main
黄海 10 months ago
parent 1a34572a4b
commit 750a323b35

@ -4,15 +4,13 @@ import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil; import cn.hutool.json.JSONUtil;
import com.dsideal.gw.GwApplication; import com.dsideal.gw.GwApplication;
import com.jfinal.handler.Handler; import com.jfinal.handler.Handler;
import com.jfinal.upload.UploadFile;
import okhttp3.*; import okhttp3.*;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServletResponse;
import java.io.File; import javax.servlet.http.Part;
import java.io.IOException; import java.io.*;
import java.util.Enumeration; import java.util.Enumeration;
import java.util.List;
public class RouterHandler extends Handler { public class RouterHandler extends Handler {
@ -39,11 +37,11 @@ public class RouterHandler extends Handler {
/** /**
* *
* GET * GET
* http://10.10.21.20:8000/ds-base/dm/getDmSchoolProperty * http://10.10.21.20:8000/dsBase/dm/getDmSchoolProperty
* http://10.10.21.20:8000/ds-base/global/getGlobalList?page=1&limit=10 * http://10.10.21.20:8000/dsBase/global/getGlobalList?page=1&limit=10
* <p> * <p>
* POST * POST
* http://10.10.21.20:8000/ds-base/global/testPost?a=100 * http://10.10.21.20:8000/dsBase/global/testPost?a=100
*/ */
//OkHttp的实例单例模式 //OkHttp的实例单例模式
@ -77,9 +75,20 @@ public class RouterHandler extends Handler {
return formBodyBuilder.build(); return formBodyBuilder.build();
} }
public static byte[] convertPartToByteArray(Part part) throws IOException {
InputStream input = part.getInputStream();
ByteArrayOutputStream output = new ByteArrayOutputStream();
byte[] buffer = new byte[1024];
int bytesRead;
while ((bytesRead = input.read(buffer)) != -1) {
output.write(buffer, 0, bytesRead);
}
output.flush();
return output.toByteArray();
}
@Override @Override
public void handle(String target, HttpServletRequest req, HttpServletResponse res, boolean[] isHandled) { public void handle(String target, HttpServletRequest req, HttpServletResponse res, boolean[] isHandled) {
//可以正确获取到URL的完整路径 //可以正确获取到URL的完整路径
String servletPath = req.getServletPath(); String servletPath = req.getServletPath();
String queryString = req.getQueryString(); String queryString = req.getQueryString();
@ -90,6 +99,7 @@ public class RouterHandler extends Handler {
} }
//如果是白名单不检查jwt,否则需要检查jwt //如果是白名单不检查jwt,否则需要检查jwt
if (GwApplication.whiteSet.contains(servletPath)) { if (GwApplication.whiteSet.contains(servletPath)) {
// TODO
System.out.println("白名单内链接不检查jwt!"); System.out.println("白名单内链接不检查jwt!");
} else { } else {
System.out.println("不包含在白名单内链接检查jwt!"); System.out.println("不包含在白名单内链接检查jwt!");
@ -111,7 +121,7 @@ public class RouterHandler extends Handler {
renderJson(res, jo); renderJson(res, jo);
} else { } else {
//路由到哪个微服务 //路由到哪个微服务
String FORWARD_URL = GwApplication.routeList.get(prefix) + "/" + action; String FORWARD_URL = GwApplication.routeList.get(prefix) + "/" + prefix + "/" + action;
//处理GET请求 //处理GET请求
if (req.getMethod().equals("GET")) { if (req.getMethod().equals("GET")) {
//参数:queryString //参数:queryString
@ -150,24 +160,36 @@ public class RouterHandler extends Handler {
if (req.getContentType().startsWith("multipart/form-data")) { if (req.getContentType().startsWith("multipart/form-data")) {
// 指定文件类型 // 指定文件类型
MediaType mediaType = MediaType.parse("multipart/form-data"); MediaType mediaType = MediaType.parse("multipart/form-data");
// 创建RequestBody
// 从JFinal请求中获取上传的文件 try {
List<UploadFile> uploadFiles = ctx.getFiles(); // 获取上传的文件
if (!uploadFiles.isEmpty()) { Part filePart = req.getPart("file");
UploadFile uploadFile = uploadFiles.get(0); // 假设只有一个文件被上传 if (filePart == null) {
File file = uploadFile.getFile(); // 获取上传的文件 res.setStatus(HttpServletResponse.SC_BAD_REQUEST);
RequestBody requestBody = RequestBody.create(mediaType, file); res.getWriter().write("No file uploaded");
//停止filter
isHandled[0] = true;
return;
}
// 获取文件流
RequestBody requestBody = RequestBody.create(convertPartToByteArray(filePart), mediaType, (int) filePart.getSize());
// 构建MultipartBody // 构建MultipartBody
MultipartBody body = new MultipartBody.Builder() MultipartBody body = new MultipartBody.Builder()
.setType(MultipartBody.FORM) .setType(MultipartBody.FORM)
.addFormDataPart("file", file.getName(), requestBody) .addFormDataPart("file", filePart.getSubmittedFileName(), requestBody)
.build(); .build();
// 构建Request // 构建Request
Request request = new Request.Builder() Request request = new Request.Builder()
.url("http://your.upload.url/post") .url(FORWARD_URL)
.post(body) .post(body)
.build(); .build();
executeRequest(request, res);
} catch (Exception e) {
JSONObject jo = new JSONObject();
jo.put("success", false);
jo.put("message", "请求失败!" + e);
renderJson(res, jo);
} }
} else { } else {
// MinIO - 服务端签名直传(前端 + 后端 + 效果演示) // MinIO - 服务端签名直传(前端 + 后端 + 效果演示)

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