package com.ruoyi.service.impl;
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import com.ruoyi.service.IArchiveDoublePdfGenerateService;
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import org.apache.http.HttpEntity;
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import org.apache.http.HttpRequest;
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import org.apache.http.HttpResponse;
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import org.apache.http.ParseException;
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import org.apache.http.client.ClientProtocolException;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.HttpClientBuilder;
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import org.apache.http.util.EntityUtils;
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import org.springframework.stereotype.Service;
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import java.io.IOException;
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import java.net.URI;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.UUID;
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@Service
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public class IArchiveDoublePdfGenerateServiceImpl implements IArchiveDoublePdfGenerateService {
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private final String OCRServer = "http://127.0.0.1:1224/";
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private String MUL_LAYER_PDF_URL = OCRServer + "api/doc/upload";
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private String MUL_LAYER_PDF_STATE_URL = OCRServer + "api/doc/result";
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private String MUL_LAYER_PDF_DOWNLOAD_URL = OCRServer + "api/doc/download";
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public void testConnection()
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{
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// 获得Http客户端(可以理解为:你得先有一个浏览器;注意:实际上HttpClient与浏览器是不一样的)
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CloseableHttpClient httpClient = HttpClientBuilder.create().build();
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// 创建Get请求
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HttpGet httpGet = new HttpGet(OCRServer);
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// 响应模型
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CloseableHttpResponse response = null;
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try {
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// 由客户端执行(发送)Get请求
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response = httpClient.execute(httpGet);
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// 从响应模型中获取响应实体
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HttpEntity responseEntity = response.getEntity();
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System.out.println("响应状态为:" + response.getStatusLine());
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if (responseEntity != null) {
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System.out.println("响应内容长度为:" + responseEntity.getContentLength());
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System.out.println("响应内容为:" + EntityUtils.toString(responseEntity));
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}
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} catch (ClientProtocolException e) {
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e.printStackTrace();
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} catch (ParseException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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try {
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// 释放资源
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if (httpClient != null) {
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httpClient.close();
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}
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if (response != null) {
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response.close();
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}
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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public void doublePdfGenerate() throws IOException {
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// 构建请求URL和文件路径
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String url = "http://127.0.0.1:1224/api/doc/upload";
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String path = "测试文件.pdf";
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String options_json = "{\"doc.extractionMode\": \"fullPage\"}";
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// 创建HttpClient实例
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// HttpClient client = HttpClient.newHttpClient();
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//// 生成boundary用于分隔表单数据
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// String boundary = UUID.randomUUID().toString();
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//
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//// 构建multipart/form-data请求体
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// StringBuilder sb = new StringBuilder();
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//// 添加JSON参数部分
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// sb.append("--").append(boundary).append("\r\n");
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// sb.append("Content-Disposition: form-data; name=\"json\"\r\n");
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// sb.append("Content-Type: application/json\r\n");
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// sb.append("\r\n");
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// sb.append(options_json).append("\r\n");
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//
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//// 添加文件部分
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// sb.append("--").append(boundary).append("\r\n");
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// sb.append("Content-Disposition: form-data; name=\"file\"; filename=\"")
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// .append(Paths.get(path).getFileName()).append("\"\r\n");
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// sb.append("Content-Type: application/pdf\r\n"); // 明确指定PDF类型
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// sb.append("\r\n");
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//
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//// 读取文件内容并构建完整请求体
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// byte[] fileBytes = Files.readAllBytes(Paths.get(path));
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// byte[] requestBody = new byte[sb.toString().getBytes().length + fileBytes.length
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// + ("\r\n--" + boundary + "--\r\n").getBytes().length];
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// System.arraycopy(sb.toString().getBytes(), 0, requestBody, 0, sb.toString().getBytes().length);
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// System.arraycopy(fileBytes, 0, requestBody, sb.toString().getBytes().length, fileBytes.length);
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// System.arraycopy(("\r\n--" + boundary + "--\r\n").getBytes(), 0, requestBody,
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// sb.toString().getBytes().length + fileBytes.length,
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// ("\r\n--" + boundary + "--\r\n").getBytes().length);
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//
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//// 创建并发送请求
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// HttpRequest request = HttpRequest.newBuilder()
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// .uri(URI.create(url))
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// .header("Content-Type", "multipart/form-data; boundary=" + boundary)
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// .POST(HttpRequest.BodyPublishers.ofByteArray(requestBody))
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// .build();
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//
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//// 处理响应
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// HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
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// System.out.println("响应状态码: " + response.statusCode());
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// System.out.println("响应内容: " + response.body());
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}
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}
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