| <HTML><HEAD><META CONTENT="text/html; charset=UTF-8" HTTP-EQUIV="Content-Type"/><TITLE>EMMA Coverage Report</TITLE><STYLE TYPE="text/css"> TABLE,TD,TH {border-style:solid; border-color:black;} TD,TH {background:white;margin:0;line-height:100%;padding-left:0.5em;padding-right:0.5em;} TD {border-width:0 1px 0 0;} TH {border-width:1px 1px 1px 0;} TR TD.h {color:red;} TABLE {border-spacing:0; border-collapse:collapse;border-width:0 0 1px 1px;} P,H1,H2,H3,TH {font-family:verdana,arial,sans-serif;font-size:10pt;} TD {font-family:courier,monospace;font-size:10pt;} TABLE.hdft {border-spacing:0;border-collapse:collapse;border-style:none;} TABLE.hdft TH,TABLE.hdft TD {border-style:none;line-height:normal;} TABLE.hdft TH.tl,TABLE.hdft TD.tl {background:#6699CC;color:white;} TABLE.hdft TD.nv {background:#6633DD;color:white;} .nv A:link {color:white;} .nv A:visited {color:white;} .nv A:active {color:yellow;} TABLE.hdft A:link {color:white;} TABLE.hdft A:visited {color:white;} TABLE.hdft A:active {color:yellow;} .in {color:#356085;} TABLE.s TD {padding-left:0.25em;padding-right:0.25em;} TABLE.s TD.l {padding-left:0.25em;padding-right:0.25em;text-align:right;background:#F0F0F0;} TABLE.s TR.z TD {background:#FF9999;} TABLE.s TR.p TD {background:#FFFF88;} TABLE.s TR.c TD {background:#CCFFCC;} A:link {color:#0000EE;text-decoration:none;} A:visited {color:#0000EE;text-decoration:none;} A:hover {color:#0000EE;text-decoration:underline;} TABLE.cn {border-width:0 0 1px 0;} TABLE.s {border-width:1px 0 1px 1px;} TD.h {color:red;border-width:0 1px 0 0;} TD.f {border-width:0 1px 0 1px;} TD.hf {color:red;border-width:0 1px 0 1px;} TH.f {border-width:1px 1px 1px 1px;} TR.cis TD {background:#F0F0F0;} TR.cis TD {border-width:1px 1px 1px 0;} TR.cis TD.h {color:red;border-width:1px 1px 1px 0;} TR.cis TD.f {border-width:1px 1px 1px 1px;} TR.cis TD.hf {color:red;border-width:1px 1px 1px 1px;} TD.b {border-style:none;background:transparent;line-height:50%;} TD.bt {border-width:1px 0 0 0;background:transparent;line-height:50%;} TR.o TD {background:#F0F0F0;}TABLE.it {border-style:none;}TABLE.it TD,TABLE.it TH {border-style:none;}</STYLE></HEAD><BODY><TABLE CLASS="hdft" CELLSPACING="0" WIDTH="100%"><TR><TH CLASS="tl"><A HREF="http://www.eclemma.org/">EMMA</A> Coverage Report (generated Fri Feb 20 18:44:54 GMT 2009)</TH></TR><TR><TD CLASS="nv">[<A HREF="../xslUnitTestCoverage.html">all classes</A>][<A HREF="c9.html">org.eclipse.wst.xml.xpath.core.util</A>]</TD></TR></TABLE><H2>COVERAGE SUMMARY FOR SOURCE FILE [<SPAN CLASS="in">XSLTXPathHelper.java</SPAN>]</H2><TABLE CELLSPACING="0" WIDTH="100%"><TR><TH>name</TH><TH>class, %</TH><TH>method, %</TH><TH>block, %</TH><TH>line, %</TH></TR><TR><TD>XSLTXPathHelper.java</TD><TD>100% (1/1)</TD><TD CLASS="h">69% (9/13)</TD><TD CLASS="h">80% (233/292)</TD><TD>82% (54.7/67)</TD></TR></TABLE><H3>COVERAGE BREAKDOWN BY CLASS AND METHOD</H3><TABLE CLASS="cn" CELLSPACING="0" WIDTH="100%"><TR><TH CLASS="f">name</TH><TH>class, %</TH><TH>method, %</TH><TH>block, %</TH><TH>line, %</TH></TR><TR><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD><TD CLASS="b"> </TD></TR><TR CLASS="cis"><TD CLASS="f">class <A HREF="#0">XSLTXPathHelper</A></TD><TD>100% (1/1)</TD><TD CLASS="h">69% (9/13)</TD><TD CLASS="h">80% (233/292)</TD><TD>82% (54.7/67)</TD></TR><TR><TD CLASS="f"><A HREF="#0">XSLTXPathHelper (): void</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/3)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#2">eval (Node, String): XObject</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/5)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#3">eval (Node, String, PrefixResolver): XObject</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/24)</TD><TD CLASS="h">0% (0/4)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#4">selectNodeIterator (Node, String): NodeIterator</A></TD><TD> </TD><TD CLASS="h">0% (0/1)</TD><TD CLASS="h">0% (0/5)</TD><TD CLASS="h">0% (0/1)</TD></TR><TR><TD CLASS="f"><A HREF="#5">calculateXPathToNode (Node): String</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>84% (97/115)</TD><TD>86% (24/28)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#6">eval (Node, String, Node): XObject</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>89% (33/37)</TD><TD>84% (6.7/8)</TD></TR><TR><TD CLASS="f"><A HREF="#7">compile (String): void</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (18/18)</TD><TD>100% (5/5)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#8">getFunctionTable (): FunctionTable</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (51/51)</TD><TD>100% (11/11)</TD></TR><TR><TD CLASS="f"><A HREF="#9">selectNodeIterator (Node, String, Node): NodeIterator</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (8/8)</TD><TD>100% (2/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#a">selectNodeList (Node, String): NodeList</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (5/5)</TD><TD>100% (1/1)</TD></TR><TR><TD CLASS="f"><A HREF="#b">selectNodeList (Node, String, Node): NodeList</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (8/8)</TD><TD>100% (2/2)</TD></TR><TR CLASS="o"><TD CLASS="f"><A HREF="#c">selectSingleNode (Node, String): Node</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (5/5)</TD><TD>100% (1/1)</TD></TR><TR><TD CLASS="f"><A HREF="#d">selectSingleNode (Node, String, Node): Node</A></TD><TD> </TD><TD>100% (1/1)</TD><TD>100% (8/8)</TD><TD>100% (2/2)</TD></TR></TABLE><P></P><TABLE CLASS="s" CELLSPACING="0" WIDTH="100%"><TR><TD CLASS="l">1</TD><TD>/*******************************************************************************</TD></TR><TR><TD CLASS="l">2</TD><TD> * Copyright (c) 2008 Standards for Technology in Automotive Retail and others</TD></TR><TR><TD CLASS="l">3</TD><TD> * All rights reserved. This program and the accompanying materials</TD></TR><TR><TD CLASS="l">4</TD><TD> * are made available under the terms of the Eclipse Public License v1.0</TD></TR><TR><TD CLASS="l">5</TD><TD> * which accompanies this distribution, and is available at</TD></TR><TR><TD CLASS="l">6</TD><TD> * http://www.eclipse.org/legal/epl-v10.html</TD></TR><TR><TD CLASS="l">7</TD><TD> *</TD></TR><TR><TD CLASS="l">8</TD><TD> * Contributors:</TD></TR><TR><TD CLASS="l">9</TD><TD> * David Carver (STAR) - initial API and implementation</TD></TR><TR><TD CLASS="l">10</TD><TD> *******************************************************************************/</TD></TR><TR><TD CLASS="l">11</TD><TD> </TD></TR><TR><TD CLASS="l">12</TD><TD>package org.eclipse.wst.xml.xpath.core.util;</TD></TR><TR><TD CLASS="l">13</TD><TD> </TD></TR><TR><TD CLASS="l">14</TD><TD>import javax.xml.transform.TransformerException;</TD></TR><TR><TD CLASS="l">15</TD><TD>import javax.xml.xpath.XPathExpressionException;</TD></TR><TR><TD CLASS="l">16</TD><TD> </TD></TR><TR><TD CLASS="l">17</TD><TD>import org.apache.xml.utils.PrefixResolver;</TD></TR><TR><TD CLASS="l">18</TD><TD>import org.apache.xml.utils.PrefixResolverDefault;</TD></TR><TR><TD CLASS="l">19</TD><TD>import org.apache.xpath.XPath;</TD></TR><TR><TD CLASS="l">20</TD><TD>import org.apache.xpath.XPathContext;</TD></TR><TR><TD CLASS="l">21</TD><TD>import org.apache.xpath.compiler.FunctionTable;</TD></TR><TR><TD CLASS="l">22</TD><TD>import org.apache.xpath.objects.XObject;</TD></TR><TR><TD CLASS="l">23</TD><TD>import org.w3c.dom.Attr;</TD></TR><TR><TD CLASS="l">24</TD><TD>import org.w3c.dom.Document;</TD></TR><TR><TD CLASS="l"><A NAME="0">25</A></TD><TD>import org.w3c.dom.Node;</TD></TR><TR><TD CLASS="l">26</TD><TD>import org.w3c.dom.NodeList;</TD></TR><TR><TD CLASS="l">27</TD><TD>import org.w3c.dom.traversal.NodeIterator;</TD></TR><TR><TD CLASS="l">28</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">29</TD><TD>public class XSLTXPathHelper {</TD></TR><TR><TD CLASS="l">30</TD><TD> </TD></TR><TR><TD CLASS="l">31</TD><TD> </TD></TR><TR><TD CLASS="l">32</TD><TD> /**</TD></TR><TR><TD CLASS="l">33</TD><TD> * Use an XPath string to select a single node. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">34</TD><TD> * resolved from the context node, which may not be what you want (see the</TD></TR><TR><TD CLASS="l">35</TD><TD> * next method).