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| <pre><span class="sourceLineNo">001</span>package org.apache.archiva.xml;<a name="line.1"></a> |
| <span class="sourceLineNo">002</span><a name="line.2"></a> |
| <span class="sourceLineNo">003</span>/*<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * or more contributor license agreements. See the NOTICE file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * distributed with this work for additional information<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * regarding copyright ownership. The ASF licenses this file<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * to you under the Apache License, Version 2.0 (the<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * "License"); you may not use this file except in compliance<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * with the License. You may obtain a copy of the License at<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> *<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * Unless required by applicable law or agreed to in writing,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * software distributed under the License is distributed on an<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * KIND, either express or implied. See the License for the<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> * specific language governing permissions and limitations<a name="line.18"></a> |
| <span class="sourceLineNo">019</span> * under the License.<a name="line.19"></a> |
| <span class="sourceLineNo">020</span> */<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import org.apache.commons.lang3.StringUtils;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.w3c.dom.Document;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.w3c.dom.Element;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.w3c.dom.Node;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.w3c.dom.NodeList;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.xml.sax.ErrorHandler;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.xml.sax.InputSource;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.xml.sax.SAXException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.xml.sax.SAXParseException;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span><a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import javax.xml.XMLConstants;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import javax.xml.namespace.NamespaceContext;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import javax.xml.parsers.DocumentBuilder;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import javax.xml.parsers.DocumentBuilderFactory;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import javax.xml.parsers.ParserConfigurationException;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import javax.xml.xpath.*;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import java.io.*;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import java.net.MalformedURLException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import java.net.URL;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import java.nio.file.Files;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import java.nio.file.Path;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import java.util.*;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import java.util.stream.Collectors;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span>/**<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * XMLReader - a set of common xml utility methods for reading content out of an xml file.<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>public class XMLReader<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>{<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> private URL xmlUrl;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private String documentType;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private Document document;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private Map<String, String> namespaceMap = new HashMap<>();<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> private Map<String, String> reverseNamespaceMap = new HashMap<>();<a name="line.58"></a> |
| <span class="sourceLineNo">059</span><a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private class NamespaceCtx implements NamespaceContext {<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> @Override<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public String getNamespaceURI(String prefix) {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> return namespaceMap.get(prefix);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> }<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> @Override<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> public String getPrefix(String namespaceURI) {<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> return reverseNamespaceMap.get(namespaceURI);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> }<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> @Override<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public Iterator getPrefixes(String namespaceURI) {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> return namespaceMap.keySet().iterator();<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> }<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> }<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public XMLReader( String type, Path file )<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> throws XMLException<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> if ( !Files.exists(file) )<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> {<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> throw new XMLException( "file does not exist: " + file.toAbsolutePath() );<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> }<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> if ( !Files.isRegularFile(file) )<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> throw new XMLException( "path is not a file: " + file.toAbsolutePath() );<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> }<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> if ( !Files.isReadable(file) )<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> throw new XMLException( "Cannot read xml file due to permissions: " + file.toAbsolutePath() );<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> }<a name="line.94"></a> |
| <span class="sourceLineNo">095</span><a name="line.95"></a> |
| <span class="sourceLineNo">096</span> try<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> {<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> init( type, file.toUri().toURL() );<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> }<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> catch ( MalformedURLException e )<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> throw new XMLException( "Unable to translate file " + file + " to URL: " + e.getMessage(), e );<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> }<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> }<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> public XMLReader( String type, URL url )<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> throws XMLException<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> init( type, url );<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> }<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> private void init( String type, URL url )<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> throws XMLException<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> this.documentType = type;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> this.xmlUrl = url;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> // SAXReader reader = new SAXReader();<a name="line.118"></a> |
