chunk업로드 공통, 모델관리 수정

src/main/java/com/kamco/cd/kamcoback/common/enums/FileUploadStatus.java

@@ -0,0 +1,28 @@
+package com.kamco.cd.kamcoback.common.enums;
+
+import com.kamco.cd.kamcoback.common.utils.enums.CodeExpose;
+import com.kamco.cd.kamcoback.common.utils.enums.EnumType;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@CodeExpose
+@Getter
+@AllArgsConstructor
+public enum FileUploadStatus implements EnumType {
+  INIT("초기화"),
+  UPLOADING("업로드중"),
+  DONE("업로드완료"),
+  MERGED("병합완료");
+
+  private final String desc;
+
+  @Override
+  public String getId() {
+    return name();
+  }
+
+  @Override
+  public String getText() {
+    return desc;
+  }
+}

src/main/java/com/kamco/cd/kamcoback/common/utils/FIleChecker.java

@@ -29,6 +29,7 @@ import lombok.Getter;
 import org.apache.commons.io.FilenameUtils;
 import org.geotools.coverage.grid.GridCoverage2D;
 import org.geotools.gce.geotiff.GeoTiffReader;
+import org.springframework.util.FileSystemUtils;
 import org.springframework.web.multipart.MultipartFile;
 
 public class FIleChecker {
@@ -489,6 +490,23 @@ public class FIleChecker {
     return true;
   }
 
+  public static boolean multipartChunkSaveTo(MultipartFile mfile, String targetPath, int chunkIndex) {
+    File dest = new File(targetPath, String.valueOf(chunkIndex));
+
+    boolean fileUpload = true;
+    try {
+      mfile.transferTo(dest);
+    } catch (IOException e) {
+      return false;
+    }
+
+    return true;
+  }
+
+  public static boolean deleteFolder(String path) {
+    return FileSystemUtils.deleteRecursively(new File(path));
+  }
+
   public static boolean validationMultipart(MultipartFile mfile) {
     // 파일 유효성 검증
     if (mfile == null || mfile.isEmpty() || mfile.getSize() == 0) {