxr_javadoccomment">     * The method prepares and initializes a WSSec Encrypt structure after the</em>
+<a name="207" href="#207">207</a> <em class="jxr_javadoccomment">     * relevant information was set. After preparation of the token references</em>
+<a name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * can be added and encrypted.</em>
+<a name="209" href="#209">209</a> <em class="jxr_javadoccomment">     * </em>
+<a name="210" href="#210">210</a> <em class="jxr_javadoccomment">     * This method does not add any element to the security header. This must be</em>
+<a name="211" href="#211">211</a> <em class="jxr_javadoccomment">     * done explicitly.</em>
+<a name="212" href="#212">212</a> <em class="jxr_javadoccomment">     * </em>
+<a name="213" href="#213">213</a> <em class="jxr_javadoccomment">     * @param doc The SOAP envelope as &lt;code&gt;Document&lt;/code&gt;</em>
+<a name="214" href="#214">214</a> <em class="jxr_javadoccomment">     * @param crypto An instance of the Crypto API to handle keystore and certificates</em>
+<a name="215" href="#215">215</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
+<a name="216" href="#216">216</a> <em class="jxr_javadoccomment">     */</em>
+<a name="217" href="#217">217</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> prepare(Document doc, <a href="../../../../../org/apache/ws/security/components/crypto/Crypto.html">Crypto</a> crypto) <strong class="jxr_keyword">throws</strong> WSSecurityException {
+<a name="218" href="#218">218</a> 
+<a name="219" href="#219">219</a>         document = doc;
+<a name="220" href="#220">220</a> 
+<a name="221" href="#221">221</a>         <em class="jxr_comment">//</em>
+<a name="222" href="#222">222</a>         <em class="jxr_comment">// If no external key (symmetricalKey) was set generate an encryption</em>
+<a name="223" href="#223">223</a>         <em class="jxr_comment">// key (session key) for this Encrypt element. This key will be</em>
+<a name="224" href="#224">224</a>         <em class="jxr_comment">// encrypted using the public key of the receiver</em>
+<a name="225" href="#225">225</a>         <em class="jxr_comment">//</em>
+<a name="226" href="#226">226</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.ephemeralKey == <strong class="jxr_keyword">null</strong>) {
+<a name="227" href="#227">227</a>             <strong class="jxr_keyword">if</strong> (symmetricKey == <strong class="jxr_keyword">null</strong>) {
+<a name="228" href="#228">228</a>                 KeyGenerator keyGen = getKeyGenerator();
+<a name="229" href="#229">229</a>                 <strong class="jxr_keyword">this</strong>.symmetricKey = keyGen.generateKey();
+<a name="230" href="#230">230</a>             } 
+<a name="231" href="#231">231</a>             <strong class="jxr_keyword">this</strong>.ephemeralKey = <strong class="jxr_keyword">this</strong>.symmetricKey.getEncoded();
+<a name="232" href="#232">232</a>         }
+<a name="233" href="#233">233</a>         
+<a name="234" href="#234">234</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.symmetricKey == <strong class="jxr_keyword">null</strong>) {
+<a name="235" href="#235">235</a>             <strong class="jxr_keyword">this</strong>.symmetricKey = WSSecurityUtil.prepareSecretKey(symEncAlgo, <strong class="jxr_keyword">this</strong>.ephemeralKey);
+<a name="236" href="#236">236</a>         }
+<a name="237" href="#237">237</a>         
+<a name="238" href="#238">238</a>         <em class="jxr_comment">//</em>
+<a name="239" href="#239">239</a>         <em class="jxr_comment">// Get the certificate that contains the public key for the public key</em>
+<a name="240" href="#240">240</a>         <em class="jxr_comment">// algorithm that will encrypt the generated symmetric (session) key.</em>
+<a name="241" href="#241">241</a>         <em class="jxr_comment">//</em>
+<a name="242" href="#242">242</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.encryptSymmKey) {
+<a name="243" href="#243">243</a>             X509Certificate remoteCert = <strong class="jxr_keyword">null</strong>;
+<a name="244" href="#244">244</a>             <strong class="jxr_keyword">if</strong> (useThisCert != <strong class="jxr_keyword">null</strong>) {
+<a name="245" href="#245">245</a>                 remoteCert = useThisCert;
+<a name="246" href="#246">246</a>             } <strong class="jxr_keyword">else</strong> {
+<a name="247" href="#247">247</a>                 X509Certificate[] certs = crypto.getCertificates(user);
+<a name="248" href="#248">248</a>                 <strong class="jxr_keyword">if</strong> (certs == <strong class="jxr_keyword">null</strong> || certs.length &lt;= 0) {
+<a name="249" href="#249">249</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a>(
+<a name="250" href="#250">250</a>                         WSSecurityException.FAILURE,
+<a name="251" href="#251">251</a>                         <span class="jxr_string">"noUserCertsFound"</span>, 
+<a name="252" href="#252">252</a>                         <strong class="jxr_keyword">new</strong> Object[] { user, <span class="jxr_string">"encryption"</span> }
+<a name="253" href="#253">253</a>                     );
