java利用poi解析图片，可以替换图片成XXXXX_X 然后插入回原来数据，将数据插入到数据库
作者：互联网
@RequestMapping("xxxxxx")
@ResponseBody
public BaseResponse downloadWordTitle1(@RequestParam("file") MultipartFile file,
@RequestParam("floorid")String floorid,
@RequestParam("questionbankid")String questionbankid) throws IOException {
BaseResponse br = new BaseResponse(StatusCode.Success);
String importPath = "D:\\temp\\temp\\test2.docx";
File file2 = new File(importPath);
if(!file2.getParentFile().exists()){
file2.getParentFile().mkdirs();
}
if(!file2.exists()){
file2.createNewFile();
}
writeFile(file.getInputStream(),importPath);
String resultMsg = "";
String absolutePath = "";
try {
FileInputStream inputStream = new FileInputStream(importPath);
XWPFDocument xDocument = new XWPFDocument(inputStream);
List<XWPFParagraph> paragraphs = xDocument.getParagraphs();
List<XWPFPictureData> pictures = xDocument.getAllPictures();
Map<String, String> map = Maps.newHashMap();
String[] tempImagesName = new String[100];
int tempImagesNameindex = 0;
for (XWPFPictureData picture : pictures) {
String id = picture.getPackageRelationship().getId();
File folder = new File(absolutePath);
if (!folder.exists()) {
folder.mkdirs();
}
String rawName = picture.getFileName();
String fileExt = rawName.substring(rawName.lastIndexOf("."));
String path = System.getProperty("user.dir");
path = path.substring(0, path.lastIndexOf("\\") + 1);
path += "images\\";
Floor floor = floorService.selectByPrimaryKey(Integer.parseInt(floorid));
String subjectid = floor.getSubjectid();
Subject subject = subjectService.selectByPrimaryKey(subjectid);
String examid = subject.getExamid();
Exam exam = examService.selectByPrimaryKey(examid);
String maintypeid = exam.getMaintypeid();
String questionbanktempid = floor.getQuestionbankid();
path += maintypeid + "\\" + examid + "\\" + subjectid + "\\" + floorid + "\\";
String rootPath = path;
String numberStr = RandomUtils.getRandomNumber(7);
String imgName = "「" + numberStr + "_" + tempImagesNameindex + "」";
String newName = "「" + numberStr + "_" + tempImagesNameindex + "」" + fileExt;
File upload = new File(rootPath);
if (!upload.exists()) {
upload.mkdirs();
}
tempImagesName[tempImagesNameindex] = imgName;
tempImagesNameindex++;
File saveFile = new File(rootPath + newName);
@SuppressWarnings("resource")
FileOutputStream fos = new FileOutputStream(saveFile);
//写入图片到项目文件夹
fos.write(picture.getData());
map.put(id, saveFile.getAbsolutePath());
}
String text = "";
int count = 0;
int paranum = 1;
int paraIndex = 0;
//默认先处理一个文档300道题目
String[] newresultStr = new String[30000];
for (XWPFParagraph paragraph : paragraphs) {
paranum++;
List<XWPFRun> runs = paragraph.getRuns();
String textTest = "";
for (int i = 0; i < runs.size(); i++) {
if (runs.get(i).toString().length() == 0) {
textTest += tempImagesName[count++];
} else {
System.out.println("内容:"+runs.get(i).toString());
if(runs.get(i).getSubscript().getValue()==2) {
textTest += "<sup>"+ runs.get(i).toString()+"</sup>";
}
else if(runs.get(i).getSubscript().getValue()==3){
textTest += "<sub>"+ runs.get(i).toString()+"</sub>";
}
else{
textTest += runs.get(i).toString();
}
VerticalAlign align = runs.get(i).getSubscript();
System.out.println("上角标:"+align.getValue());
}
}
//这个textTest包含了题干，选项，答案，解析，其中有图片的都可以替换成「XXXXXXX_X」这种格式了
