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Posted to notifications@commons.apache.org by st...@apache.org on 2017/02/09 01:59:10 UTC
svn commit: r1006438 [13/23] - in
/websites/production/commons/content/proper/commons-rdf: ./ apidocs/
apidocs/org/apache/commons/rdf/api/
apidocs/org/apache/commons/rdf/api/class-use/
apidocs/org/apache/commons/rdf/experimental/ apidocs/org/apache/com...
Modified: websites/production/commons/content/proper/commons-rdf/xref-test/org/apache/commons/rdf/api/AbstractGraphTest.html
==============================================================================
--- websites/production/commons/content/proper/commons-rdf/xref-test/org/apache/commons/rdf/api/AbstractGraphTest.html (original)
+++ websites/production/commons/content/proper/commons-rdf/xref-test/org/apache/commons/rdf/api/AbstractGraphTest.html Thu Feb 9 01:59:06 2017
@@ -35,519 +35,662 @@
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> java.util.HashSet;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="L29" href="#L29">29</a> <strong class="jxr_keyword">import</strong> java.util.List;
-<a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">import</strong> java.util.Map;
-<a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong class="jxr_keyword">import</strong> java.util.Optional;
-<a class="jxr_linenumber" name="L32" href="#L32">32</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentHashMap;
-<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">import</strong> java.util.stream.Stream;
-<a class="jxr_linenumber" name="L34" href="#L34">34</a>
-<a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong class="jxr_keyword">import</strong> org.junit.Assume;
-<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">import</strong> org.junit.Before;
-<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
-<a class="jxr_linenumber" name="L38" href="#L38">38</a>
-<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment"> * Test Graph implementation</em>
-<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment"> * <p></em>
-<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * To add to your implementation's tests, create a subclass with a name ending</em>
-<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> * in <code>Test</code> and provide {@link #createFactory()} which minimally</em>
-<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em class="jxr_javadoccomment"> * must support {@link RDF#createGraph()} and {@link RDF#createIRI(String)}, but</em>
-<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em class="jxr_javadoccomment"> * ideally support all operations.</em>
-<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_javadoccomment"> * <p></em>
-<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em class="jxr_javadoccomment"> * This test uses try-with-resources blocks for calls to {@link Graph#stream()}</em>
-<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment"> * and {@link Graph#iterate()}.</em>
-<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * </em>
-<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em class="jxr_javadoccomment"> * @see Graph</em>
-<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em class="jxr_javadoccomment"> * @see RDF</em>
-<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L53" href="#L53">53</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/commons/rdf/api/AbstractGraphTest.html">AbstractGraphTest</a> {
-<a class="jxr_linenumber" name="L54" href="#L54">54</a>
-<a class="jxr_linenumber" name="L55" href="#L55">55</a> <strong class="jxr_keyword">protected</strong> RDF factory;
-<a class="jxr_linenumber" name="L56" href="#L56">56</a> <strong class="jxr_keyword">protected</strong> Graph graph;
-<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong class="jxr_keyword">protected</strong> IRI alice;
-<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong class="jxr_keyword">protected</strong> IRI bob;
-<a class="jxr_linenumber" name="L59" href="#L59">59</a> <strong class="jxr_keyword">protected</strong> IRI name;
-<a class="jxr_linenumber" name="L60" href="#L60">60</a> <strong class="jxr_keyword">protected</strong> IRI knows;
-<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong class="jxr_keyword">protected</strong> IRI member;
-<a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong class="jxr_keyword">protected</strong> BlankNode bnode1;
-<a class="jxr_linenumber" name="L63" href="#L63">63</a> <strong class="jxr_keyword">protected</strong> BlankNode bnode2;
-<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong class="jxr_keyword">protected</strong> Literal aliceName;
-<a class="jxr_linenumber" name="L65" href="#L65">65</a> <strong class="jxr_keyword">protected</strong> Literal bobName;
-<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong class="jxr_keyword">protected</strong> Literal secretClubName;
-<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong class="jxr_keyword">protected</strong> Literal companyName;
-<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong class="jxr_keyword">protected</strong> Triple bobNameTriple;
-<a class="jxr_linenumber" name="L69" href="#L69">69</a>
-<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment"> * </em>
-<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em class="jxr_javadoccomment"> * This method must be overridden by the implementing test to provide a</em>
-<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_javadoccomment"> * factory for the test to create {@link Graph}, {@link IRI} etc.</em>
-<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em class="jxr_javadoccomment"> * </em>
-<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em class="jxr_javadoccomment"> * @return {@link RDF} instance to be tested.</em>
-<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L77" href="#L77">77</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> RDF createFactory();
-<a class="jxr_linenumber" name="L78" href="#L78">78</a>
-<a class="jxr_linenumber" name="L79" href="#L79">79</a> @Before
-<a class="jxr_linenumber" name="L80" href="#L80">80</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> createGraphAndAdd() {
-<a class="jxr_linenumber" name="L81" href="#L81">81</a> factory = createFactory();
-<a class="jxr_linenumber" name="L82" href="#L82">82</a> graph = factory.createGraph();
-<a class="jxr_linenumber" name="L83" href="#L83">83</a> assertEquals(0, graph.size());
-<a class="jxr_linenumber" name="L84" href="#L84">84</a>
-<a class="jxr_linenumber" name="L85" href="#L85">85</a> alice = factory.createIRI(<span class="jxr_string">"http://example.com/alice"</span>);
-<a class="jxr_linenumber" name="L86" href="#L86">86</a> bob = factory.createIRI(<span class="jxr_string">"http://example.com/bob"</span>);
-<a class="jxr_linenumber" name="L87" href="#L87">87</a> name = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/name"</span>);
-<a class="jxr_linenumber" name="L88" href="#L88">88</a> knows = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/knows"</span>);
-<a class="jxr_linenumber" name="L89" href="#L89">89</a> member = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/member"</span>);
-<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L91" href="#L91">91</a> bnode1 = factory.createBlankNode(<span class="jxr_string">"org1"</span>);
-<a class="jxr_linenumber" name="L92" href="#L92">92</a> bnode2 = factory.createBlankNode(<span class="jxr_string">"org2"</span>);
-<a class="jxr_linenumber" name="L93" href="#L93">93</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
-<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_comment">// leave as null</em>
-<a class="jxr_linenumber" name="L95" href="#L95">95</a> }
-<a class="jxr_linenumber" name="L96" href="#L96">96</a>
-<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> secretClubName = factory.createLiteral(<span class="jxr_string">"The Secret Club"</span>);
-<a class="jxr_linenumber" name="L99" href="#L99">99</a> companyName = factory.createLiteral(<span class="jxr_string">"A company"</span>);
-<a class="jxr_linenumber" name="L100" href="#L100">100</a> aliceName = factory.createLiteral(<span class="jxr_string">"Alice"</span>);
-<a class="jxr_linenumber" name="L101" href="#L101">101</a> bobName = factory.createLiteral(<span class="jxr_string">"Bob"</span>, <span class="jxr_string">"en-US"</span>);
-<a class="jxr_linenumber" name="L102" href="#L102">102</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
-<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em class="jxr_comment">// leave as null</em>
-<a class="jxr_linenumber" name="L104" href="#L104">104</a> }
-<a class="jxr_linenumber" name="L105" href="#L105">105</a>
-<a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong class="jxr_keyword">if</strong> (aliceName != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L107" href="#L107">107</a> graph.add(alice, name, aliceName);
-<a class="jxr_linenumber" name="L108" href="#L108">108</a> }
-<a class="jxr_linenumber" name="L109" href="#L109">109</a> graph.add(alice, knows, bob);
-<a class="jxr_linenumber" name="L110" href="#L110">110</a>
-<a class="jxr_linenumber" name="L111" href="#L111">111</a> <strong class="jxr_keyword">if</strong> (bnode1 != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L112" href="#L112">112</a> graph.add(alice, member, bnode1);
-<a class="jxr_linenumber" name="L113" href="#L113">113</a> }
