Example usage for java.io Reader close

Introduction

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

Prototype

public abstract void close() throws IOException;

Source Link

Document

Closes the stream and releases any system resources associated with it.

Usage

From source file:net.hamnaberg.json.parser.CollectionParser.java

public Template parseTemplate(Reader reader) throws IOException {
    try {//from ww w .  ja v  a2s. co  m
        return parseTemplate(mapper.readTree(reader));
    } finally {
        if (reader != null) {
            reader.close();
        }
    }
}

From source file:fr.opensagres.odfdom.converter.core.utils.IOUtils.java

/**
 * Unconditionally close an <code>Reader</code>.
 * <p>//from  w  ww.  j  av a 2  s.com
 * Equivalent to {@link Reader#close()}, except any exceptions will be ignored. This is typically used in finally
 * blocks.
 * 
 * @param input the Reader to close, may be null or already closed
 */
public static void closeQuietly(Reader input) {
    try {
        if (input != null) {
            input.close();
        }
    } catch (IOException ioe) {
        //logger.warning( "Reader - exception ignored - exception: " + ioe ); //$NON-NLS-1$

        // ignore
    }
}

From source file:com.seajas.search.contender.service.modifier.ModifierFilterProcessor.java

/**
 * Process the given reader using this filter.
 * /*w ww .  j  a v a2 s .c om*/
 * @param filter
 * @param reader
 * @return Reader
 * @throws IOException
 */
public Reader process(final ModifierFilter filter, final Reader reader) throws IOException {
    StringBuffer stringBuffer = new StringBuffer();

    for (int c; (c = reader.read()) != -1;)
        stringBuffer.append((char) c);

    reader.close();

    if (!filter.getIsExpression()) {
        Pattern pattern = Pattern.compile(
                Pattern.quote(filter.getFragmentStart()) + ".*" + Pattern.quote(filter.getFragmentEnd()),
                Pattern.DOTALL | Pattern.CASE_INSENSITIVE);

        return new StringReader(
                pattern.matcher(stringBuffer).replaceAll(filter.getFragmentStart() + filter.getFragmentEnd()));
    } else {
        Matcher startMatcher = Pattern.compile(filter.getFragmentStart(), Pattern.CASE_INSENSITIVE)
                .matcher(stringBuffer),
                endMatcher = Pattern.compile(filter.getFragmentEnd(), Pattern.CASE_INSENSITIVE)
                        .matcher(stringBuffer);

        while (startMatcher.find() && endMatcher.find(startMatcher.end()))
            if (startMatcher.end() != endMatcher.start()) {
                stringBuffer.delete(startMatcher.end(), endMatcher.start());

                startMatcher.reset();
                endMatcher.reset();
            }

        // Store the result

        return new StringReader(stringBuffer.toString());
    }
}

From source file:org.openscada.da.server.spring.tools.csv.CSVLoader.java

private void load() throws IOException {
    if (this.resource != null) {
        final Reader reader = new InputStreamReader(this.resource.getInputStream());
        load(reader, this.resource.toString());
        reader.close();
    }/*from  ww w.  j  ava  2 s .  c om*/
    if (this.data != null) {
        final Reader reader = new StringReader(this.data);
        load(reader, "inline data");
        reader.close();
    }
}

From source file:org.apache.ibatis.submitted.foreach.Issue67Test.java

private SqlSessionFactory pureMyBatisSetup() throws Exception {
    // create a SqlSessionFactory
    Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/foreach/mybatis-config.xml");
    SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
    reader.close();

    // populate in-memory database
    SqlSession session = sqlSessionFactory.openSession();
    Connection conn = session.getConnection();
    reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/foreach/CreateDB.sql");
    ScriptRunner runner = new ScriptRunner(conn);
    runner.setLogWriter(null);/*from w  w  w  .j  a v  a 2s. c  om*/
    runner.runScript(reader);
    reader.close();
    session.close();

    return sqlSessionFactory;
}

From source file:com.feathercoin.wallet.feathercoin.ExchangeRatesProvider.java

private static Map<String, ExchangeRate> getBlockchainInfo() {
    try {// w w  w  .  j  a  va 2 s .c o m
        final URL URL = new URL("https://blockchain.info/ticker");
        final URLConnection connection = URL.openConnection();
        connection.setConnectTimeout(TIMEOUT_MS);
        connection.setReadTimeout(TIMEOUT_MS);
        connection.connect();
        final StringBuilder content = new StringBuilder();

