diff --git a/library-common/libs/commons-net-3.3.jar b/library-common/libs/commons-net-3.3.jar
deleted file mode 100644
index f4f19a9..0000000
Binary files a/library-common/libs/commons-net-3.3.jar and /dev/null differ
diff --git a/library-common/src/main/java/com/common/commonlib/utils/FTPUtils.kt b/library-common/src/main/java/com/common/commonlib/utils/FTPUtils.kt
deleted file mode 100644
index 5f84163..0000000
--- a/library-common/src/main/java/com/common/commonlib/utils/FTPUtils.kt
+++ /dev/null
@@ -1,136 +0,0 @@
-package com.common.commonlib.utils
-
-import org.apache.commons.net.ftp.FTP
-import org.apache.commons.net.ftp.FTPClient
-import org.apache.commons.net.ftp.FTPReply
-import java.io.BufferedOutputStream
-import java.io.FileInputStream
-import java.io.FileOutputStream
-import java.io.IOException
-
-/**
- * FTP工具类
- *
- * @author wangym
- * @since 2021/7/28
- */
-object FTPUtils {
-    /**
-     * 默认缓冲池大小
-     */
-    private const val DEFAULT_BUFFER_SIZE = 1024 * 10
-
-    /**
-     * 默认编码模式
-     */
-    private const val DEFAULT_ENCODING = "UTF-8"
-
-    /**
-     * 结果
-     */
-    enum class RESULT { SUCCESS, FAILED }
-
-    /**
-     * ftp上传
-     * @param url    ftp地址
-     * @param port  ftp连接端口号
-     * @param username  登录用户名
-     * @param password  登录密码
-     * @param fileNamePath  本地文件保存路径
-     * @param fileName  本地文件名
-     * @return
-     */
-    fun ftpUpload(
-        url: String?,
-        port: String,
-        username: String?,
-        password: String?,
-        fileNamePath: String,
-        fileName: String
-    ): RESULT {
-        val ftpClient = FTPClient()
-        val fis: FileInputStream?
-        var returnMessage = RESULT.FAILED
-        try {
-            ftpClient.connect(url, port.toInt())
-            val loginResult = ftpClient.login(username, password)
-            val returnCode = ftpClient.replyCode
-            if (loginResult && FTPReply.isPositiveCompletion(returnCode)) { // 如果登录成功
-                ftpClient.bufferSize = DEFAULT_BUFFER_SIZE
-                ftpClient.controlEncoding = DEFAULT_ENCODING
-                ftpClient.setFileType(FTP.BINARY_FILE_TYPE)
-                ftpClient.enterLocalPassiveMode()
-                fis = FileInputStream(fileNamePath + fileName)
-                ftpClient.storeFile(fileName, fis)
-                returnMessage = RESULT.SUCCESS //上传成功
-            } else { // 如果登录失败
-                returnMessage = RESULT.FAILED
-            }
-        } catch (e: IOException) {
-            e.printStackTrace()
-            returnMessage = RESULT.FAILED
-        } finally {
-            try {
-                ftpClient.disconnect()
-            } catch (e: IOException) {
-                e.printStackTrace()
-                throw RuntimeException("关闭FTP连接发生异常！", e)
-            }
-        }
-        return returnMessage
-    }
-
-    /**
-     * ftp下载
-     * @param url
-     * @param port
-     * @param username
-     * @param password
-     * @param filePath 存放文件的路径
-     * @param FTP_file 要下载的文件名
-     * @param SD_file 本地文件名
-     */
-    fun ftpDown(
-        url: String?,
-        port: Int,
-        username: String?,
-        password: String?,
-        filePath: String,
-        FTP_file: String?,
-        SD_file: String
-    ): RESULT {
-        val buffOut: BufferedOutputStream?
-        val ftpClient = FTPClient()
-        var returnMessage = RESULT.FAILED
-        try {
-            ftpClient.connect(url, port)
-            val loginResult = ftpClient.login(username, password)
-            val returnCode = ftpClient.replyCode
-            if (loginResult && FTPReply.isPositiveCompletion(returnCode)) { // 如果登录成功
-                ftpClient.bufferSize = DEFAULT_BUFFER_SIZE
-                ftpClient.controlEncoding = DEFAULT_ENCODING
-                ftpClient.enterLocalPassiveMode()
-                buffOut = BufferedOutputStream(FileOutputStream(filePath + SD_file), 8 * 1024)
-                ftpClient.retrieveFile(FTP_file, buffOut)
-                buffOut.flush()
-                buffOut.close()
-                ftpClient.logout()
-                ftpClient.disconnect()
-                returnMessage = RESULT.SUCCESS //上传成功
-            } else { // 如果登录失败
-                returnMessage = RESULT.FAILED
-            }
-        } catch (e: IOException) {
-            e.printStackTrace()
-            throw java.lang.RuntimeException("FTP客户端出错！", e)
-        } finally {
-            try {
-                ftpClient.disconnect()
-            } catch (e: IOException) {
-                e.printStackTrace()
-                throw java.lang.RuntimeException("关闭FTP连接发生异常！", e)
-            }
-        }
-        return returnMessage
-    }
-}
\ No newline at end of file