Example usage for java.io Writer flush

List of usage examples for java.io Writer flush

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Introduction

In this page you can find the example usage for java.io Writer flush.

Prototype

public abstract void flush() throws IOException;

Source Link

Document

Flushes the stream.

Usage

From source file:Main.java

public static void main(String[] args) {
    int c = 70;/*from   w w w .j  av  a2 s  . co  m*/

    Writer writer = new PrintWriter(System.out);

    try {
        // write an int that will be printed as ASCII
        writer.write(c);

        // flush the writer
        writer.flush();

        // write another int that will be printed as ASCII
        writer.write(71);

        // flush the stream again
        writer.flush();

    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

From source file:Main.java

public static void main(String[] args) {
    CharSequence csq = "from java2s.com!";

    Writer writer = new PrintWriter(System.out);

    try {/*from w  w  w.  ja  v a  2s  .  c o  m*/
        // append a sequence and change line
        writer.append("This is an example\n");

        // flush the writer
        writer.flush();

        // append a new sequence
        writer.append(csq);

        // flush the writer to see the result
        writer.flush();

    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

From source file:Main.java

public static void main(String[] args) {
    char c = 'A';

    Writer writer = new PrintWriter(System.out);

    try {//  w  w  w.  jav  a 2  s .c  o m
        // append a char
        writer.append('c');

        // append a new char
        writer.append(c);

        // flush the writer to see the result
        writer.flush();

    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    String[] words = { "", "e", "a", "c" };
    Writer w = new BufferedWriter(new OutputStreamWriter(System.out, "Cp850"));
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }/* w ww  .  ja  v a  2 s. com*/
    Arrays.sort(words);
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }
    w.flush();
    w.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    InputStream is = new FileInputStream("test.xml");
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();

    Document oldDoc = builder.parse(is);
    Node oldRoot = oldDoc.getDocumentElement();
    Document newDoc = builder.newDocument();
    Element newRoot = newDoc.createElement("newroot");
    newDoc.appendChild(newRoot);/*  www .  jav a2 s .c om*/
    newRoot.appendChild(newDoc.importNode(oldRoot, true));

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    DOMSource domSource = new DOMSource(newDoc);
    Writer writer = new OutputStreamWriter(out);
    StreamResult result = new StreamResult(writer);
    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer transformer = tf.newTransformer();
    transformer.transform(domSource, result);
    writer.flush();

    InputStream isNewXML = new ByteArrayInputStream(out.toByteArray());
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    String[] words = { "", "e", "a", "c" };
    Writer w = new BufferedWriter(new OutputStreamWriter(System.out, "Cp850"));
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }//from w  w w . j  av a  2  s .  c  om
    sortArray(Collator.getInstance(), words);
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }
    w.flush();
    w.close();
}

From source file:com.cncounter.test.httpclient.ProxyTunnelDemo.java

public final static void main(String[] args) throws Exception {

    ProxyClient proxyClient = new ProxyClient();
    HttpHost target = new HttpHost("www.google.com", 80);
    HttpHost proxy = new HttpHost("localhost", 1080);
    UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("user", "pwd");
    Socket socket = proxyClient.tunnel(proxy, target, credentials);
    try {/*  w  ww  .jav  a 2 s.com*/
        Writer out = new OutputStreamWriter(socket.getOutputStream(), HTTP.DEF_CONTENT_CHARSET);
        out.write("GET / HTTP/1.1\r\n");
        out.write("Host: " + target.toHostString() + "\r\n");
        out.write("Agent: whatever\r\n");
        out.write("Connection: close\r\n");
        out.write("\r\n");
        out.flush();
        BufferedReader in = new BufferedReader(
                new InputStreamReader(socket.getInputStream(), HTTP.DEF_CONTENT_CHARSET));
        String line = null;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
    } finally {
        socket.close();
    }
}

From source file:com.dlmu.heipacker.crawler.client.ProxyTunnelDemo.java

public final static void main(String[] args) throws Exception {

    ProxyClient proxyClient = new ProxyClient();
    HttpHost target = new HttpHost("www.yahoo.com", 80);
    HttpHost proxy = new HttpHost("localhost", 8888);
    UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("user", "pwd");
    Socket socket = proxyClient.tunnel(proxy, target, credentials);
    try {/*from  ww w.  j  a  v a  2 s.  c  o m*/
        Writer out = new OutputStreamWriter(socket.getOutputStream(), HTTP.DEF_CONTENT_CHARSET);
        out.write("GET / HTTP/1.1\r\n");
        out.write("Host: " + target.toHostString() + "\r\n");
        out.write("Agent: whatever\r\n");
        out.write("Connection: close\r\n");
        out.write("\r\n");
        out.flush();
        BufferedReader in = new BufferedReader(
                new InputStreamReader(socket.getInputStream(), HTTP.DEF_CONTENT_CHARSET));
        String line = null;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
    } finally {
        socket.close();
    }
}

