Example usage for org.apache.commons.net.ftp FTPClient listFiles

List of usage examples for org.apache.commons.net.ftp FTPClient listFiles

Introduction

In this page you can find the example usage for org.apache.commons.net.ftp FTPClient listFiles.

Prototype

public FTPFile[] listFiles() throws IOException 

Source Link

Document

Using the default system autodetect mechanism, obtain a list of file information for the current working directory.

Usage

From source file:com.thebigbang.ftpclient.FTPOperation.java

/**
 * will force keep the device turned on for all the operation duration.
 * @param params/* ww w .j a  v  a2  s .  com*/
 * @return 
 */
@SuppressLint("Wakelock")
@SuppressWarnings("deprecation")
@Override
protected Boolean doInBackground(FTPBundle... params) {
    Thread.currentThread().setName("FTPOperationWorker");
    for (final FTPBundle bundle : params) {

        FTPClient ftp = new FTPClient();
        PowerManager pw = (PowerManager) ctx.getSystemService(Context.POWER_SERVICE);
        WakeLock w = pw.newWakeLock(PowerManager.FULL_WAKE_LOCK, "FTP Client");
        try {
            // setup ftp connection:
            InetAddress addr = InetAddress.getByName(bundle.FTPServerHost);
            //set here the timeout.
            TimeoutThread timeout = new TimeoutThread(_timeOut, new FTPTimeout() {
                @Override
                public void Occurred(TimeoutException e) {
                    bundle.Exception = e;
                    bundle.OperationStatus = FTPOperationStatus.Failed;
                    publishProgress(bundle);
                }
            });
            timeout.start();
            ftp.connect(addr, bundle.FTPServerPort);
            int reply = ftp.getReplyCode();
            timeout.Stop();
            if (!FTPReply.isPositiveCompletion(reply)) {
                throw new IOException("connection refuse");
            }
            ftp.login(bundle.FTPCredentialUsername, bundle.FTPCredentialPassword);
            if (bundle.OperationType == FTPOperationType.Connect) {
                bundle.OperationStatus = FTPOperationStatus.Succed;
                publishProgress(bundle);
                continue;
            }
            ftp.setFileType(FTP.BINARY_FILE_TYPE);
            ftp.enterLocalPassiveMode();

            w.acquire();
            // then switch between enum of operation types.
            if (bundle.OperationType == FTPOperationType.RetrieveFilesFoldersList) {
                ftp.changeWorkingDirectory(bundle.RemoteWorkingDirectory);
                bundle.FilesOnCurrentPath = ftp.listFiles();
                bundle.FoldersOnCurrentPath = ftp.listDirectories();
                bundle.OperationStatus = FTPOperationStatus.Succed;
            } else if (bundle.OperationType == FTPOperationType.RetrieveFolderList) {
                ftp.changeWorkingDirectory(bundle.RemoteWorkingDirectory);
                bundle.FoldersOnCurrentPath = ftp.listDirectories();
                bundle.OperationStatus = FTPOperationStatus.Succed;
            } else if (bundle.OperationType == FTPOperationType.RetrieveFileList) {
                ftp.changeWorkingDirectory(bundle.RemoteWorkingDirectory);
                bundle.FilesOnCurrentPath = ftp.listFiles();
                bundle.OperationStatus = FTPOperationStatus.Succed;
            } else if (bundle.OperationType == FTPOperationType.GetData) {
                String finalFPFi = bundle.LocalFilePathName;
                // The remote filename to be downloaded.
                if (bundle.LocalWorkingDirectory != null && bundle.LocalWorkingDirectory != "") {
                    File f = new File(bundle.LocalWorkingDirectory);
                    f.mkdirs();

                    finalFPFi = bundle.LocalWorkingDirectory + finalFPFi;
                }
                FileOutputStream fos = new FileOutputStream(finalFPFi);

