dom4j解析xml的demo

我就是我 2022-05-27 03:21 172阅读 0赞

xml文档结构如下：根节点下是子节点的列表，子节点又有自己的子节点。

<?xml version="1.0" encoding="utf-8"?>
    
    <zzsfprzdatalist>
      <zzsfprzdata>
        <fpdm>2100162160</fpdm>
        <fphm>00036027</fphm>
        <kprq>2017-12-28 00:00:00</kprq>
        <gf_nsrsbh>91441900555584396G</gf_nsrsbh>
        <xf_nsrsbh>91210703584196173G</xf_nsrsbh>
        <je>19811.32</je>
        <se>1188.68</se>
        <rzrq>2018-03-05</rzrq>
        <rzfs>6</rzfs>
        <rzjg>0</rzjg>
      </zzsfprzdata>
      <zzsfprzdata>
        <fpdm>2100162160</fpdm>
        <fphm>00036028</fphm>
        <kprq>2017-12-28 00:00:00</kprq>
        <gf_nsrsbh>91441900555584396G</gf_nsrsbh>
        <xf_nsrsbh>91210703584196173G</xf_nsrsbh>
        <je>41471.7</je>
        <se>2488.3</se>
        <rzrq>2018-03-05</rzrq>
        <rzfs>6</rzfs>
        <rzjg>0</rzjg>
      </zzsfprzdata>
      <zzsfprzdata>
        <fpdm>4403172130</fpdm>
        <fphm>44154688</fphm>
        <kprq>2017-12-12 00:00:00</kprq>
        <gf_nsrsbh>91441900555584396G</gf_nsrsbh>
        <xf_nsrsbh>914403001924657767</xf_nsrsbh>
        <je>509.43</je>
        <se>30.57</se>
        <rzrq>2018-03-05</rzrq>
        <rzfs>6</rzfs>
        <rzjg>0</rzjg>
      </zzsfprzdata>
      <zzsfprzdata>
        <fpdm>4403172130</fpdm>
        <fphm>42287655</fphm>
        <kprq>2017-12-13 00:00:00</kprq>
        <gf_nsrsbh>91441900555584396G</gf_nsrsbh>
        <xf_nsrsbh>91440300683754724H</xf_nsrsbh>
        <je>64617.12</je>
        <se>7107.88</se>
        <rzrq>2018-03-05</rzrq>
        <rzfs>6</rzfs>
        <rzjg>0</rzjg>
      </zzsfprzdata>
    </zzsfprzdatalist>

使用dom4j解析的demo:

package cn.com.susq;
    
    import org.dom4j.Document;
    import org.dom4j.DocumentException;
    import org.dom4j.DocumentHelper;
    import org.dom4j.Element;
    
    import java.util.ArrayList;
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    
    /** * @author susq * @since 2018-04-10-18:29 */
    public class XmlParse { 
    
        public static void main(String[] args) {
            String xmlStr = "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?><zzsfprzdatalist><zzsfprzdata><fpdm>2100162160</fpdm><fphm>00036027</fphm><kprq>2017-12-28 00:00:00</kprq><gf_nsrsbh>91441900555584396G</gf_nsrsbh><xf_nsrsbh>91210703584196173G</xf_nsrsbh><je>19811.32</je><se>1188.68</se><rzrq>2018-03-05</rzrq><rzfs>6</rzfs><rzjg>0</rzjg></zzsfprzdata><zzsfprzdata><fpdm>2100162160</fpdm><fphm>00036028</fphm><kprq>2017-12-28 00:00:00</kprq><gf_nsrsbh>91441900555584396G</gf_nsrsbh><xf_nsrsbh>91210703584196173G</xf_nsrsbh><je>41471.7</je><se>2488.3</se><rzrq>2018-03-05</rzrq><rzfs>6</rzfs><rzjg>0</rzjg></zzsfprzdata><zzsfprzdata><fpdm>4403172130</fpdm><fphm>44154688</fphm><kprq>2017-12-12 00:00:00</kprq><gf_nsrsbh>91441900555584396G</gf_nsrsbh><xf_nsrsbh>914403001924657767</xf_nsrsbh><je>509.43</je><se>30.57</se><rzrq>2018-03-05</rzrq><rzfs>6</rzfs><rzjg>0</rzjg></zzsfprzdata></zzsfprzdatalist>";
            Document doc = null;
    // SAXReader可以直接读取xml文件
    // SAXReader saxReader = new SAXReader();
    // try { 
    // doc = saxReader.read(new File("D:/test.xml"));
    // } catch (DocumentException e) { 
    // e.printStackTrace();
    // }
            List list = new ArrayList();
            //将xml格式的字符串转换成Document对象
            try {
                doc = DocumentHelper.parseText(xmlStr);
            } catch (DocumentException e) {
                e.printStackTrace();
            }
    
            //获取根节点
            Element root = doc.getRootElement();
            //获取根节点下的所有元素
            List children = root.elements();
            //循环所有子元素
            if (children != null && !children.isEmpty()) {
                for (Object child : children) {
                    Element childELement = (Element) child;
                    // 判断子元素下面还有没有子元素
                    List grandsons = childELement.elements();
                    Map<String, Object> grandsonMap = new HashMap<>();
                    if (grandsons != null && !grandsons.isEmpty()) {
                        for (Object grandson : grandsons) {
                            Element grandsonElement = (Element) grandson;
                            grandsonMap.put(grandsonElement.getName(), grandsonElement.getTextTrim());
                        }
                    }
                    list.add(grandsonMap);
                }
            }
            System.out.println(list.toString());
        }
    }