Example usage for java.lang StringBuilder charAt

Introduction

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

Prototype

char charAt(int index);

Source Link

Document

Returns the char value at the specified index.

Usage

From source file:net.sourceforge.vulcan.jabber.JabberBuildStatusListener.java

String generateBuildReportUrl(String view) {
    final StringBuilder sb = new StringBuilder(getVulcanUrl());
    if (sb.charAt(sb.length() - 1) != '/') {
        sb.append('/');
    }// ww w.  j  a va 2  s  .  c o m
    sb.append("projects/");

    try {
        sb.append(URLEncoder.encode(status.getName(), "utf-8"));
    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }

    sb.append("/");
    sb.append(status.getBuildNumber());
    sb.append("/");
    sb.append(view);

    String url = sb.toString();
    return url;
}

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From source file:org.alfresco.repo.action.executer.TransformActionExecuter.java

/**
 * Transform a name from original extension to new extension, if appropriate.
 * If the original name seems to end with a reasonable file extension, then the name
 * will be transformed such that the old extension is replaced with the new.
 * Otherwise the name will be returned unaltered.
 * <P/>//from   www .  ja v  a  2s .  c  o m
 * The original name will be deemed to have a reasonable extension if there are one
 * or more characters after the (required) final dot, none of which are spaces.
 * 
 * @param mimetypeService the mimetype service
 * @param original the original name
 * @param newMimetype the new mime type
 * @param alwaysAdd if the name has no extension, then add the new one
 * 
 * @return name with new extension as appropriate for the mimetype
 */
public static String transformName(MimetypeService mimetypeService, String original, String newMimetype,
        boolean alwaysAdd) {
    // get the current extension
    int dotIndex = original.lastIndexOf('.');
    StringBuilder sb = new StringBuilder(original.length());
    if (dotIndex > -1) {
        // we found it
        String nameBeforeDot = original.substring(0, dotIndex);
        String originalExtension = original.substring(dotIndex + 1, original.length());

        // See ALF-1937, which actually relates to cm:title not cm:name.
        // It is possible that the text after the '.' is not actually an extension
        // in which case it should not be replaced.
        boolean originalExtensionIsReasonable = isExtensionReasonable(originalExtension);
        String newExtension = mimetypeService.getExtension(newMimetype);
        if (originalExtensionIsReasonable) {
            sb.append(nameBeforeDot);
            sb.append('.').append(newExtension);
        } else {
            sb.append(original);
            if (alwaysAdd == true) {
                if (sb.charAt(sb.length() - 1) != '.') {
                    sb.append('.');
                }
                sb.append(newExtension);
            }
        }
    } else {
        // no extension so don't add a new one
        sb.append(original);

        if (alwaysAdd == true) {
            // add the new extension - defaults to .bin
            String newExtension = mimetypeService.getExtension(newMimetype);
            sb.append('.').append(newExtension);
        }
    }
    // done
    return sb.toString();
}

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From source file:org.obiba.onyx.core.service.impl.ConfigurablePasswordValidationStrategyImpl.java

private StringBuilder removeLastCommaFromList(StringBuilder sb) {
    if (sb.length() == 0)
        return sb;
    if (sb.charAt(sb.length() - 1) == ',') {
        sb.setLength(sb.length() - 1);//from   ww  w. ja  v a  2  s  .c  o m
    }
    return sb;
}

---

From source file:ca.uhn.fhir.rest.client.apache.ApacheHttpClient.java

private StringBuilder newHeaderBuilder(StringBuilder theUrlBase) {
    StringBuilder b = new StringBuilder();
    b.append(theUrlBase);/*from w ww.  j a  v  a2s  .  c o  m*/
    if (theUrlBase.length() > 0 && theUrlBase.charAt(theUrlBase.length() - 1) == '/') {
        b.deleteCharAt(b.length() - 1);
    }
    return b;
}

---

From source file:org.batoo.common.util.StringUtils.java

/**
 * Trim all occurences of the supplied leading character from the given String.
 * /*  w  w w  . ja  v  a  2  s.  c  o m*/
 * @param str
 *            the String to check
 * @param leadingCharacter
 *            the leading character to be trimmed
 * @return the trimmed String
 */
public static String trimLeadingCharacter(String str, char leadingCharacter) {
    if (!StringUtils.hasLength(str)) {
        return str;
    }
    final StringBuilder sb = new StringBuilder(str);
    while ((sb.length() > 0) && (sb.charAt(0) == leadingCharacter)) {
        sb.deleteCharAt(0);
    }
    return sb.toString();
}