+<a name="254" href="#254">254</a>                 }
+<a name="255" href="#255">255</a>                 remoteCert = certs[0];
+<a name="256" href="#256">256</a>             }
+<a name="257" href="#257">257</a>             prepareInternal(<strong class="jxr_keyword">this</strong>.ephemeralKey, remoteCert, crypto);
+<a name="258" href="#258">258</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="259" href="#259">259</a>             encryptedEphemeralKey = ephemeralKey;
+<a name="260" href="#260">260</a>         }
+<a name="261" href="#261">261</a>     }
+<a name="262" href="#262">262</a> 
+<a name="263" href="#263">263</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="264" href="#264">264</a> <em class="jxr_javadoccomment">     * Builds the SOAP envelope with encrypted Body and adds encrypted key.</em>
+<a name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * </em>
+<a name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * This is a convenience method and for backward compatibility. The method</em>
+<a name="267" href="#267">267</a> <em class="jxr_javadoccomment">     * calls the single function methods in order to perform a &lt;i&gt;one shot</em>
+<a name="268" href="#268">268</a> <em class="jxr_javadoccomment">     * encryption&lt;/i&gt;. This method is compatible with the build method of the</em>
+<a name="269" href="#269">269</a> <em class="jxr_javadoccomment">     * previous version with the exception of the additional WSSecHeader</em>
+<a name="270" href="#270">270</a> <em class="jxr_javadoccomment">     * parameter.</em>
+<a name="271" href="#271">271</a> <em class="jxr_javadoccomment">     * </em>
+<a name="272" href="#272">272</a> <em class="jxr_javadoccomment">     * @param doc the SOAP envelope as &lt;code&gt;Document&lt;/code&gt; with plain text Body</em>
+<a name="273" href="#273">273</a> <em class="jxr_javadoccomment">     * @param crypto an instance of the Crypto API to handle keystore and Certificates</em>
+<a name="274" href="#274">274</a> <em class="jxr_javadoccomment">     * @param secHeader the security header element to hold the encrypted key element.</em>
+<a name="275" href="#275">275</a> <em class="jxr_javadoccomment">     * @return the SOAP envelope with encrypted Body as &lt;code&gt;Document&lt;/code&gt;</em>
+<a name="276" href="#276">276</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
+<a name="277" href="#277">277</a> <em class="jxr_javadoccomment">     */</em>
+<a name="278" href="#278">278</a>     <strong class="jxr_keyword">public</strong> Document build(Document doc, <a href="../../../../../org/apache/ws/security/components/crypto/Crypto.html">Crypto</a> crypto, <a href="../../../../../org/apache/ws/security/message/WSSecHeader.html">WSSecHeader</a> secHeader)
+<a name="279" href="#279">279</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
+<a name="280" href="#280">280</a>         doDebug = log.isDebugEnabled();
+<a name="281" href="#281">281</a> 
+<a name="282" href="#282">282</a>         <strong class="jxr_keyword">if</strong> (keyIdentifierType == WSConstants.EMBEDDED_KEYNAME
+<a name="283" href="#283">283</a>             || keyIdentifierType == WSConstants.EMBED_SECURITY_TOKEN_REF) {
+<a name="284" href="#284">284</a>             <strong class="jxr_keyword">return</strong> buildEmbedded(doc, secHeader);
+<a name="285" href="#285">285</a>         }
+<a name="286" href="#286">286</a> 
+<a name="287" href="#287">287</a>         <strong class="jxr_keyword">if</strong> (doDebug) {
+<a name="288" href="#288">288</a>             log.debug(<span class="jxr_string">"Beginning Encryption..."</span>);
+<a name="289" href="#289">289</a>         }
+<a name="290" href="#290">290</a> 
+<a name="291" href="#291">291</a>         prepare(doc, crypto);
+<a name="292" href="#292">292</a>         
+<a name="293" href="#293">293</a>         <strong class="jxr_keyword">if</strong> (envelope == <strong class="jxr_keyword">null</strong>) {
+<a name="294" href="#294">294</a>             envelope = document.getDocumentElement();
+<a name="295" href="#295">295</a>         }
+<a name="296" href="#296">296</a> 
+<a name="297" href="#297">297</a>         <strong class="jxr_keyword">if</strong> (parts == <strong class="jxr_keyword">null</strong>) {
+<a name="298" href="#298">298</a>             parts = <strong class="jxr_keyword">new</strong> Vector();
+<a name="299" href="#299">299</a>             <a href="../../../../../org/apache/ws/security/SOAPConstants.html">SOAPConstants</a> soapConstants = WSSecurityUtil.getSOAPConstants(envelope);
+<a name="300" href="#300">300</a>             <a href="../../../../../org/apache/ws/security/WSEncryptionPart.html">WSEncryptionPart</a> encP = 
+<a name="301" href="#301">301</a>                 <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/WSEncryptionPart.html">WSEncryptionPart</a>(
+<a name="302" href="#302">302</a>                     soapConstants.getBodyQName().getLocalPart(), 
+<a name="303" href="#303">303</a>                     soapConstants.getEnvelopeURI(), 
+<a name="304" href="#304">304</a>                     <span class="jxr_string">"Content"</span>
+<a name="305" href="#305">305</a>                 );