From source file:ProxyTunnelDemo.java

public static void main(String[] args) throws Exception {

    ProxyClient proxyclient = new ProxyClient();
    // set the host the proxy should create a connection to
    ///*w  ww .j  a va  2 s  . c  o  m*/
    // Note:  By default port 80 will be used. Some proxies only allow conections
    // to ports 443 and 8443.  This is because the HTTP CONNECT method was intented
    // to be used for tunneling HTTPS.
    proxyclient.getHostConfiguration().setHost("www.yahoo.com");
    // set the proxy host and port
    proxyclient.getHostConfiguration().setProxy("10.0.1.1", 3128);
    // set the proxy credentials, only necessary for authenticating proxies
    proxyclient.getState().setProxyCredentials(new AuthScope("10.0.1.1", 3128, null),
            new UsernamePasswordCredentials("proxy", "proxy"));

    // create the socket
    ProxyClient.ConnectResponse response = proxyclient.connect();

    if (response.getSocket() != null) {
        Socket socket = response.getSocket();
        try {
            // go ahead and do an HTTP GET using the socket
            Writer out = new OutputStreamWriter(socket.getOutputStream(), "ISO-8859-1");
            out.write("GET http://www.yahoo.com/ HTTP/1.1\r\n");
            out.write("Host: www.yahoo.com\r\n");
            out.write("Agent: whatever\r\n");
            out.write("\r\n");
            out.flush();
            BufferedReader in = new BufferedReader(
                    new InputStreamReader(socket.getInputStream(), "ISO-8859-1"));
            String line = null;
            while ((line = in.readLine()) != null) {
                System.out.println(line);
            }
        } finally {
            // be sure to close the socket when we're done
            socket.close();
        }
    } else {
        // the proxy connect was not successful, check connect method for reasons why
        System.out.println("Connect failed: " + response.getConnectMethod().getStatusLine());
        System.out.println(response.getConnectMethod().getResponseBodyAsString());
    }
}

From source file:com.joliciel.frenchTreebank.FrenchTreebank.java

/**
 * @param args/*from  w w w . j a va 2  s. c o m*/
 */
public static void main(String[] args) throws Exception {
    String command = args[0];

    String outFilePath = "";
    String outDirPath = "";
    String treebankPath = "";
    String ftbFileName = "";
    String rawTextDir = "";
    String queryPath = "";
    String sentenceNumber = null;
    boolean firstArg = true;
    for (String arg : args) {
        if (firstArg) {
            firstArg = false;
            continue;
        }
        int equalsPos = arg.indexOf('=');
        String argName = arg.substring(0, equalsPos);
        String argValue = arg.substring(equalsPos + 1);
        if (argName.equals("outfile"))
            outFilePath = argValue;
        else if (argName.equals("outdir"))
            outDirPath = argValue;
        else if (argName.equals("ftbFileName"))
            ftbFileName = argValue;
        else if (argName.equals("treebank"))
            treebankPath = argValue;
        else if (argName.equals("sentence"))
            sentenceNumber = argValue;
        else if (argName.equals("query"))
            queryPath = argValue;
        else if (argName.equals("rawTextDir"))
            rawTextDir = argValue;
        else
            throw new RuntimeException("Unknown argument: " + argName);
    }

    TalismaneServiceLocator talismaneServiceLocator = TalismaneServiceLocator.getInstance();

    TreebankServiceLocator locator = TreebankServiceLocator.getInstance(talismaneServiceLocator);

    if (treebankPath.length() == 0)
        locator.setDataSourcePropertiesFile("jdbc-live.properties");

    if (command.equals("search")) {
        final SearchService searchService = locator.getSearchService();
        final XmlPatternSearch search = searchService.newXmlPatternSearch();
        search.setXmlPatternFile(queryPath);
        List<SearchResult> searchResults = search.perform();

        FileWriter fileWriter = new FileWriter(outFilePath);
        for (SearchResult searchResult : searchResults) {
            String lineToWrite = "";
            Sentence sentence = searchResult.getSentence();
            Phrase phrase = searchResult.getPhrase();
            lineToWrite += sentence.getFile().getFileName() + "|";
            lineToWrite += sentence.getSentenceNumber() + "|";
            List<PhraseUnit> phraseUnits = searchResult.getPhraseUnits();
            LOG.debug("Phrase: " + phrase.getId());
            for (PhraseUnit phraseUnit : phraseUnits)
                lineToWrite += phraseUnit.getLemma().getText() + "|";
            lineToWrite += phrase.getText();
            fileWriter.write(lineToWrite + "\n");
        }
        fileWriter.flush();
        fileWriter.close();
    } else if (command.equals("load")) {
        final TreebankService treebankService = locator.getTreebankService();
        final TreebankSAXParser parser = new TreebankSAXParser();
        parser.setTreebankService(treebankService);
        parser.parseDocument(treebankPath);
    } else if (command.equals("loadAll")) {
        final TreebankService treebankService = locator.getTreebankService();

