Example usage for java.io BufferedReader close

Introduction

In this page you can find the example usage for java.io BufferedReader close.

Prototype

public void close() throws IOException 

Source Link

Usage

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    FileOutputStream fouts = null;
    System.setProperty("javax.net.ssl.trustStore", "clienttrust");
    SSLSocketFactory ssf = (SSLSocketFactory) SSLSocketFactory.getDefault();
    Socket s = ssf.createSocket("127.0.0.1", 5432);

    OutputStream outs = s.getOutputStream();
    PrintStream out = new PrintStream(outs);
    InputStream ins = s.getInputStream();
    BufferedReader in = new BufferedReader(new InputStreamReader(ins));

    out.println(args[0]);/*from  w w  w. jav  a  2s  . c o m*/
    fouts = new FileOutputStream("result.html");
    //  fouts = new FileOutputStream("result.gif");
    int kk;
    while ((kk = ins.read()) != -1) {
        fouts.write(kk);
    }
    in.close();
    fouts.close();
}

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From source file:MainClass.java

public static void main(String[] args) {
    try {/* w w w  . j  ava2 s  .com*/

        URL url = new URL("http://www.java2s.com/");
        URLConnection urlConnection = url.openConnection();
        Map<String, List<String>> headers = urlConnection.getHeaderFields();
        Set<Map.Entry<String, List<String>>> entrySet = headers.entrySet();
        for (Map.Entry<String, List<String>> entry : entrySet) {
            String headerName = entry.getKey();
            System.out.println("Header Name:" + headerName);
            List<String> headerValues = entry.getValue();
            for (String value : headerValues) {
                System.out.print("Header value:" + value);
            }
            System.out.println();
            System.out.println();
        }
        InputStream inputStream = urlConnection.getInputStream();
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
        String line = bufferedReader.readLine();
        while (line != null) {
            System.out.println(line);
            line = bufferedReader.readLine();
        }
        bufferedReader.close();
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

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From source file:org.dlut.mycloudserver.service.performancemonitor.PerformanceListener.java

public static void main(String[] args) {
    long t1 = System.currentTimeMillis();

    String url = "http://127.0.0.1:8001";
    URLConnection conn;/*from  w  ww  .  j  av  a2  s.  c om*/
    try {
        conn = new URL(url).openConnection();
        conn.setConnectTimeout(1000);
        conn.setReadTimeout(1000);
        InputStream is = conn.getInputStream();
        BufferedReader br = new BufferedReader(new InputStreamReader(is));
        String res = br.readLine();
        br.close();
        is.close();
        JSONObject jsonRes = JSON.parseObject(res);
        double loadAverage = jsonRes.getDoubleValue("loadAverage");
        System.out.println(loadAverage);
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    long t2 = System.currentTimeMillis();

    System.out.println((t2 - t1) + "ms");
}

---

From source file:GZIPcompress.java

public static void main(String[] args) throws IOException {
    if (args.length == 0) {
        System.out.println("Usage: \nGZIPcompress file\n" + "\tUses GZIP compression to compress "
                + "the file to test.gz");
        System.exit(1);//from w w w. j  ava  2  s  . co  m
    }
    BufferedReader in = new BufferedReader(new FileReader(args[0]));
    BufferedOutputStream out = new BufferedOutputStream(new GZIPOutputStream(new FileOutputStream("test.gz")));
    System.out.println("Writing file");
    int c;
    while ((c = in.read()) != -1)
        out.write(c);
    in.close();
    out.close();
    System.out.println("Reading file");
    BufferedReader in2 = new BufferedReader(
            new InputStreamReader(new GZIPInputStream(new FileInputStream("test.gz"))));
    String s;
    while ((s = in2.readLine()) != null)
        System.out.println(s);
}

---

From source file:ZipDemo.java

public static void main(String[] args) throws Exception {
    for (int i = 0; i < args.length; ++i) {
        String uncompressed = "";
        File f = new File(args[i]);

        if (f.exists()) {
            BufferedReader br = new BufferedReader(new FileReader(f));

            String line = "";
            StringBuffer buffer = new StringBuffer();

            while ((line = br.readLine()) != null)
                buffer.append(line);/*from w  ww  .  j  a  v  a2 s  .  c  o m*/

            br.close();
            uncompressed = buffer.toString();
        } else {
            uncompressed = args[i];
        }

        byte[] compressed = ZipDemo.compress(uncompressed);

        String compressedAsString = new String(compressed);

        byte[] bytesFromCompressedAsString = compressedAsString.getBytes();

        bytesFromCompressedAsString.equals(compressed);
        System.out.println(ZipDemo.uncompress(compressed));
        System.out.println(ZipDemo.uncompress(compressedAsString));
    }
}

---

From source file:RemoveHTMLReader.java

/** The test program: read a text file, strip HTML, print to console */
public static void main(String[] args) {
    try {/* w ww  .j  a v  a2  s  .c om*/
        if (args.length != 1)
            throw new IllegalArgumentException("Wrong number of args");
        // Create a stream to read from the file and strip tags from it
        BufferedReader in = new BufferedReader(new RemoveHTMLReader(new FileReader(args[0])));
        // Read line by line, printing lines to the console
        String line;
        while ((line = in.readLine()) != null)
            System.out.println(line);
        in.close(); // Close the stream.
    } catch (Exception e) {
        System.err.println(e);
        System.err.println("Usage: java RemoveHTMLReader$Test" + " <filename>");
    }
}

