diff --git a/file-common/pom.xml b/file-common/pom.xml
index 8abd588..d59b80d 100644
--- a/file-common/pom.xml
+++ b/file-common/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>com.github.junrar</groupId>
             <artifactId>junrar</artifactId>
-            <version>7.3.0</version>
+            <version>7.4.0</version>
         </dependency>
 
         <!-- spring boot依赖包-->
diff --git a/file-common/src/main/java/com/qiwenshare/common/cbb/ChunkUploader.java b/file-common/src/main/java/com/qiwenshare/common/cbb/ChunkUploader.java
deleted file mode 100644
index 682c933..0000000
--- a/file-common/src/main/java/com/qiwenshare/common/cbb/ChunkUploader.java
+++ /dev/null
@@ -1,90 +0,0 @@
-package com.qiwenshare.common.cbb;
-
-import org.apache.commons.codec.digest.DigestUtils;
-import org.apache.commons.io.FileUtils;
-import org.apache.commons.lang3.StringUtils;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.RandomAccessFile;
-import java.nio.ByteBuffer;
-import java.nio.channels.FileChannel;
-import java.util.UUID;
-
-public class ChunkUploader {
-
-    public String chunkUploadByMappedByteBuffer(MultipartFileParam param, String filePath) throws IOException, NotSameFileExpection {
-
-        if (param.getTaskId() == null || "".equals(param.getTaskId())) {
-            param.setTaskId(UUID.randomUUID().toString());
-        }
-
-        String fileName = param.getFile().getOriginalFilename();
-        String tempFileName = param.getTaskId() + fileName.substring(fileName.lastIndexOf(".")) + "_tmp";
-        File fileDir = new File(filePath);
-        if (!fileDir.exists()) {
-            fileDir.mkdirs();
-        }
-        File tempFile = new File(filePath, tempFileName);
-        //第一步 打开将要写入的文件
-        RandomAccessFile raf = new RandomAccessFile(tempFile, "rw");
-        //第二步 打开通道
-        FileChannel fileChannel = raf.getChannel();
-        //第三步 计算偏移量
-        long position = (param.getChunkNumber() - 1) * param.getChunkSize();
-        //第四步 获取分片数据
-        byte[] fileData = param.getFile().getBytes();
-        //第五步 写入数据
-        fileChannel.position(position);
-        fileChannel.write(ByteBuffer.wrap(fileData));
-        fileChannel.force(true);
-        fileChannel.close();
-        raf.close();
-        //判断是否完成文件的传输并进行校验与重命名
-        boolean isComplete = checkUploadStatus(param, fileName, filePath);
-        if (isComplete) {
-            FileInputStream fileInputStream = new FileInputStream(tempFile.getPath());
-            String md5 = DigestUtils.md5Hex(fileInputStream);
-            fileInputStream.close();
-            if (StringUtils.isNotBlank(md5) && !md5.equals(param.getIdentifier())) {
-                throw new NotSameFileExpection();
-            }
-            renameFile(tempFile, fileName);
-            return fileName;
-        }
-        return null;
-    }
-
-    public void renameFile(File toBeRenamed, String toFileNewName) {
-        if (!toBeRenamed.exists() || toBeRenamed.isDirectory()) {
-            System.err.println("文件不存在");
-            return;
-        }
-        String p = toBeRenamed.getParent();
-        File newFile = new File(p + File.separatorChar + toFileNewName);
-        toBeRenamed.renameTo(newFile);
-    }
-
-    public boolean checkUploadStatus(MultipartFileParam param, String fileName, String filePath) throws IOException {
-        File confFile = new File(filePath, fileName + ".conf");
-        confFile.createNewFile();
-        RandomAccessFile confAccessFile = new RandomAccessFile(confFile, "rw");
-        //设置文件长度
-        confAccessFile.setLength(param.getTotalChunks());
-        //设置起始偏移量
-        confAccessFile.seek(param.getChunkNumber() - 1);
-        //将指定的一个字节写入文件中 127，
-        confAccessFile.write(Byte.MAX_VALUE);
-        byte[] completeStatusList = FileUtils.readFileToByteArray(confFile);
-        confAccessFile.close();//不关闭会造成无法占用
-        //创建conf文件文件长度为总分片数，每上传一个分块即向conf文件中写入一个127，那么没上传的位置就是默认的0,已上传的就是127
-        for (int i = 0; i < completeStatusList.length; i++) {
-            if (completeStatusList[i] != Byte.MAX_VALUE) {
-                return false;
-            }
-        }
-        confFile.delete();
-        return true;
-    }
-}
diff --git a/file-common/src/main/java/com/qiwenshare/common/cbb/MultipartFileParam.java b/file-common/src/main/java/com/qiwenshare/common/cbb/MultipartFileParam.java
deleted file mode 100644
index fda56ac..0000000
--- a/file-common/src/main/java/com/qiwenshare/common/cbb/MultipartFileParam.java
+++ /dev/null
@@ -1,60 +0,0 @@
-package com.qiwenshare.common.cbb;
-
-import org.springframework.web.multipart.MultipartFile;
- 
-public class MultipartFileParam {
-    private String taskId;
-    private int chunkNumber;
-    private long chunkSize;
-    private int totalChunks;
-    private String identifier;
-    private MultipartFile file;
- 
-    public String getTaskId() {
-        return taskId;
-    }
- 
-    public void setTaskId(String taskId) {
-        this.taskId = taskId;
-    }
- 
-    public int getChunkNumber() {
-        return chunkNumber;
-    }
- 
-    public void setChunkNumber(int chunkNumber) {
-        this.chunkNumber = chunkNumber;
-    }
- 
-    public long getChunkSize() {
-        return chunkSize;
-    }
- 
-    public void setChunkSize(long chunkSize) {
-        this.chunkSize = chunkSize;
-    }
- 
-    public int getTotalChunks() {
-        return totalChunks;
-    }
- 
-    public void setTotalChunks(int totalChunks) {
-        this.totalChunks = totalChunks;
-    }
- 
-    public String getIdentifier() {
-        return identifier;
-    }
- 
-    public void setIdentifier(String identifier) {
-        this.identifier = identifier;
-    }
- 
-    public MultipartFile getFile() {
-        return file;
-    }
- 
-    public void setFile(MultipartFile file) {
-        this.file = file;
-    }
-}
\ No newline at end of file