Modified: websites/production/commons/content/proper/commons-rdf-parent/xref/org/apache/commons/rdf/api/Literal.html ============================================================================== --- websites/production/commons/content/proper/commons-rdf-parent/xref/org/apache/commons/rdf/api/Literal.html (original) +++ websites/production/commons/content/proper/commons-rdf-parent/xref/org/apache/commons/rdf/api/Literal.html Thu Feb 9 00:35:28 2017 @@ -26,116 +26,129 @@ <a class="jxr_linenumber" name="L18" href="#L18">18</a> <strong class="jxr_keyword">package</strong> org.apache.commons.rdf.api; <a class="jxr_linenumber" name="L19" href="#L19">19</a> <a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.io.Serializable; -<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.util.Objects; -<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.util.Optional; -<a class="jxr_linenumber" name="L23" href="#L23">23</a> -<a class="jxr_linenumber" name="L24" href="#L24">24</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em class="jxr_javadoccomment"> * A RDF-1.1 Literal, as defined by</em> -<a class="jxr_linenumber" name="L26" href="#L26">26</a> <em class="jxr_javadoccomment"> * <a href= "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#section-Graph-Literal"</em> -<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em class="jxr_javadoccomment"> * >RDF-1.1 Concepts and Abstract Syntax</a>, a W3C Recommendation published on</em> -<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em class="jxr_javadoccomment"> * 25 February 2014</em> -<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em class="jxr_javadoccomment"> * </em> -<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String)</em> -<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String, IRI)</em> -<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String, String)</em> -<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">interface</strong> <a href="../../../../../org/apache/commons/rdf/api/Literal.html">Literal</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/commons/rdf/api/RDFTerm.html">RDFTerm</a> { -<a class="jxr_linenumber" name="L35" href="#L35">35</a> -<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em class="jxr_javadoccomment"> * The lexical form of this literal, represented by a</em> -<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.unicode.org/versions/latest/"; target="alexandria_uri">http://www.unicode.org/versions/latest/</a>">Unicode string</a>.</em> -<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"> * @return The lexical form of this literal.</em> -<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment"> * @see <a href=</em> -<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-lexical-form">RDF-1.1</em> -<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> * Literal lexical form</a></em> -<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L45" href="#L45">45</a> String getLexicalForm(); -<a class="jxr_linenumber" name="L46" href="#L46">46</a> -<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment"> * The IRI identifying the datatype that determines how the lexical form</em> -<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * maps to a literal value.</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"> * If the datatype IRI is</em> -<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> -<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>,</em> -<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em class="jxr_javadoccomment"> * {@link #getLanguageTag()} must not return {@link Optional#empty()}, and</em> -<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em class="jxr_javadoccomment"> * it must return a valid</em> -<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://tools.ietf.org/html/bcp47"; target="alexandria_uri">http://tools.ietf.org/html/bcp47</a>">BCP47</a> language tag.</em> -<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em class="jxr_javadoccomment"> * @return The datatype IRI for this literal.</em> -<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em class="jxr_javadoccomment"> * @see <a href=</em> -<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-datatype-iri">RDF-1.1</em> -<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em class="jxr_javadoccomment"> * Literal datatype IRI</a></em> -<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L63" href="#L63">63</a> <a href="../../../../../org/apache/commons/rdf/api/IRI.html">IRI</a> getDatatype(); -<a class="jxr_linenumber" name="L64" href="#L64">64</a> -<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em class="jxr_javadoccomment"> * If and only if the datatype IRI is</em> -<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> -<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>, the language</em> -<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em class="jxr_javadoccomment"> * tag for this Literal is a non-empty language tag as defined by</em> -<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://tools.ietf.org/html/bcp47"; target="alexandria_uri">http://tools.ietf.org/html/bcp47</a>">BCP47</a>.<br></em> -<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment"> * If the datatype IRI is not</em> -<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> -<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>, this method</em> -<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em class="jxr_javadoccomment"> * must return {@link Optional#empty()}.</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"> * Implementation note: If your application requires {@link Serializable}</em> -<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> * objects, it is best not to store an {@link Optional} in a field. It is</em> -<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> * recommended to use {@link Optional#ofNullable(Object)} to create the</em> -<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> * return value for this method.