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-<div id="overview"><a href="../../../../../apidocs/de/juplo/facebook/token/SignedRequestAwareAuthorizationCodeAccessTokenProvider.html">View Javadoc</a></div><pre>
-<a class="jxr_linenumber" name="L1" href="#L1">1</a> <strong class="jxr_keyword">package</strong> de.juplo.facebook.token;
-<a class="jxr_linenumber" name="L2" href="#L2">2</a>
-<a class="jxr_linenumber" name="L3" href="#L3">3</a>
-<a class="jxr_linenumber" name="L4" href="#L4">4</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a class="jxr_linenumber" name="L5" href="#L5">5</a> <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException;
-<a class="jxr_linenumber" name="L6" href="#L6">6</a> <strong class="jxr_keyword">import</strong> java.security.InvalidKeyException;
-<a class="jxr_linenumber" name="L7" href="#L7">7</a> <strong class="jxr_keyword">import</strong> java.security.NoSuchAlgorithmException;
-<a class="jxr_linenumber" name="L8" href="#L8">8</a> <strong class="jxr_keyword">import</strong> java.util.Date;
-<a class="jxr_linenumber" name="L9" href="#L9">9</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
-<a class="jxr_linenumber" name="L10" href="#L10">10</a> <strong class="jxr_keyword">import</strong> java.util.Map;
-<a class="jxr_linenumber" name="L11" href="#L11">11</a> <strong class="jxr_keyword">import</strong> java.util.regex.Matcher;
-<a class="jxr_linenumber" name="L12" href="#L12">12</a> <strong class="jxr_keyword">import</strong> java.util.regex.Pattern;
-<a class="jxr_linenumber" name="L13" href="#L13">13</a> <strong class="jxr_keyword">import</strong> javax.crypto.Mac;
-<a class="jxr_linenumber" name="L14" href="#L14">14</a> <strong class="jxr_keyword">import</strong> javax.crypto.spec.SecretKeySpec;
-<a class="jxr_linenumber" name="L15" href="#L15">15</a> <strong class="jxr_keyword">import</strong> org.apache.commons.codec.binary.Base64;
-<a class="jxr_linenumber" name="L16" href="#L16">16</a> <strong class="jxr_keyword">import</strong> org.codehaus.jackson.JsonNode;
-<a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong class="jxr_keyword">import</strong> org.codehaus.jackson.map.ObjectMapper;
-<a class="jxr_linenumber" name="L18" href="#L18">18</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
-<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
-<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.client.resource.OAuth2ProtectedResourceDetails;
-<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.client.resource.UserRedirectRequiredException;
-<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.client.token.AccessTokenRequest;
-<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.client.token.grant.code.AuthorizationCodeAccessTokenProvider;
-<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.common.DefaultOAuth2AccessToken;
-<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong class="jxr_keyword">import</strong> org.springframework.security.oauth2.common.OAuth2AccessToken;
-<a class="jxr_linenumber" name="L26" href="#L26">26</a>
-<a class="jxr_linenumber" name="L27" href="#L27">27</a>
-<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em class="jxr_javadoccomment"> * This class extends {@link AuthorizationCodeAccessTokenProvider} and adds</em>
-<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em class="jxr_javadoccomment"> * support for signed requests, which are issued by Facebook, if the Canvas-</em>
-<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment"> * or Tab-Page of a Facebook-App is accessed for the first time.</em>
-<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"> * @author Kai Moritz</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> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../de/juplo/facebook/token/SignedRequestAwareAuthorizationCodeAccessTokenProvider.html">SignedRequestAwareAuthorizationCodeAccessTokenProvider</a>
-<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">extends</strong> AuthorizationCodeAccessTokenProvider
-<a class="jxr_linenumber" name="L37" href="#L37">37</a> {
