Example usage for java.lang StringBuffer charAt

List of usage examples for java.lang StringBuffer charAt

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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:org.mitre.honeyclient.WorkerThread.java

@Override
public void run() {

    Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST, getName() + " accepted a new connection");

    byte[] buf = new byte[1024];
    StringBuffer buffer = new StringBuffer();
    InputStream in = null;/*from ww w .j  a  v a 2 s .c  o  m*/
    OutputStream out = null;

    try {

        in = socket.getInputStream();
        out = socket.getOutputStream();

        int len;
        boolean cont = true;

        while (cont) {
            len = in.read(buf);
            buffer.append(new String(buf, 0, len));
            if (buffer.charAt(buffer.length() - 1) == '}') {
                cont = false;
            }
            Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST,
                    getName() + " read: '" + new String(buf, 0, len) + "'");
            Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST, getName()
                    + " last charcted read: '" + Character.toString(buffer.charAt(buffer.length() - 1)) + "'");
            Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST,
                    getName() + " continue reading on port: " + Boolean.toString(cont));
        }

        String text = buffer.toString();
        File inputFile = null, outputFile = null;
        Response response = null;
        Request request = null;
        byte[] file_bytes;

        try {

            Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST,
                    getName() + " request text : " + text);

            request = server.getMapper().readValue(text, Request.class);

            if ((FilenameUtils.getPath(request.getInputFilename()) != null)
                    && (FilenameUtils.getPath(request.getOutputFilename()) != null)
                    && (new File(request.getInputFilename()).exists())) {

                inputFile = new File(request.getInputFilename());
                outputFile = new File(request.getOutputFilename());

            } else if (request.getInputBase64FileContents() != null) {

                file_bytes = Base64.decodeBase64(request.getInputBase64FileContents().getBytes());

                if (file_bytes.length > server.getFileSizeMax()) {
                    throw new RuntimeException("Fail; File too big to process.");
                }

                FileUtils.writeByteArrayToFile(
                        inputFile = File.createTempFile(FilenameUtils.getBaseName(request.getInputFilename()),
                                "." + FilenameUtils.getExtension(request.getInputFilename())),
                        file_bytes);

                outputFile = File.createTempFile(FilenameUtils.getBaseName(request.getOutputFilename()),
                        "." + FilenameUtils.getExtension(request.getOutputFilename()));

            } else {
                throw new RuntimeException(
                        "No Base64 encoded input file content, nor path provided with input filename.");
            }

            Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST,
                    "calling convert of " + inputFile.getPath() + " to " + outputFile.getPath());

            // TODO: convert using convert(File inputFile, File outputFile, DocumentFormat outputFormat), modify Request to handle
            server.getDocumentConverter().convert(inputFile, outputFile);

            if (!outputFile.exists())
                throw new RuntimeException("The file could not be converted.");

            if (request.inputBase64FileContents != null) {
                byte[] outputFileBytes = new byte[(int) outputFile.length()];
                FileInputStream f = new FileInputStream(outputFile.getPath());
                f.read(outputFileBytes, 0, outputFileBytes.length);
                f.close();

                String outputBase64encoded = new String(Base64.encodeBase64(outputFileBytes));

                response = new Response("Success; output returned in Base64 format",
                        request.getOutputFilename(), outputBase64encoded);
            } else {
                response = new Response("Success; output can found in the output file",
                        request.getOutputFilename(), null);
            }

        } catch (RuntimeException e) {
            Logger.getLogger(WorkerThread.class.getName()).log(Level.SEVERE, e.toString());
            response = new Response(e.getMessage(), null, null);
            //} catch (java.io.EOFException e) {
            //swallow
        } finally {
            if ((request != null) && (request.getInputBase64FileContents() != null)) {
                if (inputFile != null) {
                    inputFile.delete();
                }

                if (outputFile != null) {
                    outputFile.delete();
                }
            }

            server.getMapper().writeValue(out, response);