-<a class="jxr_linenumber" name="L114" href="#L114">114</a>
-<a class="jxr_linenumber" name="L115" href="#L115">115</a> <strong class="jxr_keyword">if</strong> (bobName != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L116" href="#L116">116</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L117" href="#L117">117</a> bobNameTriple = factory.createTriple(bob, name, bobName);
-<a class="jxr_linenumber" name="L118" href="#L118">118</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
-<a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_comment">// leave as null</em>
-<a class="jxr_linenumber" name="L120" href="#L120">120</a> }
-<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong class="jxr_keyword">if</strong> (bobNameTriple != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L122" href="#L122">122</a> graph.add(bobNameTriple);
-<a class="jxr_linenumber" name="L123" href="#L123">123</a> }
-<a class="jxr_linenumber" name="L124" href="#L124">124</a> }
-<a class="jxr_linenumber" name="L125" href="#L125">125</a> <strong class="jxr_keyword">if</strong> (bnode1 != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L126" href="#L126">126</a> graph.add(factory.createTriple(bob, member, bnode1));
-<a class="jxr_linenumber" name="L127" href="#L127">127</a> graph.add(factory.createTriple(bob, member, bnode2));
-<a class="jxr_linenumber" name="L128" href="#L128">128</a> <strong class="jxr_keyword">if</strong> (secretClubName != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L129" href="#L129">129</a> graph.add(bnode1, name, secretClubName);
-<a class="jxr_linenumber" name="L130" href="#L130">130</a> graph.add(bnode2, name, companyName);
-<a class="jxr_linenumber" name="L131" href="#L131">131</a> }
-<a class="jxr_linenumber" name="L132" href="#L132">132</a> }
-<a class="jxr_linenumber" name="L133" href="#L133">133</a> }
-<a class="jxr_linenumber" name="L134" href="#L134">134</a>
-<a class="jxr_linenumber" name="L135" href="#L135">135</a> @Test
-<a class="jxr_linenumber" name="L136" href="#L136">136</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> size() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L137" href="#L137">137</a> assertTrue(graph.size() > 0);
-<a class="jxr_linenumber" name="L138" href="#L138">138</a> Assume.assumeNotNull(bnode1, bnode2, aliceName, bobName, secretClubName, companyName, bobNameTriple);
-<a class="jxr_linenumber" name="L139" href="#L139">139</a> <em class="jxr_comment">// Can only reliably predict size if we could create all triples</em>
-<a class="jxr_linenumber" name="L140" href="#L140">140</a> assertEquals(8, graph.size());
-<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
-<a class="jxr_linenumber" name="L142" href="#L142">142</a>
-<a class="jxr_linenumber" name="L143" href="#L143">143</a> @Test
-<a class="jxr_linenumber" name="L144" href="#L144">144</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> iterate() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L145" href="#L145">145</a>
-<a class="jxr_linenumber" name="L146" href="#L146">146</a> Assume.assumeTrue(graph.size() > 0);
-<a class="jxr_linenumber" name="L147" href="#L147">147</a>
-<a class="jxr_linenumber" name="L148" href="#L148">148</a> <strong class="jxr_keyword">final</strong> List<Triple> triples = <strong class="jxr_keyword">new</strong> ArrayList<>();
-<a class="jxr_linenumber" name="L149" href="#L149">149</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple t : graph.iterate()) {
-<a class="jxr_linenumber" name="L150" href="#L150">150</a> triples.add(t);
-<a class="jxr_linenumber" name="L151" href="#L151">151</a> }
-<a class="jxr_linenumber" name="L152" href="#L152">152</a> assertEquals(graph.size(), triples.size());
-<a class="jxr_linenumber" name="L153" href="#L153">153</a> <strong class="jxr_keyword">if</strong> (bobNameTriple != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L154" href="#L154">154</a> assertTrue(triples.contains(bobNameTriple));
-<a class="jxr_linenumber" name="L155" href="#L155">155</a> }
-<a class="jxr_linenumber" name="L156" href="#L156">156</a>
-<a class="jxr_linenumber" name="L157" href="#L157">157</a> <em class="jxr_comment">// aborted iteration</em>
-<a class="jxr_linenumber" name="L158" href="#L158">158</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterate = graph.iterate();
-<a class="jxr_linenumber" name="L159" href="#L159">159</a> <strong class="jxr_keyword">final</strong> Iterator<Triple> it = iterate.iterator();
-<a class="jxr_linenumber" name="L160" href="#L160">160</a>
-<a class="jxr_linenumber" name="L161" href="#L161">161</a> assertTrue(it.hasNext());
-<a class="jxr_linenumber" name="L162" href="#L162">162</a> it.next();
-<a class="jxr_linenumber" name="L163" href="#L163">163</a> closeIterable(iterate);
-<a class="jxr_linenumber" name="L164" href="#L164">164</a>
-<a class="jxr_linenumber" name="L165" href="#L165">165</a> <em class="jxr_comment">// second iteration - should start from fresh and</em>
-<a class="jxr_linenumber" name="L166" href="#L166">166</a> <em class="jxr_comment">// get the same count</em>
-<a class="jxr_linenumber" name="L167" href="#L167">167</a> <strong class="jxr_keyword">long</strong> count = 0;
-<a class="jxr_linenumber" name="L168" href="#L168">168</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterable = graph.iterate();
-<a class="jxr_linenumber" name="L169" href="#L169">169</a> <strong class="jxr_keyword">for</strong> (@SuppressWarnings(<span class="jxr_string">"unused"</span>) <strong class="jxr_keyword">final</strong>
-<a class="jxr_linenumber" name="L170" href="#L170">170</a> Triple t : iterable) {
-<a class="jxr_linenumber" name="L171" href="#L171">171</a> count++;
-<a class="jxr_linenumber" name="L172" href="#L172">172</a> }
-<a class="jxr_linenumber" name="L173" href="#L173">173</a> assertEquals(graph.size(), count);
-<a class="jxr_linenumber" name="L174" href="#L174">174</a> }
-<a class="jxr_linenumber" name="L175" href="#L175">175</a>
-<a class="jxr_linenumber" name="L176" href="#L176">176</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L177" href="#L177">177</a> <em class="jxr_javadoccomment"> * Special triple closing for RDF4J.</em>
-<a class="jxr_linenumber" name="L178" href="#L178">178</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L179" href="#L179">179</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> closeIterable(<strong class="jxr_keyword">final</strong> Iterable<Triple> iterate) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L180" href="#L180">180</a> <strong class="jxr_keyword">if</strong> (iterate instanceof AutoCloseable) {
-<a class="jxr_linenumber" name="L181" href="#L181">181</a> ((AutoCloseable) iterate).close();
-<a class="jxr_linenumber" name="L182" href="#L182">182</a> }
-<a class="jxr_linenumber" name="L183" href="#L183">183</a> }
-<a class="jxr_linenumber" name="L184" href="#L184">184</a>
-<a class="jxr_linenumber" name="L185" href="#L185">185</a> @Test
-<a class="jxr_linenumber" name="L186" href="#L186">186</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> iterateFilter() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L187" href="#L187">187</a> <strong class="jxr_keyword">final</strong> List<RDFTerm> friends = <strong class="jxr_keyword">new</strong> ArrayList<>();
-<a class="jxr_linenumber" name="L188" href="#L188">188</a> <strong class="jxr_keyword">final</strong> IRI alice = factory.createIRI(<span class="jxr_string">"http://example.com/alice"</span>);
-<a class="jxr_linenumber" name="L189" href="#L189">189</a> <strong class="jxr_keyword">final</strong> IRI knows = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/knows"</span>);
-<a class="jxr_linenumber" name="L190" href="#L190">190</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple t : graph.iterate(alice, knows, <strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="L191" href="#L191">191</a> friends.add(t.getObject());
-<a class="jxr_linenumber" name="L192" href="#L192">192</a> }
-<a class="jxr_linenumber" name="L193" href="#L193">193</a> assertEquals(1, friends.size());
-<a class="jxr_linenumber" name="L194" href="#L194">194</a> assertEquals(bob, friends.get(0));
-<a class="jxr_linenumber" name="L195" href="#L195">195</a>
-<a class="jxr_linenumber" name="L196" href="#L196">196</a> <em class="jxr_comment">// .. can we iterate over zero hits?</em>
-<a class="jxr_linenumber" name="L197" href="#L197">197</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterate = graph.iterate(bob, knows, alice);
-<a class="jxr_linenumber" name="L198" href="#L198">198</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple unexpected : iterate) {
-<a class="jxr_linenumber" name="L199" href="#L199">199</a> fail(<span class="jxr_string">"Unexpected triple "</span> + unexpected);
-<a class="jxr_linenumber" name="L200" href="#L200">200</a> }
-<a class="jxr_linenumber" name="L201" href="#L201">201</a> <em class="jxr_comment">// closeIterable(iterate);</em>
-<a class="jxr_linenumber" name="L202" href="#L202">202</a> }
-<a class="jxr_linenumber" name="L203" href="#L203">203</a>
-<a class="jxr_linenumber" name="L204" href="#L204">204</a> @Test
-<a class="jxr_linenumber" name="L205" href="#L205">205</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> contains() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L206" href="#L206">206</a> assertFalse(graph.contains(bob, knows, alice)); <em class="jxr_comment">// or so he claims..</em>
