java利用xml导出word(占位符替换)

package cn.action;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.util.ArrayList;import java.util.Date;import java.util.HashMap;import java.util.Iterator;import java.util.List;import java.util.Map;import java.util.Set;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 org.w3c.dom.Document;import org.w3c.dom.Element;import org.w3c.dom.NodeList;import sun.misc.BASE64Encoder;public class XmlWord {private Map<String,String> dataMap = new HashMap<String,String>();public Map<String, String> getDataMap() {return dataMap;}public void setDataMap(Map<String, String> dataMap) {this.dataMap = dataMap;}/*** 设置标识值* @param tagList 标识* @param dataList 数据* @param dataMap*/public void setData(List<String> tagList,List<String> dataList){Iterator<String> it1 = tagList.iterator();Iterator<String> it2 = dataList.iterator();while(it1.hasNext()){this.dataMap.put(it1.next(), it2.next());}}/*** 载入一个xml文档* @param filename 文件路径* @return 成功返回Document对象，失败返回null*/public Document LoadXml(String filename){Document doc = null;try {DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();DocumentBuilder builder = factory.newDocumentBuilder();doc = (Document) builder.parse(new File(filename));System.out.println(doc);} catch (Exception e) {System.out.println("载入xml文件时出错");e.printStackTrace();}return doc;}/*** 图片转码* @return 返回图片base64字符串* @throws Exception*/public String getImageStr(String imgFile){InputStream in = null;BASE64Encoder encoder = null;byte[] data = null;try {in = new FileInputStream(imgFile);} catch (FileNotFoundException e) {System.out.println("文件没找到！");e.printStackTrace();}try {data = new byte[in.available()];in.read(data);in.close();} catch (IOException e) {e.printStackTrace();}encoder = new BASE64Encoder();return encoder.encode(data);}/*** doc2XmlFile* 将Document对象保存为一个xml文件* @return true:保存成功flase:失败* @param filename 保存的文件名* @param document 需要保存的document对象*/public boolean doc2XmlFile(Document document,String filename){boolean flag = true;try{TransformerFactory transFactory = TransformerFactory.newInstance();Transformer transformer = transFactory.newTransformer();DOMSource source=new DOMSource();source.setNode(document);StreamResult result=new StreamResult();FileOutputStream fileOutputStream = new FileOutputStream(filename);result.setOutputStream(fileOutputStream);transformer.transform(source, result);fileOutputStream.close();}catch(Exception ex){flag = false;ex.printStackTrace();}return flag;}/*** 替换标识内容：单个文本标记* @param element 要替换内容的节点* @param tag 标识名称* @param data 替换参数* @return 返回替换后的节点* @throws Exception*/public Element replaceTagContext(Object element,String tag,String data){Element xElement = null;xElement = (Element) element;NodeList tElements = xElement.getElementsByTagName("w:t");//w:t标签组for(int i=0; i<tElements.getLength(); i++){Element tElement = (Element)tElements.item(i);if(tElement.getTextContent().equals(tag)){tElement.setTextContent(data);}}return xElement;}/*** 替换标识内容：多个文本标记* @param element 要替换内容的节点* @return 返回替换后的节点* @throws Exception*/public Element replaceTagContext(Element element){Element xElement = element;NodeList tElements = xElement.getElementsByTagName("w:t");//w:t标签组Set<String> dataSet = this.dataMap.keySet();Iterator<String> it = dataSet.iterator();while(it.hasNext()){String tag = it.next();String data = dataMap.get(tag);for(int i=0; i<tElements.getLength(); i++){Element tElement = (Element)tElements.item(i);if(tElement.getTextContent().equals(tag)){tElement.setTextContent(data);}}}return xElement;}/*** 添加图片* @param element 需要替换内容的节点* @param tag 标识名称* @param imgName 图片名称，若word中有多张图，图片名必须唯一* @param imgStr 图片转码后的base64字符串* @return 返回替换后的节点*/public Element replacePic(Element element,String tag,String imgName,String imgFile){ Element xElement = element;NodeList tElements = xElement.getElementsByTagName("w:binData");//w:t标签组pkg:binaryDataString wName = "wordml://"+imgName;for(int i=0; i<tElements.getLength(); i++){Element picElement = (Element)tElements.item(i);if(picElement.getTextContent().equals(tag)){picElement.setTextContent(this.getImageStr(imgFile));/*图片编码*/picElement.setAttribute("w:name",wName);//设置名字Element imagedataElement = (Element) xElement.getElementsByTagName("v:imagedata").item(i);imagedataElement.setAttribute("src",wName);}}return xElement;}/*** 插入图片* @param parentElement 图片添加至何处* @param imgFile 图片路径* @param isnewLine 是否换行* @return 返回添加图片节点后的节点*/public Element addPic(Element parentElement,String imgFile,boolean isnewLine){ Document parent = parentElement.getOwnerDocument();Element p = null;Element pict = null;Element binData = null;Element shape = null;Element imagedata = null;String src = "wordml://" + new Date().getTime();if(isnewLine){p = parent.createElement("w:p");}pict = parent.createElement("w:pict");binData = parent.createElement("w:binData");binData.setAttribute("w:name", src);binData.setAttribute("xml:space", "preserve");binData.setTextContent(this.getImageStr(imgFile));shape = parent.createElement("v:shape");imagedata = parent.createElement("v:imagedata");imagedata.setAttribute("src", src);//构造图片节点shape.appendChild(imagedata);pict.appendChild(binData);pict.appendChild(shape);if(isnewLine){p.appendChild(pict);parentElement.appendChild(p);}else{parentElement.appendChild(pict);}return parentElement;}/*** 插入段落* @param parentElement 待添加段落的节点* @param data 待插入数据* @return*/public Element addParagraph(Element parentElement,String data){ Document parent = parentElement.getOwnerDocument();Element p = null;Element r = null;Element t = null;p = parent.createElement("w:p");r = parent.createElement("w:r");t = parent.createElement("w:t");t.setTextContent(data);//构造图片节点r.appendChild(t);p.appendChild(r);parentElement.appendChild(p);return parentElement;}}。