dev delete check file on disk

src/main/java/ru/soune/nocopy/controller/ApiController.java

@@ -8,6 +8,7 @@ import com.vrt.fileprotection.documents.DocumentCheckResult;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.core.io.FileSystemResource;
+import org.springframework.core.io.InputStreamResource;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.web.PageableDefault;
@@ -45,6 +46,7 @@ import ru.soune.nocopy.util.FileUtil;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -494,6 +496,7 @@ public class ApiController {
                         MessageCode.FILE_DELETE.getDescription(),
                         errorData));
             }
+//TODO
 
 //            if (!entityResponse.isExistsOnDisk()) {
 //                Map<String, Object> errorData = new HashMap<>();
@@ -505,23 +508,23 @@ public class ApiController {
 //                        errorData));
 //            }
 
-            File file = cloudStorageService.readFileFromStorageByPath(entityResponse.getProtectedFilePath());
+            InputStream stream = cloudStorageService.readFileFromStorage(entityResponse.getProtectedFilePath());
 
-            if (!file.exists()) {
-                Map<String, Object> errorData = new HashMap<>();
-                errorData.put("file", file.exists());
-
-                return ResponseEntity.ok().body(new BaseResponse(20004,
-                        MessageCode.FILE_DOWNLOAD_ERROR.getCode(),
-                        MessageCode.FILE_DOWNLOAD_ERROR.getDescription(),
-                        errorData));
-            }
+//            if (!file.exists()) {
+//                Map<String, Object> errorData = new HashMap<>();
+//                errorData.put("file", file.exists());
+//
+//                return ResponseEntity.ok().body(new BaseResponse(20004,
+//                        MessageCode.FILE_DOWNLOAD_ERROR.getCode(),
+//                        MessageCode.FILE_DOWNLOAD_ERROR.getDescription(),
+//                        errorData));
+//            }
 
             return ResponseEntity.ok()
-                    .contentLength(file.length())
+                    .contentType(MediaType.APPLICATION_OCTET_STREAM)
                     .header(HttpHeaders.CONTENT_DISPOSITION,
                             "attachment; filename=\"" + entityResponse.getFileName() + "\"")
-                    .body(new FileSystemResource(file));
+                    .body(new InputStreamResource(stream));
         } catch (FileEntityNotFoundException e) {
             Map<String, Object> errorData = new HashMap<>();
             errorData.put("fileId", fileId);
@@ -538,16 +541,16 @@ public class ApiController {
                     MessageCode.AUTH_TOKEN_NOT_FOUND.getCode(),
                     MessageCode.AUTH_TOKEN_NOT_FOUND.getDescription(),
                     errorData));
-        } catch (IOException e) {
-            Map<String, Object> errorData = new HashMap<>();
-            errorData.put("token", tokenHeader);
-            errorData.put("fileId", fileId);
-            errorData.put("version", version);
-
-            return ResponseEntity.ok().body(new BaseResponse(20004,
-                    MessageCode.FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD.getCode(),
-                    MessageCode.FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD.getDescription(),
-                    errorData));
+//        } catch (IOException e) {
+//            Map<String, Object> errorData = new HashMap<>();
+//            errorData.put("token", tokenHeader);
+//            errorData.put("fileId", fileId);
+//            errorData.put("version", version);
+//
+//            return ResponseEntity.ok().body(new BaseResponse(20004,
+//                    MessageCode.FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD.getCode(),
+//                    MessageCode.FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD.getDescription(),
+//                    errorData));
         }
     }
 

src/main/java/ru/soune/nocopy/service/file/cloud/CloudStorageService.java

@@ -10,6 +10,7 @@ import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
 import software.amazon.awssdk.auth.credentials.AwsCredentials;
 import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
 import software.amazon.awssdk.core.sync.RequestBody;
+import software.amazon.awssdk.core.sync.ResponseTransformer;
 import software.amazon.awssdk.http.apache.ApacheHttpClient;
 import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.s3.S3Client;
@@ -18,6 +19,7 @@ import software.amazon.awssdk.services.s3.model.PutObjectRequest;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
 import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Paths;
@@ -96,6 +98,24 @@ public class CloudStorageService {
         return tempFile;
     }
 
+    public InputStream readFileFromStorage(String filePath) {
+        GetObjectRequest objectRequest = GetObjectRequest.builder()
+                .bucket(bucket)
+                .key("files" + filePath)
+                .build();
+
+        AwsCredentials credentials = AwsBasicCredentials.create(key, secretKey);
+
+        S3Client s3Client = S3Client.builder()
+                .httpClient(ApacheHttpClient.create())
+                .region(Region.of(region))
+                .endpointOverride(URI.create(s3endpoint))
+                .credentialsProvider(StaticCredentialsProvider.create(credentials))
+                .build();
+
+        return s3Client.getObject(objectRequest, ResponseTransformer.toInputStream());
+    }
+
     public void deleteFileFromStorage(String filePath) {
         if (filePath == null || filePath.isEmpty()) {
             log.warn("Attempted to delete file with empty path");