---

From source file:org.batoo.common.util.StringUtils.java

/**
 * Trim all occurences of the supplied trailing character from the given String.
 * /*from  w  w  w . ja  v  a2  s  .  co m*/
 * @param str
 *            the String to check
 * @param trailingCharacter
 *            the trailing character to be trimmed
 * @return the trimmed String
 */
public static String trimTrailingCharacter(String str, char trailingCharacter) {
    if (!StringUtils.hasLength(str)) {
        return str;
    }
    final StringBuilder sb = new StringBuilder(str);
    while ((sb.length() > 0) && (sb.charAt(sb.length() - 1) == trailingCharacter)) {
        sb.deleteCharAt(sb.length() - 1);
    }
    return sb.toString();
}

---

From source file:de.highbyte_le.weberknecht.request.taglibs.SiteBaseLinkTag.java

protected String getBaseUrl() throws JspException {

    if (!(pageContext.getRequest() instanceof HttpServletRequest))
        throw new JspException("unable to get a HttpServletRequest");

    StringBuilder baseUrl = new StringBuilder();

    HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();

    try {/*from ww  w  .ja v  a 2  s.  c  om*/
        ContextConfig conf = new ContextConfig();
        baseUrl.append(conf.getValue("webapp_base_url"));

        if (baseUrl.charAt(baseUrl.length() - 1) != '/')
            baseUrl.append("/");
    } catch (NamingException e) {
        logger.error("getTokenUrl() - naming exception while fetching webapp_base_url: " + e.getMessage()); //$NON-NLS-1$

        logger.warn("automatically generating base URL");
        String contextPath = request.getContextPath();
        String localHost = request.getLocalName();
        int localPort = request.getLocalPort();

        if (baseUrl.length() > 0) //just to be sure
            baseUrl = new StringBuilder();

        baseUrl.append("http://").append(localHost).append(":").append(localPort + contextPath).append("/");
    }

    return baseUrl.toString();
}

---

From source file:com.orange.wro.taglib.tag.AsJsArrayIncludeTag.java

@Override
protected void writeEnd(StringBuilder builder) {
    int length = builder.length();
    if (length == 0) {
        throw new AssertionError(
                "The builder length is zero. This should not happen as we normally append something at the very beginning.");
    }/*from w  w w  . j a va  2  s. co m*/

    try {
        if (builder.charAt(length - 1) == ',') {
            // will be false if we didn't add any file
            builder.deleteCharAt(length - 1);
        }
    } catch (IndexOutOfBoundsException e) {
        // must not happen as we check before
        throw new AssertionError(
                "deleteCharAt triggered a StringIndexOutOfBoundsException, which should not happen.");
    }

    builder.append("]");
}

---

From source file:edu.chalmers.dat076.moviefinder.service.TitleParser.java

/**
 * Check if mySb has the potential to contain an episode of some series. It
 * is assumed that vital season information is available in index 0.
 *
 * @param mySb//from   w w w.  ja  v  a2 s .co  m
 * @return true if mySb contains season and episode information
 */
public boolean getEpisodePotential(StringBuilder mySb) {

    if (mySb.length() >= 4 && (mySb.charAt(0) == 'S' || mySb.charAt(0) == 's')) {

        if (Character.isDigit(mySb.charAt(1))) {
            if (Character.isDigit(mySb.charAt(3)) && (mySb.charAt(2) == 'E' || mySb.charAt(2) == 'e')) {
                return true; // SxEx
            } else if (mySb.length() >= 6 && (Character.isDigit(mySb.charAt(2))
                    && Character.isDigit(mySb.charAt(4)) && (mySb.charAt(3) == 'E' || mySb.charAt(3) == 'e'))) {
                return true; //SxxEx
            }
        } else if (mySb.length() > 13 && mySb.substring(0, 6).equalsIgnoreCase("season")) {
            for (int i = 6; i < mySb.length() - 7; i++) {
                if (mySb.substring(i, i + 7).equalsIgnoreCase("episode")) {
                    return true; // season ... episode
                }
            }
        }
    } else if (mySb.length() >= 3 && Character.isDigit(mySb.charAt(0))) {
        if ((Character.isDigit(mySb.charAt(2)) && (mySb.charAt(1) == 'x' || mySb.charAt(1) == 'X'))
                || (mySb.length() >= 4 && Character.isDigit(mySb.charAt(1)) && Character.isDigit(mySb.charAt(3))
                        && (mySb.charAt(2) == 'x' || mySb.charAt(2) == 'X'))) {
            return true; // xXx xxXx
        }
    }
    return false;
}

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From source file:org.batoo.common.util.StringUtils.java

/**
 * Trim leading whitespace from the given String.
 * /*from  www. j  a  va  2  s .c  om*/
 * @param str
 *            the String to check
 * @return the trimmed String
 * @see java.lang.Character#isWhitespace
 */
public static String trimLeadingWhitespace(String str) {
    if (!StringUtils.hasLength(str)) {
        return str;
    }
    final StringBuilder sb = new StringBuilder(str);
    while ((sb.length() > 0) && Character.isWhitespace(sb.charAt(0))) {
        sb.deleteCharAt(0);
    }
    return sb.toString();
}

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