Example usage for java.lang StringBuffer charAt

Introduction

In this page you can find the example usage for java.lang StringBuffer charAt.

Prototype

@Override
public synchronized char charAt(int index) 

Source Link

Usage

From source file:egovframework.com.utl.sys.fsm.service.FileSystemUtils.java

/**
 * Parses the Windows dir response last line
 *
 * @param line  the line to parse/*from  w w w.  j  a  v a 2 s. co  m*/
 * @param path  the path that was sent
 * @return the number of bytes
 * @throws IOException if an error occurs
 */
long parseDir(String line, String path) throws IOException {
    // read from the end of the line to find the last numeric
    // character on the line, then continue until we find the first
    // non-numeric character, and everything between that and the last
    // numeric character inclusive is our free space bytes count
    int bytesStart = 0;
    int bytesEnd = 0;
    int j = line.length() - 1;
    innerLoop1: while (j >= 0) {
        char c = line.charAt(j);
        if (Character.isDigit(c)) {
            // found the last numeric character, this is the end of
            // the free space bytes count
            bytesEnd = j + 1;
            break innerLoop1;
        }
        j--;
    }
    innerLoop2: while (j >= 0) {
        char c = line.charAt(j);
        if (!Character.isDigit(c) && c != ',' && c != '.') {
            // found the next non-numeric character, this is the
            // beginning of the free space bytes count
            bytesStart = j + 1;
            break innerLoop2;
        }
        j--;
    }
    if (j < 0) {
        throw new IOException("Command line 'dir /-c' did not return valid info " + "for path '" + path + "'");
    }

    // remove commas and dots in the bytes count
    StringBuffer buf = new StringBuffer(line.substring(bytesStart, bytesEnd));
    for (int k = 0; k < buf.length(); k++) {
        if (buf.charAt(k) == ',' || buf.charAt(k) == '.') {
            buf.deleteCharAt(k--);
        }
    }
    return parseBytes(buf.toString(), path);
}

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From source file:com.xie.javacase.json.XMLTokener.java

/**
 * Get the text in the CDATA block./*from   w  ww .j a v a 2 s . c  om*/
 * @return The string up to the <code>]]&gt;</code>.
 * @throws org.json.JSONException If the <code>]]&gt;</code> is not found.
 */
public String nextCDATA() throws JSONException {
    char c;
    int i;
    StringBuffer sb = new StringBuffer();
    for (;;) {
        c = next();
        if (c == 0) {
            throw syntaxError("Unclosed CDATA");
        }
        sb.append(c);
        i = sb.length() - 3;
        if (i >= 0 && sb.charAt(i) == ']' && sb.charAt(i + 1) == ']' && sb.charAt(i + 2) == '>') {
            sb.setLength(i);
            return sb.toString();
        }
    }
}

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From source file:er.extensions.ERXExtensions.java

/**
 * This method can be used with Direct Action URLs to make sure
 * that the browser will reload the page. This is done by
 * adding the parameter [? | &]r=random_number to the end of the
 * url.// www  .j a va  2s .c  o m
 * @param daURL a url to add the randomization to.
 */
// FIXME: Should check to make sure that the key 'r' isn't already present in the url.
public static void addRandomizeDirectActionURL(StringBuffer daURL) {
    synchronized (_random) {
        int r = _random.nextInt();
        char c = '?';
        for (int i = 0; i < daURL.length(); i++) {
            if (daURL.charAt(i) == '?') {
                c = '&';
                break;
            }
        }
        daURL.append(c);
        daURL.append("r=");
        daURL.append(r);
    }
}

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From source file:CodePointInputMethod.java

private int getCodePoint(StringBuffer sb, int from, int to) {
    int value = 0;
    for (int i = from; i <= to; i++) {
        value = (value << 4) + Character.digit(sb.charAt(i), 16);
    }/*from w  w  w  .  j a  v a  2s .  c  o m*/
    return value;
}

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From source file:com.qut.middleware.spep.filter.SPEPFilter.java