//录入题目到数据库中去，一般一次性都是录入很多道题目的，因为有引入题库questionbankid，
//录入后就完成了，然后前端显示，就在题目里增加images列，以逗号隔开[img1],[img2]等等
// 显示的时候获取显示就好
String[] resultStr = new String[1000];
resultStr = textTest.split("\n");
String[] oldresultStr = new String[1000];
int countSum = 0;
for(int i=0;i<resultStr.length;i++){
if(resultStr[i].length()>0){
oldresultStr[countSum++]=resultStr[i];
}
}
newresultStr[paraIndex] = oldresultStr[0];
paraIndex++;
//所有题目的每一行段落都放置在了newresultStr 字符串数组里了
//下面循环处理每一行段落
//处理word模板解析每一个段落
for (XWPFRun run : runs) {
if (run.getCTR().xmlText().indexOf("<w:pict>") != -1) {
String runXmlText = run.getCTR().xmlText();
int rIdIndex = runXmlText.indexOf("r:id");
int rIdEndIndex = runXmlText.indexOf("/>", rIdIndex);
String rIdText = runXmlText.substring(rIdIndex, rIdEndIndex);
String id = rIdText.split("\"")[1];
text = text + "<img src = '" + map.get(id) + "'/>";
} else {
text = text + run;
}
}
}
//先将newresultStr[i]为null的去掉
String[] newresultStrWithoutNull = new String[30000];
int countSum = 0;
for(int i=0;i<paraIndex;i++){
if(newresultStr[i]!=null){
newresultStrWithoutNull[countSum++] = newresultStr[i];
}
}
String[][] titlesInfo = new String[300][1000];
int titleNumber = 1;
int perTitleIndex = -1;
for(int i=0;i<300;i++){
for(int k=0;k<1000;k++){
titlesInfo[i][k]="";
}
}
for(int i=0;i<countSum;i++){
if(newresultStrWithoutNull[i].startsWith("【题型】")){
perTitleIndex++; //遇到有【】才需要新开一个字符串
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【题型】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【题干】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【题干】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【A】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【A】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【B】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【B】".length(),newresultStrWithoutNull[i].length());
}/*else
if(newresultStrWithoutNull[i].startsWith("【C】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【C】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【D】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【D】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【E】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【E】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【F】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【F】".length(),newresultStrWithoutNull[i].length());
}*/else
if(newresultStrWithoutNull[i].startsWith("【答案】")){
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【答案】".length(),newresultStrWithoutNull[i].length());
}else
if(newresultStrWithoutNull[i].startsWith("【解析】")){
//遇到解析说明一道题目解析完毕，进入下一道题目的循环
perTitleIndex++;
titlesInfo[titleNumber][perTitleIndex]=newresultStrWithoutNull[i].substring("【解析】".length(),newresultStrWithoutNull[i].length());
//遇到解析设置完题目，如果下一条信息是以"【"打头,则此题结束，重新置0,
if(newresultStrWithoutNull[i+1]!=null&&newresultStrWithoutNull[i+1].startsWith("【")) {
perTitleIndex = -1;
titleNumber++;
}
}else{
titlesInfo[titleNumber][perTitleIndex]+=newresultStrWithoutNull[i];
titleNumber++;
perTitleIndex=-1;
System.out.println("题目增加了一道:"+titleNumber);
}
}
Date date = new Date();
String time = getFisrtDayOfMonth(date);
String idsts = getIdstrs(time);
char c1 = (char) (int) (Math.random() * 26 + 97);
char c2 = (char) (int) (Math.random() * 26 + 97);
