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Copy pathJsoupDemo06.java
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54 lines (44 loc) · 1.69 KB
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package xml;
import cn.wanghaomiao.xpath.exception.XpathSyntaxErrorException;
import cn.wanghaomiao.xpath.model.JXDocument;
import cn.wanghaomiao.xpath.model.JXNode;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import java.io.IOException;
import java.io.File;
import java.util.List;
/**
* @author ： CodeWater
* @create ：2022-03-11-14:26
* @Function Description ：
* XPath查询
*/
public class JsoupDemo06 {
public static void main(String[] args) throws IOException, XpathSyntaxErrorException {
String path = JsoupDemo06.class.getClassLoader().getResource("xml/student.xml").getPath();
Document document = Jsoup.parse(new File(path), "utf-8");
JXDocument jxDocument = new JXDocument(document);
//4.结合xpath语法查询
//4.1查询所有student标签
List<JXNode> jxNodes = jxDocument.selN("//student");
for (JXNode jxNode : jxNodes) {
System.out.println(jxNode);
}
//4.2查询所有student标签下的name标签
List<JXNode> jxNodes2 = jxDocument.selN("//student/name");
for (JXNode jxNode : jxNodes2) {
System.out.println(jxNode);
}
//4.3查询student标签下带有id属性的name标签
List<JXNode> jxNodes3 = jxDocument.selN("//student/name[@id]");
for (JXNode jxNode : jxNodes3) {
System.out.println(jxNode);
}
System.out.println("------------------");
//4.4查询student标签下带有id属性的name标签 并且id属性值为itcast
List<JXNode> jxNodes4 = jxDocument.selN("//student/name[@id='itcast']");
for (JXNode jxNode : jxNodes4) {
System.out.println(jxNode);
}
}
}