</em> -<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em class="jxr_javadoccomment"> * @return The {@link Optional} language tag for this literal. If</em> -<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em class="jxr_javadoccomment"> * {@link Optional#isPresent()} returns true, the value returned by</em> -<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em class="jxr_javadoccomment"> * {@link Optional#get()} must be a non-empty string conforming to</em> -<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em class="jxr_javadoccomment"> * BCP47.</em> -<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em class="jxr_javadoccomment"> * @see <a href=</em> -<a class="jxr_linenumber" name="L86" href="#L86">86</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-language-tag">RDF-1.1</em> -<a class="jxr_linenumber" name="L87" href="#L87">87</a> <em class="jxr_javadoccomment"> * Literal language tag</a></em> -<a class="jxr_linenumber" name="L88" href="#L88">88</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L89" href="#L89">89</a> Optional<String> getLanguageTag(); -<a class="jxr_linenumber" name="L90" href="#L90">90</a> -<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> * Check it this Literal is equal to another Literal. <blockquote></em> -<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-literal-term">Literal</em> -<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_javadoccomment"> * term equality</a>: Two literals are term-equal (the same RDF literal) if</em> -<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em class="jxr_javadoccomment"> * and only if the two lexical forms, the two datatype IRIs, and the two</em> -<a class="jxr_linenumber" name="L96" href="#L96">96</a> <em class="jxr_javadoccomment"> * language tags (if any) compare equal, character by character. Thus, two</em> -<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em class="jxr_javadoccomment"> * literals can have the same value without being the same RDF term.</em> -<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_javadoccomment"> * </blockquote></em> -<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment"> * Implementations MUST also override {@link #hashCode()} so that two equal</em> -<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em class="jxr_javadoccomment"> * Literals produce the same hash code.</em> -<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em class="jxr_javadoccomment"> * @param other</em> -<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_javadoccomment"> * Another object</em> -<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment"> * @return true if other is a Literal and is equal to this</em> -<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment"> * @see Object#equals(Object)</em> -<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L108" href="#L108">108</a> @Override -<a class="jxr_linenumber" name="L109" href="#L109">109</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> equals(Object other); -<a class="jxr_linenumber" name="L110" href="#L110">110</a> -<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em class="jxr_javadoccomment"> * Calculate a hash code for this Literal.</em> -<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment"> * <p></em> -<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment"> * The returned hash code MUST be equal to the result of</em> -<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment"> * {@link Objects#hash(Object...)} with the arguments</em> -<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment"> * {@link #getLexicalForm()}, {@link #getDatatype()},</em> -<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment"> * {@link #getLanguageTag()}.</em> -<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment"> * <p></em> -<a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_javadoccomment"> * This method MUST be implemented in conjunction with</em> -<a class="jxr_linenumber" name="L120" href="#L120">120</a> <em class="jxr_javadoccomment"> * {@link #equals(Object)} so that two equal Literals produce the same hash</em> -<a class="jxr_linenumber" name="L121" href="#L121">121</a> <em class="jxr_javadoccomment"> * code.</em> -<a class="jxr_linenumber" name="L122" href="#L122">122</a> <em class="jxr_javadoccomment"> *</em> -<a class="jxr_linenumber" name="L123" href="#L123">123</a> <em class="jxr_javadoccomment"> * @return a hash code value for this Literal.</em> -<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_javadoccomment"> * @see Object#hashCode()</em> -<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em class="jxr_javadoccomment"> * @see Objects#hash(Object...)</em> -<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="L127" href="#L127">127</a> @Override -<a class="jxr_linenumber" name="L128" href="#L128">128</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> hashCode(); -<a class="jxr_linenumber" name="L129" href="#L129">129</a> -<a class="jxr_linenumber" name="L130" href="#L130">130</a> } +<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.util.Locale; +<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.util.Objects; +<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.util.Optional; +<a class="jxr_linenumber" name="L24" href="#L24">24</a> +<a class="jxr_linenumber" name="L25" href="#L25">25</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L26" href="#L26">26</a> <em class="jxr_javadoccomment"> * A RDF-1.1 Literal, as defined by</em> +<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em class="jxr_javadoccomment"> * <a href= "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#section-Graph-Literal"</em> +<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em class="jxr_javadoccomment"> * >RDF-1.1 Concepts and Abstract Syntax</a>, a W3C Recommendation published on</em> +<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em class="jxr_javadoccomment"> * 25 February 2014</em> +<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em class="jxr_javadoccomment"> * </em> +<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String)</em> +<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String, IRI)</em> +<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> * @see RDF#createLiteral(String, String)</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">interface</strong> <a href="../../../../../org/apache/commons/rdf/api/Literal.html">Literal</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../org/apache/commons/rdf/api/RDFTerm.html">RDFTerm</a> { +<a class="jxr_linenumber" name="L36" href="#L36">36</a> +<a class="jxr_linenumber" name="L37" href="#L37">37</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L38" href="#L38">38</a> <em class="jxr_javadoccomment"> * The lexical form of this literal, represented by a</em> +<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.unicode.org/versions/latest/"; target="alexandria_uri">http://www.unicode.org/versions/latest/</a>">Unicode string</a>.