| <span class="sourceLineNo">119</span><a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> try (InputStream in = url.openStream(); Reader reader = new LatinEntityResolutionReader(new BufferedReader(new InputStreamReader(in, "UTF-8"))))<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> dbf.setNamespaceAware(true);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> dbf.setExpandEntityReferences(false);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> dbf.setValidating(false);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> // dbf.setAttribute(XMLConstants.ACCESS_EXTERNAL_DTD,"false");<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING,true);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> // dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> DocumentBuilder db = dbf.newDocumentBuilder();<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> // To suppress error output at System.err<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> db.setErrorHandler(new ErrorHandler() {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> @Override<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> public void warning(SAXParseException exception) throws SAXException {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> }<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> @Override<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> public void error(SAXParseException exception) throws SAXException {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> throw exception;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span><a name="line.145"></a> |
| <span class="sourceLineNo">146</span> @Override<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> public void fatalError(SAXParseException exception) throws SAXException {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> throw exception;<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> });<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> this.document = db.parse(new InputSource(reader));<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> catch ( IOException e )<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> throw new XMLException( "Unable to open stream to " + url + ": " + e.getMessage(), e );<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> } catch (ParserConfigurationException e) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> throw new XMLException("Unable to start parser "+e.getMessage());<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> } catch (SAXException e) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> throw new XMLException("Unable to parse file "+e.getMessage());<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> }<a name="line.161"></a> |
| <span class="sourceLineNo">162</span><a name="line.162"></a> |
| <span class="sourceLineNo">163</span> Element root = this.document.getDocumentElement();<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> if ( root == null )<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> throw new XMLException( "Invalid " + documentType + " xml: root element is null." );<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> }<a name="line.167"></a> |
| <span class="sourceLineNo">168</span><a name="line.168"></a> |
| <span class="sourceLineNo">169</span> if ( !StringUtils.equals( root.getLocalName(), documentType ) )<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> throw new XMLException(<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> "Invalid " + documentType + " xml: Unexpected root element <" + root.getLocalName() + ">, expected <"<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> + documentType + ">" + root.getNodeName() );<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span><a name="line.176"></a> |
| <span class="sourceLineNo">177</span> public String getDefaultNamespaceURI()<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> String namespace = this.document.getNamespaceURI();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> return namespace;<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span><a name="line.182"></a> |
| <span class="sourceLineNo">183</span> public void addNamespaceMapping( String elementName, String uri )<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> {<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> this.namespaceMap.put( elementName, uri );<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> }<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> public Element getElement( String xpathExpr )<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> throws XMLException<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> XPathExpression xpath = null;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> try {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> xpath = createXPath( xpathExpr );<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> Object evaluated = xpath.evaluate( document, XPathConstants.NODE);<a name="line.194"></a> |
| <span class="sourceLineNo">195</span><a name="line.195"></a> |
| <span class="sourceLineNo">196</span> if ( evaluated == null )<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> {<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> return null;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> }<a name="line.199"></a> |
| <span class="sourceLineNo">200</span><a name="line.200"></a> |
| <span class="sourceLineNo">201</span> if ( evaluated instanceof Element )<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> {<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> return (Element) evaluated;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> else<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> // Unknown evaluated type.<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> throw new XMLException( ".getElement( Expr: " + xpathExpr + " ) resulted in non-Element type -> ("<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> + evaluated.getClass().getName() + ") " + evaluated );<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> } catch (XPathExpressionException e) {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> throw new XMLException("Could not parse xpath expression");<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> }<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> private XPathExpression createXPath(String xpathExpr ) throws XPathExpressionException {<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> XPath xpath = XPathFactory.newInstance().newXPath();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> if ( !this.namespaceMap.isEmpty() )<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> {<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> xpath.setNamespaceContext(new NamespaceCtx());<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> return xpath.compile(xpathExpr);<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> }<a name="line.223"></a> |
| <span class="sourceLineNo">224</span><a name="line.224"></a> |