</TD></TR><TR><TD CLASS="l">36</TD><TD> * </TD></TR><TR><TD CLASS="l">37</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">38</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">39</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">40</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">41</TD><TD> * @return The first node found that matches the XPath, or null.</TD></TR><TR><TD CLASS="l">42</TD><TD> * </TD></TR><TR><TD CLASS="l"><A NAME="c">43</A></TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">44</TD><TD> */</TD></TR><TR><TD CLASS="l">45</TD><TD> public static Node selectSingleNode(Node contextNode, String str)</TD></TR><TR><TD CLASS="l">46</TD><TD> throws TransformerException {</TD></TR><TR CLASS="c"><TD CLASS="l">47</TD><TD> return selectSingleNode(contextNode, str, contextNode);</TD></TR><TR><TD CLASS="l">48</TD><TD> }</TD></TR><TR><TD CLASS="l">49</TD><TD> </TD></TR><TR><TD CLASS="l">50</TD><TD> /**</TD></TR><TR><TD CLASS="l">51</TD><TD> * Use an XPath string to select a single node. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">52</TD><TD> * resolved from the namespaceNode.</TD></TR><TR><TD CLASS="l">53</TD><TD> * </TD></TR><TR><TD CLASS="l">54</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">55</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">56</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">57</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">58</TD><TD> * @param namespaceNode</TD></TR><TR><TD CLASS="l">59</TD><TD> * The node from which prefixes in the XPath will be resolved to</TD></TR><TR><TD CLASS="l">60</TD><TD> * namespaces.</TD></TR><TR><TD CLASS="l">61</TD><TD> * @return The first node found that matches the XPath, or null.</TD></TR><TR><TD CLASS="l">62</TD><TD> * </TD></TR><TR><TD CLASS="l">63</TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">64</TD><TD> */</TD></TR><TR><TD CLASS="l"><A NAME="d">65</A></TD><TD> public static Node selectSingleNode(Node contextNode, String str,</TD></TR><TR><TD CLASS="l">66</TD><TD> Node namespaceNode) throws TransformerException {</TD></TR><TR><TD CLASS="l">67</TD><TD> </TD></TR><TR><TD CLASS="l">68</TD><TD> // Have the XObject return its result as a NodeSetDTM.</TD></TR><TR CLASS="c"><TD CLASS="l">69</TD><TD> NodeIterator nl = selectNodeIterator(contextNode, str, namespaceNode);</TD></TR><TR><TD CLASS="l">70</TD><TD> </TD></TR><TR><TD CLASS="l">71</TD><TD> // Return the first node, or null</TD></TR><TR CLASS="c"><TD CLASS="l">72</TD><TD> return nl.nextNode();</TD></TR><TR><TD CLASS="l">73</TD><TD> }</TD></TR><TR><TD CLASS="l">74</TD><TD> </TD></TR><TR><TD CLASS="l">75</TD><TD> /**</TD></TR><TR><TD CLASS="l">76</TD><TD> * Use an XPath string to select a nodelist. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">77</TD><TD> * resolved from the contextNode.</TD></TR><TR><TD CLASS="l">78</TD><TD> * </TD></TR><TR><TD CLASS="l">79</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">80</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">81</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">82</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">83</TD><TD> * @return A NodeIterator, should never be null.</TD></TR><TR><TD CLASS="l">84</TD><TD> * </TD></TR><TR><TD CLASS="l"><A NAME="4">85</A></TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">86</TD><TD> */</TD></TR><TR><TD CLASS="l">87</TD><TD> public static NodeIterator selectNodeIterator(Node contextNode, String str)</TD></TR><TR><TD CLASS="l">88</TD><TD> throws TransformerException {</TD></TR><TR CLASS="z"><TD CLASS="l">89</TD><TD> return selectNodeIterator(contextNode, str, contextNode);</TD></TR><TR><TD CLASS="l">90</TD><TD> }</TD></TR><TR><TD CLASS="l">91</TD><TD> </TD></TR><TR><TD CLASS="l">92</TD><TD> /**</TD></TR><TR><TD CLASS="l">93</TD><TD> * Use an XPath string to select a nodelist. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">94</TD><TD> * resolved from the namespaceNode.</TD></TR><TR><TD CLASS="l">95</TD><TD> * </TD></TR><TR><TD CLASS="l">96</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">97</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">98</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">99</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">100</TD><TD> * @param namespaceNode</TD></TR><TR><TD CLASS="l">101</TD><TD> * The node from which prefixes in the XPath will be resolved to</TD></TR><TR><TD CLASS="l">102</TD><TD> * namespaces.