        }

    } catch (Exception e) {
        // catch everything else
        Logger.getLogger(WorkerThread.class.getName()).log(Level.SEVERE, e.getMessage());
    } finally {
        try {
            in.close();
            out.close();
            socket.close();

        } catch (IOException e) {
            Logger.getLogger(WorkerThread.class.getName()).log(Level.SEVERE, null, e);
        }
    }
    Logger.getLogger(WorkerThread.class.getName()).log(Level.FINEST, getName() + " done");
}

From source file:org.apache.lucene.analysis.de.GermanStemmer.java

/**
  * Does some optimizations on the term. This optimisations are contextual.
  *///from ww w.  ja  v  a 2  s.c  o m
 private void optimize(StringBuffer buffer) {
     // Additional step for female plurals of professions and inhabitants.
     if (buffer.length() > 5 && buffer.substring(buffer.length() - 5, buffer.length()).equals("erin*")) {
         buffer.deleteCharAt(buffer.length() - 1);
         strip(buffer);
     }
     // Additional step for irregular plural nouns like "Matrizen -> Matrix".
     if (buffer.charAt(buffer.length() - 1) == ('z')) {
         buffer.setCharAt(buffer.length() - 1, 'x');
     }
 }

From source file:com.enonic.vertical.engine.PresentationEngine.java

public Document getFusionBotQuery(String fusionBotUrl, String query, int siteNum, int page) {
    final String MESSAGE_00 = "Failed to query FusionBot search engine";

    Document doc;//from w  w w .  j a va 2s. c o  m
    try {
        StringBuffer urlStr = new StringBuffer(fusionBotUrl);
        urlStr.append("?keys=");
        StringBuffer sb = new StringBuffer(query.replace(' ', '+'));
        for (int i = 0; i < sb.length(); i++) {
            char c = sb.charAt(i);
            if (c == '<') {
                sb.replace(i, i + 1, "&#x3c;");
                i += 5;
            }
        }
        urlStr.append(sb.toString());
        urlStr.append("&sitenbr=");
        urlStr.append(siteNum);
        urlStr.append("&ct=0&xml=1&pos=");
        urlStr.append(page);

        URL url = new URL(urlStr.toString());
        URLConnection urlConn = url.openConnection();
        InputStream in = urlConn.getInputStream();

        doc = XMLTool.domparse(in);
    } catch (Exception e) {
        VerticalEngineLogger.error(getClass(), 0, MESSAGE_00, e);
        doc = null;
    }

    if (doc == null) {
        doc = XMLTool.createDocument("noresult");
    }

    return doc;
}

From source file:com.ms.commons.log.MsSyslogAppender.java

/**
 * Gets HEADER portion of packet.//  www.  ja  v a  2 s .  c  o  m
 * 
 * @param timeStamp number of milliseconds after the standard base time.
 * @return HEADER portion of packet, will be zero-length string if header is false.
 * @since 1.2.15
 */
private String getPacketHeader(final long timeStamp) {
    if (header) {
        StringBuffer buf = new StringBuffer(dateFormat.format(new Date(timeStamp)));
        // RFC 3164 says leading space, not leading zero on days 1-9
        if (buf.charAt(4) == '0') {
            buf.setCharAt(4, ' ');
        }
        buf.append(getLocalHostname());
        buf.append(' ');
        return buf.toString();
    }
    return "";
}

From source file:com.wabacus.system.dataset.sqldataset.GetDataSetByStoreProcedure.java

