Example usage for org.apache.commons.net.io Util closeQuietly

Introduction

In this page you can find the example usage for org.apache.commons.net.io Util closeQuietly.

Prototype

public static void closeQuietly(Socket socket) 

Source Link

Document

Closes the socket quietly, catching rather than throwing IOException.

Usage

From source file:net.longfalcon.newsj.nntp.client.ReplyIterator.java

/**
 *
 * @param _reader the reader to wrap//from  w w  w. j a v  a  2 s. co m
 * @param addDotReader whether to additionally wrap the reader in a DotTerminatedMessageReader
 * @throws IOException
 */
ReplyIterator(BufferedReader _reader, boolean addDotReader) throws IOException {
    reader = addDotReader ? new DotTerminatedMessageReader(_reader) : _reader;
    line = reader.readLine(); // prime the iterator
    if (line == null) {
        Util.closeQuietly(reader);
    }
}

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From source file:net.longfalcon.newsj.nntp.client.ReplyIterator.java

public String next() throws NoSuchElementException {
    if (savedException != null) {
        throw new NoSuchElementException(savedException.toString());
    }//w  w  w  .  j  av  a 2  s  .  co  m
    String prev = line;
    if (prev == null) {
        throw new NoSuchElementException();
    }
    try {
        line = reader.readLine(); // save next line
        if (line == null) {
            Util.closeQuietly(reader);
        }
    } catch (IOException ex) {
        savedException = ex; // if it fails, save the exception, as it does not apply to this call
        Util.closeQuietly(reader);
    }
    return prev;
}

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From source file:com.atomicleopard.thundr.ftp.commons.FTPClient.java

/**
 * @since 3.1/*from  w ww. j  ava  2  s. c o  m*/
 */
protected boolean _storeFile(String command, String remote, InputStream local) throws IOException {
    Socket socket = _openDataConnection_(command, remote);

    if (socket == null) {
        return false;
    }

    OutputStream output = getBufferedOutputStream(socket.getOutputStream());

    if (__fileType == ASCII_FILE_TYPE) {
        output = new ToNetASCIIOutputStream(output);
    }

    CSL csl = null;
    if (__controlKeepAliveTimeout > 0) {
        csl = new CSL(this, __controlKeepAliveTimeout, __controlKeepAliveReplyTimeout);
    }

    // Treat everything else as binary for now
    try {
        Util.copyStream(local, output, getBufferSize(), CopyStreamEvent.UNKNOWN_STREAM_SIZE,
                __mergeListeners(csl), false);
    } catch (IOException e) {
        Util.closeQuietly(socket); // ignore close errors here
        if (csl != null) {
            csl.cleanUp(); // fetch any outstanding keepalive replies
        }
        throw e;
    }

    output.close(); // ensure the file is fully written
    socket.close(); // done writing the file
    if (csl != null) {
        csl.cleanUp(); // fetch any outstanding keepalive replies
    }
    // Get the transfer response
    boolean ok = completePendingCommand();
    return ok;
}

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From source file:com.atomicleopard.thundr.ftp.commons.FTPClient.java

/**
 * @since 3.1//from ww  w. j  av a2s. c  o  m
 */
protected boolean _retrieveFile(String command, String remote, OutputStream local) throws IOException {
    Socket socket = _openDataConnection_(command, remote);

    if (socket == null) {
        return false;
    }

    InputStream input = getBufferedInputStream(socket.getInputStream());
    if (__fileType == ASCII_FILE_TYPE) {
        input = new FromNetASCIIInputStream(input);
    }

    CSL csl = null;
    if (__controlKeepAliveTimeout > 0) {
        csl = new CSL(this, __controlKeepAliveTimeout, __controlKeepAliveReplyTimeout);
    }

    // Treat everything else as binary for now
    try {
        Util.copyStream(input, local, getBufferSize(), CopyStreamEvent.UNKNOWN_STREAM_SIZE,
                __mergeListeners(csl), false);
    } finally {
        Util.closeQuietly(input);
        Util.closeQuietly(socket);
        if (csl != null) {
            csl.cleanUp(); // fetch any outstanding keepalive replies
        }
    }

    // Get the transfer response
    boolean ok = completePendingCommand();
    return ok;
}

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From source file:com.atomicleopard.thundr.ftp.commons.FTPClient.java

/**
 * private method through which all listFiles() and
 * initiateListParsing methods pass once a parser is determined.
 *
 * @exception FTPConnectionClosedException
 *                   If the FTP server prematurely closes the connection as a result
 *                   of the client being idle or some other reason causing the server
 *                   to send FTP reply code 421.  This exception may be caught either
 *                   as an IOException or independently as itself.
 * @exception IOException//  w  w  w. j av a  2s .  c  o m
 *                   If an I/O error occurs while either sending a
 *                   command to the server or receiving a reply from the server.
 * @see FTPListParseEngine
 */
private FTPListParseEngine initiateListParsing(FTPFileEntryParser parser, String pathname) throws IOException {
    Socket socket = _openDataConnection_(FTPCmd.LIST, getListArguments(pathname));

    FTPListParseEngine engine = new FTPListParseEngine(parser);
    if (socket == null) {
        return engine;
    }

    try {
        engine.readServerList(socket.getInputStream(), getControlEncoding());
    } finally {
        Util.closeQuietly(socket);
    }

    completePendingCommand();
    return engine;
}

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From source file:com.atomicleopard.thundr.ftp.commons.FTPClient.java

/**
 * Initiate list parsing for MLSD listings.
 *
 * @param pathname/*from ww w.  j ava 2  s .com*/
 * @return the engine
 * @throws IOException
 */
private FTPListParseEngine initiateMListParsing(String pathname) throws IOException {
    Socket socket = _openDataConnection_(FTPCmd.MLSD, pathname);
    FTPListParseEngine engine = new FTPListParseEngine(MLSxEntryParser.getInstance());
    if (socket == null) {
        return engine;
    }

    try {
        engine.readServerList(socket.getInputStream(), getControlEncoding());
    } finally {
        Util.closeQuietly(socket);
        completePendingCommand();
    }
    return engine;
}

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