-<a class="jxr_linenumber" name="L207" href="#L207">207</a>
-<a class="jxr_linenumber" name="L208" href="#L208">208</a> assertTrue(graph.contains(alice, knows, bob));
-<a class="jxr_linenumber" name="L209" href="#L209">209</a>
-<a class="jxr_linenumber" name="L210" href="#L210">210</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
-<a class="jxr_linenumber" name="L211" href="#L211">211</a> <strong class="jxr_keyword">final</strong> Optional<? <strong class="jxr_keyword">extends</strong> Triple> first = stream.skip(4).findFirst();
-<a class="jxr_linenumber" name="L212" href="#L212">212</a> Assume.assumeTrue(first.isPresent());
-<a class="jxr_linenumber" name="L213" href="#L213">213</a> <strong class="jxr_keyword">final</strong> Triple existingTriple = first.get();
-<a class="jxr_linenumber" name="L214" href="#L214">214</a> assertTrue(graph.contains(existingTriple));
-<a class="jxr_linenumber" name="L215" href="#L215">215</a> }
-<a class="jxr_linenumber" name="L216" href="#L216">216</a>
-<a class="jxr_linenumber" name="L217" href="#L217">217</a> <strong class="jxr_keyword">final</strong> Triple nonExistingTriple = factory.createTriple(bob, knows, alice);
-<a class="jxr_linenumber" name="L218" href="#L218">218</a> assertFalse(graph.contains(nonExistingTriple));
-<a class="jxr_linenumber" name="L219" href="#L219">219</a>
-<a class="jxr_linenumber" name="L220" href="#L220">220</a> Triple triple = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L221" href="#L221">221</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L222" href="#L222">222</a> triple = factory.createTriple(alice, knows, bob);
-<a class="jxr_linenumber" name="L223" href="#L223">223</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
-<a class="jxr_linenumber" name="L224" href="#L224">224</a> }
-<a class="jxr_linenumber" name="L225" href="#L225">225</a> <strong class="jxr_keyword">if</strong> (triple != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L226" href="#L226">226</a> <em class="jxr_comment">// FIXME: Should not this always be true?</em>
-<a class="jxr_linenumber" name="L227" href="#L227">227</a> <em class="jxr_comment">// assertTrue(graph.contains(triple));</em>
-<a class="jxr_linenumber" name="L228" href="#L228">228</a> }
-<a class="jxr_linenumber" name="L229" href="#L229">229</a> }
-<a class="jxr_linenumber" name="L230" href="#L230">230</a>
-<a class="jxr_linenumber" name="L231" href="#L231">231</a> @Test
-<a class="jxr_linenumber" name="L232" href="#L232">232</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L233" href="#L233">233</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> fullSize = graph.size();
-<a class="jxr_linenumber" name="L234" href="#L234">234</a> graph.remove(alice, knows, bob);
-<a class="jxr_linenumber" name="L235" href="#L235">235</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> shrunkSize = graph.size();
-<a class="jxr_linenumber" name="L236" href="#L236">236</a> assertEquals(1, fullSize - shrunkSize);
-<a class="jxr_linenumber" name="L237" href="#L237">237</a>
-<a class="jxr_linenumber" name="L238" href="#L238">238</a> graph.remove(alice, knows, bob);
-<a class="jxr_linenumber" name="L239" href="#L239">239</a> assertEquals(shrunkSize, graph.size()); <em class="jxr_comment">// unchanged</em>
-<a class="jxr_linenumber" name="L240" href="#L240">240</a>
-<a class="jxr_linenumber" name="L241" href="#L241">241</a> graph.add(alice, knows, bob);
+<a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">import</strong> java.util.Locale;
+<a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong class="jxr_keyword">import</strong> java.util.Map;
+<a class="jxr_linenumber" name="L32" href="#L32">32</a> <strong class="jxr_keyword">import</strong> java.util.Optional;
+<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ConcurrentHashMap;
+<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">import</strong> java.util.stream.Stream;
+<a class="jxr_linenumber" name="L35" href="#L35">35</a>
+<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">import</strong> org.junit.Assume;
+<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong class="jxr_keyword">import</strong> org.junit.Before;
+<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
+<a class="jxr_linenumber" name="L39" href="#L39">39</a>
+<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment"> * Test Graph implementation</em>
+<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * <p></em>
+<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> * To add to your implementation's tests, create a subclass with a name ending</em>
+<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em class="jxr_javadoccomment"> * in <code>Test</code> and provide {@link #createFactory()} which minimally</em>
+<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em class="jxr_javadoccomment"> * must support {@link RDF#createGraph()} and {@link RDF#createIRI(String)}, but</em>
+<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_javadoccomment"> * ideally support all operations.</em>
+<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em class="jxr_javadoccomment"> * <p></em>
+<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment"> * This test uses try-with-resources blocks for calls to {@link Graph#stream()}</em>
+<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * and {@link Graph#iterate()}.</em>
+<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em class="jxr_javadoccomment"> * @see Graph</em>
+<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_javadoccomment"> * @see RDF</em>
+<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L54" href="#L54">54</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/commons/rdf/api/AbstractGraphTest.html">AbstractGraphTest</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">protected</strong> RDF factory;
+<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong class="jxr_keyword">protected</strong> Graph graph;
+<a class="jxr_linenumber" name="L58" href="#L58">58</a> <strong class="jxr_keyword">protected</strong> IRI alice;
+<a class="jxr_linenumber" name="L59" href="#L59">59</a> <strong class="jxr_keyword">protected</strong> IRI bob;
+<a class="jxr_linenumber" name="L60" href="#L60">60</a> <strong class="jxr_keyword">protected</strong> IRI name;
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong class="jxr_keyword">protected</strong> IRI knows;
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong class="jxr_keyword">protected</strong> IRI member;
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <strong class="jxr_keyword">protected</strong> BlankNode bnode1;
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong class="jxr_keyword">protected</strong> BlankNode bnode2;
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> <strong class="jxr_keyword">protected</strong> Literal aliceName;
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong class="jxr_keyword">protected</strong> Literal bobName;
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong class="jxr_keyword">protected</strong> Literal secretClubName;
+<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong class="jxr_keyword">protected</strong> Literal companyName;
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong class="jxr_keyword">protected</strong> Triple bobNameTriple;
+<a class="jxr_linenumber" name="L70" href="#L70">70</a>
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_javadoccomment"> * This method must be overridden by the implementing test to provide a</em>
+<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em class="jxr_javadoccomment"> * factory for the test to create {@link Graph}, {@link IRI} etc.</em>
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment"> * @return {@link RDF} instance to be tested.</em>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> RDF createFactory();
+<a class="jxr_linenumber" name="L79" href="#L79">79</a>
+<a class="jxr_linenumber" name="L80" href="#L80">80</a> @Before
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> createGraphAndAdd() {
+<a class="jxr_linenumber" name="L82" href="#L82">82</a> factory = createFactory();
+<a class="jxr_linenumber" name="L83" href="#L83">83</a> graph = factory.createGraph();
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> assertEquals(0, graph.size());
+<a class="jxr_linenumber" name="L85" href="#L85">85</a>
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> alice = factory.createIRI(<span class="jxr_string">"http://example.com/alice"</span>);
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> bob = factory.createIRI(<span class="jxr_string">"http://example.com/bob"</span>);
+<a class="jxr_linenumber" name="L88" href="#L88">88</a> name = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/name"</span>);
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> knows = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/knows"</span>);
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> member = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/member"</span>);
+<a class="jxr_linenumber" name="L91" href="#L91">91</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> bnode1 = factory.createBlankNode(<span class="jxr_string">"org1"</span>);
+<a class="jxr_linenumber" name="L93" href="#L93">93</a> bnode2 = factory.createBlankNode(<span class="jxr_string">"org2"</span>);
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