-<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Logger log =
-<a class="jxr_linenumber" name="L39" href="#L39">39</a> LoggerFactory.getLogger(SignedRequestAwareAuthorizationCodeAccessTokenProvider.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="L40" href="#L40">40</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> Pattern pattern =
-<a class="jxr_linenumber" name="L41" href="#L41">41</a> Pattern.compile(<span class="jxr_string">"([a-zA-Z0-9_-]+)\\.([a-zA-Z0-9_-]+)"</span>);
-<a class="jxr_linenumber" name="L42" href="#L42">42</a>
-<a class="jxr_linenumber" name="L43" href="#L43">43</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String PARAM_SIGNED_REQUEST = <span class="jxr_string">"signed_request"</span>;
-<a class="jxr_linenumber" name="L44" href="#L44">44</a>
-<a class="jxr_linenumber" name="L45" href="#L45">45</a>
-<a class="jxr_linenumber" name="L46" href="#L46">46</a> <strong class="jxr_keyword">private</strong> String secret;
-<a class="jxr_linenumber" name="L47" href="#L47">47</a> <strong class="jxr_keyword">private</strong> ObjectMapper objectMapper;
-<a class="jxr_linenumber" name="L48" href="#L48">48</a>
-<a class="jxr_linenumber" name="L49" href="#L49">49</a>
-<a class="jxr_linenumber" name="L50" href="#L50">50</a> @Override
-<a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong class="jxr_keyword">public</strong> OAuth2AccessToken obtainAccessToken(
-<a class="jxr_linenumber" name="L52" href="#L52">52</a> OAuth2ProtectedResourceDetails details,
-<a class="jxr_linenumber" name="L53" href="#L53">53</a> AccessTokenRequest parameters
-<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> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L57" href="#L57">57</a> {
-<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">super</strong>.obtainAccessToken(details, parameters);
-<a class="jxr_linenumber" name="L59" href="#L59">59</a> }
-<a class="jxr_linenumber" name="L60" href="#L60">60</a> <strong class="jxr_keyword">catch</strong> (UserRedirectRequiredException redirect)
-<a class="jxr_linenumber" name="L61" href="#L61">61</a> {
-<a class="jxr_linenumber" name="L62" href="#L62">62</a> log.debug(<span class="jxr_string">"no valid access-token available: checking for signed request"</span>);
-<a class="jxr_linenumber" name="L63" href="#L63">63</a>
-<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong class="jxr_keyword">if</strong> (!parameters.containsKey(PARAM_SIGNED_REQUEST))
-<a class="jxr_linenumber" name="L65" href="#L65">65</a> {
-<a class="jxr_linenumber" name="L66" href="#L66">66</a> log.info(
-<a class="jxr_linenumber" name="L67" href="#L67">67</a> <span class="jxr_string">"parameter "</span> + PARAM_SIGNED_REQUEST + <span class="jxr_string">" is not present"</span>
-<a class="jxr_linenumber" name="L68" href="#L68">68</a> );
-<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L70" href="#L70">70</a> }
-<a class="jxr_linenumber" name="L71" href="#L71">71</a>
-<a class="jxr_linenumber" name="L72" href="#L72">72</a> String signed_request = parameters.get(PARAM_SIGNED_REQUEST).get(0);
-<a class="jxr_linenumber" name="L73" href="#L73">73</a>
-<a class="jxr_linenumber" name="L74" href="#L74">74</a> Matcher matcher = pattern.matcher(signed_request);
-<a class="jxr_linenumber" name="L75" href="#L75">75</a> <strong class="jxr_keyword">if</strong> (!matcher.matches())
-<a class="jxr_linenumber" name="L76" href="#L76">76</a> {
-<a class="jxr_linenumber" name="L77" href="#L77">77</a> log.error(<span class="jxr_string">"invalid signed_request: {}"</span>, signed_request);
-<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L79" href="#L79">79</a> }
-<a class="jxr_linenumber" name="L80" href="#L80">80</a>
-<a class="jxr_linenumber" name="L81" href="#L81">81</a> String signature = matcher.group(1);
-<a class="jxr_linenumber" name="L82" href="#L82">82</a> String rawdata = matcher.group(2);
-<a class="jxr_linenumber" name="L83" href="#L83">83</a>
-<a class="jxr_linenumber" name="L84" href="#L84">84</a> String data;