</em> +<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment"> * @return The lexical form of this literal.</em> +<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * @see <a href=</em> +<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-lexical-form">RDF-1.1</em> +<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em class="jxr_javadoccomment"> * Literal lexical form</a></em> +<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="L46" href="#L46">46</a> String getLexicalForm(); +<a class="jxr_linenumber" name="L47" href="#L47">47</a> +<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * The IRI identifying the datatype that determines how the lexical form</em> +<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em class="jxr_javadoccomment"> * maps to a literal value.</em> +<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_javadoccomment"> * If the datatype IRI is</em> +<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> +<a class="jxr_linenumber" name="L54" href="#L54">54</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>,</em> +<a class="jxr_linenumber" name="L55" href="#L55">55</a> <em class="jxr_javadoccomment"> * {@link #getLanguageTag()} must not return {@link Optional#empty()}, and</em> +<a class="jxr_linenumber" name="L56" href="#L56">56</a> <em class="jxr_javadoccomment"> * it must return a valid</em> +<a class="jxr_linenumber" name="L57" href="#L57">57</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://tools.ietf.org/html/bcp47"; target="alexandria_uri">http://tools.ietf.org/html/bcp47</a>">BCP47</a> language tag.</em> +<a class="jxr_linenumber" name="L58" href="#L58">58</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em class="jxr_javadoccomment"> * @return The datatype IRI for this literal.</em> +<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em class="jxr_javadoccomment"> * @see <a href=</em> +<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-datatype-iri">RDF-1.1</em> +<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em class="jxr_javadoccomment"> * Literal datatype IRI</a></em> +<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="L64" href="#L64">64</a> <a href="../../../../../org/apache/commons/rdf/api/IRI.html">IRI</a> getDatatype(); +<a class="jxr_linenumber" name="L65" href="#L65">65</a> +<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em class="jxr_javadoccomment"> * If and only if the datatype IRI is</em> +<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> +<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>, the language</em> +<a class="jxr_linenumber" name="L70" href="#L70">70</a> <em class="jxr_javadoccomment"> * tag for this Literal is a non-empty language tag as defined by</em> +<a class="jxr_linenumber" name="L71" href="#L71">71</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://tools.ietf.org/html/bcp47"; target="alexandria_uri">http://tools.ietf.org/html/bcp47</a>">BCP47</a>.<br></em> +<a class="jxr_linenumber" name="L72" href="#L72">72</a> <em class="jxr_javadoccomment"> * If the datatype IRI is not</em> +<a class="jxr_linenumber" name="L73" href="#L73">73</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString"</em> +<a class="jxr_linenumber" name="L74" href="#L74">74</a> <em class="jxr_javadoccomment"> * ><a href="http://www.w3.org/1999/02/22-rdf-syntax-ns"; target="alexandria_uri">http://www.w3.org/1999/02/22-rdf-syntax-ns</a>#langString</a>, this method</em> +<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em class="jxr_javadoccomment"> * must return {@link Optional#empty()}.</em> +<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment"> * <p></em> +<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> * The value space of language tags is always in lower case; although </em> +<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> * RDF implementations MAY convert all language tags to lower case,</em> +<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> * safe comparisons of language tags should be done using</em> +<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em class="jxr_javadoccomment"> * {@link String#toLowerCase(Locale)} with the locale</em> +<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em class="jxr_javadoccomment"> * {@link Locale#ROOT}. </em> +<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em class="jxr_javadoccomment"> * <p></em> +<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em class="jxr_javadoccomment"> * Implementation note: If your application requires {@link Serializable}</em> +<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em class="jxr_javadoccomment"> * objects, it is best not to store an {@link Optional} in a field. It is</em> +<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em class="jxr_javadoccomment"> * recommended to use {@link Optional#ofNullable(Object)} to create the</em> +<a class="jxr_linenumber" name="L86" href="#L86">86</a> <em class="jxr_javadoccomment"> * return value for this method.</em> +<a class="jxr_linenumber" name="L87" href="#L87">87</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L88" href="#L88">88</a> <em class="jxr_javadoccomment"> * @return The {@link Optional} language tag for this literal. If</em> +<a class="jxr_linenumber" name="L89" href="#L89">89</a> <em class="jxr_javadoccomment"> * {@link Optional#isPresent()} returns true, the value returned by</em> +<a class="jxr_linenumber" name="L90" href="#L90">90</a> <em class="jxr_javadoccomment"> * {@link Optional#get()} must be a non-empty language tag string</em> +<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment"> * conforming to BCP47.