[235360][ftp][ssh][local] Return proper "Root" IHostFile

rse/plugins/org.eclipse.rse.services.files.ftp/src/org/eclipse/rse/internal/services/files/ftp/FTPHostFile.java

@@ -22,6 +22,7 @@
  * Martin Oberhuber (Wind River) - [204669] Fix ftp path concatenation on systems using backslash separator
  * Javier Montalvo Orus (Symbian) - [198692] FTP should mark files starting with "." as hidden
  * David McKnight   (IBM)         - [209593] [api] add support for "file permissions" and "owner" properties for unix files
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  *******************************************************************************/
 
 package org.eclipse.rse.internal.services.files.ftp;
@@ -58,6 +59,9 @@ public class FTPHostFile implements IHostFile, IHostFilePermissionsContainer
 	{
 		_parentPath = parentPath;
 		_name = name;
+		if (name == null || name.length() == 0) {
+			throw new IllegalArgumentException();
+		}
 		_isDirectory = isDirectory;
 		_lastModified = lastModified;
 		_size = size;
@@ -180,16 +184,27 @@ public class FTPHostFile implements IHostFile, IHostFilePermissionsContainer
 	public void renameTo(String newAbsolutePath)
 	{
 		int i = newAbsolutePath.lastIndexOf("/"); //$NON-NLS-1$
-		if (i == -1)
+		if (i == -1) {
-		{
+			//Rename inside the same parent folder.
+			//FIXME is this really what was desired here? Or would we rename Roots?
+			//Renaming Roots isn't possible, I'd think.
 			_name = newAbsolutePath;
 		}
-		else
+		else if (i == 0) {
-		{
+			// Renaming a root folder
+			if (newAbsolutePath.length()==1) {
+				//rename to root "/" -- should this work?
+				_parentPath = null;
+				_isRoot = true;
+				_name = newAbsolutePath;
+			} else {
+				_parentPath = "/"; //$NON-NLS-1$
+				_name = newAbsolutePath.substring(i + 1);
+			}
+		} else {
 			_parentPath = newAbsolutePath.substring(0, i);
 			_name = newAbsolutePath.substring(i+1);
 		}
-		
 		_isArchive = internalIsArchive();
 	}
 

rse/plugins/org.eclipse.rse.services.files.ftp/src/org/eclipse/rse/internal/services/files/ftp/FTPService.java

@@ -77,6 +77,7 @@
  * Martin Oberhuber (Wind River) - [218040] FTP should support permission modification
  * Martin Oberhuber (Wind River) - [234045] FTP Permission Error Handling
  * Martin Oberhuber (Wind River) - [235463][ftp][dstore] Incorrect case sensitivity reported on windows-remote
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  ********************************************************************************/
 
 package org.eclipse.rse.internal.services.files.ftp;
@@ -321,6 +322,8 @@ public class FTPService extends AbstractFileService implements IFTPService, IFil
 	 * @throws SystemMessageException if information is lost
 	 */
 	protected String checkEncoding(String s) throws SystemMessageException {
+		if (s == null || s.length() == 0)
+			return s;
 		String encoding = _controlEncoding!=null ? _controlEncoding : getFTPClient().getControlEncoding();
 		try {
 			byte[] bytes = s.getBytes(encoding);
@@ -574,6 +577,12 @@ public class FTPService extends AbstractFileService implements IFTPService, IFil
 	 */
 	protected FTPHostFile getFileInternal(String remoteParent, String fileName, IProgressMonitor monitor) throws SystemMessageException
 	{
+		boolean isRoot = (remoteParent == null || remoteParent.length() == 0);
+		if (isRoot) {
+			// FTP doesn't really support getting properties of Roots yet. For
+			// now, return the root and claim it's existing.
+			return new FTPHostFile(remoteParent, fileName, true, true, 0, 0, true);
+		}
 		remoteParent = checkEncoding(remoteParent);
     	fileName = checkEncoding(fileName);
 		if (monitor!=null){
@@ -999,7 +1008,7 @@ public class FTPService extends AbstractFileService implements IFTPService, IFil
 			//Returning null in this case is safest, see also SftpFileService.
 			return null;
 		}
-		return new FTPHostFile("",_userHome,true,true,0,0,true); //$NON-NLS-1$
+		return new FTPHostFile(null, _userHome, true, true, 0, 0, true);
 	}
 
 	/*

rse/plugins/org.eclipse.rse.services.local/src/org/eclipse/rse/internal/services/local/files/LocalFileService.java