                // Download file from FTP server
                String finalFileN = bundle.RemoteFilePathName;
                if (bundle.RemoteWorkingDirectory != null && bundle.RemoteWorkingDirectory != "") {
                    finalFileN = bundle.RemoteWorkingDirectory + finalFileN;
                }
                boolean b = ftp.retrieveFile(finalFileN, fos);
                if (b)
                    bundle.OperationStatus = FTPOperationStatus.Succed;
                else
                    bundle.OperationStatus = FTPOperationStatus.Failed;
                fos.close();

            } else if (bundle.OperationType == FTPOperationType.SendData) {
                InputStream istr = new FileInputStream(bundle.LocalFilePathName);
                ftp.changeWorkingDirectory(bundle.RemoteWorkingDirectory);
                Boolean b = ftp.storeFile(bundle.RemoteFilePathName, istr);
                istr.close();
                if (b)
                    bundle.OperationStatus = FTPOperationStatus.Succed;
                else
                    bundle.OperationStatus = FTPOperationStatus.Failed;
            } else if (bundle.OperationType == FTPOperationType.DeleteData) {
                throw new IOException("DeleteData is Not yet implemented");
            }

            ftp.disconnect();
            // then finish/return.
            //publishProgress(bundle);
        } catch (IOException e) {
            e.printStackTrace();
            bundle.Exception = e;
            bundle.OperationStatus = FTPOperationStatus.Failed;
        }
        try {
            w.release();
        } catch (RuntimeException ex) {
            ex.printStackTrace();
        }
        publishProgress(bundle);
    }
    return true;
}

From source file:com.github.carlosrubio.org.apache.tools.ant.taskdefs.optional.net.FTP.java

/**
 *  find a suitable name for local and remote temporary file
 *//*from  w  w  w  .ja v a2 s.com*/
private File findFileName(FTPClient ftp) {
    FTPFile[] theFiles = null;
    final int maxIterations = 1000;
    for (int counter = 1; counter < maxIterations; counter++) {
        File localFile = FILE_UTILS.createTempFile("ant" + Integer.toString(counter), ".tmp", null, false,
                false);
        String fileName = localFile.getName();
        boolean found = false;
        try {
            if (theFiles == null) {
                theFiles = ftp.listFiles();
            }
            for (int counter2 = 0; counter2 < theFiles.length; counter2++) {
                if (theFiles[counter2] != null && theFiles[counter2].getName().equals(fileName)) {
                    found = true;
                    break;
                }
            }
        } catch (IOException ioe) {
            throw new BuildException(ioe, getLocation());
        }
        if (!found) {
            localFile.deleteOnExit();
            return localFile;
        }
    }
    return null;
}

From source file:net.yacy.grid.io.assets.FTPStorageFactory.java

public FTPStorageFactory(String server, int port, String username, String password, boolean deleteafterread)
        throws IOException {
    this.server = server;
    this.username = username == null ? "" : username;
    this.password = password == null ? "" : password;
    this.port = port;
    this.deleteafterread = deleteafterread;

    this.ftpClient = new Storage<byte[]>() {

        @Override//w  w w  . j  a v  a2  s.c om
        public void checkConnection() throws IOException {
            return;
        }

        private FTPClient initConnection() throws IOException {
            FTPClient ftp = new FTPClient();
            ftp.setDataTimeout(3000);
            ftp.setConnectTimeout(20000);
            if (FTPStorageFactory.this.port < 0 || FTPStorageFactory.this.port == DEFAULT_PORT) {
                ftp.connect(FTPStorageFactory.this.server);
            } else {
                ftp.connect(FTPStorageFactory.this.server, FTPStorageFactory.this.port);
            }
            ftp.enterLocalPassiveMode(); // the server opens a data port to which the client conducts data transfers
            int reply = ftp.getReplyCode();
            if (!FTPReply.isPositiveCompletion(reply)) {
                if (ftp != null)
                    try {
                        ftp.disconnect();
                    } catch (Throwable ee) {
                    }
                throw new IOException("bad connection to ftp server: " + reply);
            }
            if (!ftp.login(FTPStorageFactory.this.username, FTPStorageFactory.this.password)) {
                if (ftp != null)
                    try {
                        ftp.disconnect();
                    } catch (Throwable ee) {
                    }
                throw new IOException("login failure");
            }
            ftp.setFileType(FTP.BINARY_FILE_TYPE);
            ftp.setBufferSize(8192);
            return ftp;
        }