</TD></TR><TR><TD CLASS="l">103</TD><TD> * @return A NodeIterator, should never be null.</TD></TR><TR><TD CLASS="l">104</TD><TD> * </TD></TR><TR><TD CLASS="l">105</TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">106</TD><TD> */</TD></TR><TR><TD CLASS="l"><A NAME="9">107</A></TD><TD> public static NodeIterator selectNodeIterator(Node contextNode, String str,</TD></TR><TR><TD CLASS="l">108</TD><TD> Node namespaceNode) throws TransformerException {</TD></TR><TR><TD CLASS="l">109</TD><TD> </TD></TR><TR><TD CLASS="l">110</TD><TD> // Execute the XPath, and have it return the result</TD></TR><TR CLASS="c"><TD CLASS="l">111</TD><TD> XObject list = eval(contextNode, str, namespaceNode);</TD></TR><TR><TD CLASS="l">112</TD><TD> </TD></TR><TR><TD CLASS="l">113</TD><TD> // Have the XObject return its result as a NodeSetDTM.</TD></TR><TR CLASS="c"><TD CLASS="l">114</TD><TD> return list.nodeset();</TD></TR><TR><TD CLASS="l">115</TD><TD> }</TD></TR><TR><TD CLASS="l">116</TD><TD> </TD></TR><TR><TD CLASS="l">117</TD><TD> /**</TD></TR><TR><TD CLASS="l">118</TD><TD> * Use an XPath string to select a nodelist. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">119</TD><TD> * resolved from the contextNode.</TD></TR><TR><TD CLASS="l">120</TD><TD> * </TD></TR><TR><TD CLASS="l">121</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">122</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">123</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">124</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">125</TD><TD> * @return A NodeIterator, should never be null.</TD></TR><TR><TD CLASS="l">126</TD><TD> * </TD></TR><TR><TD CLASS="l"><A NAME="a">127</A></TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">128</TD><TD> */</TD></TR><TR><TD CLASS="l">129</TD><TD> public static NodeList selectNodeList(Node contextNode, String str)</TD></TR><TR><TD CLASS="l">130</TD><TD> throws TransformerException {</TD></TR><TR CLASS="c"><TD CLASS="l">131</TD><TD> return selectNodeList(contextNode, str, contextNode);</TD></TR><TR><TD CLASS="l">132</TD><TD> }</TD></TR><TR><TD CLASS="l">133</TD><TD> </TD></TR><TR><TD CLASS="l">134</TD><TD> /**</TD></TR><TR><TD CLASS="l">135</TD><TD> * Use an XPath string to select a nodelist. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">136</TD><TD> * resolved from the namespaceNode.</TD></TR><TR><TD CLASS="l">137</TD><TD> * </TD></TR><TR><TD CLASS="l">138</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">139</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">140</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">141</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">142</TD><TD> * @param namespaceNode</TD></TR><TR><TD CLASS="l">143</TD><TD> * The node from which prefixes in the XPath will be resolved to</TD></TR><TR><TD CLASS="l">144</TD><TD> * namespaces.</TD></TR><TR><TD CLASS="l">145</TD><TD> * @return A NodeIterator, should never be null.</TD></TR><TR><TD CLASS="l">146</TD><TD> * </TD></TR><TR><TD CLASS="l">147</TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">148</TD><TD> */</TD></TR><TR><TD CLASS="l"><A NAME="b">149</A></TD><TD> public static NodeList selectNodeList(Node contextNode, String str,</TD></TR><TR><TD CLASS="l">150</TD><TD> Node namespaceNode) throws TransformerException {</TD></TR><TR><TD CLASS="l">151</TD><TD> </TD></TR><TR><TD CLASS="l">152</TD><TD> // Execute the XPath, and have it return the result</TD></TR><TR CLASS="c"><TD CLASS="l">153</TD><TD> XObject list = eval(contextNode, str, namespaceNode);</TD></TR><TR><TD CLASS="l">154</TD><TD> </TD></TR><TR><TD CLASS="l">155</TD><TD> // Return a NodeList.</TD></TR><TR CLASS="c"><TD CLASS="l">156</TD><TD> return list.nodelist();</TD></TR><TR><TD CLASS="l">157</TD><TD> }</TD></TR><TR><TD CLASS="l">158</TD><TD> </TD></TR><TR><TD CLASS="l">159</TD><TD> /**</TD></TR><TR><TD CLASS="l">160</TD><TD> * Evaluate XPath string to an XObject. Using this method, XPath namespace</TD></TR><TR><TD CLASS="l">161</TD><TD> * prefixes will be resolved from the namespaceNode.