chore: improve rm -rf

src/main/kotlin/app/termora/transfer/CommandTransfer.kt

@@ -0,0 +1,34 @@
+package app.termora.transfer
+
+import org.apache.sshd.sftp.client.fs.SftpFileSystem
+import org.apache.sshd.sftp.client.fs.SftpPath
+import kotlin.math.max
+
+
+class CommandTransfer(
+    parentId: String,
+    path: SftpPath,
+    isDirectory: Boolean,
+    private val size: Long,
+    val command: String,
+) : AbstractTransfer(parentId, path, path, isDirectory) {
+
+    private var executed = false
+
+    override suspend fun transfer(bufferSize: Int): Long {
+        if (executed) return 0
+        val fs = source().fileSystem as SftpFileSystem
+        fs.session.executeRemoteCommand(command)
+        executed = true
+        return this.size()
+    }
+
+    override fun scanning(): Boolean {
+        return false
+    }
+
+    override fun size(): Long {
+        return max(size, 1)
+    }
+
+}

src/main/kotlin/app/termora/transfer/DefaultInternalTransferManager.kt

@@ -11,6 +11,7 @@ import kotlinx.coroutines.swing.Swing
 import kotlinx.coroutines.withContext
 import org.apache.commons.lang3.StringUtils
 import org.apache.commons.lang3.time.DateFormatUtils
+import org.apache.sshd.sftp.client.fs.SftpPath
 import org.slf4j.LoggerFactory
 import java.awt.Component
 import java.awt.Dimension
@@ -31,6 +32,7 @@ import kotlin.collections.ArrayDeque
 import kotlin.collections.List
 import kotlin.collections.Set
 import kotlin.collections.isNotEmpty
+import kotlin.io.path.absolutePathString
 import kotlin.io.path.exists
 import kotlin.io.path.name
 import kotlin.io.path.pathString
@@ -267,8 +269,8 @@ class DefaultInternalTransferManager(
 
         val isDirectory = pair.second.isDirectory
         val path = pair.first
-        if (isDirectory.not()) {
+        if (isDirectory.not() || mode == TransferMode.Rmrf) {
-            val transfer = createTransfer(path, workdir.resolve(path.name), false, StringUtils.EMPTY, mode, action)
+            val transfer = createTransfer(path, workdir.resolve(path.name), isDirectory, StringUtils.EMPTY, mode, action)
             return if (transferManager.addTransfer(transfer)) FileVisitResult.CONTINUE else FileVisitResult.TERMINATE
         }
 
@@ -363,14 +365,25 @@ class DefaultInternalTransferManager(
         action:TransferAction,
         permissions: Set<PosixFilePermission>? = null
     ): Transfer {
-        if (mode == TransferMode.Delete) {
+        when {
+            mode == TransferMode.Delete -> {
                 return DeleteTransfer(
                     parentId,
                     source,
                     isDirectory,
                     if (isDirectory) 1 else Files.size(source)
                 )
-        } else if (mode == TransferMode.ChangePermission) {
+            }
+            mode == TransferMode.Rmrf -> {
+                return CommandTransfer(
+                    parentId,
+                    source as SftpPath,
+                    isDirectory,
+                    if (isDirectory) 1 else Files.size(source),
+                    "rm -rf ${source.absolutePathString()}",
+                )
+            }
+            mode == TransferMode.ChangePermission -> {
                 if (permissions == null) throw IllegalStateException()
                 return ChangePermissionTransfer(
                     parentId,
@@ -380,16 +393,14 @@ class DefaultInternalTransferManager(
                     size = if (isDirectory) 1 else Files.size(target)
                 )
             }
-
+            isDirectory -> {
-        if (isDirectory) {
                 return DirectoryTransfer(
                     parentId = parentId,
                     source = source,
                     target = target,
                 )
             }
-
+            else -> return FileTransfer(
-        return FileTransfer(
                 parentId = parentId,
                 source = source,
                 target = target,
@@ -397,6 +408,7 @@ class DefaultInternalTransferManager(
                 size = Files.size(source)
             )
         }
+    }
 
 
 }

src/main/kotlin/app/termora/transfer/InternalTransferManager.kt

@@ -9,6 +9,7 @@ interface InternalTransferManager {
         Delete,
         Transfer,
         ChangePermission,
+        Rmrf,
     }
 
     /**

src/main/kotlin/app/termora/transfer/TransferTreeTableNode.kt

@@ -77,15 +77,17 @@ class TransferTreeTableNode(transfer: Transfer) : DefaultMutableTreeTableNode(tr
 
     private fun formatPath(path: Path, target: Boolean): String {
         if (target) {
-            if (transfer is DeleteTransfer) {
+            when (transfer) {
-                return I18n.getString("termora.transport.sftp.status.deleting")
+                is DeleteTransfer -> return I18n.getString("termora.transport.sftp.status.deleting")
-            } else if (transfer is ChangePermissionTransfer) {
+                is CommandTransfer -> return (transfer as CommandTransfer).command
+                is ChangePermissionTransfer -> {
                     val permissions = (transfer as ChangePermissionTransfer).permissions
                     // @formatter:off
                     return "${I18n.getString("termora.transport.table.permissions")} -> ${PosixFilePermissions.toString(permissions)}"
                     // @formatter:on
                 }
             }
+        }
 
         if (path.fileSystem == FileSystems.getDefault()) {
             return path.absolutePathString()
@@ -95,7 +97,7 @@ class TransferTreeTableNode(transfer: Transfer) : DefaultMutableTreeTableNode(tr
     }
 
     private fun formatStatus(state: State): String {
-        if (transfer is DeleteTransfer && state == State.Processing) {
+        if ((transfer is DeleteTransfer || transfer is CommandTransfer) && state == State.Processing) {
             return I18n.getString("termora.transport.sftp.status.deleting")
         }
 

src/main/kotlin/app/termora/transfer/TransportPanel.kt

@@ -18,7 +18,6 @@ import org.apache.commons.lang3.ArrayUtils
 import org.apache.commons.lang3.StringUtils
 import org.apache.commons.lang3.exception.ExceptionUtils
 import org.apache.commons.lang3.time.DateFormatUtils
-import org.apache.sshd.sftp.client.fs.SftpFileSystem
 import org.apache.sshd.sftp.client.fs.WithFileAttributes
 import org.jdesktop.swingx.JXBusyLabel
 import org.jdesktop.swingx.JXPanel
@@ -34,7 +33,6 @@ import java.awt.event.*
 import java.beans.PropertyChangeEvent
 import java.beans.PropertyChangeListener
 import java.io.File
-import java.io.OutputStream
 import java.nio.file.FileSystem
 import java.nio.file.FileSystems
 import java.nio.file.Files
@@ -1023,16 +1021,7 @@ class TransportPanel(
                 val target = source.parent.resolve(e.source.toString())
                 processPath(e.source.toString()) { source.moveTo(target) }
             } else if (actionCommand == TransportPopupMenu.ActionCommand.Rmrf) {
-                processPath(StringUtils.EMPTY) {
+                transferManager.addTransfer(files, InternalTransferManager.TransferMode.Rmrf)
-                    val session = (_fileSystem as SftpFileSystem).clientSession
-                    for (path in files.map { it.first }) {
-                        session.executeRemoteCommand(
-                            "rm -rf '${path.absolutePathString()}'",
-                            OutputStream.nullOutputStream(),
-                            Charsets.UTF_8
-                        )
-                    }
-                }
             } else if (actionCommand == TransportPopupMenu.ActionCommand.ChangePermissions) {
                 val c = e.source as TransportPopupMenu.ChangePermission
                 val path = files.first().first