标签：XPATH XML Java xml doc import Document javax
根据XPATH批量替换XML节点中的值
by: 授客 QQ：1033553122
测试环境
JDK 1.8.0_25
代码实操
message.xml文件
<Request service="SALE_ORDER_SERVICE" lang="zh-CN">
<Head>
<AccessCode>xxxxxxxxxx12Ur8v6qkYAaOf</AccessCode>
<Checkword>xxxxxxxxxxkmPif7Z35UEJjrR</Checkword>
</Head>
<Body>
<SaleOrderRequest>
<CompanyCode>Wxxxxxxxxxx</CompanyCode>
<SaleOrders>
<SaleOrder>
<WarehouseCode>xxxxxxx</WarehouseCode>
<ErpOrder>SO20220519xxxx13190</ErpOrder>
<ErpOrderType>3</ErpOrderType>
<orderType>10</orderType>
<receiverAddress>未知地址</receiverAddress>
<OrderReceiverInfo>
<ReceiverCompany>个人</ReceiverCompany>
<ReceiverName>凯琳</ReceiverName>
<ReceiverCountry>中国</ReceiverCountry>
<ReceiverProvince>广东省</ReceiverProvince>
<ReceiverCity>江门市</ReceiverCity>
<ReceiverArea>蓬江区</ReceiverArea>
<ReceiverAddress>详细地址</ReceiverAddress>
</OrderReceiverInfo>
<OrderItems>
<OrderItem>
<SkuNo>1001178</SkuNo>
<ItemName>保妇康栓1.74g*14粒/盒</ItemName>
<ItemQuantity>1</ItemQuantity>
</OrderItem>
<OrderItem>
<SkuNo>1008766</SkuNo>
<ItemName>美团小药箱</ItemName>
<ItemQuantity>1</ItemQuantity>
</OrderItem>
</OrderItems>
</SaleOrder>
</SaleOrders>
</SaleOrderRequest>
</Body>
</Request>
XMLHelper.java
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
public class XMLHelper {
// XML文件转XML文档对象
public static Document xmlFileToDocument(String filePath) throws Exception {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setValidating(false);
DocumentBuilder db = dbf.newDocumentBuilder();
Document doc = db.parse(new FileInputStream(new File(filePath)));
return doc;
}
// XML文档转XML字符串
public static String docToString(Document doc) throws TransformerException {
TransformerFactory ft = TransformerFactory.newInstance();
Transformer ff = ft.newTransformer();
ff.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
ff.setOutputProperty("encoding", "gbk");
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ff.transform(new DOMSource(doc), new StreamResult(bos));
return bos.toString();
}
// XML字符串转XML文档对象
public static Document stringToDocument(String xmlData) throws Exception {
StringReader sr = new StringReader(xmlData);
InputSource is = new InputSource(sr);
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
Document doc = builder.parse(is);
return doc;
}
// 替换单个XPATH指定的XML节点值
public static void replaceXmlNodeValue(Document doc, String nodePath, String value) throws XPathExpressionException {
XPathFactory factory = XPathFactory.newInstance();
XPath xpath = factory.newXPath();
// 匹配需替换的节点
NodeList nodeList = (NodeList) xpath.evaluate(nodePath, doc, XPathConstants.NODESET);
// 单个XPATH可能匹配多个XML节点，所以需要遍历替换
for (int i = 0; i < nodeList.getLength(); i++) {
nodeList.item(i).setTextContent(value);
}
}
// 批量多个XPATH指定的XML节点值
public static void replaceXmlNodesValue(Document doc, List<String> nodesPath, String value) throws XPathExpressionException {
for (String nodePath : nodesPath) {
XMLHelper.replaceXmlNodeValue(doc, nodePath, value);
}
}
public static void replaceReceiverAddress(Document doc, String value) throws Exception{
List nodesPath= new ArrayList();
nodesPath.add(".//OrderReceiverInfo/ReceiverAddress");
nodesPath.add(".//receiverAddress");
XMLHelper.replaceXmlNodesValue(doc, nodesPath, value);
}
public static void main(String []args) {
try {
Document doc = XMLHelper.xmlFileToDocument("message.xml");
// 替换地址
XMLHelper.replaceReceiverAddress(doc, "吉祥街道幸福社区1号大楼23号");
String newXml = XMLHelper.docToString(doc);
System.out.println(newXml);
} catch (Exception e) {
e.printStackTrace();
}
}
}
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
文字过少占位符，可无视
标签：XPATH,XML,Java,xml,doc,import,Document,javax 来源： https://www.cnblogs.com/shouke/p/16663766.html
本站声明： 1. iCode9 技术分享网（下文简称本站）提供的所有内容，仅供技术学习、探讨和分享； 2. 关于本站的所有留言、评论、转载及引用，纯属内容发起人的个人观点，与本站观点和立场无关； 3. 关于本站的所有言论和文字，纯属内容发起人的个人观点，与本站观点和立场无关； 4. 本站文章均是网友提供，不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属；如您发现该文章侵犯了您的权益，可联系我们第一时间进行删除； 5. 本站为非盈利性的个人网站，所有内容不会用来进行牟利，也不会利用任何形式的广告来间接获益，纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。