+<a name="306" href="#306">306</a>             parts.add(encP);
+<a name="307" href="#307">307</a>         }
 <a name="308" href="#308">308</a> 
-<a name="309" href="#309">309</a>         prependToHeader(secHeader);
-<a name="310" href="#310">310</a> 
-<a name="311" href="#311">311</a>         <strong class="jxr_keyword">if</strong> (bstToken != <strong class="jxr_keyword">null</strong>) {
-<a name="312" href="#312">312</a>             prependBSTElementToHeader(secHeader);
-<a name="313" href="#313">313</a>         }
-<a name="314" href="#314">314</a> 
-<a name="315" href="#315">315</a>         log.debug(<span class="jxr_string">"Encryption complete."</span>);
-<a name="316" href="#316">316</a>         <strong class="jxr_keyword">return</strong> doc;
-<a name="317" href="#317">317</a>     }
-<a name="318" href="#318">318</a> 
-<a name="319" href="#319">319</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="320" href="#320">320</a> <em class="jxr_javadoccomment">     * Encrypt one or more parts or elements of the message (internal).</em>
-<a name="321" href="#321">321</a> <em class="jxr_javadoccomment">     * </em>
-<a name="322" href="#322">322</a> <em class="jxr_javadoccomment">     * This method takes a vector of &lt;code&gt;WSEncryptionPart&lt;/code&gt; object that</em>
-<a name="323" href="#323">323</a> <em class="jxr_javadoccomment">     * contain information about the elements to encrypt. The method call the</em>
-<a name="324" href="#324">324</a> <em class="jxr_javadoccomment">     * encryption method, takes the reference information generated during</em>
-<a name="325" href="#325">325</a> <em class="jxr_javadoccomment">     * encryption and add this to the &lt;code&gt;xenc:Reference&lt;/code&gt; element.</em>
-<a name="326" href="#326">326</a> <em class="jxr_javadoccomment">     * This method can be called after &lt;code&gt;prepare()&lt;/code&gt; and can be</em>
-<a name="327" href="#327">327</a> <em class="jxr_javadoccomment">     * called multiple times to encrypt a number of parts or elements.</em>
-<a name="328" href="#328">328</a> <em class="jxr_javadoccomment">     * </em>
-<a name="329" href="#329">329</a> <em class="jxr_javadoccomment">     * The method generates a &lt;code&gt;xenc:Reference&lt;/code&gt; element that &lt;i&gt;must&lt;/i&gt;</em>
-<a name="330" href="#330">330</a> <em class="jxr_javadoccomment">     * be added to this token. See &lt;code&gt;addInternalRefElement()&lt;/code&gt;.</em>
-<a name="331" href="#331">331</a> <em class="jxr_javadoccomment">     * </em>
-<a name="332" href="#332">332</a> <em class="jxr_javadoccomment">     * If the &lt;code&gt;dataRef&lt;/code&gt; parameter is &lt;code&gt;null&lt;/code&gt; the method</em>
-<a name="333" href="#333">333</a> <em class="jxr_javadoccomment">     * creates and initializes a new Reference element.</em>
+<a name="309" href="#309">309</a>         Element refs = encryptForInternalRef(<strong class="jxr_keyword">null</strong>, parts);
+<a name="310" href="#310">310</a>         <strong class="jxr_keyword">if</strong> (encryptedKeyElement != <strong class="jxr_keyword">null</strong>) {
+<a name="311" href="#311">311</a>             addInternalRefElement(refs);
+<a name="312" href="#312">312</a>             prependToHeader(secHeader); 
+<a name="313" href="#313">313</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="314" href="#314">314</a>             WSSecurityUtil.prependChildElement(secHeader.getSecurityHeader(), refs);
+<a name="315" href="#315">315</a>         }
+<a name="316" href="#316">316</a> 
+<a name="317" href="#317">317</a>         <strong class="jxr_keyword">if</strong> (bstToken != <strong class="jxr_keyword">null</strong>) {
+<a name="318" href="#318">318</a>             prependBSTElementToHeader(secHeader);
+<a name="319" href="#319">319</a>         }
+<a name="320" href="#320">320</a> 
+<a name="321" href="#321">321</a>         log.debug(<span class="jxr_string">"Encryption complete."</span>);
+<a name="322" href="#322">322</a>         <strong class="jxr_keyword">return</strong> doc;
+<a name="323" href="#323">323</a>     }
+<a name="324" href="#324">324</a> 
+<a name="325" href="#325">325</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="326" href="#326">326</a> <em class="jxr_javadoccomment">     * Encrypt one or more parts or elements of the message (internal).</em>
+<a name="327" href="#327">327</a> <em class="jxr_javadoccomment">     * </em>
+<a name="328" href="#328">328</a> <em class="jxr_javadoccomment">     * This method takes a vector of &lt;code&gt;WSEncryptionPart&lt;/code&gt; object that</em>
+<a name="329" href="#329">329</a> <em class="jxr_javadoccomment">     * contain information about the elements to encrypt. The method call the</em>
+<a name="330" href="#330">330</a> <em class="jxr_javadoccomment">     * encryption method, takes the reference information generated during</em>
+<a name="331" href="#331">331</a> <em class="jxr_javadoccomment">     * encryption and add this to the &lt;code&gt;xenc:Reference&lt;/code&gt; element.</em>
+<a name="332" href="#332">332</a> <em class="jxr_javadoccomment">     * This method can be called after &lt;code&gt;prepare()&lt;/code&gt; and can be</em>
