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

Introduction

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

Prototype

public String getModificationTime(String pathname) throws IOException 

Source Link

Document

Issue the FTP MDTM command (not supported by all servers to retrieve the last modification time of a file.

Usage

From source file:nz.co.jsrsolutions.ds3.provider.CMEEodDataProvider.java

public CMEEodDataProvider(String hostname, String basePath, CMEEodDataProviderExchangeDescriptor[] descriptors)
        throws EodDataProviderException {

    _hostname = hostname;/*ww  w. ja v a2 s .c  om*/
    _basePath = basePath;
    _descriptors = descriptors;

    FTPClient ftp = new FTPClient();
    FTPClientConfig config = new FTPClientConfig();
    ftp.configure(config);
    boolean error = false;
    try {
        int reply;
        ftp.connect(_hostname);
        _logger.info("Connected to " + _hostname);
        _logger.info(ftp.getReplyString());

        // After connection attempt, you should check the reply code to
        // verify
        // success.
        reply = ftp.getReplyCode();

        if (!FTPReply.isPositiveCompletion(reply)) {
            ftp.disconnect();
            _logger.error("FTP server refused connection.");
            throw new EodDataProviderException("FTP server refused connection.");
        }

        boolean result = ftp.login("anonymous", "jsr@argusat.com");

        result = ftp.changeWorkingDirectory(_basePath);
        reply = ftp.getReplyCode();
        if (!FTPReply.isPositiveCompletion(reply)) {
            ftp.disconnect();
            _logger.error(reply);
            throw new EodDataProviderException("Failed to cd into " + _basePath);
        }

        for (CMEEodDataProviderExchangeDescriptor descriptor : _descriptors) {

            OutputStream output = new ByteArrayOutputStream();

            String modificationTime = ftp.getModificationTime(descriptor.getFilename());

            // 213 20131202235804\r\n

            result = ftp.retrieveFile(descriptor.getFilename(), output);

            output.close();
        }

        ftp.logout();
    } catch (IOException e) {
        error = true;
        e.printStackTrace();
    } finally {
        if (ftp.isConnected()) {
            try {
                ftp.disconnect();
            } catch (IOException ioe) {
                // do nothing
            }
        }
    }
}

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

/**
 * Test Setting the modification time FTP server
 *
 * @throws Exception//from w  ww.  j a v a2 s . co 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();
    }
}

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From source file:org.nmdp.service.epitope.task.URLProcessor.java

public long getFtpLastModifiedTime(URL url) {
    FTPClient ftpClient = new FTPClient();
    try {/* w  ww .j  a va2s. c om*/
        ftpClient.connect(url.getHost(), url.getPort() == -1 ? url.getDefaultPort() : url.getPort());
        ftpClient.login("anonymous", "anonymous");
        ftpClient.enterLocalPassiveMode();
        String filePath = url.getPath();
        String time = ftpClient.getModificationTime(filePath);
        //logger.debug("server replied: " + time);
        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
        String timePart = time.split(" ")[1];
        Date modificationTime = dateFormat.parse(timePart);
        //logger.debug("parsed time: " + modificationTime);
        return modificationTime.getTime();
    } catch (Exception e) {
        logger.error("failed to parse time for url: " + url, e);
        return 0;
    } finally {
        if (ftpClient.isConnected()) {
            try {
                ftpClient.disconnect();
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    }
}

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