+<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em class="jxr_comment">// leave as null</em>
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> }
+<a class="jxr_linenumber" name="L97" href="#L97">97</a>
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> secretClubName = factory.createLiteral(<span class="jxr_string">"The Secret Club"</span>);
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> companyName = factory.createLiteral(<span class="jxr_string">"A company"</span>);
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> aliceName = factory.createLiteral(<span class="jxr_string">"Alice"</span>);
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> bobName = factory.createLiteral(<span class="jxr_string">"Bob"</span>, <span class="jxr_string">"en-US"</span>);
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
+<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_comment">// leave as null</em>
+<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> <strong class="jxr_keyword">if</strong> (aliceName != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L108" href="#L108">108</a> graph.add(alice, name, aliceName);
+<a class="jxr_linenumber" name="L109" href="#L109">109</a> }
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> graph.add(alice, knows, bob);
+<a class="jxr_linenumber" name="L111" href="#L111">111</a>
+<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong class="jxr_keyword">if</strong> (bnode1 != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> graph.add(alice, member, bnode1);
+<a class="jxr_linenumber" name="L114" href="#L114">114</a> }
+<a class="jxr_linenumber" name="L115" href="#L115">115</a>
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> <strong class="jxr_keyword">if</strong> (bobName != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L118" href="#L118">118</a> bobNameTriple = factory.createTriple(bob, name, bobName);
+<a class="jxr_linenumber" name="L119" href="#L119">119</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
+<a class="jxr_linenumber" name="L120" href="#L120">120</a> <em class="jxr_comment">// leave as null</em>
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> }
+<a class="jxr_linenumber" name="L122" href="#L122">122</a> <strong class="jxr_keyword">if</strong> (bobNameTriple != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L123" href="#L123">123</a> graph.add(bobNameTriple);
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> }
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> }
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> <strong class="jxr_keyword">if</strong> (bnode1 != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L127" href="#L127">127</a> graph.add(factory.createTriple(bob, member, bnode1));
+<a class="jxr_linenumber" name="L128" href="#L128">128</a> graph.add(factory.createTriple(bob, member, bnode2));
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong class="jxr_keyword">if</strong> (secretClubName != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L130" href="#L130">130</a> graph.add(bnode1, name, secretClubName);
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> graph.add(bnode2, name, companyName);
+<a class="jxr_linenumber" name="L132" href="#L132">132</a> }
+<a class="jxr_linenumber" name="L133" href="#L133">133</a> }
+<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> @Test
+<a class="jxr_linenumber" name="L137" href="#L137">137</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> size() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L138" href="#L138">138</a> assertTrue(graph.size() > 0);
+<a class="jxr_linenumber" name="L139" href="#L139">139</a> Assume.assumeNotNull(bnode1, bnode2, aliceName, bobName, secretClubName, companyName, bobNameTriple);
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <em class="jxr_comment">// Can only reliably predict size if we could create all triples</em>
+<a class="jxr_linenumber" name="L141" href="#L141">141</a> assertEquals(8, graph.size());
+<a class="jxr_linenumber" name="L142" href="#L142">142</a> }
+<a class="jxr_linenumber" name="L143" href="#L143">143</a>
+<a class="jxr_linenumber" name="L144" href="#L144">144</a> @Test
+<a class="jxr_linenumber" name="L145" href="#L145">145</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> iterate() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L146" href="#L146">146</a>
+<a class="jxr_linenumber" name="L147" href="#L147">147</a> Assume.assumeTrue(graph.size() > 0);
+<a class="jxr_linenumber" name="L148" href="#L148">148</a>
+<a class="jxr_linenumber" name="L149" href="#L149">149</a> <strong class="jxr_keyword">final</strong> List<Triple> triples = <strong class="jxr_keyword">new</strong> ArrayList<>();
+<a class="jxr_linenumber" name="L150" href="#L150">150</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple t : graph.iterate()) {
+<a class="jxr_linenumber" name="L151" href="#L151">151</a> triples.add(t);
+<a class="jxr_linenumber" name="L152" href="#L152">152</a> }
+<a class="jxr_linenumber" name="L153" href="#L153">153</a> assertEquals(graph.size(), triples.size());
+<a class="jxr_linenumber" name="L154" href="#L154">154</a> <strong class="jxr_keyword">if</strong> (bobNameTriple != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L155" href="#L155">155</a> assertTrue(triples.contains(bobNameTriple));
+<a class="jxr_linenumber" name="L156" href="#L156">156</a> }
+<a class="jxr_linenumber" name="L157" href="#L157">157</a>
+<a class="jxr_linenumber" name="L158" href="#L158">158</a> <em class="jxr_comment">// aborted iteration</em>
+<a class="jxr_linenumber" name="L159" href="#L159">159</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterate = graph.iterate();
+<a class="jxr_linenumber" name="L160" href="#L160">160</a> <strong class="jxr_keyword">final</strong> Iterator<Triple> it = iterate.iterator();
+<a class="jxr_linenumber" name="L161" href="#L161">161</a>
+<a class="jxr_linenumber" name="L162" href="#L162">162</a> assertTrue(it.hasNext());
+<a class="jxr_linenumber" name="L163" href="#L163">163</a> it.next();
+<a class="jxr_linenumber" name="L164" href="#L164">164</a> closeIterable(iterate);
+<a class="jxr_linenumber" name="L165" href="#L165">165</a>
+<a class="jxr_linenumber" name="L166" href="#L166">166</a> <em class="jxr_comment">// second iteration - should start from fresh and</em>
+<a class="jxr_linenumber" name="L167" href="#L167">167</a> <em class="jxr_comment">// get the same count</em>
+<a class="jxr_linenumber" name="L168" href="#L168">168</a> <strong class="jxr_keyword">long</strong> count = 0;
+<a class="jxr_linenumber" name="L169" href="#L169">169</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterable = graph.iterate();
+<a class="jxr_linenumber" name="L170" href="#L170">170</a> <strong class="jxr_keyword">for</strong> (@SuppressWarnings(<span class="jxr_string">"unused"</span>) <strong class="jxr_keyword">final</strong>
+<a class="jxr_linenumber" name="L171" href="#L171">171</a> Triple t : iterable) {
+<a class="jxr_linenumber" name="L172" href="#L172">172</a> count++;
+<a class="jxr_linenumber" name="L173" href="#L173">173</a> }
+<a class="jxr_linenumber" name="L174" href="#L174">174</a> assertEquals(graph.size(), count);
+<a class="jxr_linenumber" name="L175" href="#L175">175</a> }
+<a class="jxr_linenumber" name="L176" href="#L176">176</a>
+<a class="jxr_linenumber" name="L177" href="#L177">177</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L178" href="#L178">178</a> <em class="jxr_javadoccomment"> * Special triple closing for RDF4J.</em>
+<a class="jxr_linenumber" name="L179" href="#L179">179</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L180" href="#L180">180</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> closeIterable(<strong class="jxr_keyword">final</strong> Iterable<Triple> iterate) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L181" href="#L181">181</a> <strong class="jxr_keyword">if</strong> (iterate instanceof AutoCloseable) {
+<a class="jxr_linenumber" name="L182" href="#L182">182</a> ((AutoCloseable) iterate).close();
+<a class="jxr_linenumber" name="L183" href="#L183">183</a> }
+<a class="jxr_linenumber" name="L184" href="#L184">184</a> }
+<a class="jxr_linenumber" name="L185" href="#L185">185</a>
+<a class="jxr_linenumber" name="L186" href="#L186">186</a> @Test
+<a class="jxr_linenumber" name="L187" href="#L187">187</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> iterateFilter() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L188" href="#L188">188</a> <strong class="jxr_keyword">final</strong> List<RDFTerm> friends = <strong class="jxr_keyword">new</strong> ArrayList<>();
+<a class="jxr_linenumber" name="L189" href="#L189">189</a> <strong class="jxr_keyword">final</strong> IRI alice = factory.createIRI(<span class="jxr_string">"http://example.com/alice"</span>);
+<a class="jxr_linenumber" name="L190" href="#L190">190</a> <strong class="jxr_keyword">final</strong> IRI knows = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/knows"</span>);
+<a class="jxr_linenumber" name="L191" href="#L191">191</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple t : graph.iterate(alice, knows, <strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="L192" href="#L192">192</a> friends.add(t.getObject());
+<a class="jxr_linenumber" name="L193" href="#L193">193</a> }
+<a class="jxr_linenumber" name="L194" href="#L194">194</a> assertEquals(1, friends.size());