+<a name="333" href="#333">333</a> <em class="jxr_javadoccomment">     * called multiple times to encrypt a number of parts or elements.</em>
 <a name="334" href="#334">334</a> <em class="jxr_javadoccomment">     * </em>
-<a name="335" href="#335">335</a> <em class="jxr_javadoccomment">     * @param dataRef A &lt;code&gt;xenc:Reference&lt;/code&gt; element or &lt;code&gt;null&lt;/code&gt;</em>
-<a name="336" href="#336">336</a> <em class="jxr_javadoccomment">     * @param references A vector containing WSEncryptionPart objects</em>
-<a name="337" href="#337">337</a> <em class="jxr_javadoccomment">     * @return Returns the updated &lt;code&gt;xenc:Reference&lt;/code&gt; element</em>
-<a name="338" href="#338">338</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
-<a name="339" href="#339">339</a> <em class="jxr_javadoccomment">     */</em>
-<a name="340" href="#340">340</a>     <strong class="jxr_keyword">public</strong> Element encryptForInternalRef(Element dataRef, Vector references)
-<a name="341" href="#341">341</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
-<a name="342" href="#342">342</a>         Vector encDataRefs = 
-<a name="343" href="#343">343</a>             doEncryption(document, <strong class="jxr_keyword">this</strong>.symmetricKey, references);
-<a name="344" href="#344">344</a>         Element referenceList = dataRef;
-<a name="345" href="#345">345</a>         <strong class="jxr_keyword">if</strong> (referenceList == <strong class="jxr_keyword">null</strong>) {
-<a name="346" href="#346">346</a>             referenceList = 
-<a name="347" href="#347">347</a>                 document.createElementNS(
-<a name="348" href="#348">348</a>                     WSConstants.ENC_NS,
-<a name="349" href="#349">349</a>                     WSConstants.ENC_PREFIX + <span class="jxr_string">":ReferenceList"</span>
-<a name="350" href="#350">350</a>                 );
-<a name="351" href="#351">351</a>         }
-<a name="352" href="#352">352</a>         createDataRefList(document, referenceList, encDataRefs);
-<a name="353" href="#353">353</a>         <strong class="jxr_keyword">return</strong> referenceList;
-<a name="354" href="#354">354</a>     }
-<a name="355" href="#355">355</a> 
-<a name="356" href="#356">356</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="357" href="#357">357</a> <em class="jxr_javadoccomment">     * Encrypt one or more parts or elements of the message (external).</em>
-<a name="358" href="#358">358</a> <em class="jxr_javadoccomment">     * </em>
-<a name="359" href="#359">359</a> <em class="jxr_javadoccomment">     * This method takes a vector of &lt;code&gt;WSEncryptionPart&lt;/code&gt; object that</em>
-<a name="360" href="#360">360</a> <em class="jxr_javadoccomment">     * contain information about the elements to encrypt. The method call the</em>
-<a name="361" href="#361">361</a> <em class="jxr_javadoccomment">     * encryption method, takes the reference information generated during</em>
-<a name="362" href="#362">362</a> <em class="jxr_javadoccomment">     * encryption and add this to the &lt;code&gt;xenc:Reference&lt;/code&gt; element.</em>
-<a name="363" href="#363">363</a> <em class="jxr_javadoccomment">     * This method can be called after &lt;code&gt;prepare()&lt;/code&gt; and can be</em>
-<a name="364" href="#364">364</a> <em class="jxr_javadoccomment">     * called multiple times to encrypt a number of parts or elements.</em>
-<a name="365" href="#365">365</a> <em class="jxr_javadoccomment">     * </em>
-<a name="366" href="#366">366</a> <em class="jxr_javadoccomment">     * The method generates a &lt;code&gt;xenc:Reference&lt;/code&gt; element that &lt;i&gt;must&lt;/i&gt;</em>
-<a name="367" href="#367">367</a> <em class="jxr_javadoccomment">     * be added to the SecurityHeader. See &lt;code&gt;addExternalRefElement()&lt;/code&gt;.</em>
-<a name="368" href="#368">368</a> <em class="jxr_javadoccomment">     * </em>
-<a name="369" href="#369">369</a> <em class="jxr_javadoccomment">     * If the &lt;code&gt;dataRef&lt;/code&gt; parameter is &lt;code&gt;null&lt;/code&gt; the method</em>
-<a name="370" href="#370">370</a> <em class="jxr_javadoccomment">     * creates and initializes a new Reference element.</em>
+<a name="335" href="#335">335</a> <em class="jxr_javadoccomment">     * The method generates a &lt;code&gt;xenc:Reference&lt;/code&gt; element that &lt;i&gt;must&lt;/i&gt;</em>
+<a name="336" href="#336">336</a> <em class="jxr_javadoccomment">     * be added to this token. See &lt;code&gt;addInternalRefElement()&lt;/code&gt;.</em>
+<a name="337" href="#337">337</a> <em class="jxr_javadoccomment">     * </em>
+<a name="338" href="#338">338</a> <em class="jxr_javadoccomment">     * If the &lt;code&gt;dataRef&lt;/code&gt; parameter is &lt;code&gt;null&lt;/code&gt; the method</em>
+<a name="339" href="#339">339</a> <em class="jxr_javadoccomment">     * creates and initializes a new Reference element.</em>
+<a name="340" href="#340">340</a> <em class="jxr_javadoccomment">     * </em>
+<a name="341" href="#341">341</a> <em class="jxr_javadoccomment">     * @param dataRef A &lt;code&gt;xenc:Reference&lt;/code&gt; element or &lt;code&gt;null&lt;/code&gt;</em>
