读取xml

发布时间：2020-12-16 05:53:55 所属栏目：百科来源：网络整理

导读：package com.ad.cpm.util; import java.io.File; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.Document; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class ReadXml

package com.ad.cpm.util; import java.io.File; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.Document; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class ReadXml { /** * 根据传入名称返回值 * @param xmlName ：需要取出的配置value * @return */ public static String getReadXml(String xmlName){ String value = ""; String xmlfileUrl = SpringWebContext.getRequest().getSession().getServletContext().getRealPath("/")+"WEB-INFclassesconfxmlconfigure.xml"; try { File file = new File(xmlfileUrl); DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); DocumentBuilder db = dbf.newDocumentBuilder(); Document doc = db.parse(file); doc.getDocumentElement().normalize(); NodeList nodeLst = doc.getElementsByTagName(xmlName); if(nodeLst.getLength() > 0){ Node fstNode = nodeLst.item(0); value = fstNode.getFirstChild().getNodeValue(); } } catch (Exception e) { e.printStackTrace(); } return value; } public static void main(String[] args) { String uu = SpringWebContext.getRequest().getSession().getServletContext().getRealPath("/"); System.out.println(uu); } }

（编辑：李大同）

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