        @Override
        public StorageFactory<byte[]> store(String path, byte[] asset) throws IOException {
            long t0 = System.currentTimeMillis();
            FTPClient ftp = initConnection();
            try {
                long t1 = System.currentTimeMillis();
                String file = cdPath(ftp, path);
                long t2 = System.currentTimeMillis();
                ftp.enterLocalPassiveMode();
                boolean success = ftp.storeFile(file, new ByteArrayInputStream(asset));
                long t3 = System.currentTimeMillis();
                if (!success)
                    throw new IOException("storage to path " + path + " was not successful (storeFile=false)");
                Data.logger.debug("FTPStorageFactory.store ftp store successfull: check connection = "
                        + (t1 - t0) + ", cdPath = " + (t2 - t1) + ", store = " + (t3 - t2));
            } catch (IOException e) {
                throw e;
            } finally {
                if (ftp != null)
                    try {
                        ftp.disconnect();
                    } catch (Throwable ee) {
                    }
            }
            return FTPStorageFactory.this;
        }

        @Override
        public Asset<byte[]> load(String path) throws IOException {
            FTPClient ftp = initConnection();
            ByteArrayOutputStream baos = null;
            byte[] b = null;
            try {
                String file = cdPath(ftp, path);
                baos = new ByteArrayOutputStream();
                ftp.retrieveFile(file, baos);
                b = baos.toByteArray();
                if (FTPStorageFactory.this.deleteafterread)
                    try {
                        boolean deleted = ftp.deleteFile(file);
                        FTPFile[] remaining = ftp.listFiles();
                        if (remaining.length == 0) {
                            ftp.cwd("/");
                            if (path.startsWith("/"))
                                path = path.substring(1);
                            int p = path.indexOf('/');
                            if (p > 0)
                                path = path.substring(0, p);
                            ftp.removeDirectory(path);
                        }
                    } catch (Throwable e) {
                        Data.logger.warn("FTPStorageFactory.load failed to remove asset " + path, e);
                    }
            } catch (IOException e) {
                throw e;
            } finally {
                if (ftp != null)
                    try {
                        ftp.disconnect();
                    } catch (Throwable ee) {
                    }
            }
            return new Asset<byte[]>(FTPStorageFactory.this, b);
        }

        @Override
        public void close() {
        }

        private String cdPath(FTPClient ftp, String path) throws IOException {
            int success_code = ftp.cwd("/");
            if (success_code >= 300)
                throw new IOException("cannot cd into " + path + ": " + success_code);
            if (path.length() == 0 || path.equals("/"))
                return "";
            if (path.charAt(0) == '/')
                path = path.substring(1); // we consider that all paths are absolute to / (home)
            int p;
            while ((p = path.indexOf('/')) > 0) {
                String dir = path.substring(0, p);
                int code = ftp.cwd(dir);
                if (code >= 300) {
                    // path may not exist, try to create the path
                    boolean success = ftp.makeDirectory(dir);
                    if (!success)
                        throw new IOException("unable to create directory " + dir + " for path " + path);
                    code = ftp.cwd(dir);
                    if (code >= 300)
                        throw new IOException("unable to cwd into directory " + dir + " for path " + path);
                }
                path = path.substring(p + 1);
            }
            return path;
        }
    };
}

From source file:nz.govt.natlib.ndha.common.FileUtils.java

public static void removeFTPDirectory(FTPClient ftpClient, String directoryName) {
    try {// w  w w  .ja v a  2  s .  c  o  m
        ftpClient.changeWorkingDirectory(directoryName);
        for (FTPFile file : ftpClient.listFiles()) {
            if (file.isDirectory()) {
                FileUtils.removeFTPDirectory(ftpClient, file.getName());
            } else {
                log.debug("Deleting " + file.getName());
                ftpClient.deleteFile(file.getName());
            }
        }
        ftpClient.changeWorkingDirectory(directoryName);
        ftpClient.changeToParentDirectory();
        log.debug("Deleting " + directoryName);
        ftpClient.removeDirectory(directoryName);
    } catch (Exception ex) {