+<a name="342" href="#342">342</a> <em class="jxr_javadoccomment">     * @param references A vector containing WSEncryptionPart objects</em>
+<a name="343" href="#343">343</a> <em class="jxr_javadoccomment">     * @return Returns the updated &lt;code&gt;xenc:Reference&lt;/code&gt; element</em>
+<a name="344" href="#344">344</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
+<a name="345" href="#345">345</a> <em class="jxr_javadoccomment">     */</em>
+<a name="346" href="#346">346</a>     <strong class="jxr_keyword">public</strong> Element encryptForInternalRef(Element dataRef, Vector references)
+<a name="347" href="#347">347</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
+<a name="348" href="#348">348</a>         Vector encDataRefs = 
+<a name="349" href="#349">349</a>             doEncryption(document, <strong class="jxr_keyword">this</strong>.symmetricKey, references);
+<a name="350" href="#350">350</a>         Element referenceList = dataRef;
+<a name="351" href="#351">351</a>         <strong class="jxr_keyword">if</strong> (referenceList == <strong class="jxr_keyword">null</strong>) {
+<a name="352" href="#352">352</a>             referenceList = 
+<a name="353" href="#353">353</a>                 document.createElementNS(
+<a name="354" href="#354">354</a>                     WSConstants.ENC_NS,
+<a name="355" href="#355">355</a>                     WSConstants.ENC_PREFIX + <span class="jxr_string">":ReferenceList"</span>
+<a name="356" href="#356">356</a>                 );
+<a name="357" href="#357">357</a>         }
+<a name="358" href="#358">358</a>         createDataRefList(document, referenceList, encDataRefs);
+<a name="359" href="#359">359</a>         <strong class="jxr_keyword">return</strong> referenceList;
+<a name="360" href="#360">360</a>     }
+<a name="361" href="#361">361</a> 
+<a name="362" href="#362">362</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="363" href="#363">363</a> <em class="jxr_javadoccomment">     * Encrypt one or more parts or elements of the message (external).</em>
+<a name="364" href="#364">364</a> <em class="jxr_javadoccomment">     * </em>
+<a name="365" href="#365">365</a> <em class="jxr_javadoccomment">     * This method takes a vector of &lt;code&gt;WSEncryptionPart&lt;/code&gt; object that</em>
+<a name="366" href="#366">366</a> <em class="jxr_javadoccomment">     * contain information about the elements to encrypt. The method call the</em>
+<a name="367" href="#367">367</a> <em class="jxr_javadoccomment">     * encryption method, takes the reference information generated during</em>
+<a name="368" href="#368">368</a> <em class="jxr_javadoccomment">     * encryption and add this to the &lt;code&gt;xenc:Reference&lt;/code&gt; element.</em>
+<a name="369" href="#369">369</a> <em class="jxr_javadoccomment">     * This method can be called after &lt;code&gt;prepare()&lt;/code&gt; and can be</em>
+<a name="370" href="#370">370</a> <em class="jxr_javadoccomment">     * called multiple times to encrypt a number of parts or elements.</em>
 <a name="371" href="#371">371</a> <em class="jxr_javadoccomment">     * </em>
-<a name="372" href="#372">372</a> <em class="jxr_javadoccomment">     * @param dataRef A &lt;code&gt;xenc:Reference&lt;/code&gt; element or &lt;code&gt;null&lt;/code&gt;</em>
-<a name="373" href="#373">373</a> <em class="jxr_javadoccomment">     * @param references A vector containing WSEncryptionPart objects</em>
-<a name="374" href="#374">374</a> <em class="jxr_javadoccomment">     * @return Returns the updated &lt;code&gt;xenc:Reference&lt;/code&gt; element</em>
-<a name="375" href="#375">375</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
-<a name="376" href="#376">376</a> <em class="jxr_javadoccomment">     */</em>
-<a name="377" href="#377">377</a>     <strong class="jxr_keyword">public</strong> Element encryptForExternalRef(Element dataRef, Vector references)
-<a name="378" href="#378">378</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
-<a name="379" href="#379">379</a> 
-<a name="380" href="#380">380</a>         Vector encDataRefs = 
-<a name="381" href="#381">381</a>             doEncryption(document, <strong class="jxr_keyword">this</strong>.symmetricKey, references);
-<a name="382" href="#382">382</a>         Element referenceList = dataRef;
-<a name="383" href="#383">383</a>         <strong class="jxr_keyword">if</strong> (referenceList == <strong class="jxr_keyword">null</strong>) {
-<a name="384" href="#384">384</a>             referenceList = 
-<a name="385" href="#385">385</a>                 document.createElementNS(
-<a name="386" href="#386">386</a>                     WSConstants.ENC_NS,
-<a name="387" href="#387">387</a>                     WSConstants.ENC_PREFIX + <span class="jxr_string">":ReferenceList"</span>
-<a name="388" href="#388">388</a>                 );
-<a name="389" href="#389">389</a>         }
-<a name="390" href="#390">390</a>         createDataRefList(document, referenceList, encDataRefs);
-<a name="391" href="#391">391</a>         <strong class="jxr_keyword">return</strong> referenceList;
-<a name="392" href="#392">392</a>     }