| <span class="sourceLineNo">225</span> public boolean hasElement( String xpathExpr )<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> throws XMLException<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> XPathExpression xpath = null;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> try {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> xpath = createXPath( xpathExpr );<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> Object evaluated = xpath.evaluate( document, XPathConstants.NODE );<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> if ( evaluated == null )<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> return false;<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> return true;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> } catch (XPathExpressionException e) {<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> throw new XMLException("Could not create xpath expression");<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> /**<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> * Remove namespaces from entire document.<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> */<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> public void removeNamespaces()<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> {<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> removeNamespaces( this.document.getDocumentElement() );<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> /**<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> * Remove namespaces from element recursively.<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> */<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> @SuppressWarnings("unchecked")<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> public void removeNamespaces( Node elem )<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> if (elem.getNodeType() == Node.ELEMENT_NODE || elem.getNodeType() == Node.ATTRIBUTE_NODE) {<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> document.renameNode(elem, null, elem.getLocalName());<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> Node n;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> NodeList nodeList = elem.getChildNodes();<a name="line.261"></a> |
| <span class="sourceLineNo">262</span><a name="line.262"></a> |
| <span class="sourceLineNo">263</span><a name="line.263"></a> |
| <span class="sourceLineNo">264</span> for (int i = 0; i < nodeList.getLength(); i++) {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> n = nodeList.item(i);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> removeNamespaces(n);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> }<a name="line.269"></a> |
| <span class="sourceLineNo">270</span><a name="line.270"></a> |
| <span class="sourceLineNo">271</span> public String getElementText( Node context, String xpathExpr )<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> throws XMLException<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> XPathExpression xpath = null;<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> try {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> xpath = createXPath( xpathExpr );<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> Object evaluated = xpath.evaluate( context, XPathConstants.NODE );<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> if ( evaluated == null )<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return null;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> if ( evaluated instanceof Element )<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> Element evalElem = (Element) evaluated;<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> return XmlUtil.getText(evalElem);<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> }<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> else<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> // Unknown evaluated type.<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> throw new XMLException( ".getElementText( Node, Expr: " + xpathExpr + " ) resulted in non-Element type -> ("<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> + evaluated.getClass().getName() + ") " + evaluated );<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> }<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> } catch (XPathExpressionException e) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> throw new XMLException("Could not parse xpath expression");<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> }<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span><a name="line.299"></a> |
| <span class="sourceLineNo">300</span> public String getElementText( String xpathExpr )<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> throws XMLException<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> {<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> return getElementText(document, xpathExpr);<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> }<a name="line.304"></a> |
| <span class="sourceLineNo">305</span><a name="line.305"></a> |
| <span class="sourceLineNo">306</span> @SuppressWarnings("unchecked")<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> public List<Node> getElementList( String xpathExpr )<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> throws XMLException<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> XPathExpression xpath = null;<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> try {<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> xpath = createXPath( xpathExpr );<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> Object evaluated = xpath.evaluate( document, XPathConstants.NODESET);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span><a name="line.314"></a> |
| <span class="sourceLineNo">315</span> if ( evaluated == null )<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> {<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> return Collections.emptyList();<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> }<a name="line.318"></a> |
| <span class="sourceLineNo">319</span><a name="line.319"></a> |
| <span class="sourceLineNo">320</span> NodeList nl = (NodeList) evaluated;<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> List<Node> nodeList = new ArrayList<>();<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> for (int i = 0 ; i<nl.getLength(); i++) {<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> nodeList.add(nl.item(i));<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> return nodeList;<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> } catch (XPathExpressionException e) {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> throw new XMLException("Could not parse xpath expression");<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> }<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> }<a name="line.330"></a> |
| <span class="sourceLineNo">331</span><a name="line.331"></a> |
| <span class="sourceLineNo">332</span> public List<String> getElementListText( String xpathExpr )<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> throws XMLException<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> List<Node> elemList = getElementList( xpathExpr );<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> if ( elemList == null )<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> return null;<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> }<a name="line.339"></a> |
| <span class="sourceLineNo">340</span><a name="line.340"></a> |
| <span class="sourceLineNo">341</span> return elemList.stream().filter(n -> n instanceof Element).map(n -> XmlUtil.getText(n)).collect(Collectors.toList());<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span>}<a name="line.344"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
