/** * Copy a file to another using VFS. * * @param progress the progress observer. It could be null if you don't want to monitor progress. * If not null you should probably launch this command in a WorkThread * @param sourceVFS the source VFS * @param sourceSession the VFS session * @param sourcePath the source path * @param targetVFS the target VFS * @param targetSession the target session * @param targetPath the target path * @param comp comp The component that will parent error dialog boxes * @param canStop could this copy be stopped ? * @return true if the copy was successful * @throws IOException IOException If an I/O error occurs * @since jEdit 4.3pre3 */ public static boolean copy( ProgressObserver progress, VFS sourceVFS, Object sourceSession, String sourcePath, VFS targetVFS, Object targetSession, String targetPath, Component comp, boolean canStop) throws IOException { if (progress != null) progress.setStatus("Initializing"); InputStream in = null; OutputStream out = null; try { VFSFile sourceVFSFile = sourceVFS._getFile(sourceSession, sourcePath, comp); if (sourceVFSFile == null) throw new FileNotFoundException(sourcePath); if (progress != null) { progress.setMaximum(sourceVFSFile.getLength()); } VFSFile targetVFSFile = targetVFS._getFile(targetSession, targetPath, comp); if (targetVFSFile.getType() == VFSFile.DIRECTORY) { if (targetVFSFile.getPath().equals(sourceVFSFile.getPath())) return false; targetPath = MiscUtilities.constructPath(targetPath, sourceVFSFile.getName()); } in = new BufferedInputStream( sourceVFS._createInputStream(sourceSession, sourcePath, false, comp)); out = new BufferedOutputStream(targetVFS._createOutputStream(targetSession, targetPath, comp)); boolean copyResult = IOUtilities.copyStream(IOBUFSIZE, progress, in, out, canStop); VFSManager.sendVFSUpdate(targetVFS, targetPath, true); return copyResult; } finally { IOUtilities.closeQuietly(in); IOUtilities.closeQuietly(out); } }