-<a name="393" href="#393">393</a> 
-<a name="394" href="#394">394</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="395" href="#395">395</a> <em class="jxr_javadoccomment">     * Adds the internal Reference element to this Encrypt data.</em>
-<a name="396" href="#396">396</a> <em class="jxr_javadoccomment">     * </em>
-<a name="397" href="#397">397</a> <em class="jxr_javadoccomment">     * The reference element &lt;i&gt;must&lt;/i&gt; be created by the</em>
-<a name="398" href="#398">398</a> <em class="jxr_javadoccomment">     * &lt;code&gt;encryptForInternalRef()&lt;/code&gt; method. The reference element is</em>
-<a name="399" href="#399">399</a> <em class="jxr_javadoccomment">     * added to the &lt;code&gt;EncryptedKey&lt;/code&gt; element of this encrypt block.</em>
-<a name="400" href="#400">400</a> <em class="jxr_javadoccomment">     * </em>
-<a name="401" href="#401">401</a> <em class="jxr_javadoccomment">     * @param dataRef The internal &lt;code&gt;enc:Reference&lt;/code&gt; element</em>
-<a name="402" href="#402">402</a> <em class="jxr_javadoccomment">     */</em>
-<a name="403" href="#403">403</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addInternalRefElement(Element dataRef) {
-<a name="404" href="#404">404</a>         encryptedKeyElement.appendChild(dataRef);
-<a name="405" href="#405">405</a>     }
-<a name="406" href="#406">406</a> 
-<a name="407" href="#407">407</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="408" href="#408">408</a> <em class="jxr_javadoccomment">     * Adds (prepends) the external Reference element to the Security header.</em>
-<a name="409" href="#409">409</a> <em class="jxr_javadoccomment">     * </em>
-<a name="410" href="#410">410</a> <em class="jxr_javadoccomment">     * The reference element &lt;i&gt;must&lt;/i&gt; be created by the</em>
-<a name="411" href="#411">411</a> <em class="jxr_javadoccomment">     * &lt;code&gt;encryptForExternalRef() &lt;/code&gt; method. The method prepends the</em>
-<a name="412" href="#412">412</a> <em class="jxr_javadoccomment">     * reference element in the SecurityHeader.</em>
-<a name="413" href="#413">413</a> <em class="jxr_javadoccomment">     * </em>
-<a name="414" href="#414">414</a> <em class="jxr_javadoccomment">     * @param dataRef The external &lt;code&gt;enc:Reference&lt;/code&gt; element</em>
-<a name="415" href="#415">415</a> <em class="jxr_javadoccomment">     * @param secHeader The security header.</em>
-<a name="416" href="#416">416</a> <em class="jxr_javadoccomment">     */</em>
-<a name="417" href="#417">417</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addExternalRefElement(Element dataRef, <a href="../../../../../org/apache/ws/security/message/WSSecHeader.html">WSSecHeader</a> secHeader) {
-<a name="418" href="#418">418</a>         WSSecurityUtil.prependChildElement(secHeader.getSecurityHeader(), dataRef);
-<a name="419" href="#419">419</a>     }
-<a name="420" href="#420">420</a> 
-<a name="421" href="#421">421</a>     <strong class="jxr_keyword">private</strong> Vector doEncryption(Document doc, SecretKey secretKey, Vector references) 
-<a name="422" href="#422">422</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
-<a name="423" href="#423">423</a>         
-<a name="424" href="#424">424</a>         KeyInfo keyInfo = <strong class="jxr_keyword">null</strong>;
-<a name="425" href="#425">425</a>         
-<a name="426" href="#426">426</a>         <em class="jxr_comment">// Prepare KeyInfo if useKeyIdentifier is set</em>
-<a name="427" href="#427">427</a>         <strong class="jxr_keyword">if</strong> (useKeyIdentifier &amp;&amp;
-<a name="428" href="#428">428</a>             keyIdentifierType == WSConstants.ENCRYPTED_KEY_SHA1_IDENTIFIER) {
-<a name="429" href="#429">429</a>             keyInfo = <strong class="jxr_keyword">new</strong> KeyInfo(document);
-<a name="430" href="#430">430</a>             <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a> secToken = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a>(document);
-<a name="431" href="#431">431</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.customReferenceValue != <strong class="jxr_keyword">null</strong>) {
-<a name="432" href="#432">432</a>                 secToken.setKeyIdentifierEncKeySHA1(<strong class="jxr_keyword">this</strong>.customReferenceValue);
-<a name="433" href="#433">433</a>             } <strong class="jxr_keyword">else</strong> {
-<a name="434" href="#434">434</a>                 secToken.setKeyIdentifierEncKeySHA1(getSHA1(encryptedEphemeralKey));
-<a name="435" href="#435">435</a>             }
-<a name="436" href="#436">436</a>             
-<a name="437" href="#437">437</a>             keyInfo.addUnknownElement(secToken.getElement());
-<a name="438" href="#438">438</a>             Element keyInfoElement = keyInfo.getElement();
-<a name="439" href="#439">439</a>             keyInfoElement.setAttributeNS(
-<a name="440" href="#440">440</a>                 WSConstants.XMLNS_NS, <span class="jxr_string">"xmlns:"</span>+ WSConstants.SIG_PREFIX, WSConstants.SIG_NS
-<a name="441" href="#441">441</a>             );
-<a name="442" href="#442">442</a>         } 