</TD></TR><TR><TD CLASS="l">162</TD><TD> * </TD></TR><TR><TD CLASS="l">163</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">164</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">165</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">166</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">167</TD><TD> * @return An XObject, which can be used to obtain a string, number,</TD></TR><TR><TD CLASS="l">168</TD><TD> * nodelist, etc, should never be null.</TD></TR><TR><TD CLASS="l">169</TD><TD> * @see org.apache.xpath.objects.XObject</TD></TR><TR><TD CLASS="l">170</TD><TD> * @see org.apache.xpath.objects.XNull</TD></TR><TR><TD CLASS="l">171</TD><TD> * @see org.apache.xpath.objects.XBoolean</TD></TR><TR><TD CLASS="l">172</TD><TD> * @see org.apache.xpath.objects.XNumber</TD></TR><TR><TD CLASS="l">173</TD><TD> * @see org.apache.xpath.objects.XString</TD></TR><TR><TD CLASS="l">174</TD><TD> * @see org.apache.xpath.objects.XRTreeFrag</TD></TR><TR><TD CLASS="l">175</TD><TD> * </TD></TR><TR><TD CLASS="l"><A NAME="2">176</A></TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">177</TD><TD> */</TD></TR><TR><TD CLASS="l">178</TD><TD> public static XObject eval(Node contextNode, String str)</TD></TR><TR><TD CLASS="l">179</TD><TD> throws TransformerException {</TD></TR><TR CLASS="z"><TD CLASS="l">180</TD><TD> return eval(contextNode, str, contextNode);</TD></TR><TR><TD CLASS="l">181</TD><TD> }</TD></TR><TR><TD CLASS="l">182</TD><TD> </TD></TR><TR><TD CLASS="l">183</TD><TD> /**</TD></TR><TR><TD CLASS="l">184</TD><TD> * Evaluate XPath string to an XObject. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">185</TD><TD> * resolved from the namespaceNode. The implementation of this is a little</TD></TR><TR><TD CLASS="l">186</TD><TD> * slow, since it creates a number of objects each time it is called. This</TD></TR><TR><TD CLASS="l">187</TD><TD> * could be optimized to keep the same objects around, but then</TD></TR><TR><TD CLASS="l">188</TD><TD> * thread-safety issues would arise.</TD></TR><TR><TD CLASS="l">189</TD><TD> * </TD></TR><TR><TD CLASS="l">190</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">191</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">192</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">193</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">194</TD><TD> * @param namespaceNode</TD></TR><TR><TD CLASS="l">195</TD><TD> * The node from which prefixes in the XPath will be resolved to</TD></TR><TR><TD CLASS="l">196</TD><TD> * namespaces.</TD></TR><TR><TD CLASS="l">197</TD><TD> * @return An XObject, which can be used to obtain a string, number,</TD></TR><TR><TD CLASS="l">198</TD><TD> * nodelist, etc, should never be null.</TD></TR><TR><TD CLASS="l">199</TD><TD> * @see org.apache.xpath.objects.XObject</TD></TR><TR><TD CLASS="l">200</TD><TD> * @see org.apache.xpath.objects.XNull</TD></TR><TR><TD CLASS="l">201</TD><TD> * @see org.apache.xpath.objects.XBoolean</TD></TR><TR><TD CLASS="l">202</TD><TD> * @see org.apache.xpath.objects.XNumber</TD></TR><TR><TD CLASS="l">203</TD><TD> * @see org.apache.xpath.objects.XString</TD></TR><TR><TD CLASS="l">204</TD><TD> * @see org.apache.xpath.objects.XRTreeFrag</TD></TR><TR><TD CLASS="l">205</TD><TD> * </TD></TR><TR><TD CLASS="l">206</TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">207</TD><TD> * </TD></TR><TR><TD CLASS="l">208</TD><TD> */</TD></TR><TR><TD CLASS="l">209</TD><TD> public static XObject eval(Node contextNode, String str, Node namespaceNode)</TD></TR><TR><TD CLASS="l">210</TD><TD> throws TransformerException {</TD></TR><TR><TD CLASS="l">211</TD><TD> </TD></TR><TR><TD CLASS="l">212</TD><TD> // Since we don't have a XML Parser involved here, install some default</TD></TR><TR><TD CLASS="l">213</TD><TD> // support</TD></TR><TR><TD CLASS="l"><A NAME="6">214</A></TD><TD> // for things like namespaces, etc.</TD></TR><TR><TD CLASS="l">215</TD><TD> // (Changed from: XPathContext xpathSupport = new XPathContext();</TD></TR><TR><TD CLASS="l">216</TD><TD> // because XPathContext is weak in a number of areas... perhaps</TD></TR><TR><TD CLASS="l">217</TD><TD> // XPathContext should be done away with.)