</em> +<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> * @see <a href=</em> +<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em class="jxr_javadoccomment"> * "<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-language-tag">RDF-1.1</em> +<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_javadoccomment"> * Literal language tag</a></em> +<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="L96" href="#L96">96</a> Optional<String> getLanguageTag(); +<a class="jxr_linenumber" name="L97" href="#L97">97</a> +<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em class="jxr_javadoccomment"> * Check it this Literal is equal to another Literal. </em> +<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment"> * <blockquote></em> +<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em class="jxr_javadoccomment"> * <a href="<a href="http://www.w3.org/TR/rdf11-concepts/"; target="alexandria_uri">http://www.w3.org/TR/rdf11-concepts/</a>#dfn-literal-term">Literal</em> +<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em class="jxr_javadoccomment"> * term equality</a>: </em> +<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em class="jxr_javadoccomment"> * Two literals are term-equal (the same RDF literal) if</em> +<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_javadoccomment"> * and only if the two lexical forms, the two datatype IRIs, and the two</em> +<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment"> * language tags (if any) compare equal, character by character. Thus, two</em> +<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment"> * literals can have the same value without being the same RDF term.</em> +<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment"> * </blockquote></em> +<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment"> * As the value space for language tags is lower-space, if they are present,</em> +<a class="jxr_linenumber" name="L109" href="#L109">109</a> <em class="jxr_javadoccomment"> * they MUST be compared character by character</em> +<a class="jxr_linenumber" name="L110" href="#L110">110</a> <em class="jxr_javadoccomment"> * using the equivalent of {@link String#toLowerCase(java.util.Locale)} with</em> +<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em class="jxr_javadoccomment"> * the locale {@link Locale#ROOT}.</em> +<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em class="jxr_javadoccomment"> * <p></em> +<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment"> * Implementations MUST also override {@link #hashCode()} so that two equal</em> +<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment"> * Literals produce the same hash code.</em> +<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment"> * @param other</em> +<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment"> * Another object</em> +<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment"> * @return true if other is a Literal and is equal to this</em> +<a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_javadoccomment"> * @see Object#equals(Object)</em> +<a class="jxr_linenumber" name="L120" href="#L120">120</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="L121" href="#L121">121</a> @Override +<a class="jxr_linenumber" name="L122" href="#L122">122</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> equals(Object other); +<a class="jxr_linenumber" name="L123" href="#L123">123</a> +<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em class="jxr_javadoccomment"> * Calculate a hash code for this Literal.</em> +<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment"> * <p></em> +<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em class="jxr_javadoccomment"> * The returned hash code MUST be equal to the result of</em> +<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em class="jxr_javadoccomment"> * {@link Objects#hash(Object...)} with the arguments</em> +<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em class="jxr_javadoccomment"> * {@link #getLexicalForm()}, {@link #getDatatype()},</em> +<a class="jxr_linenumber" name="L130" href="#L130">130</a> <em class="jxr_javadoccomment"> * {@link #getLanguageTag()}<code>.map(s-&gt;s.toLowerString(Locale.ROOT))</code>.</em> +<a class="jxr_linenumber" name="L131" href="#L131">131</a> <em class="jxr_javadoccomment"> * <p></em> +<a class="jxr_linenumber" name="L132" href="#L132">132</a> <em class="jxr_javadoccomment"> * This method MUST be implemented in conjunction with</em> +<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em class="jxr_javadoccomment"> * {@link #equals(Object)} so that two equal Literals produce the same hash</em> +<a class="jxr_linenumber" name="L134" href="#L134">134</a> <em class="jxr_javadoccomment"> * code.</em> +<a class="jxr_linenumber" name="L135" href="#L135">135</a> <em class="jxr_javadoccomment"> *</em> +<a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_javadoccomment"> * @return a hash code value for this Literal.</em> +<a class="jxr_linenumber" name="L137" href="#L137">137</a> <em class="jxr_javadoccomment"> * @see Object#hashCode()</em> +<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em class="jxr_javadoccomment"> * @see Objects#hash(Object...)</em> +<a class="jxr_linenumber" name="L139" href="#L139">139</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="L140" href="#L140">140</a> @Override +<a class="jxr_linenumber" name="L141" href="#L141">141</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> hashCode(); +<a class="jxr_linenumber" name="L142" href="#L142">142</a> +<a class="jxr_linenumber" name="L143" href="#L143">143</a> } </pre> <hr/> <div id="footer">Copyright © 2015–2017 <a href="https://www.apache.org/";>The Apache Software Foundation</a>. All rights reserved.</div>
