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

Introduction

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

Prototype

public FTPFile[] listDirectories(String parent) throws IOException 

Source Link

Document

Using the default system autodetect mechanism, obtain a list of directories contained in the specified directory.

Usage

From source file:com.microsoft.azuretools.utils.WebAppUtils.java

public static void deployCustomJdk(WebApp webApp, String jdkDownloadUrl, WebContainer webContainer,
        IProgressIndicator indicator) throws IOException, InterruptedException, WebAppException {
    FTPClient ftp = null;
    String customJdkFolderName = null;
    try {//  w  ww .j  av a2  s  .c o  m

        PublishingProfile pp = webApp.getPublishingProfile();
        ftp = getFtpConnection(pp);

        // stop and restart web app
        //            if (indicator != null) indicator.setText("Stopping the service...");
        //            webApp.stop();

        if (indicator != null)
            indicator.setText("Deleting custom jdk artifacts, if any (takes a while)...");
        removeCustomJdkArtifacts(ftp, indicator);

        if (indicator != null)
            indicator.setText("Uploading scripts...");
        uploadJdkDownloadScript(ftp, jdkDownloadUrl);

        //            if (indicator != null) indicator.setText("Starting the service...");
        //            webApp.start();

        final String siteUrl = "https://" + webApp.defaultHostName();

        // send get to activate the script
        sendGet(siteUrl);

        // Polling report.txt...
        if (indicator != null)
            indicator.setText("Checking the JDK gets downloaded and unpacked...");
        //int step = 0;
        while (!doesRemoteFileExist(ftp, ftpRootPath, reportFilename)) {
            if (indicator != null && indicator.isCanceled())
                throw new CancellationException("Canceled by user.");
            //if (step++ > 3) checkFreeSpaceAvailability(ftp);
            Thread.sleep(5000);
            sendGet(siteUrl);
        }

        if (indicator != null)
            indicator.setText("Checking status...");
        OutputStream reportFileStream = new ByteArrayOutputStream();
        ftp.retrieveFile("report.txt", reportFileStream);
        String reportFileString = reportFileStream.toString();
        if (reportFileString.startsWith("FAIL")) {
            String err = reportFileString.substring(reportFileString.indexOf(":" + 1));
            throw new WebAppException(err);
        }

        // get top level jdk folder name (under jdk folder)
        FTPFile[] ftpDirs = ftp.listDirectories(ftpJdkPath);
        if (ftpDirs.length != 1) {
            String err = "Bad JDK archive. Please make sure the JDK archive contains a single JDK folder. For example, 'my-jdk1.7.0_79.zip' archive should contain 'jdk1.7.0_79' folder only";
            throw new WebAppException(err);
        }

        customJdkFolderName = ftpDirs[0].getName();

        uploadWebConfigForCustomJdk(ftp, webApp, customJdkFolderName, webContainer, indicator);
    } catch (IOException | WebAppException | InterruptedException ex) {
        if (doesRemoteFolderExist(ftp, ftpRootPath, jdkFolderName)) {
            indicator.setText("Error happened. Cleaning up...");
            removeFtpDirectory(ftp, ftpJdkPath, indicator);
        }
        throw ex;
    } finally {
        indicator.setText("Removing working data from server...");
        cleanupWorkerData(ftp);
        if (ftp != null && ftp.isConnected()) {
            ftp.disconnect();
        }
    }
}

---