+<a class="jxr_linenumber" name="L195" href="#L195">195</a> assertEquals(bob, friends.get(0));
+<a class="jxr_linenumber" name="L196" href="#L196">196</a>
+<a class="jxr_linenumber" name="L197" href="#L197">197</a> <em class="jxr_comment">// .. can we iterate over zero hits?</em>
+<a class="jxr_linenumber" name="L198" href="#L198">198</a> <strong class="jxr_keyword">final</strong> Iterable<Triple> iterate = graph.iterate(bob, knows, alice);
+<a class="jxr_linenumber" name="L199" href="#L199">199</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">final</strong> Triple unexpected : iterate) {
+<a class="jxr_linenumber" name="L200" href="#L200">200</a> fail(<span class="jxr_string">"Unexpected triple "</span> + unexpected);
+<a class="jxr_linenumber" name="L201" href="#L201">201</a> }
+<a class="jxr_linenumber" name="L202" href="#L202">202</a> <em class="jxr_comment">// closeIterable(iterate);</em>
+<a class="jxr_linenumber" name="L203" href="#L203">203</a> }
+<a class="jxr_linenumber" name="L204" href="#L204">204</a>
+<a class="jxr_linenumber" name="L205" href="#L205">205</a> @Test
+<a class="jxr_linenumber" name="L206" href="#L206">206</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> contains() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L207" href="#L207">207</a> assertFalse(graph.contains(bob, knows, alice)); <em class="jxr_comment">// or so he claims..</em>
+<a class="jxr_linenumber" name="L208" href="#L208">208</a>
+<a class="jxr_linenumber" name="L209" href="#L209">209</a> assertTrue(graph.contains(alice, knows, bob));
+<a class="jxr_linenumber" name="L210" href="#L210">210</a>
+<a class="jxr_linenumber" name="L211" href="#L211">211</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
+<a class="jxr_linenumber" name="L212" href="#L212">212</a> <strong class="jxr_keyword">final</strong> Optional<? <strong class="jxr_keyword">extends</strong> Triple> first = stream.skip(4).findFirst();
+<a class="jxr_linenumber" name="L213" href="#L213">213</a> Assume.assumeTrue(first.isPresent());
+<a class="jxr_linenumber" name="L214" href="#L214">214</a> <strong class="jxr_keyword">final</strong> Triple existingTriple = first.get();
+<a class="jxr_linenumber" name="L215" href="#L215">215</a> assertTrue(graph.contains(existingTriple));
+<a class="jxr_linenumber" name="L216" href="#L216">216</a> }
+<a class="jxr_linenumber" name="L217" href="#L217">217</a>
+<a class="jxr_linenumber" name="L218" href="#L218">218</a> <strong class="jxr_keyword">final</strong> Triple nonExistingTriple = factory.createTriple(bob, knows, alice);
+<a class="jxr_linenumber" name="L219" href="#L219">219</a> assertFalse(graph.contains(nonExistingTriple));
+<a class="jxr_linenumber" name="L220" href="#L220">220</a>
+<a class="jxr_linenumber" name="L221" href="#L221">221</a> Triple triple = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L222" href="#L222">222</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L223" href="#L223">223</a> triple = factory.createTriple(alice, knows, bob);
+<a class="jxr_linenumber" name="L224" href="#L224">224</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
+<a class="jxr_linenumber" name="L225" href="#L225">225</a> }
+<a class="jxr_linenumber" name="L226" href="#L226">226</a> <strong class="jxr_keyword">if</strong> (triple != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L227" href="#L227">227</a> <em class="jxr_comment">// FIXME: Should not this always be true?</em>
+<a class="jxr_linenumber" name="L228" href="#L228">228</a> <em class="jxr_comment">// assertTrue(graph.contains(triple));</em>
+<a class="jxr_linenumber" name="L229" href="#L229">229</a> }
+<a class="jxr_linenumber" name="L230" href="#L230">230</a> }
+<a class="jxr_linenumber" name="L231" href="#L231">231</a>
+<a class="jxr_linenumber" name="L232" href="#L232">232</a> @Test
+<a class="jxr_linenumber" name="L233" href="#L233">233</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L234" href="#L234">234</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> fullSize = graph.size();
+<a class="jxr_linenumber" name="L235" href="#L235">235</a> graph.remove(alice, knows, bob);
+<a class="jxr_linenumber" name="L236" href="#L236">236</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> shrunkSize = graph.size();
+<a class="jxr_linenumber" name="L237" href="#L237">237</a> assertEquals(1, fullSize - shrunkSize);
+<a class="jxr_linenumber" name="L238" href="#L238">238</a>
+<a class="jxr_linenumber" name="L239" href="#L239">239</a> graph.remove(alice, knows, bob);
+<a class="jxr_linenumber" name="L240" href="#L240">240</a> assertEquals(shrunkSize, graph.size()); <em class="jxr_comment">// unchanged</em>
+<a class="jxr_linenumber" name="L241" href="#L241">241</a>
<a class="jxr_linenumber" name="L242" href="#L242">242</a> graph.add(alice, knows, bob);
<a class="jxr_linenumber" name="L243" href="#L243">243</a> graph.add(alice, knows, bob);
-<a class="jxr_linenumber" name="L244" href="#L244">244</a> <em class="jxr_comment">// Undetermined size at this point -- but at least it</em>
-<a class="jxr_linenumber" name="L245" href="#L245">245</a> <em class="jxr_comment">// should be bigger</em>
-<a class="jxr_linenumber" name="L246" href="#L246">246</a> assertTrue(graph.size() > shrunkSize);
-<a class="jxr_linenumber" name="L247" href="#L247">247</a>
-<a class="jxr_linenumber" name="L248" href="#L248">248</a> <em class="jxr_comment">// and after a single remove they should all be gone</em>
-<a class="jxr_linenumber" name="L249" href="#L249">249</a> graph.remove(alice, knows, bob);
-<a class="jxr_linenumber" name="L250" href="#L250">250</a> assertEquals(shrunkSize, graph.size());
-<a class="jxr_linenumber" name="L251" href="#L251">251</a>
-<a class="jxr_linenumber" name="L252" href="#L252">252</a> Triple otherTriple;
-<a class="jxr_linenumber" name="L253" href="#L253">253</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
-<a class="jxr_linenumber" name="L254" href="#L254">254</a> <strong class="jxr_keyword">final</strong> Optional<? <strong class="jxr_keyword">extends</strong> Triple> anyTriple = stream.findAny();
-<a class="jxr_linenumber" name="L255" href="#L255">255</a> Assume.assumeTrue(anyTriple.isPresent());
-<a class="jxr_linenumber" name="L256" href="#L256">256</a> otherTriple = anyTriple.get();
-<a class="jxr_linenumber" name="L257" href="#L257">257</a> }
-<a class="jxr_linenumber" name="L258" href="#L258">258</a>
-<a class="jxr_linenumber" name="L259" href="#L259">259</a> graph.remove(otherTriple);
-<a class="jxr_linenumber" name="L260" href="#L260">260</a> assertEquals(shrunkSize - 1, graph.size());
-<a class="jxr_linenumber" name="L261" href="#L261">261</a> graph.remove(otherTriple);
-<a class="jxr_linenumber" name="L262" href="#L262">262</a> assertEquals(shrunkSize - 1, graph.size()); <em class="jxr_comment">// no change</em>
-<a class="jxr_linenumber" name="L263" href="#L263">263</a>
-<a class="jxr_linenumber" name="L264" href="#L264">264</a> <em class="jxr_comment">// for some reason in rdf4j this causes duplicates!</em>
-<a class="jxr_linenumber" name="L265" href="#L265">265</a> graph.add(otherTriple);
-<a class="jxr_linenumber" name="L266" href="#L266">266</a> <em class="jxr_comment">// graph.stream().forEach(System.out::println);</em>
-<a class="jxr_linenumber" name="L267" href="#L267">267</a> <em class="jxr_comment">// should have increased</em>
-<a class="jxr_linenumber" name="L268" href="#L268">268</a> assertTrue(graph.size() >= shrunkSize);
-<a class="jxr_linenumber" name="L269" href="#L269">269</a> }
-<a class="jxr_linenumber" name="L270" href="#L270">270</a>
-<a class="jxr_linenumber" name="L271" href="#L271">271</a> @Test
-<a class="jxr_linenumber" name="L272" href="#L272">272</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> clear() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L273" href="#L273">273</a> graph.clear();
-<a class="jxr_linenumber" name="L274" href="#L274">274</a> assertFalse(graph.contains(alice, knows, bob));
-<a class="jxr_linenumber" name="L275" href="#L275">275</a> assertEquals(0, graph.size());
-<a class="jxr_linenumber" name="L276" href="#L276">276</a> graph.clear(); <em class="jxr_comment">// no-op</em>
-<a class="jxr_linenumber" name="L277" href="#L277">277</a> assertEquals(0, graph.size());
-<a class="jxr_linenumber" name="L278" href="#L278">278</a> }
-<a class="jxr_linenumber" name="L279" href="#L279">279</a>
-<a class="jxr_linenumber" name="L280" href="#L280">280</a> @Test
-<a class="jxr_linenumber" name="L281" href="#L281">281</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> getTriples() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L282" href="#L282">282</a> <strong class="jxr_keyword">long</strong> tripleCount;
-<a class="jxr_linenumber" name="L283" href="#L283">283</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
-<a class="jxr_linenumber" name="L284" href="#L284">284</a> tripleCount = stream.count();
-<a class="jxr_linenumber" name="L285" href="#L285">285</a> }
-<a class="jxr_linenumber" name="L286" href="#L286">286</a> assertTrue(tripleCount > 0);
-<a class="jxr_linenumber" name="L287" href="#L287">287</a>
-<a class="jxr_linenumber" name="L288" href="#L288">288</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
-<a class="jxr_linenumber" name="L289" href="#L289">289</a> assertTrue(stream.allMatch(t -> graph.contains(t)));
-<a class="jxr_linenumber" name="L290" href="#L290">290</a> }
-<a class="jxr_linenumber" name="L291" href="#L291">291</a>