char c3 = (char) (int) (Math.random() * 26 + 97);
char c4 = (char) (int) (Math.random() * 26 + 97);
char c5 = (char) (int) (Math.random() * 26 + 97);
char c6 = (char) (int) (Math.random() * 26 + 97);
Floor floor = floorService.selectByPrimaryKey(Integer.parseInt(floorid));
floor.setTitlenumber(floor.getTitlenumber()+titleNumber);
String subjectid = floor.getSubjectid();
int Flagg = floorService.updateByPrimaryKeySelective(floor);
if(Flagg > 0){
resultMsg +="更新floor题目数量成功!";
}
Questionbank questionbank = questionBankService.selectByPrimaryKey(floor.getQuestionbankid());
if (questionbank != null) {
questionbank.setTitlenumber(questionbank.getTitlenumber()+titleNumber);
questionbank.setUpdatetime(new Date());
//这个到时候要自己更改
questionbank.setSubjectid(subjectid);
Flagg = questionBankService.updateByPrimaryKeySelective(questionbank);
if(Flagg > 0){
resultMsg +="插入题库部分数据成功!";
}
}
else{
questionbank = new Questionbank();
questionbank.setSubjectid(subjectid);
questionbank.setTypenumber(titleNumber);
questionbank.setQuestionbankid(floor.getQuestionbankid());
questionbank.setUpdatetime(new Date());
questionbank.setCreatetime(new Date());
questionbank.setTypenumber(0);
Flagg = questionBankService.insert(questionbank);
if(Flagg > 0){
resultMsg +="新建题库，并且插入题库部分数据成功!";
}
}
Title title = new Title();
System.out.println("题目数量:"+titleNumber);
for(int k=1;k<=titleNumber;k++){
int flag = 0;
int optionNumber = 1;
date = new Date();
time = getFisrtDayOfMonth(date);
idsts = getIdstrs(time);
c1 = (char) (int) (Math.random() * 26 + 97);
c2 = (char) (int) (Math.random() * 26 + 97);
c3 = (char) (int) (Math.random() * 26 + 97);
c4 = (char) (int) (Math.random() * 26 + 97);
c5 = (char) (int) (Math.random() * 26 + 97);
c6 = (char) (int) (Math.random() * 26 + 97);
String titleid = idsts + c1+c2+c3+c4+c5+c6;
title.setTitleid(titleid);
for(int i=0;i<1000;i++) {
if (!titlesInfo[k][i].equals("")) {
if(i==0){
title.setTitletypealias(titlesInfo[k][i]);
//提醒导入分类在这里设置
if(titlesInfo[k][i].startsWith("判断题")){
System.out.println("判断题");
title.setTitletype("5");
}
}
if(i==1){
title.setStem(titlesInfo[k][i]);
}
if(i==2){
Option option = new Option();
date = new Date();
time = getFisrtDayOfMonth(date);
idsts = getIdstrs(time);
c1 = (char) (int) (Math.random() * 26 + 97);
c2 = (char) (int) (Math.random() * 26 + 97);
c3 = (char) (int) (Math.random() * 26 + 97);
c4 = (char) (int) (Math.random() * 26 + 97);
c5 = (char) (int) (Math.random() * 26 + 97);
c6 = (char) (int) (Math.random() * 26 + 97);
String optionid = idsts + c1 + c2 + c3 + c4 + c5 + c6;
option.setOptionid(optionid);
option.setCreatetime(new Date());
option.setUpdatetime(new Date());
option.setOptionnumber(optionNumber);
option.setOptionvalue(titlesInfo[k][i]);
option.setTitleid(titleid);
Flagg = optionService.insert(option);
if(Flagg > 0){
resultMsg +="插入Option A一条数据成功!";
}
optionNumber++;
try {
Thread.sleep(800);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
if(i==3){
Option option = new Option();
date = new Date();
time = getFisrtDayOfMonth(date);
idsts = getIdstrs(time);
c1 = (char) (int) (Math.random() * 26 + 97);
c2 = (char) (int) (Math.random() * 26 + 97);
c3 = (char) (int) (Math.random() * 26 + 97);
c4 = (char) (int) (Math.random() * 26 + 97);
c5 = (char) (int) (Math.random() * 26 + 97);