@@ -39,6 +39,7 @@
  * David McKnight   (IBM)        - [231211] Local xml file not opened when workspace encoding is different from local system encoding
  * Radoslav Gerganov (ProSyst)   - [230919] IFileService.delete() should not return a boolean
  * Martin Oberhuber (Wind River) - [233993] Improve EFS error reporting
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  *******************************************************************************/
 
 package org.eclipse.rse.internal.services.local.files;
@@ -782,7 +783,7 @@ public class LocalFileService extends AbstractFileService implements ILocalServi
 	{
 		String userHome  =System.getProperty("user.home"); //$NON-NLS-1$
 		File userHomeFile = new File(userHome);
-		return new LocalHostFile(userHomeFile);
+		return new LocalHostFile(userHomeFile, (userHomeFile.getParent() == null));
 	}
 
 
@@ -831,7 +832,8 @@ public class LocalFileService extends AbstractFileService implements ILocalServi
 
 		boolean isVirtualParent = false;
 		boolean isArchiveParent = false;
-		if (remoteParent != null) {
+		boolean isRoot = (remoteParent == null || remoteParent.length() == 0);
+		if (!isRoot) {
 			File remoteParentFile = new File(remoteParent);
 			if (!remoteParentFile.exists()) {
 				isVirtualParent = ArchiveHandlerManager.isVirtual(remoteParent);
@@ -841,8 +843,8 @@ public class LocalFileService extends AbstractFileService implements ILocalServi
 		}
 		if (!isVirtualParent && !isArchiveParent)
 		{
-			File file = remoteParent==null ? new File(name) : new File(remoteParent, name);
+			File file = isRoot ? new File(name) : new File(remoteParent, name);
-			return new LocalHostFile(file);
+			return new LocalHostFile(file, isRoot);
 		}
 		else
 		{

rse/plugins/org.eclipse.rse.services.ssh/src/org/eclipse/rse/internal/services/ssh/files/SftpFileService.java

@@ -31,6 +31,7 @@
  * Martin Oberhuber (Wind River) - [218042] Support UNIX permission modification on ssh
  * Martin Oberhuber (Wind River) - [233651] Make ssh delete throw proper exceptions
  * Martin Oberhuber (Wind River) - [235477][ssh] SftpFileService.createFolder() fails for file named "a?*"
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  *******************************************************************************/
 
 package org.eclipse.rse.internal.services.ssh.files;
@@ -446,6 +447,10 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 	 */
 	protected String concat(String parentDir, String fileName) {
 		// See also {@link SftpHostFile#getAbsolutePath()}
+		if (parentDir == null || parentDir.length() == 0) {
+			// Looking at a Root
+			return fileName;
+		}
 		StringBuffer path = new StringBuffer(parentDir);
 		if (!parentDir.endsWith("/")) //$NON-NLS-1$
 		{
@@ -483,7 +488,8 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 			throw new SystemLockTimeoutException(Activator.PLUGIN_ID);
 		}
 		if (node==null) {
-			node = new SftpHostFile(remoteParent, fileName, false, false, false, 0, 0);
+			boolean isRoot = (remoteParent == null || remoteParent.length() == 0);
+			node = new SftpHostFile(remoteParent, fileName, false, isRoot, false, 0, 0);
 			node.setExists(false);
 		}
 		return node;
@@ -566,8 +572,9 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 		SftpATTRS attrsTarget = attrs;
 		String linkTarget=null;
 		String canonicalPath = null;
-		if (attrs.isLink()) {
+		boolean isRoot = (parentPath == null || parentPath.length() == 0);
-			//check if the link points to a directory
+		if (attrs.isLink() && !isRoot) {
+			//check if the link points to a directory. Roots cannot be Links.
 			try {
 				String fullPath = concat(parentPath, fileName);
 				boolean readlinkDone = false;
@@ -615,8 +622,7 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 			}
 		}
 
