import java.io.File; import java.io.FileWriter; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.List; import org.dom4j.Document; import org.dom4j.DocumentException; import org.dom4j.DocumentHelper; import org.dom4j.Element; import org.dom4j.io.OutputFormat; import org.dom4j.io.SAXReader; import org.dom4j.io.XMLWriter; public class ReadXml { /** * * @param xmlFile * File * @return boolean * @throws DocumentException * @throws Exception */ private boolean parse(File xmlFile) throws Exception { try{ LinkedHashMap<Integer, String> values = null; SAXReader reader = new SAXReader(); Document document = reader.read(xmlFile); Element root = document.getRootElement(); Element common = root.element("COMMON"); Element content = root.element("CONTENT"); List list = content.elements(); int size = list.size(); for (int i = 0; i < list.size(); i++) { Element item = (Element) list.get(i); values = new LinkedHashMap<Integer, String>(); for (Iterator iter1 = item.elementIterator(); iter1 .hasNext();) { Element item1 = (Element) iter1.next(); values.put(values.size(), item1.getText()); } } } catch(Exception ex) { throw ex; } return true; } /** * 生成xml */ public void writeXml() { try { File parent = new File("c:/xml"); if(!parent.isDirectory()) { parent.mkdir(); } SimpleDateFormat filesd = new SimpleDateFormat("yyyyMMdd-HHmmss"); String now = filesd.format(new Date()); String sourcename = "xmlname-" + now; String filename = sourcename + ".xml"; File file = new File(parent, filename); //获取要同步的数据 List<String> list = new ArrayList<String> (); list.add("text1"); list.add("text2"); Document document = DocumentHelper.createDocument(); Element root = document.addElement("root"); Element content = root.addElement("CONTENT"); for (String str : list) { Element salesInfo = content .addElement("item"); salesInfo.addElement("INT_DOM_FLAG").addText(str); } OutputFormat format = OutputFormat.createPrettyPrint(); // format.setEncoding("GBK"); XMLWriter writer = new XMLWriter(new FileWriter(file), format); writer.write(document); writer.close(); } catch (Exception ex) { ex.printStackTrace(); } } }
java读写xml文件
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