基于Java的服装进销存系统源码.zip

package com.huayingsoft.util; import java.io.File; import java.io.StringReader; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.transform.Transformer; 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.XPathFactory; import org.w3c.dom.Attr; import org.w3c.dom.CDATASection; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.NamedNodeMap; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import org.xml.sax.InputSource; public class XMLHelper { private Document doc; public XMLHelper() { } /** * 判断文件扩展名 * * @param fileNameStr * 文件名 * @param extendName * 扩展名 */ public boolean estimateExtend(String fileNameStr, String extendName) { int pos = fileNameStr.trim().lastIndexOf("."); if (pos == -1 || pos == 0 || pos == fileNameStr.trim().length() - 1) return false; String extendStr = fileNameStr.trim().substring(pos + 1); if (extendStr.equalsIgnoreCase(extendName)) return true; else return false; } /** * 更改文件扩展名 * * @param fileNameStr * 文件名 * @param extendName * 扩展名 */ private String changeExtend(String fileNameStr, String extendName) { int pos = fileNameStr.trim().lastIndexOf("."); if (pos == -1 || pos == 0) return fileNameStr; fileNameStr = fileNameStr.trim().substring(0, pos + 1) + extendName; return fileNameStr; } public String readXmlThreeLayer(String xmlFile, String Xpath, boolean hasAttr, String[] attrNames) throws Exception { try { StringBuilder sb = new StringBuilder(); File f = new File(xmlFile); if (f.exists()) { // XmlNodeList list = null; NodeList list = null; DocumentBuilderFactory dbf = DocumentBuilderFactory .newInstance(); DocumentBuilder db = dbf.newDocumentBuilder(); this.doc = db.parse(f); String attr = ""; // this.doc = new XmlDocument(); // this.doc.Load(xmlFile); if (Xpath != null || Xpath.length() > 0) { XPath xpath = XPathFactory.newInstance().newXPath(); list = (NodeList) xpath.evaluate(Xpath, this.doc, XPathConstants.NODESET); // list = this.doc.SelectSingleNode(Xpath).ChildNodes; } else { list = this.doc.getDocumentElement().getChildNodes(); } int lengthTop = list.getLength(); for (int i = 0; i < lengthTop; i++) { int lengthTwo = list.item(i).getChildNodes().getLength(); for (int j = 0; j < lengthTwo; j++) { int lengthThree = list.item(i).getChildNodes().item(j) .getChildNodes().getLength(); if (lengthThree > 1) { for (int k = 0; k < lengthThree; k++) { String node = list.item(i).getChildNodes() .item(j).getChildNodes().item(k) .getNodeValue(); if (hasAttr) attr = this.readAttribute(list.item(i) .getChildNodes().item(j) .getChildNodes().item(k) .getAttributes(), attrNames); if (k != lengthThree - 1) { // sb.AppendFormat("{0}{1}$", node, attr); sb.append(node + attr + "$"); } else { // sb.AppendFormat("{0}{1}", node, attr); sb.append(node + attr); } } } else if (lengthThree == 1) { // sb.AppendFormat("{0}", // list.Item(i).ChildNodes.Item(j).ChildNodes.Item(0).InnerText); sb.append(list.item(i).getChildNodes().item(j) .getChildNodes().item(0).getNodeValue()); } else { // sb.AppendFormat("{0}", list.Item(i).InnerText); sb.append(list.item(i).getNodeValue()); } if (hasAttr) attr = this.readAttribute(list.item(i) .getChildNodes().item(j).getAttributes(), attrNames); if (j != lengthTwo - 1) { // sb.AppendFormat("{0}#", attr); sb.append(attr + "#"); } else { // sb.AppendFormat("{0}", attr); sb.append(attr); } } if (hasAttr) attr = this.readAttribute(list.item(i).getAttributes(), attrNames); // sb.AppendFormat("{0}|", attr); sb.append(attr + "|"); } } else sb.append("--文件不存在！--"); return sb.toString(); } catch (Exception e) { throw e; } } public String readXmlThreeLayer(String xmlFile, boolean hasAttr, String[] attrNames) { try { return this.readXmlThreeLayer(xmlFile, "", hasAttr, attrNames); } catch (Exception e) { e.printStackTrace(); } return ""; } public String readXml(String xmlFile, String pNodePath, String[] nodeNames, boolean hasAttr, String[] attrNames) throws Exception { StringBuilder sb = new StringBuilder(); File f = new File(xmlFile); try { if (f.exists()) { Node root = null; DocumentBuilderFactory dbf = DocumentBuilderFactory .newInstance(); DocumentBuilder db = dbf.newDocumentBuilder(); this.doc = db.parse(f); // this.doc = new XmlDocument(); // this.doc.Load(xmlFile); if (pNodePath != null && pNodePath.length() > 0) { XPath xpath = XPathFactory.newInstance().newXPath(); root = (Node) xpath.evaluate(pNodePath, this.doc, XPathConstants.NODE); // root = this.doc.SelectSingleNode(pNodePath); } else root = this.doc.getDocumentElement(); if (root != null) { if (root.hasChildNodes()) { // sb.AppendFormat("{0}", // this.readChildNode(root.ChildNodes, nodeNames, // hasAttr, attrNames)); sb.append(this.readChildNode(root.getChildNodes(), nodeNames, hasAttr, attrNames)); } else { // sb.AppendFormat("{0}",root.InnerText); sb.append(root.getNodeValue()); } } else sb.append("--节点不存在--"); } else sb.append("--文件不存在！--"); } catch (Exception e) { throw e; } return sb.toString(); } public String readXml(String xmlFile, String pNodePath, String[] nodeNames, boolean hasAttr) { try { return this.readXml(xmlFile, pNodePath, nodeNames, hasAttr, null); } catch (Exception e) { e.printStackTrace(); } return ""; } public String readXml(String xmlFile, String pNodePath, boolean hasAttr) throws Exception { StringBuilder sb = new StringBuilder(); File f = new File(xmlFile); try { if (f.exists()) { NodeList root = null; DocumentBuilderFactory dbf = DocumentBuilderFactory .newInstance(); DocumentBuilder db = dbf.newDocumentBuilder(); this.doc = db.parse(f); // this.doc=new XmlDocument(); // this.doc.Load(xmlFile); if (pNodePath != null && !pNodePath.equals("")) { if (!pNodePath.trim().equals("%")) { // sb.AppendFormat("{0}",this.readXml(xmlFile,pNodePath,null,false,null)); XPath xpath = XPathFactory.newInstance().newXPath(); // XmlNode node=this.doc.SelectSingleNode(pNodePath); Node node = (Node) xpath.evaluate(pNodePath, this.doc, XPathConstants.NODE); if (node != null) { if (node.hasChildNodes()) { root = node.getChildNodes(); int len = root.getLength(); for (int p = 0; p < len; p++) { if (root.item(p).hasChildNodes()) { int tmp = root.item(p).getChildNodes() .getLength(); for (int k = 0; k < tmp; k++) { if (k == tmp - 1) { String attr1 = ""; if (hasAttr) attr1 = this .readAttribute(root .item(p) .getAttributes()); // sb.AppendFormat("{0}{1}|",root.Item(p).ChildNodes.Item(k).InnerText,attr1); sb.append(root.item(p) .getChildN