</TD></TR><TR CLASS="c"><TD CLASS="l">218</TD><TD> XPathContext xpathSupport = new XPathContext();</TD></TR><TR><TD CLASS="l">219</TD><TD> </TD></TR><TR><TD CLASS="l">220</TD><TD> </TD></TR><TR><TD CLASS="l">221</TD><TD> // Create an object to resolve namespace prefixes.</TD></TR><TR><TD CLASS="l">222</TD><TD> // XPath namespaces are resolved from the input context node's document</TD></TR><TR><TD CLASS="l">223</TD><TD> // element</TD></TR><TR><TD CLASS="l">224</TD><TD> // if it is a root node, or else the current context node (for lack of a</TD></TR><TR><TD CLASS="l">225</TD><TD> // better</TD></TR><TR><TD CLASS="l">226</TD><TD> // resolution space, given the simplicity of this sample code).</TD></TR><TR CLASS="c"><TD CLASS="l">227</TD><TD> PrefixResolverDefault prefixResolver = new PrefixResolverDefault(</TD></TR><TR CLASS="p"><TD CLASS="l" TITLE="71% line coverage (10 out of 14 instructions)">228</TD><TD TITLE="71% line coverage (10 out of 14 instructions)"> (namespaceNode.getNodeType() == Node.DOCUMENT_NODE) ? ((Document) namespaceNode)</TD></TR><TR CLASS="z"><TD CLASS="l">229</TD><TD> .getDocumentElement()</TD></TR><TR CLASS="c"><TD CLASS="l">230</TD><TD> : namespaceNode);</TD></TR><TR><TD CLASS="l">231</TD><TD> </TD></TR><TR><TD CLASS="l">232</TD><TD> // Create the XPath object.</TD></TR><TR CLASS="c"><TD CLASS="l">233</TD><TD> XPath xpath = new XPath(str, null, prefixResolver, XPath.SELECT, null, getFunctionTable());</TD></TR><TR><TD CLASS="l">234</TD><TD> </TD></TR><TR><TD CLASS="l">235</TD><TD> // Execute the XPath, and have it return the result</TD></TR><TR><TD CLASS="l">236</TD><TD> // return xpath.execute(xpathSupport, contextNode, prefixResolver);</TD></TR><TR CLASS="c"><TD CLASS="l">237</TD><TD> int ctxtNode = xpathSupport.getDTMHandleFromNode(contextNode);</TD></TR><TR><TD CLASS="l">238</TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">239</TD><TD> return xpath.execute(xpathSupport, ctxtNode, prefixResolver);</TD></TR><TR><TD CLASS="l">240</TD><TD> }</TD></TR><TR><TD CLASS="l">241</TD><TD> </TD></TR><TR><TD CLASS="l">242</TD><TD> /**</TD></TR><TR><TD CLASS="l">243</TD><TD> * Evaluate XPath string to an XObject. XPath namespace prefixes are</TD></TR><TR><TD CLASS="l">244</TD><TD> * resolved from the namespaceNode. The implementation of this is a little</TD></TR><TR><TD CLASS="l">245</TD><TD> * slow, since it creates a number of objects each time it is called. This</TD></TR><TR><TD CLASS="l">246</TD><TD> * could be optimized to keep the same objects around, but then</TD></TR><TR><TD CLASS="l">247</TD><TD> * thread-safety issues would arise.</TD></TR><TR><TD CLASS="l">248</TD><TD> * </TD></TR><TR><TD CLASS="l">249</TD><TD> * @param contextNode</TD></TR><TR><TD CLASS="l">250</TD><TD> * The node to start searching from.</TD></TR><TR><TD CLASS="l">251</TD><TD> * @param str</TD></TR><TR><TD CLASS="l">252</TD><TD> * A valid XPath string.</TD></TR><TR><TD CLASS="l">253</TD><TD> * @param prefixResolver</TD></TR><TR><TD CLASS="l">254</TD><TD> * Will be called if the parser encounters namespace prefixes, to</TD></TR><TR><TD CLASS="l">255</TD><TD> * resolve the prefixes to URLs.</TD></TR><TR><TD CLASS="l">256</TD><TD> * @return An XObject, which can be used to obtain a string, number,</TD></TR><TR><TD CLASS="l">257</TD><TD> * nodelist, etc, should never be null.</TD></TR><TR><TD CLASS="l">258</TD><TD> * @see org.apache.xpath.objects.XObject</TD></TR><TR><TD CLASS="l">259</TD><TD> * @see org.apache.xpath.objects.XNull</TD></TR><TR><TD CLASS="l">260</TD><TD> * @see org.apache.xpath.objects.XBoolean</TD></TR><TR><TD CLASS="l">261</TD><TD> * @see org.apache.xpath.objects.XNumber</TD></TR><TR><TD CLASS="l">262</TD><TD> * @see org.apache.xpath.objects.XString</TD></TR><TR><TD CLASS="l">263</TD><TD> * @see org.apache.xpath.objects.XRTreeFrag</TD></TR><TR><TD CLASS="l">264</TD><TD> * </TD></TR><TR><TD CLASS="l">265</TD><TD> * @throws TransformerException</TD></TR><TR><TD CLASS="l">266</TD><TD> */</TD></TR><TR><TD CLASS="l">267</TD><TD> public static XObject eval(Node contextNode, String str,</TD></TR><TR><TD CLASS="l">268</TD><TD> PrefixResolver prefixResolver) throws TransformerException {</TD></TR><TR><TD CLASS="l">269</TD><TD> </TD></TR><TR><TD CLASS="l">270</TD><TD> // Since we don't have a XML Parser involved here, install some default</TD></TR><TR><TD CLASS="l">271</TD><TD> // support</TD></TR><TR><TD CLASS="l">272</TD><TD> // for things like namespaces, etc.