    }
}

From source file:org.alfresco.bm.file.FtpTestFileService.java

/**
 * Does a listing of files on the FTP server
 *///from   w w w. ja v a2  s.  c  om
@Override
protected List<FileData> listRemoteFiles() {
    // Get a list of files from the FTP server
    FTPClient ftp = null;
    FTPFile[] ftpFiles = new FTPFile[0];
    try {
        ftp = getFTPClient();
        if (!ftp.changeWorkingDirectory(ftpPath)) {
            throw new IOException("Failed to change directory (leading '/' could be a problem): " + ftpPath);
        }
        ftpFiles = ftp.listFiles();
    } catch (IOException e) {
        throw new RuntimeException("FTP file listing failed: " + this, e);
    } finally {
        try {
            if (null != ftp) {
                ftp.logout();
                ftp.disconnect();
            }
        } catch (IOException e) {
            logger.warn("Failed to close FTP connection: " + e.getMessage());
        }
    }
    // Index each of the files
    List<FileData> remoteFileDatas = new ArrayList<FileData>(ftpFiles.length);
    for (FTPFile ftpFile : ftpFiles) {
        String ftpFilename = ftpFile.getName();
        // Watch out for . and ..
        if (ftpFilename.equals(".") || ftpFilename.equals("..")) {
            continue;
        }
        String ftpExtension = FileData.getExtension(ftpFilename);
        long ftpSize = ftpFile.getSize();

        FileData remoteFileData = new FileData();
        remoteFileData.setRemoteName(ftpFilename);
        remoteFileData.setExtension(ftpExtension);
        remoteFileData.setSize(ftpSize);

        remoteFileDatas.add(remoteFileData);
    }
    // Done
    return remoteFileDatas;
}

From source file:org.alfresco.filesys.FTPServerTest.java

/**
 * Simple negative test that connects to the inbuilt ftp server and attempts to 
 * log on with the wrong password./* ww w .  j a va 2  s  . co m*/
 * 
 * @throws Exception
 */
public void testFTPConnectNegative() throws Exception {
    logger.debug("Start testFTPConnectNegative");

    FTPClient ftp = connectClient();

    try {
        int reply = ftp.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            fail("FTP server refused connection.");
        }

        boolean login = ftp.login(USER_ADMIN, "garbage");
        assertFalse("admin login successful", login);

        // now attempt to list the files and check that the command does not 
        // succeed
        FTPFile[] files = ftp.listFiles();

        assertNotNull(files);
        assertTrue(files.length == 0);
        reply = ftp.getReplyCode();

        assertTrue(FTPReply.isNegativePermanent(reply));

    } finally {
        ftp.disconnect();
    }
}

From source file:org.alfresco.filesys.FTPServerTest.java

/**
 * Test CWD for FTP server//from   ww w . ja v  a2  s.co m
 * 
 * @throws Exception
 */
public void testCWD() throws Exception {
    logger.debug("Start testCWD");

    FTPClient ftp = connectClient();

    try {
        int reply = ftp.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            fail("FTP server refused connection.");
        }

        boolean login = ftp.login(USER_ADMIN, PASSWORD_ADMIN);
        assertTrue("admin login successful", login);

        FTPFile[] files = ftp.listFiles();
        reply = ftp.getReplyCode();
        assertTrue(FTPReply.isPositiveCompletion(reply));

        assertTrue(files.length == 1);

        boolean foundAlfresco = false;
        for (FTPFile file : files) {
            logger.debug("file name=" + file.getName());
            assertTrue(file.isDirectory());

            if (file.getName().equalsIgnoreCase("Alfresco")) {
                foundAlfresco = true;
            }
        }
        assertTrue(foundAlfresco);

        // Change to Alfresco Dir that we know exists
        reply = ftp.cwd("/Alfresco");
        assertTrue(FTPReply.isPositiveCompletion(reply));

