package org.dromara.system.uitil;
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import cn.hutool.json.JSON;
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import org.apache.commons.httpclient.HttpClient;
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import org.apache.commons.httpclient.HttpStatus;
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import org.apache.commons.httpclient.methods.PostMethod;
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import org.apache.commons.httpclient.methods.StringRequestEntity;
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import org.apache.http.HttpEntity;
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import org.apache.http.HttpResponse;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.entity.ContentType;
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import org.apache.http.entity.mime.HttpMultipartMode;
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import org.apache.http.entity.mime.MultipartEntityBuilder;
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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.dromara.common.oss.entity.SynchronousRequest;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.net.URLEncoder;
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import java.nio.charset.StandardCharsets;
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import java.util.HashMap;
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public class HttpUtils {
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public static String sendPostWithJson(String url, String jsonStr, HashMap<String,String> headers) {
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// 返回的结果
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String jsonResult = "";
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try {
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HttpClient client = new HttpClient();
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// 连接超时
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client.getHttpConnectionManager().getParams().setConnectionTimeout(3*1000);
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// 读取数据超时
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client.getHttpConnectionManager().getParams().setSoTimeout(3*60*1000);
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client.getParams().setContentCharset("UTF-8");
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PostMethod postMethod = new PostMethod(url);
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postMethod.setRequestHeader("content-type", headers.get("content-type"));
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// 非空
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if (null != jsonStr && !"".equals(jsonStr)) {
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StringRequestEntity requestEntity = new StringRequestEntity(jsonStr, headers.get("content-type"), "UTF-8");
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postMethod.setRequestEntity(requestEntity);
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}
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int status = client.executeMethod(postMethod);
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if (status == HttpStatus.SC_OK) {
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jsonResult = postMethod.getResponseBodyAsString();
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} else {
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throw new RuntimeException("接口连接失败！");
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}
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} catch (Exception e) {
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throw new RuntimeException("接口连接失败！");
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}
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return jsonResult;
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}
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private static final String BOUNDARY = "----WebKitFormBoundary7MA4YWxkTrZu0gW";
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private static final String LINE_FEED = "\r\n";
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private static final String CHARSET = "UTF-8";
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public static File convert(MultipartFile multipartFile) throws IOException {
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File file = new File(multipartFile.getOriginalFilename());
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multipartFile.transferTo(file);
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return file;
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}
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public static void sendPostRequest(String url, String stringParam, File fileParam) throws Exception {
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URL obj = new URL(url);
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HttpURLConnection con = (HttpURLConnection) obj.openConnection();
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// 设置POST请求
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con.setRequestMethod("POST");
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con.setDoOutput(true);
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con.setDoInput(true);
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con.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
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// 构建请求体
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DataOutputStream wr = new DataOutputStream(con.getOutputStream());
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wr.writeBytes("--" + BOUNDARY + LINE_FEED);
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wr.writeBytes("Content-Disposition: form-data; name=\"stringParam\"" + LINE_FEED);
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wr.writeBytes(LINE_FEED);
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wr.writeBytes(stringParam + LINE_FEED);
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wr.writeBytes("--" + BOUNDARY + LINE_FEED);
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wr.writeBytes("Content-Disposition: form-data; name=\"fileParam\"; filename=\"" + fileParam.getName() + "\"" + LINE_FEED);
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wr.writeBytes("Content-Type: " + HttpURLConnection.guessContentTypeFromName(fileParam.getName()) + LINE_FEED);
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wr.writeBytes("Content-Transfer-Encoding: binary" + LINE_FEED);
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wr.writeBytes(LINE_FEED);
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FileInputStream inputStream = new FileInputStream(fileParam);
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byte[] buffer = new byte[4096];
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int bytesRead = -1;
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while ((bytesRead = inputStream.read(buffer)) != -1) {
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wr.write(buffer, 0, bytesRead);
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}
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wr.writeBytes(LINE_FEED);
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wr.writeBytes("--" + BOUNDARY + "--" + LINE_FEED);
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wr.flush();
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wr.close();
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// 发送请求并获取响应
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int responseCode = con.getResponseCode();
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BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
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String inputLine;
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StringBuffer response = new StringBuffer();
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while ((inputLine = in.readLine()) != null) {
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response.append(inputLine);
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}
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in.close();
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// 打印响应结果
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System.out.println("Response Code : " + responseCode);
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System.out.println("Response : " + response.toString());
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}
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/**
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* 上传同步
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* @param url
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* @param entity
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* @return
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* @throws IOException
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*/
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public static String sendPostRequest(String url, SynchronousRequest entity) throws IOException {
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org.apache.http.client.HttpClient httpClient = HttpClientBuilder.create().build();
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HttpPost httpPost = new HttpPost(url);
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ContentType contentType = ContentType.create("multipart/form-data", StandardCharsets.UTF_8);
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MultipartEntityBuilder builder = MultipartEntityBuilder.create();
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builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);
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// 添加MultipartFile参数
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builder.addBinaryBody("file", entity.getFile().getBytes(), ContentType.MULTIPART_FORM_DATA, entity.getFile().getOriginalFilename());
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// 添加String参数
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builder.addTextBody("path", entity.getPath(), ContentType.TEXT_PLAIN);
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builder.addTextBody("ossId", entity.getOssId(), ContentType.TEXT_PLAIN);
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builder.addTextBody("createBy", entity.getCreateBy(), ContentType.TEXT_PLAIN);
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builder.addTextBody("password", entity.getPassword(), ContentType.TEXT_PLAIN);
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builder.addTextBody("fileName", entity.getFileName(),contentType);
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// builder.addTextBody("createTime", entity.getCreateTime(),);
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HttpEntity multipart = builder.build();
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httpPost.setEntity(multipart);
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HttpResponse response = httpClient.execute(httpPost);
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String responseBody = EntityUtils.toString(response.getEntity());
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System.out.println("Response: " + responseBody);
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return responseBody;
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}
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/**
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* 删除同步
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* @param url
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// * @param parameter
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* @throws Exception
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*/
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public static String sendDeleteRequest(String url, String ossId) throws IOException {
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org.apache.http.client.HttpClient httpClient = HttpClientBuilder.create().build();
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HttpPost httpPost = new HttpPost(url);
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MultipartEntityBuilder builder = MultipartEntityBuilder.create();
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builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);
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// 添加MultipartFile参数
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// builder.addBinaryBody("file", entity.getFile().getBytes(), ContentType.MULTIPART_FORM_DATA, entity.getFile().getOriginalFilename());
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// 添加String参数
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builder.addTextBody("ossId", ossId, ContentType.TEXT_PLAIN);
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HttpEntity multipart = builder.build();
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httpPost.setEntity(multipart);
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HttpResponse response = httpClient.execute(httpPost);
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String responseBody = EntityUtils.toString(response.getEntity());
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System.out.println("Response: " + responseBody);
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return responseBody;
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}
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}
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