</TD></TR><TR><TD CLASS="l"><A NAME="3">273</A></TD><TD> // (Changed from: XPathContext xpathSupport = new XPathContext();</TD></TR><TR><TD CLASS="l">274</TD><TD> // because XPathContext is weak in a number of areas... perhaps</TD></TR><TR><TD CLASS="l">275</TD><TD> // XPathContext should be done away with.)</TD></TR><TR><TD CLASS="l">276</TD><TD> // Create the XPath object.</TD></TR><TR CLASS="z"><TD CLASS="l">277</TD><TD> XPath xpath = new XPath(str, null, prefixResolver, XPath.SELECT, null, getFunctionTable());</TD></TR><TR><TD CLASS="l">278</TD><TD> </TD></TR><TR><TD CLASS="l">279</TD><TD> // Execute the XPath, and have it return the result</TD></TR><TR CLASS="z"><TD CLASS="l">280</TD><TD> XPathContext xpathSupport = new XPathContext();</TD></TR><TR CLASS="z"><TD CLASS="l">281</TD><TD> int ctxtNode = xpathSupport.getDTMHandleFromNode(contextNode);</TD></TR><TR><TD CLASS="l">282</TD><TD> </TD></TR><TR CLASS="z"><TD CLASS="l">283</TD><TD> return xpath.execute(xpathSupport, ctxtNode, prefixResolver);</TD></TR><TR><TD CLASS="l">284</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="7">285</A></TD><TD> </TD></TR><TR><TD CLASS="l">286</TD><TD> public static void compile(String expression) throws XPathExpressionException {</TD></TR><TR><TD CLASS="l">287</TD><TD> try {</TD></TR><TR><TD CLASS="l">288</TD><TD> @SuppressWarnings("unused")</TD></TR><TR CLASS="c"><TD CLASS="l">289</TD><TD> org.apache.xpath.XPath xpath = new XPath (expression, null,</TD></TR><TR CLASS="c"><TD CLASS="l">290</TD><TD> null, org.apache.xpath.XPath.SELECT, null, getFunctionTable());</TD></TR><TR CLASS="c"><TD CLASS="l">291</TD><TD> } catch ( javax.xml.transform.TransformerException te ) {</TD></TR><TR CLASS="c"><TD CLASS="l">292</TD><TD> throw new XPathExpressionException ( te ) ;</TD></TR><TR><TD CLASS="l">293</TD><TD> }</TD></TR><TR><TD CLASS="l"><A NAME="8">294</A></TD><TD> </TD></TR><TR CLASS="c"><TD CLASS="l">295</TD><TD> }</TD></TR><TR><TD CLASS="l">296</TD><TD> </TD></TR><TR><TD CLASS="l">297</TD><TD> protected static FunctionTable getFunctionTable() {</TD></TR><TR CLASS="c"><TD CLASS="l">298</TD><TD> FunctionTable functionTable = new FunctionTable();</TD></TR><TR CLASS="c"><TD CLASS="l">299</TD><TD> functionTable.installFunction("key", org.apache.xalan.templates.FuncKey.class);</TD></TR><TR CLASS="c"><TD CLASS="l">300</TD><TD> functionTable.installFunction("format-number", org.apache.xalan.templates.FuncFormatNumb.class);</TD></TR><TR CLASS="c"><TD CLASS="l">301</TD><TD> functionTable.installFunction("document", org.apache.xalan.templates.FuncDocument.class);</TD></TR><TR CLASS="c"><TD CLASS="l">302</TD><TD> functionTable.installFunction("element-available", org.apache.xpath.functions.FuncExtElementAvailable.class);</TD></TR><TR CLASS="c"><TD CLASS="l">303</TD><TD> functionTable.installFunction("function-available", org.apache.xpath.functions.FuncExtFunctionAvailable.class);</TD></TR><TR CLASS="c"><TD CLASS="l">304</TD><TD> functionTable.installFunction("current", org.apache.xpath.functions.FuncCurrent.class);</TD></TR><TR CLASS="c"><TD CLASS="l">305</TD><TD> functionTable.installFunction("unparsed-entity-string", org.apache.xpath.functions.FuncUnparsedEntityURI.class);</TD></TR><TR CLASS="c"><TD CLASS="l">306</TD><TD> functionTable.installFunction("generate-id", org.apache.xpath.functions.FuncGenerateId.class);</TD></TR><TR CLASS="c"><TD CLASS="l">307</TD><TD> functionTable.installFunction("system-property", org.apache.xpath.functions.FuncSystemProperty.class);</TD></TR><TR CLASS="c"><TD CLASS="l">308</TD><TD> return functionTable;</TD></TR><TR><TD CLASS="l">309</TD><TD> }</TD></TR><TR><TD CLASS="l">310</TD><TD> </TD></TR><TR><TD CLASS="l">311</TD><TD> /**</TD></TR><TR><TD CLASS="l">312</TD><TD> * Returns a XPath expression given a DOM Node.