-<a class="jxr_linenumber" name="L85" href="#L85">85</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L86" href="#L86">86</a> {
-<a class="jxr_linenumber" name="L87" href="#L87">87</a> data = <strong class="jxr_keyword">new</strong> String(Base64.decodeBase64(rawdata), <span class="jxr_string">"UTF-8"</span>);
-<a class="jxr_linenumber" name="L88" href="#L88">88</a> log.debug(<span class="jxr_string">"JSON-data: {}"</span>, data);
-<a class="jxr_linenumber" name="L89" href="#L89">89</a> }
-<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong class="jxr_keyword">catch</strong> (UnsupportedEncodingException e)
-<a class="jxr_linenumber" name="L91" href="#L91">91</a> {
-<a class="jxr_linenumber" name="L92" href="#L92">92</a> log.error(<span class="jxr_string">"error while decoding data: {}"</span>, e.getMessage());
-<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L94" href="#L94">94</a> }
-<a class="jxr_linenumber" name="L95" href="#L95">95</a>
-<a class="jxr_linenumber" name="L96" href="#L96">96</a> JsonNode json;
-<a class="jxr_linenumber" name="L97" href="#L97">97</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L98" href="#L98">98</a> {
-<a class="jxr_linenumber" name="L99" href="#L99">99</a> json = objectMapper.readTree(data);
-<a class="jxr_linenumber" name="L100" href="#L100">100</a> }
-<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong class="jxr_keyword">catch</strong> (IOException e)
-<a class="jxr_linenumber" name="L102" href="#L102">102</a> {
-<a class="jxr_linenumber" name="L103" href="#L103">103</a> log.error(<span class="jxr_string">"error \"{}\" while parsing JSON-data: {}"</span>, e, data);
-<a class="jxr_linenumber" name="L104" href="#L104">104</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L105" href="#L105">105</a> }
-<a class="jxr_linenumber" name="L106" href="#L106">106</a>
-<a class="jxr_linenumber" name="L107" href="#L107">107</a> String algorithm = <span class="jxr_string">""</span>;
-<a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L109" href="#L109">109</a> {
-<a class="jxr_linenumber" name="L110" href="#L110">110</a> algorithm = json.get(<span class="jxr_string">"algorithm"</span>).asText();
-<a class="jxr_linenumber" name="L111" href="#L111">111</a> }
-<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong class="jxr_keyword">catch</strong> (NullPointerException e) {}
-<a class="jxr_linenumber" name="L113" href="#L113">113</a> <strong class="jxr_keyword">if</strong> (algorithm.isEmpty())
-<a class="jxr_linenumber" name="L114" href="#L114">114</a> {
-<a class="jxr_linenumber" name="L115" href="#L115">115</a> log.error(<span class="jxr_string">"field \"algorithm\" is missing: {}"</span>, data);
-<a class="jxr_linenumber" name="L116" href="#L116">116</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L117" href="#L117">117</a> }
-<a class="jxr_linenumber" name="L118" href="#L118">118</a> algorithm = algorithm.replaceAll(<span class="jxr_string">"-"</span>, <span class="jxr_string">""</span>);
-<a class="jxr_linenumber" name="L119" href="#L119">119</a>
-<a class="jxr_linenumber" name="L120" href="#L120">120</a> String check;
-<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L122" href="#L122">122</a> {
-<a class="jxr_linenumber" name="L123" href="#L123">123</a> SecretKeySpec key = <strong class="jxr_keyword">new</strong> SecretKeySpec(secret.getBytes(<span class="jxr_string">"UTF-8"</span>), algorithm);
-<a class="jxr_linenumber" name="L124" href="#L124">124</a> Mac mac = Mac.getInstance(algorithm);
-<a class="jxr_linenumber" name="L125" href="#L125">125</a> mac.init(key);
-<a class="jxr_linenumber" name="L126" href="#L126">126</a> byte[] hmacData = mac.doFinal(rawdata.getBytes(<span class="jxr_string">"UTF-8"</span>));
-<a class="jxr_linenumber" name="L127" href="#L127">127</a> check = <strong class="jxr_keyword">new</strong> String(Base64.encodeBase64URLSafe(hmacData), <span class="jxr_string">"UTF-8"</span>);
-<a class="jxr_linenumber" name="L128" href="#L128">128</a> }
-<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong class="jxr_keyword">catch</strong> (