-<a class="jxr_linenumber" name="L292" href="#L292">292</a> <em class="jxr_comment">// Check exact count</em>
-<a class="jxr_linenumber" name="L293" href="#L293">293</a> Assume.assumeNotNull(bnode1, bnode2, aliceName, bobName, secretClubName, companyName, bobNameTriple);
-<a class="jxr_linenumber" name="L294" href="#L294">294</a> assertEquals(8, tripleCount);
-<a class="jxr_linenumber" name="L295" href="#L295">295</a> }
-<a class="jxr_linenumber" name="L296" href="#L296">296</a>
-<a class="jxr_linenumber" name="L297" href="#L297">297</a> @Test
-<a class="jxr_linenumber" name="L298" href="#L298">298</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> getTriplesQuery() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="L299" href="#L299">299</a>
-<a class="jxr_linenumber" name="L300" href="#L300">300</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(alice, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="L301" href="#L301">301</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> aliceCount = stream.count();
-<a class="jxr_linenumber" name="L302" href="#L302">302</a> assertTrue(aliceCount > 0);
-<a class="jxr_linenumber" name="L303" href="#L303">303</a> Assume.assumeNotNull(aliceName);
-<a class="jxr_linenumber" name="L304" href="#L304">304</a> assertEquals(3, aliceCount);
-<a class="jxr_linenumber" name="L305" href="#L305">305</a> }
-<a class="jxr_linenumber" name="L306" href="#L306">306</a>
-<a class="jxr_linenumber" name="L307" href="#L307">307</a> Assume.assumeNotNull(bnode1, bnode2, bobName, companyName, secretClubName);
-<a class="jxr_linenumber" name="L308" href="#L308">308</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(<strong class="jxr_keyword">null</strong>, name, <strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="L309" href="#L309">309</a> assertEquals(4, stream.count());
-<a class="jxr_linenumber" name="L310" href="#L310">310</a> }
-<a class="jxr_linenumber" name="L311" href="#L311">311</a> Assume.assumeNotNull(bnode1);
-<a class="jxr_linenumber" name="L312" href="#L312">312</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(<strong class="jxr_keyword">null</strong>, member, <strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="L313" href="#L313">313</a> assertEquals(3, stream.count());
-<a class="jxr_linenumber" name="L314" href="#L314">314</a> }
-<a class="jxr_linenumber" name="L315" href="#L315">315</a> }
-<a class="jxr_linenumber" name="L316" href="#L316">316</a>
-<a class="jxr_linenumber" name="L317" href="#L317">317</a> @Test
-<a class="jxr_linenumber" name="L318" href="#L318">318</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addBlankNodesFromMultipleGraphs() {
-<a class="jxr_linenumber" name="L319" href="#L319">319</a>
-<a class="jxr_linenumber" name="L320" href="#L320">320</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L321" href="#L321">321</a> <em class="jxr_comment">// Create two separate Graph instances</em>
-<a class="jxr_linenumber" name="L322" href="#L322">322</a> <strong class="jxr_keyword">final</strong> Graph g1 = createGraph1();
-<a class="jxr_linenumber" name="L323" href="#L323">323</a> <strong class="jxr_keyword">final</strong> Graph g2 = createGraph2();
-<a class="jxr_linenumber" name="L324" href="#L324">324</a>
-<a class="jxr_linenumber" name="L325" href="#L325">325</a> <em class="jxr_comment">// and add them to a new Graph g3</em>
-<a class="jxr_linenumber" name="L326" href="#L326">326</a> <strong class="jxr_keyword">final</strong> Graph g3 = factory.createGraph();
-<a class="jxr_linenumber" name="L327" href="#L327">327</a> addAllTriples(g1, g3);
-<a class="jxr_linenumber" name="L328" href="#L328">328</a> addAllTriples(g2, g3);
-<a class="jxr_linenumber" name="L329" href="#L329">329</a>
-<a class="jxr_linenumber" name="L330" href="#L330">330</a> <em class="jxr_comment">// Let's make a map to find all those blank nodes after insertion</em>
-<a class="jxr_linenumber" name="L331" href="#L331">331</a> <em class="jxr_comment">// (The Graph implementation is not currently required to</em>
-<a class="jxr_linenumber" name="L332" href="#L332">332</a> <em class="jxr_comment">// keep supporting those BlankNodes with contains() - see</em>
-<a class="jxr_linenumber" name="L333" href="#L333">333</a> <em class="jxr_comment">// COMMONSRDF-15)</em>
-<a class="jxr_linenumber" name="L334" href="#L334">334</a>
-<a class="jxr_linenumber" name="L335" href="#L335">335</a> <strong class="jxr_keyword">final</strong> Map<String, BlankNodeOrIRI> whoIsWho = <strong class="jxr_keyword">new</strong> ConcurrentHashMap<>();
-<a class="jxr_linenumber" name="L336" href="#L336">336</a> <em class="jxr_comment">// ConcurrentHashMap as we will try parallel forEach below,</em>
-<a class="jxr_linenumber" name="L337" href="#L337">337</a> <em class="jxr_comment">// which should not give inconsistent results (it does with a</em>
-<a class="jxr_linenumber" name="L338" href="#L338">338</a> <em class="jxr_comment">// HashMap!)</em>
-<a class="jxr_linenumber" name="L339" href="#L339">339</a>
-<a class="jxr_linenumber" name="L340" href="#L340">340</a> <em class="jxr_comment">// look up BlankNodes by name</em>
-<a class="jxr_linenumber" name="L341" href="#L341">341</a> <strong class="jxr_keyword">final</strong> IRI name = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/name"</span>);
-<a class="jxr_linenumber" name="L342" href="#L342">342</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = g3.stream(<strong class="jxr_keyword">null</strong>, name, <strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="L343" href="#L343">343</a> stream.parallel().forEach(t -> whoIsWho.put(t.getObject().ntriplesString(), t.getSubject()));
-<a class="jxr_linenumber" name="L344" href="#L344">344</a> }
-<a class="jxr_linenumber" name="L345" href="#L345">345</a>
-<a class="jxr_linenumber" name="L346" href="#L346">346</a> assertEquals(4, whoIsWho.size());
-<a class="jxr_linenumber" name="L347" href="#L347">347</a> <em class="jxr_comment">// and contains 4 unique values</em>
-<a class="jxr_linenumber" name="L348" href="#L348">348</a> assertEquals(4, <strong class="jxr_keyword">new</strong> HashSet<>(whoIsWho.values()).size());
-<a class="jxr_linenumber" name="L349" href="#L349">349</a>
-<a class="jxr_linenumber" name="L350" href="#L350">350</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b1Alice = whoIsWho.get(<span class="jxr_string">"\"Alice\""</span>);
-<a class="jxr_linenumber" name="L351" href="#L351">351</a> assertNotNull(b1Alice);
-<a class="jxr_linenumber" name="L352" href="#L352">352</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b2Bob = whoIsWho.get(<span class="jxr_string">"\"Bob\""</span>);
-<a class="jxr_linenumber" name="L353" href="#L353">353</a> assertNotNull(b2Bob);
-<a class="jxr_linenumber" name="L354" href="#L354">354</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b1Charlie = whoIsWho.get(<span class="jxr_string">"\"Charlie\""</span>);
-<a class="jxr_linenumber" name="L355" href="#L355">355</a> assertNotNull(b1Charlie);
-<a class="jxr_linenumber" name="L356" href="#L356">356</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b2Dave = whoIsWho.get(<span class="jxr_string">"\"Dave\""</span>);
-<a class="jxr_linenumber" name="L357" href="#L357">357</a> assertNotNull(b2Dave);
-<a class="jxr_linenumber" name="L358" href="#L358">358</a>
-<a class="jxr_linenumber" name="L359" href="#L359">359</a> <em class="jxr_comment">// All blank nodes should differ</em>
-<a class="jxr_linenumber" name="L360" href="#L360">360</a> notEquals(b1Alice, b2Bob);
-<a class="jxr_linenumber" name="L361" href="#L361">361</a> notEquals(b1Alice, b1Charlie);
-<a class="jxr_linenumber" name="L362" href="#L362">362</a> notEquals(b1Alice, b2Dave);
-<a class="jxr_linenumber" name="L363" href="#L363">363</a> notEquals(b2Bob, b1Charlie);
-<a class="jxr_linenumber" name="L364" href="#L364">364</a> notEquals(b2Bob, b2Dave);
-<a class="jxr_linenumber" name="L365" href="#L365">365</a> notEquals(b1Charlie, b2Dave);
-<a class="jxr_linenumber" name="L366" href="#L366">366</a>
-<a class="jxr_linenumber" name="L367" href="#L367">367</a> <em class="jxr_comment">// And we should be able to query with them again</em>
-<a class="jxr_linenumber" name="L368" href="#L368">368</a> <em class="jxr_comment">// as we got them back from g3</em>
-<a class="jxr_linenumber" name="L369" href="#L369">369</a> <strong class="jxr_keyword">final</strong> IRI hasChild = factory.createIRI(<span class="jxr_string">"http://example.com/hasChild"</span>);
-<a class="jxr_linenumber" name="L370" href="#L370">370</a> assertTrue(g3.contains(b1Alice, hasChild, b2Bob));
-<a class="jxr_linenumber" name="L371" href="#L371">371</a> assertTrue(g3.contains(b2Dave, hasChild, b1Charlie));
-<a class="jxr_linenumber" name="L372" href="#L372">372</a> <em class="jxr_comment">// But not</em>
-<a class="jxr_linenumber" name="L373" href="#L373">373</a> assertFalse(g3.contains(b1Alice, hasChild, b1Alice));
-<a class="jxr_linenumber" name="L374" href="#L374">374</a> assertFalse(g3.contains(b1Alice, hasChild, b1Charlie));
-<a class="jxr_linenumber" name="L375" href="#L375">375</a> assertFalse(g3.contains(b1Alice, hasChild, b2Dave));
-<a class="jxr_linenumber" name="L376" href="#L376">376</a> <em class="jxr_comment">// nor</em>
-<a class="jxr_linenumber" name="L377" href="#L377">377</a> assertFalse(g3.contains(b2Dave, hasChild, b1Alice));
+<a class="jxr_linenumber" name="L244" href="#L244">244</a> graph.add(alice, knows, bob);