        File dir = new File(treebankPath);

        String firstFile = null;
        if (args.length > 2)
            firstFile = args[2];
        String[] files = dir.list();
        if (files == null) {
            throw new RuntimeException("Not a directory or no children: " + treebankPath);
        } else {
            boolean startProcessing = true;
            if (firstFile != null)
                startProcessing = false;
            for (int i = 0; i < files.length; i++) {
                if (!startProcessing && files[i].equals(firstFile))
                    startProcessing = true;
                if (startProcessing) {
                    String filePath = args[1] + "/" + files[i];
                    LOG.debug(filePath);
                    final TreebankSAXParser parser = new TreebankSAXParser();
                    parser.setTreebankService(treebankService);
                    parser.parseDocument(filePath);
                }
            }
        }
    } else if (command.equals("loadRawText")) {
        final TreebankService treebankService = locator.getTreebankService();
        final TreebankRawTextAssigner assigner = new TreebankRawTextAssigner();
        assigner.setTreebankService(treebankService);
        assigner.setRawTextDirectory(rawTextDir);
        assigner.loadRawText();
    } else if (command.equals("tokenize")) {
        Writer csvFileWriter = null;
        if (outFilePath != null && outFilePath.length() > 0) {
            if (outFilePath.lastIndexOf("/") > 0) {
                String outputDirPath = outFilePath.substring(0, outFilePath.lastIndexOf("/"));
                File outputDir = new File(outputDirPath);
                outputDir.mkdirs();
            }

            File csvFile = new File(outFilePath);
            csvFile.delete();
            csvFile.createNewFile();
            csvFileWriter = new BufferedWriter(
                    new OutputStreamWriter(new FileOutputStream(csvFile, false), "UTF8"));
        }
        try {

            final TreebankService treebankService = locator.getTreebankService();
            TreebankExportService treebankExportService = locator.getTreebankExportServiceLocator()
                    .getTreebankExportService();
            TreebankUploadService treebankUploadService = locator.getTreebankUploadServiceLocator()
                    .getTreebankUploadService();
            TreebankReader treebankReader = null;

            if (treebankPath.length() > 0) {
                File treebankFile = new File(treebankPath);
                if (sentenceNumber != null)
                    treebankReader = treebankUploadService.getXmlReader(treebankFile, sentenceNumber);
                else
                    treebankReader = treebankUploadService.getXmlReader(treebankFile);

            } else {
                treebankReader = treebankService.getDatabaseReader(TreebankSubSet.ALL, 0);
            }

            TokeniserAnnotatedCorpusReader reader = treebankExportService
                    .getTokeniserAnnotatedCorpusReader(treebankReader, csvFileWriter);

            while (reader.hasNextTokenSequence()) {
                TokenSequence tokenSequence = reader.nextTokenSequence();
                List<Integer> tokenSplits = tokenSequence.getTokenSplits();
                String sentence = tokenSequence.getText();
                LOG.debug(sentence);
                int currentPos = 0;
                StringBuilder sb = new StringBuilder();
                for (int split : tokenSplits) {
                    if (split == 0)
                        continue;
                    String token = sentence.substring(currentPos, split);
                    sb.append('|');
                    sb.append(token);
                    currentPos = split;
                }
                LOG.debug(sb.toString());
            }
        } finally {
            csvFileWriter.flush();
            csvFileWriter.close();
        }
    } else if (command.equals("export")) {
        if (outDirPath.length() == 0)
            throw new RuntimeException("Parameter required: outdir");
        File outDir = new File(outDirPath);
        outDir.mkdirs();

        final TreebankService treebankService = locator.getTreebankService();
        FrenchTreebankXmlWriter xmlWriter = new FrenchTreebankXmlWriter();
        xmlWriter.setTreebankService(treebankService);

        if (ftbFileName.length() == 0) {
            xmlWriter.write(outDir);
        } else {
            TreebankFile ftbFile = treebankService.loadTreebankFile(ftbFileName);
            String fileName = ftbFileName.substring(ftbFileName.lastIndexOf('/') + 1);
            File xmlFile = new File(outDir, fileName);
            xmlFile.delete();
            xmlFile.createNewFile();

            Writer xmlFileWriter = new BufferedWriter(
                    new OutputStreamWriter(new FileOutputStream(xmlFile, false), "UTF8"));
            xmlWriter.write(xmlFileWriter, ftbFile);
            xmlFileWriter.flush();
            xmlFileWriter.close();
        }
    } else {
        throw new RuntimeException("Unknown command: " + command);
    }
    LOG.debug("========== END ============");
}