-<a class="jxr_linenumber" name="L130" href="#L130">130</a> UnsupportedEncodingException |
-<a class="jxr_linenumber" name="L131" href="#L131">131</a> NoSuchAlgorithmException |
-<a class="jxr_linenumber" name="L132" href="#L132">132</a> InvalidKeyException |
-<a class="jxr_linenumber" name="L133" href="#L133">133</a> IllegalStateException e
-<a class="jxr_linenumber" name="L134" href="#L134">134</a> )
-<a class="jxr_linenumber" name="L135" href="#L135">135</a> {
-<a class="jxr_linenumber" name="L136" href="#L136">136</a> log.error(<span class="jxr_string">"signature check failed!"</span>, e);
-<a class="jxr_linenumber" name="L137" href="#L137">137</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L138" href="#L138">138</a> }
-<a class="jxr_linenumber" name="L139" href="#L139">139</a> <strong class="jxr_keyword">if</strong> (!check.equals(signature))
-<a class="jxr_linenumber" name="L140" href="#L140">140</a> {
-<a class="jxr_linenumber" name="L141" href="#L141">141</a> log.error(<span class="jxr_string">"signature does not match!"</span>);
-<a class="jxr_linenumber" name="L142" href="#L142">142</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L143" href="#L143">143</a> }
-<a class="jxr_linenumber" name="L144" href="#L144">144</a>
-<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L146" href="#L146">146</a> <em class="jxr_javadoccomment"> * Extract additional information and store it in the token</em>
-<a class="jxr_linenumber" name="L147" href="#L147">147</a> <em class="jxr_javadoccomment"> * See:</em>
-<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em class="jxr_javadoccomment"> * https://developers.facebook.com/docs/reference/login/signed-request/</em>
-<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em class="jxr_javadoccomment"> * TODO:</em>
-<a class="jxr_linenumber" name="L150" href="#L150">150</a> <em class="jxr_javadoccomment"> * - Attribute "code"</em>
-<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L152" href="#L152">152</a> Map<String,Object> additionalInformation = <strong class="jxr_keyword">new</strong> HashMap<>();
-<a class="jxr_linenumber" name="L153" href="#L153">153</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L154" href="#L154">154</a> {
-<a class="jxr_linenumber" name="L155" href="#L155">155</a> additionalInformation.put(
-<a class="jxr_linenumber" name="L156" href="#L156">156</a> <span class="jxr_string">"issued_at"</span>,
-<a class="jxr_linenumber" name="L157" href="#L157">157</a> <strong class="jxr_keyword">new</strong> Date(json.get(<span class="jxr_string">"issued_at"</span>).getLongValue()*1000L)
-<a class="jxr_linenumber" name="L158" href="#L158">158</a> );
-<a class="jxr_linenumber" name="L159" href="#L159">159</a> Map<String,Object> user = <strong class="jxr_keyword">new</strong> HashMap<>();
-<a class="jxr_linenumber" name="L160" href="#L160">160</a> user.put(
-<a class="jxr_linenumber" name="L161" href="#L161">161</a> <span class="jxr_string">"country"</span>,
-<a class="jxr_linenumber" name="L162" href="#L162">162</a> json.get(<span class="jxr_string">"user"</span>).get(<span class="jxr_string">"country"</span>).asText()
-<a class="jxr_linenumber" name="L163" href="#L163">163</a> );
-<a class="jxr_linenumber" name="L164" href="#L164">164</a> user.put(
-<a class="jxr_linenumber" name="L165" href="#L165">165</a> <span class="jxr_string">"locale"</span>,
-<a class="jxr_linenumber" name="L166" href="#L166">166</a> json.get(<span class="jxr_string">"user"</span>).get(<span class="jxr_string">"locale"</span>).asText()
-<a class="jxr_linenumber" name="L167" href="#L167">167</a> );
-<a class="jxr_linenumber" name="L168" href="#L168">168</a> user.put(
-<a class="jxr_linenumber" name="L169" href="#L169">169</a> <span class="jxr_string">"age_min"</span>,
-<a class="jxr_linenumber" name="L170" href="#L170">170</a> json.get(<span class="jxr_string">"user"</span>).get(<span class="jxr_string">"age"</span>).get(<span class="jxr_string">"min"</span>).getNumberValue()
-<a class="jxr_linenumber" name="L171" href="#L171">171</a> );