/**
 * Transcodes %XX symbols per RFC 2369 to normalized character format - adapted from apache commons
 * /*w  ww  .j a va2  s.  c om*/
 * @param buffer
 *            The stringBuffer object containing the request data
 * @param offset
 *            How far into the string buffer we should start processing from
 * @param length
 *            Number of chars in the buffer
 * @throws ServletException
 */
private void decode(final StringBuffer buffer, final int offset, final int length) throws ServletException {
    int index = offset;
    int count = length;
    int dig1, dig2;
    while (count > 0) {
        final char ch = buffer.charAt(index);
        if (ch != '%') {
            count--;
            index++;
            continue;
        }
        if (count < 3) {
            throw new ServletException(
                    Messages.getString("SPEPFilter.10") + buffer.substring(index, index + count)); //$NON-NLS-1$
        }

        dig1 = Character.digit(buffer.charAt(index + 1), 16);
        dig2 = Character.digit(buffer.charAt(index + 2), 16);
        if (dig1 == -1 || dig2 == -1) {
            throw new ServletException(
                    Messages.getString("SPEPFilter.11") + buffer.substring(index, index + count)); //$NON-NLS-1$
        }
        char value = (char) (dig1 << 4 | dig2);

        buffer.setCharAt(index, value);
        buffer.delete(index + 1, index + 3);
        count -= 3;
        index++;
    }
}

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From source file:org.openmrs.module.FacesRegister.web.controller.Faces361BRegisterManageController.java

private String dateFormat(String s) {
    /*/*from   w  w w  .  j a  v a  2  s .c o m*/
     * this method formats the date string
     * it takes input in the format of dd/mm/yyyy and returns yyyy-mm-dd
     * This is done so that we can ensure correct sql date format
     */
    String temp = "";
    StringBuffer st = new StringBuffer(s);
    for (int i = st.length() - 1; i >= 0; i--) {
        if (st.charAt(i) == '/')
            st.replace(i, i + 1, "-"); //replace the slash "/" with the dash "-"
    }
    temp = st.substring(6, 10) + "-" + st.substring(3, 5) + "-" + st.substring(0, 2); // format date (yyyy-mm-dd)
    return temp;

}

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From source file:org.apache.ftpserver.usermanager.DbUserManager.java

/**
 * Escape string to be embedded in SQL statement.
 *///w w  w  .  j  a va  2 s  . c  om
private String escapeString(String input) {
    StringBuffer valBuf = new StringBuffer(input);
    for (int i = 0; i < valBuf.length(); i++) {
        char ch = valBuf.charAt(i);
        if (ch == '\'' || ch == '\\' || ch == '$' || ch == '^' || ch == '[' || ch == ']' || ch == '{'
                || ch == '}') {

            valBuf.insert(i, '\\');
            i++;
        }
    }
    return valBuf.toString();
}

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From source file:com.zimbra.common.mime.MimeDetect.java

private String readLine(InputStream is) throws IOException {
    StringBuffer sb = new StringBuffer();
    int c;/*  ww w  .  jav a2s.  c  om*/

    while ((c = is.read()) != -1 && c != '\n')
        sb.append((char) c);
    if (sb.length() > 0 && sb.charAt(sb.length() - 1) == '\r') {
        // drop trailing \r
        sb.deleteCharAt(sb.length() - 1);
    }
    return sb.length() == 0 ? null : sb.toString();
}

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From source file:net.sourceforge.eclipsetrader.yahoo.Feed.java

private void update() {
    // Builds the url for quotes download
    String host = "quote.yahoo.com"; //$NON-NLS-1$
    StringBuffer url = new StringBuffer("http://" + host + "/download/javasoft.beans?symbols="); //$NON-NLS-1$ //$NON-NLS-2$
    for (Iterator iter = map.values().iterator(); iter.hasNext();)
        url = url.append((String) iter.next() + "+"); //$NON-NLS-1$
    if (url.charAt(url.length() - 1) == '+')
        url.deleteCharAt(url.length() - 1);
    url.append("&format=sl1d1t1c1ohgvbap"); //$NON-NLS-1$
    log.debug(url.toString());//  w  w w. j  a  va 2s.  c om

    // Read the last prices
    String line = ""; //$NON-NLS-1$
    try {
        HttpClient client = new HttpClient();
        client.getHttpConnectionManager().getParams().setConnectionTimeout(5000);