c6 = (char) (int) (Math.random() * 26 + 97);
String optionid = idsts + c1 + c2 + c3 + c4 + c5 + c6;
option.setOptionid(optionid);
option.setCreatetime(new Date());
option.setUpdatetime(new Date());
option.setOptionnumber(optionNumber);
option.setOptionvalue(titlesInfo[k][i]);
option.setTitleid(titleid);
Flagg = optionService.insert(option);
if(Flagg > 0){
resultMsg +="插入Option B一条数据成功!";
}
optionNumber++;
try {
Thread.sleep(800);//休眠一分钟,避免option创建乱序问题
} catch (InterruptedException e) {
e.printStackTrace();
}
}
if(i==4){
title.setOriginanswer(titlesInfo[k][i]);
Answer answer = new Answer();
date = new Date();
time = getFisrtDayOfMonth(date);
idsts = getIdstrs(time);
c1 = (char) (int) (Math.random() * 26 + 97);
c2 = (char) (int) (Math.random() * 26 + 97);
c3 = (char) (int) (Math.random() * 26 + 97);
c4 = (char) (int) (Math.random() * 26 + 97);
c5 = (char) (int) (Math.random() * 26 + 97);
c6 = (char) (int) (Math.random() * 26 + 97);
String answerid = idsts + c1 + c2 + c3 + c4 + c5 + c6;
answer.setAnswerid(answerid);
answer.setAnswervalue(titlesInfo[k][i]);
answer.setTitleid(titleid);
answer.setUpdatetime(new Date());
answer.setCreatetime(new Date());
Flagg = answerService.insert(answer);
if(Flagg > 0){
resultMsg +="插入答案一条数据成功!";
}
}
if(i==5){
Analyse analyse = new Analyse();
date = new Date();
time = getFisrtDayOfMonth(date);
idsts = getIdstrs(time);
c1 = (char) (int) (Math.random() * 26 + 97);
c2 = (char) (int) (Math.random() * 26 + 97);
c3 = (char) (int) (Math.random() * 26 + 97);
c4 = (char) (int) (Math.random() * 26 + 97);
c5 = (char) (int) (Math.random() * 26 + 97);
c6 = (char) (int) (Math.random() * 26 + 97);
String analyseid = idsts + c1 + c2 + c3 + c4 + c5 + c6;
analyse.setAnalyseid(analyseid);
analyse.setAnalysevalue(titlesInfo[k][i]);
analyse.setTitleid(titleid);
analyse.setUpdatetime(new Date());
analyse.setCreatetime(new Date());
Flagg = analyseService.insert(analyse);
if(Flagg > 0){
resultMsg +="插入解析一条数据成功!";
}
}
}
}
title.setCreatetime(new Date());
title.setOptionnumber(optionNumber-1);
title.setQuestionbankid(questionbankid);
title.setTitlescore(5.0);
title.setUpdatetime(new Date());
Flagg = titleService.insert(title);
if(Flagg > 0){
resultMsg+= "插入第"+k+"道题目成功!\n";
}
List<Intofloortime> lists = intofloortimeService.selectByFloorid(Integer.parseInt(floorid));
for(int i=0;i<lists.size();i++) {
lists.get(i).setNumbertime(0);
Flagg =intofloortimeService.updateIntofloortime(lists.get(i));
if(Flagg >0){
resultMsg+= "更新第Floorid=("+floorid+")--->InfoFloorTime表成功!\n";
}
}
}
} catch (IOException e) {
e.printStackTrace();
}
return br;
}
word文档格式
其中一个可以设置X^K 设置k上角标内容，这一个花了我至少5个小时去思考。
for (int i = 0; i < runs.size(); i++) {
if (runs.get(i).toString().length() == 0) {
textTest += tempImagesName[count++];
} else {
System.out.println("内容:"+runs.get(i).toString());
if(runs.get(i).getSubscript().getValue()==2) {
textTest += "<sup>"+ runs.get(i).toString()+"</sup>";
}
else if(runs.get(i).getSubscript().getValue()==3){
textTest += "<sub>"+ runs.get(i).toString()+"</sub>";
}
else{
textTest += runs.get(i).toString();
}
VerticalAlign align = runs.get(i).getSubscript();
System.out.println("上角标:"+align.getValue());
}
}
标签：runs,java,String,int,26,插入,new,Math,图片 来源： https://www.cnblogs.com/EarlyBridVic/p/13087038.html