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

Introduction

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

Prototype

public FTPListParseEngine initiateListParsing() throws IOException 

Source Link

Document

Using the default autodetect mechanism, initialize an FTPListParseEngine object containing a raw file information for the current working directory on the server This information is obtained through the LIST command.

Usage

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

protected FTPFile[] listFiles() throws Exception {
    FTPSClient client = null;
    try {//  w ww .jav  a2s .  c  o  m
        client = connector.createFTPSClient(endpoint);
        FTPListParseEngine engine = client.initiateListParsing();
        FTPFile[] files = null;
        List<FTPFile> v = new ArrayList<FTPFile>();
        while (engine.hasNext()) {
            if (getLifecycleState().isStopping()) {
                break;
            }
            files = engine.getNext(FTP_LIST_PAGE_SIZE);
            if (files == null || files.length == 0) {
                return files;
            }
            for (FTPFile file : files) {
                if (file.isFile()) {
                    if (filenameFilter == null || filenameFilter.accept(null, file.getName())) {
                        v.add(file);
                    }
                }
            }
        }

        if (!FTPReply.isPositiveCompletion(client.getReplyCode())) {
            throw new IOException("Failed to list files. Ftp error: " + client.getReplyCode());
        }

        return v.toArray(new FTPFile[v.size()]);
    } finally {
        if (client != null) {
            connector.releaseFtp(endpoint.getEndpointURI(), client);
        }
    }
}

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

protected FTPFile findFileToProcess(FTPSClient client) throws Exception {
    //Checking if it is a file or a directory
    boolean isFile = connector.isFile(endpoint, client);
    FTPListParseEngine engine = client.initiateListParsing();
    FTPFile[] files = null;//from  ww w  . ja  v a2  s.c  o  m
    while (engine.hasNext()) {
        files = engine.getNext(FTP_LIST_PAGE_SIZE);
        if (files == null) {
            break;
        }
        FilenameFilter filenameFilter = getFilenameFilter();
        for (int i = 0; i < files.length; i++) {
            FTPFile file = files[i];
            if (file.isFile() && isValid(file, filenameFilter)) {
                // only read the first one
                return file;
            }
        }
    }
    if (!FTPReply.isPositiveCompletion(client.getReplyCode())) {
        throw new IOException("Ftp error: " + client.getReplyCode());
    }

    return null;
}

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