+<a class="jxr_linenumber" name="L245" href="#L245">245</a> <em class="jxr_comment">// Undetermined size at this point -- but at least it</em>
+<a class="jxr_linenumber" name="L246" href="#L246">246</a> <em class="jxr_comment">// should be bigger</em>
+<a class="jxr_linenumber" name="L247" href="#L247">247</a> assertTrue(graph.size() > shrunkSize);
+<a class="jxr_linenumber" name="L248" href="#L248">248</a>
+<a class="jxr_linenumber" name="L249" href="#L249">249</a> <em class="jxr_comment">// and after a single remove they should all be gone</em>
+<a class="jxr_linenumber" name="L250" href="#L250">250</a> graph.remove(alice, knows, bob);
+<a class="jxr_linenumber" name="L251" href="#L251">251</a> assertEquals(shrunkSize, graph.size());
+<a class="jxr_linenumber" name="L252" href="#L252">252</a>
+<a class="jxr_linenumber" name="L253" href="#L253">253</a> Triple otherTriple;
+<a class="jxr_linenumber" name="L254" href="#L254">254</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
+<a class="jxr_linenumber" name="L255" href="#L255">255</a> <strong class="jxr_keyword">final</strong> Optional<? <strong class="jxr_keyword">extends</strong> Triple> anyTriple = stream.findAny();
+<a class="jxr_linenumber" name="L256" href="#L256">256</a> Assume.assumeTrue(anyTriple.isPresent());
+<a class="jxr_linenumber" name="L257" href="#L257">257</a> otherTriple = anyTriple.get();
+<a class="jxr_linenumber" name="L258" href="#L258">258</a> }
+<a class="jxr_linenumber" name="L259" href="#L259">259</a>
+<a class="jxr_linenumber" name="L260" href="#L260">260</a> graph.remove(otherTriple);
+<a class="jxr_linenumber" name="L261" href="#L261">261</a> assertEquals(shrunkSize - 1, graph.size());
+<a class="jxr_linenumber" name="L262" href="#L262">262</a> graph.remove(otherTriple);
+<a class="jxr_linenumber" name="L263" href="#L263">263</a> assertEquals(shrunkSize - 1, graph.size()); <em class="jxr_comment">// no change</em>
+<a class="jxr_linenumber" name="L264" href="#L264">264</a>
+<a class="jxr_linenumber" name="L265" href="#L265">265</a> <em class="jxr_comment">// for some reason in rdf4j this causes duplicates!</em>
+<a class="jxr_linenumber" name="L266" href="#L266">266</a> graph.add(otherTriple);
+<a class="jxr_linenumber" name="L267" href="#L267">267</a> <em class="jxr_comment">// graph.stream().forEach(System.out::println);</em>
+<a class="jxr_linenumber" name="L268" href="#L268">268</a> <em class="jxr_comment">// should have increased</em>
+<a class="jxr_linenumber" name="L269" href="#L269">269</a> assertTrue(graph.size() >= shrunkSize);
+<a class="jxr_linenumber" name="L270" href="#L270">270</a> }
+<a class="jxr_linenumber" name="L271" href="#L271">271</a>
+<a class="jxr_linenumber" name="L272" href="#L272">272</a> @Test
+<a class="jxr_linenumber" name="L273" href="#L273">273</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> clear() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L274" href="#L274">274</a> graph.clear();
+<a class="jxr_linenumber" name="L275" href="#L275">275</a> assertFalse(graph.contains(alice, knows, bob));
+<a class="jxr_linenumber" name="L276" href="#L276">276</a> assertEquals(0, graph.size());
+<a class="jxr_linenumber" name="L277" href="#L277">277</a> graph.clear(); <em class="jxr_comment">// no-op</em>
+<a class="jxr_linenumber" name="L278" href="#L278">278</a> assertEquals(0, graph.size());
+<a class="jxr_linenumber" name="L279" href="#L279">279</a> }
+<a class="jxr_linenumber" name="L280" href="#L280">280</a>
+<a class="jxr_linenumber" name="L281" href="#L281">281</a> @Test
+<a class="jxr_linenumber" name="L282" href="#L282">282</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> getTriples() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L283" href="#L283">283</a> <strong class="jxr_keyword">long</strong> tripleCount;
+<a class="jxr_linenumber" name="L284" href="#L284">284</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
+<a class="jxr_linenumber" name="L285" href="#L285">285</a> tripleCount = stream.count();
+<a class="jxr_linenumber" name="L286" href="#L286">286</a> }
+<a class="jxr_linenumber" name="L287" href="#L287">287</a> assertTrue(tripleCount > 0);
+<a class="jxr_linenumber" name="L288" href="#L288">288</a>
+<a class="jxr_linenumber" name="L289" href="#L289">289</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream()) {
+<a class="jxr_linenumber" name="L290" href="#L290">290</a> assertTrue(stream.allMatch(t -> graph.contains(t)));
+<a class="jxr_linenumber" name="L291" href="#L291">291</a> }
+<a class="jxr_linenumber" name="L292" href="#L292">292</a>
+<a class="jxr_linenumber" name="L293" href="#L293">293</a> <em class="jxr_comment">// Check exact count</em>
+<a class="jxr_linenumber" name="L294" href="#L294">294</a> Assume.assumeNotNull(bnode1, bnode2, aliceName, bobName, secretClubName, companyName, bobNameTriple);
+<a class="jxr_linenumber" name="L295" href="#L295">295</a> assertEquals(8, tripleCount);
+<a class="jxr_linenumber" name="L296" href="#L296">296</a> }
+<a class="jxr_linenumber" name="L297" href="#L297">297</a>
+<a class="jxr_linenumber" name="L298" href="#L298">298</a> @Test
+<a class="jxr_linenumber" name="L299" href="#L299">299</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> getTriplesQuery() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="L300" href="#L300">300</a>
+<a class="jxr_linenumber" name="L301" href="#L301">301</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(alice, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="L302" href="#L302">302</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> aliceCount = stream.count();
+<a class="jxr_linenumber" name="L303" href="#L303">303</a> assertTrue(aliceCount > 0);
+<a class="jxr_linenumber" name="L304" href="#L304">304</a> Assume.assumeNotNull(aliceName);
+<a class="jxr_linenumber" name="L305" href="#L305">305</a> assertEquals(3, aliceCount);
+<a class="jxr_linenumber" name="L306" href="#L306">306</a> }
+<a class="jxr_linenumber" name="L307" href="#L307">307</a>
+<a class="jxr_linenumber" name="L308" href="#L308">308</a> Assume.assumeNotNull(bnode1, bnode2, bobName, companyName, secretClubName);
+<a class="jxr_linenumber" name="L309" href="#L309">309</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(<strong class="jxr_keyword">null</strong>, name, <strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="L310" href="#L310">310</a> assertEquals(4, stream.count());
+<a class="jxr_linenumber" name="L311" href="#L311">311</a> }
+<a class="jxr_linenumber" name="L312" href="#L312">312</a> Assume.assumeNotNull(bnode1);
+<a class="jxr_linenumber" name="L313" href="#L313">313</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = graph.stream(<strong class="jxr_keyword">null</strong>, member, <strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="L314" href="#L314">314</a> assertEquals(3, stream.count());
+<a class="jxr_linenumber" name="L315" href="#L315">315</a> }
+<a class="jxr_linenumber" name="L316" href="#L316">316</a> }
+<a class="jxr_linenumber" name="L317" href="#L317">317</a>
+<a class="jxr_linenumber" name="L318" href="#L318">318</a> @Test
+<a class="jxr_linenumber" name="L319" href="#L319">319</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addBlankNodesFromMultipleGraphs() {
+<a class="jxr_linenumber" name="L320" href="#L320">320</a>
+<a class="jxr_linenumber" name="L321" href="#L321">321</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L322" href="#L322">322</a> <em class="jxr_comment">// Create two separate Graph instances</em>
+<a class="jxr_linenumber" name="L323" href="#L323">323</a> <strong class="jxr_keyword">final</strong> Graph g1 = createGraph1();
+<a class="jxr_linenumber" name="L324" href="#L324">324</a> <strong class="jxr_keyword">final</strong> Graph g2 = createGraph2();
+<a class="jxr_linenumber" name="L325" href="#L325">325</a>
+<a class="jxr_linenumber" name="L326" href="#L326">326</a> <em class="jxr_comment">// and add them to a new Graph g3</em>
+<a class="jxr_linenumber" name="L327" href="#L327">327</a> <strong class="jxr_keyword">final</strong> Graph g3 = factory.createGraph();
+<a class="jxr_linenumber" name="L328" href="#L328">328</a> addAllTriples(g1, g3);
+<a class="jxr_linenumber" name="L329" href="#L329">329</a> addAllTriples(g2, g3);
+<a class="jxr_linenumber" name="L330" href="#L330">330</a>
+<a class="jxr_linenumber" name="L331" href="#L331">331</a> <em class="jxr_comment">// Let's make a map to find all those blank nodes after insertion</em>
+<a class="jxr_linenumber" name="L332" href="#L332">332</a> <em class="jxr_comment">// (The Graph implementation is not currently required to</em>
+<a class="jxr_linenumber" name="L333" href="#L333">333</a> <em class="jxr_comment">// keep supporting those BlankNodes with contains() - see</em>
+<a class="jxr_linenumber" name="L334" href="#L334">334</a> <em class="jxr_comment">// COMMONSRDF-15)</em>
+<a class="jxr_linenumber" name="L335" href="#L335">335</a>
+<a class="jxr_linenumber" name="L336" href="#L336">336</a> <strong class="jxr_keyword">final</strong> Map<String, BlankNodeOrIRI> whoIsWho = <strong class="jxr_keyword">new</strong> ConcurrentHashMap<>();
+<a class="jxr_linenumber" name="L337" href="#L337">337</a> <em class="jxr_comment">// ConcurrentHashMap as we will try parallel forEach below,</em>
+<a class="jxr_linenumber" name="L338" href="#L338">338</a> <em class="jxr_comment">// which should not give inconsistent results (it does with a</em>