-<a name="443" href="#443">443</a>         
-<a name="444" href="#444">444</a>         <strong class="jxr_keyword">return</strong> doEncryption(doc, secretKey, keyInfo, references);
-<a name="445" href="#445">445</a>     }
-<a name="446" href="#446">446</a> 
-<a name="447" href="#447">447</a>     <strong class="jxr_keyword">private</strong> Vector doEncryption(
-<a name="448" href="#448">448</a>         Document doc, 
-<a name="449" href="#449">449</a>         SecretKey secretKey,
-<a name="450" href="#450">450</a>         KeyInfo keyInfo, 
-<a name="451" href="#451">451</a>         Vector references
-<a name="452" href="#452">452</a>     ) <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
-<a name="453" href="#453">453</a> 
-<a name="454" href="#454">454</a>         XMLCipher xmlCipher = <strong class="jxr_keyword">null</strong>;
-<a name="455" href="#455">455</a>         <strong class="jxr_keyword">try</strong> {
-<a name="456" href="#456">456</a>             xmlCipher = XMLCipher.getInstance(symEncAlgo);
-<a name="457" href="#457">457</a>         } <strong class="jxr_keyword">catch</strong> (XMLEncryptionException e3) {
-<a name="458" href="#458">458</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a>(
-<a name="459" href="#459">459</a>                 WSSecurityException.UNSUPPORTED_ALGORITHM, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>, e3
-<a name="460" href="#460">460</a>             );
-<a name="461" href="#461">461</a>         }
-<a name="462" href="#462">462</a> 
-<a name="463" href="#463">463</a>         Vector encDataRef = <strong class="jxr_keyword">new</strong> Vector();
-<a name="464" href="#464">464</a> 
-<a name="465" href="#465">465</a>         <strong class="jxr_keyword">boolean</strong> cloneKeyInfo = false;
-<a name="466" href="#466">466</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> part = 0; part &lt; references.size(); part++) {
-<a name="467" href="#467">467</a>             <a href="../../../../../org/apache/ws/security/WSEncryptionPart.html">WSEncryptionPart</a> encPart = (WSEncryptionPart) references.get(part);
+<a name="372" href="#372">372</a> <em class="jxr_javadoccomment">     * The method generates a &lt;code&gt;xenc:Reference&lt;/code&gt; element that &lt;i&gt;must&lt;/i&gt;</em>
+<a name="373" href="#373">373</a> <em class="jxr_javadoccomment">     * be added to the SecurityHeader. See &lt;code&gt;addExternalRefElement()&lt;/code&gt;.</em>
+<a name="374" href="#374">374</a> <em class="jxr_javadoccomment">     * </em>
+<a name="375" href="#375">375</a> <em class="jxr_javadoccomment">     * If the &lt;code&gt;dataRef&lt;/code&gt; parameter is &lt;code&gt;null&lt;/code&gt; the method</em>
+<a name="376" href="#376">376</a> <em class="jxr_javadoccomment">     * creates and initializes a new Reference element.</em>
+<a name="377" href="#377">377</a> <em class="jxr_javadoccomment">     * </em>
+<a name="378" href="#378">378</a> <em class="jxr_javadoccomment">     * @param dataRef A &lt;code&gt;xenc:Reference&lt;/code&gt; element or &lt;code&gt;null&lt;/code&gt;</em>
+<a name="379" href="#379">379</a> <em class="jxr_javadoccomment">     * @param references A vector containing WSEncryptionPart objects</em>
+<a name="380" href="#380">380</a> <em class="jxr_javadoccomment">     * @return Returns the updated &lt;code&gt;xenc:Reference&lt;/code&gt; element</em>
+<a name="381" href="#381">381</a> <em class="jxr_javadoccomment">     * @throws WSSecurityException</em>
+<a name="382" href="#382">382</a> <em class="jxr_javadoccomment">     */</em>
+<a name="383" href="#383">383</a>     <strong class="jxr_keyword">public</strong> Element encryptForExternalRef(Element dataRef, Vector references)
+<a name="384" href="#384">384</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
+<a name="385" href="#385">385</a> 
+<a name="386" href="#386">386</a>         Vector encDataRefs = 
+<a name="387" href="#387">387</a>             doEncryption(document, <strong class="jxr_keyword">this</strong>.symmetricKey, references);
+<a name="388" href="#388">388</a>         Element referenceList = dataRef;
+<a name="389" href="#389">389</a>         <strong class="jxr_keyword">if</strong> (referenceList == <strong class="jxr_keyword">null</strong>) {
+<a name="390" href="#390">390</a>             referenceList = 
+<a name="391" href="#391">391</a>                 document.createElementNS(
+<a name="392" href="#392">392</a>                     WSConstants.ENC_NS,
+<a name="393" href="#393">393</a>                     WSConstants.ENC_PREFIX + <span class="jxr_string">":ReferenceList"</span>
+<a name="394" href="#394">394</a>                 );
+<a name="395" href="#395">395</a>             <em class="jxr_comment">//</em>
+<a name="396" href="#396">396</a>             <em class="jxr_comment">// If we're not placing the ReferenceList in an EncryptedKey structure,</em>
+<a name="397" href="#397">397</a>             <em class="jxr_comment">// then add the ENC namespace</em>
+<a name="398" href="#398">398</a>             <em class="jxr_comment">//</em>
+<a name="399" href="#399">399</a>             <strong class="jxr_keyword">if</strong> (!encryptSymmKey) {