-<a class="jxr_linenumber" name="L172" href="#L172">172</a> <strong class="jxr_keyword">if</strong> (json.get(<span class="jxr_string">"user"</span>) != <strong class="jxr_keyword">null</strong> && json.get(<span class="jxr_string">"user"</span>).get(<span class="jxr_string">"max"</span>) != <strong class="jxr_keyword">null</strong>)
-<a class="jxr_linenumber" name="L173" href="#L173">173</a> user.put(
-<a class="jxr_linenumber" name="L174" href="#L174">174</a> <span class="jxr_string">"age_max"</span>,
-<a class="jxr_linenumber" name="L175" href="#L175">175</a> json.get(<span class="jxr_string">"user"</span>).get(<span class="jxr_string">"age"</span>).get(<span class="jxr_string">"max"</span>).getNumberValue()
-<a class="jxr_linenumber" name="L176" href="#L176">176</a> );
-<a class="jxr_linenumber" name="L177" href="#L177">177</a> additionalInformation.put(<span class="jxr_string">"user"</span>, user);
-<a class="jxr_linenumber" name="L178" href="#L178">178</a> <strong class="jxr_keyword">if</strong> (json.get(<span class="jxr_string">"app_data"</span>) != <strong class="jxr_keyword">null</strong>)
-<a class="jxr_linenumber" name="L179" href="#L179">179</a> additionalInformation.put(<span class="jxr_string">"app_data"</span>, json.get(<span class="jxr_string">"app_data"</span>).asText());
-<a class="jxr_linenumber" name="L180" href="#L180">180</a> <strong class="jxr_keyword">if</strong> (json.get(<span class="jxr_string">"page"</span>) != <strong class="jxr_keyword">null</strong>)
-<a class="jxr_linenumber" name="L181" href="#L181">181</a> {
-<a class="jxr_linenumber" name="L182" href="#L182">182</a> Map<String,Object> page = <strong class="jxr_keyword">new</strong> HashMap<>();
-<a class="jxr_linenumber" name="L183" href="#L183">183</a> page.put(<span class="jxr_string">"id"</span>, json.get(<span class="jxr_string">"page"</span>).get(<span class="jxr_string">"id"</span>).asText());
-<a class="jxr_linenumber" name="L184" href="#L184">184</a> page.put(<span class="jxr_string">"liked"</span>, json.get(<span class="jxr_string">"page"</span>).get(<span class="jxr_string">"liked"</span>).asBoolean());
-<a class="jxr_linenumber" name="L185" href="#L185">185</a> page.put(<span class="jxr_string">"admin"</span>, json.get(<span class="jxr_string">"page"</span>).get(<span class="jxr_string">"admin"</span>).asBoolean());
-<a class="jxr_linenumber" name="L186" href="#L186">186</a> additionalInformation.put(<span class="jxr_string">"page"</span>, page);
-<a class="jxr_linenumber" name="L187" href="#L187">187</a> }
-<a class="jxr_linenumber" name="L188" href="#L188">188</a> }
-<a class="jxr_linenumber" name="L189" href="#L189">189</a> <strong class="jxr_keyword">catch</strong> (NullPointerException e)
-<a class="jxr_linenumber" name="L190" href="#L190">190</a> {
-<a class="jxr_linenumber" name="L191" href="#L191">191</a> log.warn(<span class="jxr_string">"expected additional data is missing: {}"</span>, data);
-<a class="jxr_linenumber" name="L192" href="#L192">192</a> }
-<a class="jxr_linenumber" name="L193" href="#L193">193</a>
-<a class="jxr_linenumber" name="L194" href="#L194">194</a> DefaultOAuth2AccessToken token = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L195" href="#L195">195</a> <strong class="jxr_keyword">try</strong>
-<a class="jxr_linenumber" name="L196" href="#L196">196</a> {
-<a class="jxr_linenumber" name="L197" href="#L197">197</a> String value = json.get(<span class="jxr_string">"oauth_token"</span>).asText();
-<a class="jxr_linenumber" name="L198" href="#L198">198</a> <strong class="jxr_keyword">if</strong> (value.isEmpty())
-<a class="jxr_linenumber" name="L199" href="#L199">199</a> {
-<a class="jxr_linenumber" name="L200" href="#L200">200</a> log.error(<span class="jxr_string">"field \"oauth_token\" is missing: {}"</span>, data);
-<a class="jxr_linenumber" name="L201" href="#L201">201</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L202" href="#L202">202</a> }
-<a class="jxr_linenumber" name="L203" href="#L203">203</a> token = <strong class="jxr_keyword">new</strong> DefaultOAuth2AccessToken(value);