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From source file:com.trendmicro.hdfs.webdav.tool.Get.java

public static void main(String[] args) throws Exception {
    // Process command line 

    Options options = new Options();
    options.addOption("d", "debug", false, "Enable debug logging");

    CommandLine cmd = null;/*from  w  ww  .j  a v a  2 s. c  o  m*/
    try {
        cmd = new PosixParser().parse(options, args);
    } catch (ParseException e) {
        printUsageAndExit(options, -1);
    }
    boolean debug = cmd.hasOption('d');
    args = cmd.getArgs();
    if (args.length < 1) {
        printUsageAndExit(options, -1);
    }

    // Do the fetch

    AuthenticatedURL.Token token = new AuthenticatedURL.Token();
    AuthenticatedURL url = new AuthenticatedURL();
    HttpURLConnection conn = url.openConnection(new URL(args[0]), token);
    if (debug) {
        System.out.println("Token value: " + token);
        System.out.println("Status code: " + conn.getResponseCode() + " " + conn.getResponseMessage());
    }
    if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        String line = reader.readLine();
        while (line != null) {
            System.out.println(line);
            line = reader.readLine();
        }
        reader.close();
    }
    System.out.println();
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    URL url = new URL("http://www.google.com");

    BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()));
    BufferedWriter writer = new BufferedWriter(new FileWriter("data.html"));

    String line;//from   ww  w. ja  v a 2s .  c o  m
    while ((line = reader.readLine()) != null) {
        System.out.println(line);
        writer.write(line);
        writer.newLine();
    }

    reader.close();
    writer.close();
}

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From source file:RhymingWords.java

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

    FileReader words = new FileReader("words.txt");

    // do the reversing and sorting
    Reader rhymedWords = reverse(sort(reverse(words)));

    // write new list to standard out
    BufferedReader in = new BufferedReader(rhymedWords);
    String input;/*from   w  ww .ja v  a 2s  . c o m*/

    while ((input = in.readLine()) != null)
        System.out.println(input);
    in.close();
}

---

From source file:cc.twittertools.util.VerifySubcollection.java

@SuppressWarnings("static-access")
public static void main(String[] args) throws Exception {
    Options options = new Options();

    options.addOption(OptionBuilder.withArgName("dir").hasArg().withDescription("source collection directory")
            .create(COLLECTION_OPTION));
    options.addOption(/*from   w  w  w .j  av  a2  s .co  m*/
            OptionBuilder.withArgName("file").hasArg().withDescription("list of tweetids").create(ID_OPTION));

    CommandLine cmdline = null;
    CommandLineParser parser = new GnuParser();
    try {
        cmdline = parser.parse(options, args);
    } catch (ParseException exp) {
        System.err.println("Error parsing command line: " + exp.getMessage());
        System.exit(-1);
    }

    if (!cmdline.hasOption(COLLECTION_OPTION) || !cmdline.hasOption(ID_OPTION)) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(ExtractSubcollection.class.getName(), options);
        System.exit(-1);
    }

    String collectionPath = cmdline.getOptionValue(COLLECTION_OPTION);

    LongOpenHashSet tweetids = new LongOpenHashSet();
    File tweetidsFile = new File(cmdline.getOptionValue(ID_OPTION));
    if (!tweetidsFile.exists()) {
        System.err.println("Error: " + tweetidsFile + " does not exist!");
        System.exit(-1);
    }
    LOG.info("Reading tweetids from " + tweetidsFile);

    FileInputStream fin = new FileInputStream(tweetidsFile);
    BufferedReader br = new BufferedReader(new InputStreamReader(fin));

    String s;
    while ((s = br.readLine()) != null) {
        tweetids.add(Long.parseLong(s));
    }
    br.close();
    fin.close();
    LOG.info("Read " + tweetids.size() + " tweetids.");

    File file = new File(collectionPath);
    if (!file.exists()) {
        System.err.println("Error: " + file + " does not exist!");
        System.exit(-1);
    }

    LongOpenHashSet seen = new LongOpenHashSet();
    TreeMap<Long, String> tweets = Maps.newTreeMap();

    PrintStream out = new PrintStream(System.out, true, "UTF-8");
    StatusStream stream = new JsonStatusCorpusReader(file);
    Status status;
    int cnt = 0;
    while ((status = stream.next()) != null) {
        if (!tweetids.contains(status.getId())) {
            LOG.error("tweetid " + status.getId() + " doesn't belong in collection");
            continue;
        }
        if (seen.contains(status.getId())) {
            LOG.error("tweetid " + status.getId() + " already seen!");
            continue;
        }

        tweets.put(status.getId(), status.getJsonObject().toString());
        seen.add(status.getId());
        cnt++;
    }
    LOG.info("total of " + cnt + " tweets in subcollection.");

    for (Map.Entry<Long, String> entry : tweets.entrySet()) {
        out.println(entry.getValue());
    }

    stream.close();
    out.close();
}

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