+<a name="400" href="#400">400</a>                 WSSecurityUtil.setNamespace(
+<a name="401" href="#401">401</a>                     referenceList, WSConstants.ENC_NS, WSConstants.ENC_PREFIX
+<a name="402" href="#402">402</a>                 );
+<a name="403" href="#403">403</a>             }
+<a name="404" href="#404">404</a>         }
+<a name="405" href="#405">405</a>         createDataRefList(document, referenceList, encDataRefs);
+<a name="406" href="#406">406</a>         <strong class="jxr_keyword">return</strong> referenceList;
+<a name="407" href="#407">407</a>     }
+<a name="408" href="#408">408</a> 
+<a name="409" href="#409">409</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="410" href="#410">410</a> <em class="jxr_javadoccomment">     * Adds the internal Reference element to this Encrypt data.</em>
+<a name="411" href="#411">411</a> <em class="jxr_javadoccomment">     * </em>
+<a name="412" href="#412">412</a> <em class="jxr_javadoccomment">     * The reference element &lt;i&gt;must&lt;/i&gt; be created by the</em>
+<a name="413" href="#413">413</a> <em class="jxr_javadoccomment">     * &lt;code&gt;encryptForInternalRef()&lt;/code&gt; method. The reference element is</em>
+<a name="414" href="#414">414</a> <em class="jxr_javadoccomment">     * added to the &lt;code&gt;EncryptedKey&lt;/code&gt; element of this encrypt block.</em>
+<a name="415" href="#415">415</a> <em class="jxr_javadoccomment">     * </em>
+<a name="416" href="#416">416</a> <em class="jxr_javadoccomment">     * @param dataRef The internal &lt;code&gt;enc:Reference&lt;/code&gt; element</em>
+<a name="417" href="#417">417</a> <em class="jxr_javadoccomment">     */</em>
+<a name="418" href="#418">418</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addInternalRefElement(Element dataRef) {
+<a name="419" href="#419">419</a>         encryptedKeyElement.appendChild(dataRef);
+<a name="420" href="#420">420</a>     }
+<a name="421" href="#421">421</a> 
+<a name="422" href="#422">422</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="423" href="#423">423</a> <em class="jxr_javadoccomment">     * Adds (prepends) the external Reference element to the Security header.</em>
+<a name="424" href="#424">424</a> <em class="jxr_javadoccomment">     * </em>
+<a name="425" href="#425">425</a> <em class="jxr_javadoccomment">     * The reference element &lt;i&gt;must&lt;/i&gt; be created by the</em>
+<a name="426" href="#426">426</a> <em class="jxr_javadoccomment">     * &lt;code&gt;encryptForExternalRef() &lt;/code&gt; method. The method prepends the</em>
+<a name="427" href="#427">427</a> <em class="jxr_javadoccomment">     * reference element in the SecurityHeader.</em>
+<a name="428" href="#428">428</a> <em class="jxr_javadoccomment">     * </em>
+<a name="429" href="#429">429</a> <em class="jxr_javadoccomment">     * @param dataRef The external &lt;code&gt;enc:Reference&lt;/code&gt; element</em>
+<a name="430" href="#430">430</a> <em class="jxr_javadoccomment">     * @param secHeader The security header.</em>
+<a name="431" href="#431">431</a> <em class="jxr_javadoccomment">     */</em>
+<a name="432" href="#432">432</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addExternalRefElement(Element dataRef, <a href="../../../../../org/apache/ws/security/message/WSSecHeader.html">WSSecHeader</a> secHeader) {
+<a name="433" href="#433">433</a>         WSSecurityUtil.prependChildElement(secHeader.getSecurityHeader(), dataRef);
+<a name="434" href="#434">434</a>     }
+<a name="435" href="#435">435</a> 
+<a name="436" href="#436">436</a>     <strong class="jxr_keyword">private</strong> Vector doEncryption(Document doc, SecretKey secretKey, Vector references) 
+<a name="437" href="#437">437</a>         <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/ws/security/WSSecurityException.html">WSSecurityException</a> {
+<a name="438" href="#438">438</a>         
+<a name="439" href="#439">439</a>         KeyInfo keyInfo = <strong class="jxr_keyword">null</strong>;
+<a name="440" href="#440">440</a>         
+<a name="441" href="#441">441</a>         <em class="jxr_comment">// Prepare KeyInfo if useKeyIdentifier is set</em>
+<a name="442" href="#442">442</a>         <strong class="jxr_keyword">if</strong> (useKeyIdentifier &amp;&amp;
+<a name="443" href="#443">443</a>             keyIdentifierType == WSConstants.ENCRYPTED_KEY_SHA1_IDENTIFIER) {
+<a name="444" href="#444">444</a>             keyInfo = <strong class="jxr_keyword">new</strong> KeyInfo(document);
+<a name="445" href="#445">445</a>             <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a> secToken = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/ws/security/message/token/SecurityTokenReference.html">SecurityTokenReference</a>(document);
+<a name="446" href="#446">446</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.customReferenceValue != <strong class="jxr_keyword">null</strong>) {
+<a name="447" href="#447">447</a>                 secToken.setKeyIdentifierEncKeySHA1(<strong class="jxr_keyword">this</strong>.customReferenceValue);
+<a name="448" href="#448">448</a>             } <strong class="jxr_keyword">else</strong> {

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