        BundleContext context = YahooPlugin.getDefault().getBundle().getBundleContext();
        ServiceReference reference = context.getServiceReference(IProxyService.class.getName());
        if (reference != null) {
            IProxyService proxy = (IProxyService) context.getService(reference);
            IProxyData data = proxy.getProxyDataForHost(host, IProxyData.HTTP_PROXY_TYPE);
            if (data != null) {
                if (data.getHost() != null)
                    client.getHostConfiguration().setProxy(data.getHost(), data.getPort());
                if (data.isRequiresAuthentication())
                    client.getState().setProxyCredentials(AuthScope.ANY,
                            new UsernamePasswordCredentials(data.getUserId(), data.getPassword()));
            }
        }

        HttpMethod method = new GetMethod(url.toString());
        method.setFollowRedirects(true);
        client.executeMethod(method);

        BufferedReader in = new BufferedReader(new InputStreamReader(method.getResponseBodyAsStream()));
        while ((line = in.readLine()) != null) {
            String[] item = line.split(","); //$NON-NLS-1$
            if (line.indexOf(";") != -1) //$NON-NLS-1$
                item = line.split(";"); //$NON-NLS-1$

            Double open = null, high = null, low = null, close = null;
            Quote quote = new Quote();

            // 2 = Date
            // 3 = Time
            try {
                GregorianCalendar c = new GregorianCalendar(TimeZone.getTimeZone("EST"), Locale.US); //$NON-NLS-1$
                usDateTimeParser.setTimeZone(c.getTimeZone());
                usDateParser.setTimeZone(c.getTimeZone());
                usTimeParser.setTimeZone(c.getTimeZone());

                String date = stripQuotes(item[2]);
                if (date.indexOf("N/A") != -1) //$NON-NLS-1$
                    date = usDateParser.format(Calendar.getInstance().getTime());
                String time = stripQuotes(item[3]);
                if (time.indexOf("N/A") != -1) //$NON-NLS-1$
                    time = usTimeParser.format(Calendar.getInstance().getTime());
                c.setTime(usDateTimeParser.parse(date + " " + time)); //$NON-NLS-1$
                c.setTimeZone(TimeZone.getDefault());
                quote.setDate(c.getTime());
            } catch (Exception e) {
                log.error(e.getMessage() + ": " + line); //$NON-NLS-1$
            }
            // 1 = Last price or N/A
            if (item[1].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                quote.setLast(numberFormat.parse(item[1]).doubleValue());
            // 4 = Change
            // 5 = Open
            if (item[5].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                open = new Double(numberFormat.parse(item[5]).doubleValue());
            // 6 = Maximum
            if (item[6].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                high = new Double(numberFormat.parse(item[6]).doubleValue());
            // 7 = Minimum
            if (item[7].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                low = new Double(numberFormat.parse(item[7]).doubleValue());
            // 8 = Volume
            if (item[8].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                quote.setVolume(numberFormat.parse(item[8]).intValue());
            // 9 = Bid Price
            if (item[9].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                quote.setBid(numberFormat.parse(item[9]).doubleValue());
            // 10 = Ask Price
            if (item[10].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                quote.setAsk(numberFormat.parse(item[10]).doubleValue());
            // 11 = Close Price
            if (item[11].equalsIgnoreCase("N/A") == false) //$NON-NLS-1$
                close = new Double(numberFormat.parse(item[11]).doubleValue());

            // 0 = Code
            String symbol = stripQuotes(item[0]);
            for (Iterator iter = map.keySet().iterator(); iter.hasNext();) {
                Security security = (Security) iter.next();
                if (symbol.equalsIgnoreCase((String) map.get(security))) {
                    security.setQuote(quote, open, high, low, close);
                }
            }
        }
        in.close();
    } catch (Exception e) {
        log.error(e);
    }
}

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From source file:com.netspective.sparx.navigate.NavigationPath.java

protected String constructQualifiedName() {
    StringBuffer sb = new StringBuffer();
    if (parent != null)
        sb.append(parent.getQualifiedName());

    if (sb.length() == 0 || sb.charAt(sb.length() - 1) != '/')
        sb.append(PATH_SEPARATOR);//  ww w  . ja va 2  s  .co m

    sb.append(getName());
    return sb.toString();
}

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