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

Introduction

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

Prototype

public FTPFile[] listFiles(String pathname) throws IOException 

Source Link

Document

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

Usage

From source file:org.mule.transport.ftps.FtpsConnector.java

/**
 * Creates a new FTPSClient that logs in and changes the working directory using the data
 * provided in <code>endpoint</code>.
 *///w  ww  .ja  v a2  s  .c o  m
protected FTPSClient createFTPSClient(ImmutableEndpoint endpoint) throws Exception {
    EndpointURI uri = endpoint.getEndpointURI();
    FTPSClient client = this.getFtp(uri);
    client.setDataTimeout(endpoint.getResponseTimeout());

    this.enterActiveOrPassiveMode(client, endpoint);
    this.setupFileType(client, endpoint);

    String path = uri.getPath();

    // only change directory if one was configured
    if (StringUtils.isNotBlank(path)) {
        // MULE-2400: if the path begins with '~' we must strip the first '/' to make things
        // work with FTPSClient
        if ((path.length() >= 2) && (path.charAt(1) == '~')) {
            path = path.substring(1);
        }

        //Checking if it is a file or a directory
        boolean isFile = this.isFile(endpoint, client);
        if (!isFile && !client.changeWorkingDirectory(path)) {
            throw new IOException(MessageFormat.format(
                    "Failed to change working directory to {0}. Ftp error: {1}", path, client.getReplyCode()));
        } else if (isFile) {
            // Changing the working directory to the parent folder, it should be better if
            // the FTPSClient API would provide a way to retrieve the parent folder
            FTPFile[] listFiles = client.listFiles(path);
            String directory = path.replaceAll(listFiles[0].getName(), "");
            client.changeWorkingDirectory(directory);
        }
    }
    return client;
}

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From source file:org.mule.transport.ftps.FtpsConnector.java

protected boolean isFile(ImmutableEndpoint endpoint, FTPSClient client) throws IOException {
    //Checking if it is a file or a directory
    String path = endpoint.getEndpointURI().getPath();
    FTPFile[] listFiles = client.listFiles(path);
    return listFiles.length == 1 && listFiles[0].isFile();
}

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From source file:org.mule.transport.ftps.FtpsMessageRequester.java

/**
 * Make a specific request to the underlying transport
 *
 * @param timeout The maximum time the operation should block before returning.
 *         The call should return immediately if there is data available. If
 *         no data becomes available before the timeout elapses, null will be
 *         returned.//from w w  w . java 2s  .c om
 * @return The result of the request wrapped in a MuleMessage object. <code>null</code> will be
 *          returned if no data was avaialable
 * @throws Exception if the call to the underlying protocol cuases an exception
 */
@Override
protected MuleMessage doRequest(long timeout) throws Exception {
    FTPSClient client = null;
    try {
        client = connector.createFTPSClient(endpoint);
        FTPFile fileToProcess;
        if (connector.isFile(endpoint, client)) {
            fileToProcess = client.listFiles(endpoint.getEndpointURI().getPath())[0];
            if (!isValid(fileToProcess, getFilenameFilter())) {
                return null;
            }
        } else {
            fileToProcess = findFileToProcess(client);
            if (fileToProcess == null) {
                return null;
            }
        }

        fileToProcess = prepareFile(client, fileToProcess);

        FtpsMuleMessageFactory messageFactory = createMuleMessageFactory(client);
        MuleMessage message = messageFactory.create(fileToProcess, endpoint.getEncoding(),
                endpoint.getMuleContext());
        postProcess(client, fileToProcess, message);
        return message;
    } finally {
        connector.releaseFtp(endpoint.getEndpointURI(), client);
    }
}

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