从图像中提取条形码- Java

进口org.json.JSONArray;进口org.json.JSONObject;进口java.io.File;进口java.io.FileNotFoundException;进口java.net.URI;进口java.net.http.HttpClient;进口java.net.http.HttpRequest;进口java.net.http.HttpRequest.BodyPublisher;进口java.net.http.HttpResponse;进口java.nio.charset.StandardCharsets;进口java.util.Base64;进口java.util.concurrent.CompletableFuture;进口java.util.concurrent.ExecutionException;进口java.util.concurrent.TimeUnit;进口java.util.concurrent.TimeoutException;

私人静态无效extractBarcode () {HttpClient客户机= HttpClient. newhttpclient ();//文件中要标记进行处理的第一页intfirstPage = 1;//发送一个-1的值将指示服务应该处理文件中的所有页面。intlastPage = -1;//如果使用URL到文件字符串fileURL =“http://demo.leadtools.com/images/cloud_samples/barcode_sample.tif”；字符串conversionUrl = String.format(“认可/ ExtractBarcode吗?珍宝= % s&lastPage = % s&fileurl = % s”， firstPage, lastPage, fileURL);结果结果= postAsync(conversionUrl，零、客户端);//如果上传文件为多部分内容://文件uploadFile = new文件("path/to/ File ");// String conversionUrl = String.format("Recognition/ExtractBarcode? "firstPage=%s&lastPage=%s"， firstPage, lastPage);// Results Results = postAsync(conversionUrl, uploadFile, client);如果(results.getStatusCode() == 200) {//服务返回的唯一IDSystem.out.println (服务返回的唯一ID:+ results.getData ());查询(results.getData(),客户端);｝其他的｛System.out.println ("请求失败，响应如下"+ results.getStatusCode ());｝｝

私人静态无效查询(HttpClient客户端){字符串queryUrl = String.format(“查询?id = % s "、身份证);结果结果;JSONObject返回数据=新JSONObject ();intfileStatus = 0;做｛试一试｛结果= postAsync(queryUrl，零、客户端);returnedData =新JSONObject (results.getData ());fileStatus =返回数据。getint (“FileStatus”）;如果(fileStatus != 200) Thread.sleep(5000);｝抓(InterruptedException e) {/ / e.printStackTrace ();｝｝而(|| fileStatus == 100 || fileStatus == 123);System.out.println ("文件已完成处理，返回代码:"+ fileStatus);如果(fileStatus != 200) {返回；｝parseJson (returnedData.get (“RequestData”) .toString ());｝

私人静态无效parseJson(String json) {JSONArray requestArray =新JSONArray (json);为(对象requestObject: requestArray) {如果(requestObject运算符JSONObject) {JSONObject requestReturn = (JSONObject) requestObject;System.out.println (“服务类型:”+ requestReturn.getString (“ServiceType”));JSONArray subArray =新JSONArray (requestReturn.get (“数据”) .toString ());System.out.println (返回的数据:“）;System.out.println ();为(对象对象:subArray) {如果(对象运算符JSONObject) {JSONObject subObject = (JSONObject)对象;为(字符串条目:subObject.keySet()) {System.out.println (entry +”:“+ subObject.get(条目));｝System.out.println ("-----------------------------------"）;｝｝｝｝｝

私人静态postAsync(字符串路径，对象主体，HttpClient客户端){字符串AppId =“替换为应用程序ID”；密码=“替换为应用程序密码”；字符串authHeader =“基本”+新字符串(Base64.getEncoder()。编码(AppId +”:“+密码).getBytes (StandardCharsets.UTF_8)));字符串hostedServicesUrl =“https://azure.leadtools.com/api/”；BodyPublisher thisBody = httprequest .BodyPublisher . ofstring (“零”）;如果(身体运算符BodyPublisher) {thisBody = (BodyPublisher) body;｝其他的如果(身体运算符文件){试一试｛thisBody = HttpRequest.BodyPublishers.ofFile(((File) body).toPath());｝抓(FileNotFoundException e) {/ / e.printStackTrace ();｝｝HttpRequest request = HttpRequest. newbuilder (). post (thisBody).uri (URI。创建(hostedServicesUrl +路径).header (“接受”，“application / json”）.header (“授权”authHeader).header (“内容类型”，“文本/普通”）.build ();CompletableFuture> result =客户端。(请求,HttpResponse.BodyHandlers.ofString是以());结果结果=新结果();results.setData (＂＂）;results.setStatusCode (0);试一试｛results.setData (result.thenApply (HttpResponse::身体)。(5, TimeUnit.SECONDS));results.setStatusCode (result.thenApply (HttpResponse:: statusCode)。(5, TimeUnit.SECONDS));｝抓(InterruptedException | ExecutionException | TimeoutException e) {e.printStackTrace ();｝返回结果;｝

私人静态类结果{私人字符串数据;私人intstatusCode;公共字符串getData() {返回数据;｝公共无效setData(字符串数据){这.data =数据;｝公共intgetStatusCode () {返回statusCode;｝公共无效setStatusCode (intstatusCode) {这.statusCode = statusCode;｝｝