</TD></TR><TR><TD CLASS="l">313</TD><TD> * </TD></TR><TR><TD CLASS="l">314</TD><TD> * @param node The DOM Node to create the XPath expression.</TD></TR><TR><TD CLASS="l"><A NAME="5">315</A></TD><TD> * @since 1.0</TD></TR><TR><TD CLASS="l">316</TD><TD> */</TD></TR><TR><TD CLASS="l">317</TD><TD> public static String calculateXPathToNode(Node node)</TD></TR><TR><TD CLASS="l">318</TD><TD> {</TD></TR><TR CLASS="c"><TD CLASS="l">319</TD><TD> StringBuffer sb = new StringBuffer();</TD></TR><TR CLASS="c"><TD CLASS="l">320</TD><TD> while (node != null)</TD></TR><TR><TD CLASS="l">321</TD><TD> {</TD></TR><TR CLASS="c"><TD CLASS="l">322</TD><TD> switch (node.getNodeType())</TD></TR><TR><TD CLASS="l">323</TD><TD> {</TD></TR><TR><TD CLASS="l">324</TD><TD> case Node.ATTRIBUTE_NODE:</TD></TR><TR CLASS="c"><TD CLASS="l">325</TD><TD> sb.insert(0, node.getNodeName());</TD></TR><TR CLASS="c"><TD CLASS="l">326</TD><TD> sb.insert(0, "/@"); //$NON-NLS-1$</TD></TR><TR CLASS="c"><TD CLASS="l">327</TD><TD> node = ((Attr)node).getOwnerElement();</TD></TR><TR CLASS="c"><TD CLASS="l">328</TD><TD> break;</TD></TR><TR><TD CLASS="l">329</TD><TD> case Node.ELEMENT_NODE:</TD></TR><TR CLASS="c"><TD CLASS="l">330</TD><TD> Node sibling = node;</TD></TR><TR CLASS="c"><TD CLASS="l">331</TD><TD> int position = 1;</TD></TR><TR CLASS="c"><TD CLASS="l">332</TD><TD> while ((sibling = sibling.getPreviousSibling()) != null)</TD></TR><TR><TD CLASS="l">333</TD><TD> {</TD></TR><TR CLASS="c"><TD CLASS="l">334</TD><TD> if (sibling.getNodeType() == Node.ELEMENT_NODE && sibling.getNodeName().equals(node.getNodeName()))</TD></TR><TR><TD CLASS="l">335</TD><TD> {</TD></TR><TR CLASS="c"><TD CLASS="l">336</TD><TD> ++position;</TD></TR><TR><TD CLASS="l">337</TD><TD> }</TD></TR><TR><TD CLASS="l">338</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">339</TD><TD> if (position > 1)</TD></TR><TR CLASS="c"><TD CLASS="l">340</TD><TD> sb.insert(0, "[" + position + "]"); //$NON-NLS-1$ //$NON-NLS-2$</TD></TR><TR><TD CLASS="l">341</TD><TD> else</TD></TR><TR><TD CLASS="l">342</TD><TD> {</TD></TR><TR CLASS="c"><TD CLASS="l">343</TD><TD> sibling = node;</TD></TR><TR CLASS="c"><TD CLASS="l">344</TD><TD> boolean following = false;</TD></TR><TR CLASS="c"><TD CLASS="l">345</TD><TD> while ((sibling = sibling.getNextSibling()) != null)</TD></TR><TR><TD CLASS="l">346</TD><TD> {</TD></TR><TR CLASS="z"><TD CLASS="l">347</TD><TD> if (sibling.getNodeType() == Node.ELEMENT_NODE && sibling.getNodeName().equals(node.getNodeName()))</TD></TR><TR><TD CLASS="l">348</TD><TD> {</TD></TR><TR CLASS="z"><TD CLASS="l">349</TD><TD> following = true;</TD></TR><TR CLASS="z"><TD CLASS="l">350</TD><TD> break;</TD></TR><TR><TD CLASS="l">351</TD><TD> }</TD></TR><TR><TD CLASS="l">352</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">353</TD><TD> if (following)</TD></TR><TR><TD CLASS="l">354</TD><TD> {</TD></TR><TR CLASS="z"><TD CLASS="l">355</TD><TD> sb.insert(0, "[1]"); //$NON-NLS-1$</TD></TR><TR><TD CLASS="l">356</TD><TD> }</TD></TR><TR><TD CLASS="l">357</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">358</TD><TD> sb.insert(0, node.getNodeName());</TD></TR><TR CLASS="c"><TD CLASS="l">359</TD><TD> sb.insert(0, "/"); //$NON-NLS-1$</TD></TR><TR CLASS="c"><TD CLASS="l">360</TD><TD> node = node.getParentNode();</TD></TR><TR CLASS="c"><TD CLASS="l">361</TD><TD> break;</TD></TR><TR><TD CLASS="l">362</TD><TD> default:</TD></TR><TR CLASS="c"><TD CLASS="l">363</TD><TD> node = node.getParentNode();</TD></TR><TR><TD CLASS="l">364</TD><TD> }</TD></TR><TR><TD CLASS="l">365</TD><TD> }</TD></TR><TR CLASS="c"><TD CLASS="l">366</TD><TD> return sb.toString();</TD></TR><TR><TD CLASS="l">367</TD><TD> }</TD></TR><TR><TD CLASS="l">368</TD><TD> </TD></TR><TR><TD CLASS="l">369</TD><TD> </TD></TR><TR><TD CLASS="l">370</TD><TD>}</TD></TR></TABLE><P></P><TABLE CLASS="hdft" CELLSPACING="0" WIDTH="100%"><TR><TD CLASS="nv">[<A HREF="../xslUnitTestCoverage.html">all classes</A>][<A HREF="c9.html">org.eclipse.wst.xml.xpath.core.util</A>]</TD></TR><TR><TD CLASS="tl"><A HREF="http://www.eclemma.org/support.html">EMMA 2.0.5312 EclEmma Fix 1</A> (C) Vladimir Roubtsov</TD></TR></TABLE></BODY></HTML> |