-<a class="jxr_linenumber" name="L204" href="#L204">204</a> token.setExpiration(<strong class="jxr_keyword">new</strong> Date(json.get(<span class="jxr_string">"expires"</span>).getLongValue()*1000L));
-<a class="jxr_linenumber" name="L205" href="#L205">205</a>
-<a class="jxr_linenumber" name="L206" href="#L206">206</a> additionalInformation.put(
-<a class="jxr_linenumber" name="L207" href="#L207">207</a> <span class="jxr_string">"user_id"</span>,
-<a class="jxr_linenumber" name="L208" href="#L208">208</a> json.get(<span class="jxr_string">"user_id"</span>).asText()
-<a class="jxr_linenumber" name="L209" href="#L209">209</a> );
-<a class="jxr_linenumber" name="L210" href="#L210">210</a>
-<a class="jxr_linenumber" name="L211" href="#L211">211</a> token.setAdditionalInformation(additionalInformation);
-<a class="jxr_linenumber" name="L212" href="#L212">212</a> }
-<a class="jxr_linenumber" name="L213" href="#L213">213</a> <strong class="jxr_keyword">catch</strong> (NullPointerException e)
-<a class="jxr_linenumber" name="L214" href="#L214">214</a> {
-<a class="jxr_linenumber" name="L215" href="#L215">215</a> <strong class="jxr_keyword">if</strong> (token == <strong class="jxr_keyword">null</strong>)
-<a class="jxr_linenumber" name="L216" href="#L216">216</a> {
-<a class="jxr_linenumber" name="L217" href="#L217">217</a> log.error(<span class="jxr_string">"field \"oauth_token\" is missing: {}"</span>, data);
-<a class="jxr_linenumber" name="L218" href="#L218">218</a> <strong class="jxr_keyword">throw</strong> redirect;
-<a class="jxr_linenumber" name="L219" href="#L219">219</a> }
-<a class="jxr_linenumber" name="L220" href="#L220">220</a> <strong class="jxr_keyword">else</strong>
-<a class="jxr_linenumber" name="L221" href="#L221">221</a> log.warn(<span class="jxr_string">"expected additional data is missing: {}"</span>, data);
-<a class="jxr_linenumber" name="L222" href="#L222">222</a> }
-<a class="jxr_linenumber" name="L223" href="#L223">223</a>
-<a class="jxr_linenumber" name="L224" href="#L224">224</a> <strong class="jxr_keyword">return</strong> token;
-<a class="jxr_linenumber" name="L225" href="#L225">225</a> }
-<a class="jxr_linenumber" name="L226" href="#L226">226</a> }
-<a class="jxr_linenumber" name="L227" href="#L227">227</a>
-<a class="jxr_linenumber" name="L228" href="#L228">228</a>
-<a class="jxr_linenumber" name="L229" href="#L229">229</a> <strong class="jxr_keyword">public</strong> String getSecret()
-<a class="jxr_linenumber" name="L230" href="#L230">230</a> {
-<a class="jxr_linenumber" name="L231" href="#L231">231</a> <strong class="jxr_keyword">return</strong> secret;
-<a class="jxr_linenumber" name="L232" href="#L232">232</a> }
-<a class="jxr_linenumber" name="L233" href="#L233">233</a>
-<a class="jxr_linenumber" name="L234" href="#L234">234</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setSecret(String secret)
-<a class="jxr_linenumber" name="L235" href="#L235">235</a> {
-<a class="jxr_linenumber" name="L236" href="#L236">236</a> <strong class="jxr_keyword">this</strong>.secret = secret;
-<a class="jxr_linenumber" name="L237" href="#L237">237</a> }
-<a class="jxr_linenumber" name="L238" href="#L238">238</a>
-<a class="jxr_linenumber" name="L239" href="#L239">239</a> <strong class="jxr_keyword">public</strong> ObjectMapper getObjectMapper()
-<a class="jxr_linenumber" name="L240" href="#L240">240</a> {
-<a class="jxr_linenumber" name="L241" href="#L241">241</a> <strong class="jxr_keyword">return</strong> objectMapper;
-<a class="jxr_linenumber" name="L242" href="#L242">242</a> }
-<a class="jxr_linenumber" name="L243" href="#L243">243</a>
-<a class="jxr_linenumber" name="L244" href="#L244">244</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setObjectMapper(ObjectMapper objectMapper)
-<a class="jxr_linenumber" name="L245" href="#L245">245</a> {
-<a class="jxr_linenumber" name="L246" href="#L246">246</a> <strong class="jxr_keyword">this</strong>.objectMapper = objectMapper;
-<a class="jxr_linenumber" name="L247" href="#L247">247</a> }
-<a class="jxr_linenumber" name="L248" href="#L248">248</a> }
-</pre>
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