        // relative path with space char
        reply = ftp.cwd("Data Dictionary");
        assertTrue(FTPReply.isPositiveCompletion(reply));

        // non existant absolute
        reply = ftp.cwd("/Garbage");
        assertTrue(FTPReply.isNegativePermanent(reply));

        reply = ftp.cwd("/Alfresco/User Homes");
        assertTrue(FTPReply.isPositiveCompletion(reply));

        // Wild card
        reply = ftp.cwd("/Alfresco/User*Homes");
        assertTrue("unable to change to /Alfresco User*Homes/", FTPReply.isPositiveCompletion(reply));

        //            // Single char pattern match
        //            reply = ftp.cwd("/Alfre?co");
        //            assertTrue("Unable to match single char /Alfre?co", FTPReply.isPositiveCompletion(reply));

        // two level folder
        reply = ftp.cwd("/Alfresco/Data Dictionary");
        assertTrue("unable to change to /Alfresco/Data Dictionary", FTPReply.isPositiveCompletion(reply));

        // go up one
        reply = ftp.cwd("..");
        assertTrue("unable to change to ..", FTPReply.isPositiveCompletion(reply));

        reply = ftp.pwd();
        ftp.getStatus();

        assertTrue("unable to get status", FTPReply.isPositiveCompletion(reply));

        // check we are at the correct point in the tree
        reply = ftp.cwd("Data Dictionary");
        assertTrue(FTPReply.isPositiveCompletion(reply));

    } finally {
        ftp.disconnect();
    }

}

From source file:org.alfresco.filesys.FTPServerTest.java

/**
 * Test CRUD for FTP server// w  ww . j a  v  a 2  s .com
 *
 * @throws Exception
 */
public void testCRUD() throws Exception {
    final String PATH1 = "FTPServerTest";
    final String PATH2 = "Second part";

    logger.debug("Start testFTPCRUD");

    FTPClient ftp = connectClient();

    try {
        int reply = ftp.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            fail("FTP server refused connection.");
        }

        boolean login = ftp.login(USER_ADMIN, PASSWORD_ADMIN);
        assertTrue("admin login successful", login);

        reply = ftp.cwd("/Alfresco/User Homes");
        assertTrue(FTPReply.isPositiveCompletion(reply));

        // Delete the root directory in case it was left over from a previous test run
        try {
            ftp.removeDirectory(PATH1);
        } catch (IOException e) {
            // ignore this error
        }

        // make root directory
        ftp.makeDirectory(PATH1);
        ftp.cwd(PATH1);

        // make sub-directory in new directory
        ftp.makeDirectory(PATH2);
        ftp.cwd(PATH2);

        // List the files in the new directory
        FTPFile[] files = ftp.listFiles();
        assertTrue("files not empty", files.length == 0);

        // Create a file
        String FILE1_CONTENT_1 = "test file 1 content";
        String FILE1_NAME = "testFile1.txt";
        ftp.appendFile(FILE1_NAME, new ByteArrayInputStream(FILE1_CONTENT_1.getBytes("UTF-8")));

        // Get the new file
        FTPFile[] files2 = ftp.listFiles();
        assertTrue("files not one", files2.length == 1);

        InputStream is = ftp.retrieveFileStream(FILE1_NAME);

        String content = inputStreamToString(is);
        assertEquals("Content is not as expected", content, FILE1_CONTENT_1);
        ftp.completePendingCommand();

        // Update the file contents
        String FILE1_CONTENT_2 = "That's how it is says Pooh!";
        ftp.storeFile(FILE1_NAME, new ByteArrayInputStream(FILE1_CONTENT_2.getBytes("UTF-8")));

        InputStream is2 = ftp.retrieveFileStream(FILE1_NAME);

        String content2 = inputStreamToString(is2);
        assertEquals("Content is not as expected", FILE1_CONTENT_2, content2);
        ftp.completePendingCommand();

        // now delete the file we have been using.
        assertTrue(ftp.deleteFile(FILE1_NAME));

        // negative test - file should have gone now.
        assertFalse(ftp.deleteFile(FILE1_NAME));