+<a class="jxr_linenumber" name="L339" href="#L339">339</a> <em class="jxr_comment">// HashMap!)</em>
+<a class="jxr_linenumber" name="L340" href="#L340">340</a>
+<a class="jxr_linenumber" name="L341" href="#L341">341</a> <em class="jxr_comment">// look up BlankNodes by name</em>
+<a class="jxr_linenumber" name="L342" href="#L342">342</a> <strong class="jxr_keyword">final</strong> IRI name = factory.createIRI(<span class="jxr_string">"http://xmlns.com/foaf/0.1/name"</span>);
+<a class="jxr_linenumber" name="L343" href="#L343">343</a> <strong class="jxr_keyword">try</strong> (Stream<? <strong class="jxr_keyword">extends</strong> Triple> stream = g3.stream(<strong class="jxr_keyword">null</strong>, name, <strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="L344" href="#L344">344</a> stream.parallel().forEach(t -> whoIsWho.put(t.getObject().ntriplesString(), t.getSubject()));
+<a class="jxr_linenumber" name="L345" href="#L345">345</a> }
+<a class="jxr_linenumber" name="L346" href="#L346">346</a>
+<a class="jxr_linenumber" name="L347" href="#L347">347</a> assertEquals(4, whoIsWho.size());
+<a class="jxr_linenumber" name="L348" href="#L348">348</a> <em class="jxr_comment">// and contains 4 unique values</em>
+<a class="jxr_linenumber" name="L349" href="#L349">349</a> assertEquals(4, <strong class="jxr_keyword">new</strong> HashSet<>(whoIsWho.values()).size());
+<a class="jxr_linenumber" name="L350" href="#L350">350</a>
+<a class="jxr_linenumber" name="L351" href="#L351">351</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b1Alice = whoIsWho.get(<span class="jxr_string">"\"Alice\""</span>);
+<a class="jxr_linenumber" name="L352" href="#L352">352</a> assertNotNull(b1Alice);
+<a class="jxr_linenumber" name="L353" href="#L353">353</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b2Bob = whoIsWho.get(<span class="jxr_string">"\"Bob\""</span>);
+<a class="jxr_linenumber" name="L354" href="#L354">354</a> assertNotNull(b2Bob);
+<a class="jxr_linenumber" name="L355" href="#L355">355</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b1Charlie = whoIsWho.get(<span class="jxr_string">"\"Charlie\""</span>);
+<a class="jxr_linenumber" name="L356" href="#L356">356</a> assertNotNull(b1Charlie);
+<a class="jxr_linenumber" name="L357" href="#L357">357</a> <strong class="jxr_keyword">final</strong> BlankNodeOrIRI b2Dave = whoIsWho.get(<span class="jxr_string">"\"Dave\""</span>);
+<a class="jxr_linenumber" name="L358" href="#L358">358</a> assertNotNull(b2Dave);
+<a class="jxr_linenumber" name="L359" href="#L359">359</a>
+<a class="jxr_linenumber" name="L360" href="#L360">360</a> <em class="jxr_comment">// All blank nodes should differ</em>
+<a class="jxr_linenumber" name="L361" href="#L361">361</a> notEquals(b1Alice, b2Bob);
+<a class="jxr_linenumber" name="L362" href="#L362">362</a> notEquals(b1Alice, b1Charlie);
+<a class="jxr_linenumber" name="L363" href="#L363">363</a> notEquals(b1Alice, b2Dave);
+<a class="jxr_linenumber" name="L364" href="#L364">364</a> notEquals(b2Bob, b1Charlie);
+<a class="jxr_linenumber" name="L365" href="#L365">365</a> notEquals(b2Bob, b2Dave);
+<a class="jxr_linenumber" name="L366" href="#L366">366</a> notEquals(b1Charlie, b2Dave);
+<a class="jxr_linenumber" name="L367" href="#L367">367</a>
+<a class="jxr_linenumber" name="L368" href="#L368">368</a> <em class="jxr_comment">// And we should be able to query with them again</em>
+<a class="jxr_linenumber" name="L369" href="#L369">369</a> <em class="jxr_comment">// as we got them back from g3</em>
+<a class="jxr_linenumber" name="L370" href="#L370">370</a> <strong class="jxr_keyword">final</strong> IRI hasChild = factory.createIRI(<span class="jxr_string">"http://example.com/hasChild"</span>);
+<a class="jxr_linenumber" name="L371" href="#L371">371</a> assertTrue(g3.contains(b1Alice, hasChild, b2Bob));
+<a class="jxr_linenumber" name="L372" href="#L372">372</a> assertTrue(g3.contains(b2Dave, hasChild, b1Charlie));
+<a class="jxr_linenumber" name="L373" href="#L373">373</a> <em class="jxr_comment">// But not</em>
+<a class="jxr_linenumber" name="L374" href="#L374">374</a> assertFalse(g3.contains(b1Alice, hasChild, b1Alice));
+<a class="jxr_linenumber" name="L375" href="#L375">375</a> assertFalse(g3.contains(b1Alice, hasChild, b1Charlie));
+<a class="jxr_linenumber" name="L376" href="#L376">376</a> assertFalse(g3.contains(b1Alice, hasChild, b2Dave));
+<a class="jxr_linenumber" name="L377" href="#L377">377</a> <em class="jxr_comment">// nor</em>
<a class="jxr_linenumber" name="L378" href="#L378">378</a> assertFalse(g3.contains(b2Dave, hasChild, b1Alice));
-<a class="jxr_linenumber" name="L379" href="#L379">379</a>
-<a class="jxr_linenumber" name="L380" href="#L380">380</a> <em class="jxr_comment">// and these don't have any children (as far as we know)</em>
-<a class="jxr_linenumber" name="L381" href="#L381">381</a> assertFalse(g3.contains(b2Bob, hasChild, <strong class="jxr_keyword">null</strong>));
-<a class="jxr_linenumber" name="L382" href="#L382">382</a> assertFalse(g3.contains(b1Charlie, hasChild, <strong class="jxr_keyword">null</strong>));
-<a class="jxr_linenumber" name="L383" href="#L383">383</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
-<a class="jxr_linenumber" name="L384" href="#L384">384</a> Assume.assumeNoException(ex);
-<a class="jxr_linenumber" name="L385" href="#L385">385</a> }
-<a class="jxr_linenumber" name="L386" href="#L386">386</a> }
-<a class="jxr_linenumber" name="L387" href="#L387">387</a>
-<a class="jxr_linenumber" name="L388" href="#L388">388</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> notEquals(<strong class="jxr_keyword">final</strong> BlankNodeOrIRI node1, <strong class="jxr_keyword">final</strong> BlankNodeOrIRI node2) {
-<a class="jxr_linenumber" name="L389" href="#L389">389</a> assertFalse(node1.equals(node2));
-<a class="jxr_linenumber" name="L390" href="#L390">390</a> <em class="jxr_comment">// in which case we should be able to assume</em>
-<a class="jxr_linenumber" name="L391" href="#L391">391</a> <em class="jxr_comment">// (as they are in the same graph)</em>
-<a class="jxr_linenumber" name="L392" href="#L392">392</a> assertFalse(node1.ntriplesString().equals(node2.ntriplesString()));
-<a class="jxr_linenumber" name="L393" href="#L393">393</a> }
-<a class="jxr_linenumber" name="L394" href="#L394">394</a>
-<a class="jxr_linenumber" name="L395" href="#L395">395</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L396" href="#L396">396</a> <em class="jxr_javadoccomment"> * Add all triples from the source to the target.</em>
-<a class="jxr_linenumber" name="L397" href="#L397">397</a> <em class="jxr_javadoccomment"> * <p></em>
-<a class="jxr_linenumber" name="L398" href="#L398">398</a> <em class="jxr_javadoccomment"> * The triples may be copied in any order. No special conversion or</em>
-<a class="jxr_linenumber" name="L399" href="#L399">399</a> <em class="jxr_javadoccomment"> * adaptation of {@link BlankNode}s are performed.</em>
-<a class="jxr_linenumber" name="L400" href="#L400">400</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="L401" href="#L401">401</a> <em class="jxr_javadoccomment"> * @param source</em>
-<a class="jxr_linenumber" name="L402" href="#L402">402</a> <em class="jxr_javadoccomment"> * Source Graph to copy triples from</em>
-<a class="jxr_linenumber" name="L403" href="#L403">403</a> <em class="jxr_javadoccomment"> * @param target</em>
-<a class="jxr_linenumber" name="L404" href="#L404">404</a> <em class="jxr_javadoccomment"> * Target Graph where triples will be added</em>
-<a class="jxr_linenumber" name="L405" href="#L405">405</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L406" href="#L406">406</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> addAllTriples(<strong class="jxr_keyword">final</strong> Graph source, <strong class="jxr_keyword">final</strong> Graph target) {
+<a class="jxr_linenumber" name="L379" href="#L379">379</a> assertFalse(g3.contains(b2Dave, hasChild, b1Alice));
+<a class="jxr_linenumber" name="L380" href="#L380">380</a>
+<a class="jxr_linenumber" name="L381" href="#L381">381</a> <em class="jxr_comment">// and these don't have any children (as far as we know)</em>
+<a class="jxr_linenumber" name="L382" href="#L382">382</a> assertFalse(g3.contains(b2Bob, hasChild, <strong class="jxr_keyword">null</strong>));
+<a class="jxr_linenumber" name="L383" href="#L383">383</a> assertFalse(g3.contains(b1Charlie, hasChild, <strong class="jxr_keyword">null</strong>));
+<a class="jxr_linenumber" name="L384" href="#L384">384</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedOperationException ex) {
+<a class="jxr_linenumber" name="L385" href="#L385">385</a> Assume.assumeNoException(ex);
+<a class="jxr_linenumber" name="L386" href="#L386">386</a> }
+<a class="jxr_linenumber" name="L387" href="#L387">387</a> }
+<a class="jxr_linenumber" name="L388" href="#L388">388</a>
+<a class="jxr_linenumber" name="L389" href="#L389">389</a> @Test
+<a class="jxr_linenumber" name="L390" href="#L390">390</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> containsLanguageTagsCaseInsensitive() {
+<a class="jxr_linenumber" name="L391" href="#L391">391</a> <em class="jxr_comment">// COMMONSRDF-51: Ensure we can add/contains/remove with any casing</em>
+<a class="jxr_linenumber" name="L392" href="#L392">392</a> <em class="jxr_comment">// of literal language tag</em>
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