-
+		SftpHostFile node = new SftpHostFile(parentPath, fileName, attrsTarget.isDir(), isRoot, attrs.isLink(), 1000L * attrs.getMTime(), attrs.getSize());
-		SftpHostFile node = new SftpHostFile(parentPath, fileName, attrsTarget.isDir(), false, attrs.isLink(), 1000L * attrs.getMTime(), attrs.getSize());
 		if (linkTarget!=null) {
 			node.setLinkTarget(linkTarget);
 		}
@@ -848,7 +854,7 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 				//Returning the home path as a Root is the safest we can do, since it will
 				//let users know what the home path is, and the "My Home" filter will be
 				//set to correct target. See also bug 204710.
-				return new SftpHostFile("", fUserHome, true, true, false, 0, 0); //$NON-NLS-1$
+				return new SftpHostFile(null, fUserHome, true, true, false, 0, 0);
 			}
 		}
 		//Bug 203490, bug 204710: Could not determine user home
@@ -856,7 +862,7 @@ public class SftpFileService extends AbstractFileService implements ISshService,
 	}
 
 	public IHostFile[] getRoots(IProgressMonitor monitor) {
-		IHostFile root = new SftpHostFile("/", "/", true, true, false, 0, 0); //$NON-NLS-1$ //$NON-NLS-2$
+		IHostFile root = new SftpHostFile(null, "/", true, true, false, 0, 0); //$NON-NLS-1$
 		return new IHostFile[] { root };
 	}
 

rse/plugins/org.eclipse.rse.services.ssh/src/org/eclipse/rse/internal/services/ssh/files/SftpHostFile.java

@@ -14,6 +14,7 @@
  * Contributors:
  * Martin Oberhuber (Wind River) - Adapted from FTPHostFile.
  * David McKnight   (IBM)        - [209593] [api] add support for "file permissions" and "owner" properties for unix files
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  *******************************************************************************/
 
 package org.eclipse.rse.internal.services.ssh.files;
@@ -49,6 +50,9 @@ public class SftpHostFile implements IHostFile, IHostFilePermissionsContainer {
 	public SftpHostFile(String parentPath, String name, boolean isDirectory, boolean isRoot, boolean isLink, long lastModified, long size) {
 		fParentPath = parentPath;
 		fName = name;
+		if (name == null || name.length() == 0) {
+			throw new IllegalArgumentException();
+		}
 		fIsDirectory = isDirectory;
 		fIsRoot = isRoot;
 		fLastModified = lastModified;
@@ -115,9 +119,25 @@ public class SftpHostFile implements IHostFile, IHostFilePermissionsContainer {
 	public void renameTo(String newAbsolutePath) {
 		int i = newAbsolutePath.lastIndexOf("/"); //$NON-NLS-1$
 		if (i == -1) {
+			//Rename inside the same parent folder.
+			//FIXME is this really what was desired here? Or would we rename Roots?
+			//Renaming Roots isn't possible, I'd think.
 			fName = newAbsolutePath;
 		}
-		else {
+		else if (i == 0) {
+			// Renaming a root folder
+			if (newAbsolutePath.length()==1) {
+				//rename to root "/" -- should this work?
+				fParentPath = null;
+				fIsRoot = true;
+				fName = newAbsolutePath;
+			} else {
+				fParentPath = "/"; //$NON-NLS-1$
+				fName = newAbsolutePath.substring(i + 1);
+			}
+			fParentPath = "/"; //$NON-NLS-1$
+			fName = newAbsolutePath.substring(i + 1);
+		} else {
 			fParentPath = newAbsolutePath.substring(0, i);
 			fName = newAbsolutePath.substring(i+1);
 		}

rse/plugins/org.eclipse.rse.subsystems.files.core/src/org/eclipse/rse/subsystems/files/core/servicesubsystem/FileServiceSubSystem.java

@@ -39,6 +39,7 @@
  * Martin Oberhuber (Wind River) - [221211] Fix markStale() for delete() operation with exceptions
  * David Dykstal (IBM) - [230821] fix IRemoteFileSubSystem API to be consistent with IFileService
  * Martin Oberhuber (Wind River) - [234038] Mark IRemoteFile stale when changing permissions
+ * Martin Oberhuber (Wind River) - [235360][ftp][ssh][local] Return proper "Root" IHostFile
  *******************************************************************************/
 
 package org.eclipse.rse.subsystems.files.core.servicesubsystem;
@@ -326,8 +327,9 @@ public class FileServiceSubSystem extends RemoteFileSubSystem implements IFileSe
 		}
 
 		IRemoteFile parent = null;
-		if (!userHome.getParentPath().equals(".")) //$NON-NLS-1$
+		if (!".".equals(userHome.getParentPath())) //$NON-NLS-1$
 		{
+			//note: parent path can be "null" if userHome is a Root
 			try
 			{
 				//parent = getRemoteFileObject(userHome.getParentPath());