        Reader reader = null;
        try {
            reader = new InputStreamReader(new BufferedInputStream(connection.getInputStream(), 1024));
            IOUtils.copy(reader, content);

            final Map<String, ExchangeRate> rates = new TreeMap<String, ExchangeRate>();

            final JSONObject head = new JSONObject(content.toString());
            for (final Iterator<String> i = head.keys(); i.hasNext();) {
                final String currencyCode = i.next();
                final JSONObject o = head.getJSONObject(currencyCode);
                final String rate = o.optString("15m", null);

                if (rate != null)
                    rates.put(currencyCode,
                            new ExchangeRate(currencyCode, Utils.toNanoCoins(rate), URL.getHost()));
            }

            return rates;
        } finally {
            if (reader != null)
                reader.close();
        }
    } catch (final IOException x) {
        x.printStackTrace();
    } catch (final JSONException x) {
        x.printStackTrace();
    }

    return null;
}

From source file:com.github.codingtogenomic.CodingToGenomic.java

private static String getContent(final String endpoint)
        throws MalformedURLException, IOException, InterruptedException {

    if (requestCount == 15) { // check every 15
        final long currentTime = System.currentTimeMillis();
        final long diff = currentTime - lastRequestTime;
        //if less than a second then sleep for the remainder of the second
        if (diff < 1000) {
            Thread.sleep(1000 - diff);
        }/*from  w  ww  . j a  va  2 s .c o  m*/
        //reset
        lastRequestTime = System.currentTimeMillis();
        requestCount = 0;
    }

    final URL url = new URL(SERVER + endpoint);
    URLConnection connection = url.openConnection();
    HttpURLConnection httpConnection = (HttpURLConnection) connection;
    httpConnection.setRequestProperty("Content-Type", "application/json");

    final InputStream response = httpConnection.getInputStream();
    int responseCode = httpConnection.getResponseCode();

    if (responseCode != 200) {
        if (responseCode == 429 && httpConnection.getHeaderField("Retry-After") != null) {
            double sleepFloatingPoint = Double.valueOf(httpConnection.getHeaderField("Retry-After"));
            double sleepMillis = 1000 * sleepFloatingPoint;
            Thread.sleep((long) sleepMillis);
            return getContent(endpoint);
        }
        throw new RuntimeException("Response code was not 200. Detected response was " + responseCode);
    }

    String output;
    Reader reader = null;
    try {
        reader = new BufferedReader(new InputStreamReader(response, "UTF-8"));
        StringBuilder builder = new StringBuilder();
        char[] buffer = new char[8192];
        int read;
        while ((read = reader.read(buffer, 0, buffer.length)) > 0) {
            builder.append(buffer, 0, read);
        }
        output = builder.toString();
    } finally {
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException logOrIgnore) {
                logOrIgnore.printStackTrace();
            }
        }
    }

    return output;
}

From source file:com.hexidec.ekit.component.ExtendedHTMLEditorKit.java

public StyleSheet getStyleSheet() {
    try {/* w  w w . j a  va 2 s. c o  m*/
        StyleSheet defaultStyles = new StyleSheet();
        InputStream is = getClass().getResourceAsStream("/ekit.css");
        Reader r = new BufferedReader(new InputStreamReader(is, "ISO-8859-1"));
        defaultStyles.loadRules(r, null);
        r.close();

        return defaultStyles;
    } catch (Throwable e) {
        log.error("Falha ao ler ekit.css. Utilizando estilos padro.", e);
        return super.getStyleSheet();
    }
}

From source file:jease.cmf.service.Backup.java

/**
 * Restore node-graph from file dump.//w  w  w. j av a2 s  .c om
 */
public Node restore(File dumpFile) {
    if (dumpFile == null) {
        return null;
    }
    try {
        Reader reader = Files.newBufferedReader(Zipfiles.unzip(dumpFile).toPath());
        Node node = fromXML(reader);
        node.setId(Filenames.asId(dumpFile.getName()).replace(".xml.zip", ""));
        reader.close();
        return node;
    } catch (IOException e) {
        throw new RuntimeException(e.getMessage(), e);
    }
}

From source file:it.tidalwave.northernwind.frontend.ui.component.DefaultStaticHtmlFragmentViewController.java

protected void populate(final @Nonnull String htmlResourceName, final @Nonnull Map<String, String> attributes)
        throws IOException {
    final Resource htmlResource = new ClassPathResource(htmlResourceName, getClass());
    final @Cleanup Reader r = new InputStreamReader(htmlResource.getInputStream());
    final CharBuffer charBuffer = CharBuffer.allocate((int) htmlResource.contentLength());
    final int length = r.read(charBuffer);
    r.close();
    final String html = new String(charBuffer.array(), 0, length);

    ST template = new ST(html, '$', '$');

    for (final Entry<String, String> entry : attributes.entrySet()) {
        template = template.add(entry.getKey(), entry.getValue());
    }//from w  w w  .  ja va 2  s .c  o  m

    view.setContent(template.render());
}