    } finally {
        // clean up tree if left over from previous run

        ftp.disconnect();
    }
}

From source file:org.alfresco.filesys.FTPServerTest.java

/**
 * Test Setting the modification time FTP server
 *
 * @throws Exception//from www.j  a v  a2  s .  c  o  m
 */
public void testModificationTime() throws Exception {
    final String PATH1 = "FTPServerTest";
    final String PATH2 = "ModificationTime";

    logger.debug("Start testModificationTime");

    FTPClient ftp = connectClient();

    try {
        int reply = ftp.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            fail("FTP server refused connection.");
        }

        boolean login = ftp.login(USER_ADMIN, PASSWORD_ADMIN);
        assertTrue("admin login successful", login);

        reply = ftp.cwd("/Alfresco/User Homes");
        assertTrue(FTPReply.isPositiveCompletion(reply));

        // Delete the root directory in case it was left over from a previous test run
        try {
            ftp.removeDirectory(PATH1);
        } catch (IOException e) {
            // ignore this error
        }

        // make root directory
        ftp.makeDirectory(PATH1);
        ftp.cwd(PATH1);

        // make sub-directory in new directory
        ftp.makeDirectory(PATH2);
        ftp.cwd(PATH2);

        // List the files in the new directory
        FTPFile[] files = ftp.listFiles();
        assertTrue("files not empty", files.length == 0);

        // Create a file
        String FILE1_CONTENT_1 = "test file 1 content";
        String FILE1_NAME = "testFile1.txt";
        ftp.appendFile(FILE1_NAME, new ByteArrayInputStream(FILE1_CONTENT_1.getBytes("UTF-8")));

        String pathname = "/Alfresco/User Homes" + "/" + PATH1 + "/" + PATH2 + "/" + FILE1_NAME;

        logger.debug("set modification time");
        // YYYYMMDDhhmmss Time set to 2012 August 30 12:39:05
        String olympicTime = "20120830123905";
        ftp.setModificationTime(pathname, olympicTime);

        String extractedTime = ftp.getModificationTime(pathname);
        // Feature of the commons ftp library ExtractedTime has a "status code" first and is followed by newline chars

        assertTrue("time not set correctly by explicit set time", extractedTime.contains(olympicTime));

        // Get the new file
        FTPFile[] files2 = ftp.listFiles();
        assertTrue("files not one", files2.length == 1);

        InputStream is = ftp.retrieveFileStream(FILE1_NAME);

        String content = inputStreamToString(is);
        assertEquals("Content is not as expected", content, FILE1_CONTENT_1);
        ftp.completePendingCommand();

        // Update the file contents without setting time directly
        String FILE1_CONTENT_2 = "That's how it is says Pooh!";
        ftp.storeFile(FILE1_NAME, new ByteArrayInputStream(FILE1_CONTENT_2.getBytes("UTF-8")));

        InputStream is2 = ftp.retrieveFileStream(FILE1_NAME);

        String content2 = inputStreamToString(is2);
        assertEquals("Content is not as expected", FILE1_CONTENT_2, content2);
        ftp.completePendingCommand();

        extractedTime = ftp.getModificationTime(pathname);

        assertFalse("time not moved on if time not explicitly set", extractedTime.contains(olympicTime));

        // now delete the file we have been using.
        assertTrue(ftp.deleteFile(FILE1_NAME));

        // negative test - file should have gone now.
        assertFalse(ftp.deleteFile(FILE1_NAME));

    } finally {
        // clean up tree if left over from previous run

        ftp.disconnect();
    }
}

From source file:org.alinous.ftp.FtpManager.java

public FTPFile[] listFiles(String sessionId) throws IOException {
    FTPClient ftp = this.instances.get(sessionId).getFtp();

    //ftp.enterRemotePassiveMode();
    /*int resN = ftp.pasv();
    System.out.println(resN);/*from w w  w .  j  a va 2s  .  c  om*/
    cur = ftp.getReplyString();
    System.out.println(cur);
    */
    FTPFile[] files = ftp.listFiles();

    return files;
}