private void addRowgroupColsToParams(ReportBean rbean, StringBuffer systemParamsBuf) {
    AbsListReportDisplayBean alrdbean = (AbsListReportDisplayBean) rbean.getDbean()
            .getExtendConfigDataForReportType(AbsListReportType.KEY);
    if (alrdbean != null && alrdbean.getLstRowgroupColsColumn() != null) {
        StringBuffer rowGroupColsBuf = new StringBuffer();
        for (String rowgroupColTmp : alrdbean.getLstRowgroupColsColumn()) {
            if (rowgroupColTmp != null && !rowgroupColTmp.trim().equals(""))
                rowGroupColsBuf.append(rowgroupColTmp).append(",");
        }//from  w w  w  .  j  av a 2s. c o  m
        if (rowGroupColsBuf.length() > 0) {
            if (rowGroupColsBuf.charAt(rowGroupColsBuf.length() - 1) == ',')
                rowGroupColsBuf.deleteCharAt(rowGroupColsBuf.length() - 1);
            systemParamsBuf.append("{[(<rowgroup_cols:" + rowGroupColsBuf.toString() + ">)]}");
        }
    }
}

From source file:org.apache.cocoon.environment.internal.EnvironmentHelper.java

/**
 * Adds an prefix to the overall stripped off prefix from the request uri
 *//*  www.  j  a v  a2 s  .  c  o  m*/
public void changeContext(Source newSource, String newPrefix) throws IOException {
    final String newContext = newSource.getURI();
    if (getLogger().isDebugEnabled()) {
        getLogger().debug("Changing Cocoon context");
        getLogger().debug("  from context(" + this.context + ") and prefix(" + this.prefix + ")");
        getLogger().debug("  to context(" + newContext + ") and prefix(" + newPrefix + ")");
    }
    int l = newPrefix.length();
    if (l >= 1) {
        this.lastPrefix = newPrefix;
        if (this.prefix == null) {
            this.prefix = "";
        }
        final StringBuffer buffer = new StringBuffer(this.prefix);
        buffer.append(newPrefix);
        // check for a slash at the beginning to avoid problems with subsitemaps
        if (buffer.charAt(buffer.length() - 1) != '/') {
            buffer.append('/');
            this.lastPrefix = this.lastPrefix + '/';
        }
        this.prefix = buffer.toString();
    } else {
        this.lastPrefix = null;
    }

    if (SourceUtil.getScheme(this.context).equals("zip")) {
        // if the resource is zipped into a war file (e.g. Weblogic temp deployment)
        // FIXME (VG): Is this still required? Better to unify both cases.
        if (getLogger().isDebugEnabled()) {
            getLogger().debug("Base context is zip: " + this.context);
        }

        org.apache.excalibur.source.Source source = null;
        try {
            source = this.resolver.resolveURI(this.context + newContext);
            this.context = source.getURI();
        } finally {
            this.resolver.release(source);
        }
    } else {
        String sContext;
        // if we got a absolute context or one with a protocol resolve it
        if (newContext.charAt(0) == '/') {
            // context starts with the '/' - absolute file URL
            sContext = "file:" + newContext;
        } else if (newContext.indexOf(':') > 1) {
            // context have ':' - absolute URL
            sContext = newContext;
        } else {
            // context is relative to old one
            sContext = this.context + '/' + newContext;
        }

        // Cut the file name part from context (if present)
        int i = sContext.lastIndexOf('/');
        if (i != -1 && i + 1 < sContext.length()) {
            sContext = sContext.substring(0, i + 1);
        }

        Source source = null;
        try {
            source = this.resolver.resolveURI(sContext);
            this.context = source.getURI();
        } finally {
            this.resolver.release(source);
        }
    }

    if (getLogger().isDebugEnabled()) {
        getLogger().debug("New context is " + this.context);
    }
}

From source file:Main.java

/**
 * This method adds underscore in between the words (eg: converts GeneHomolog
 * to Gene_Homolog)/*from www.  j  a  v  a2s  . c  o  m*/
 *
 * @param name
 */
public static void evaluateString(String name, List<String> options, List<String> words) {
    if (options == null || words == null)
        throw new IllegalArgumentException("Options or Words is not initialized");

    //remove package name if the name is a class name
    if (name != null) {
        int index = name.lastIndexOf(".");
        name = name.substring(index + 1);
    }
    //Set optionSet = new HashSet();
    options.add(name);

    char firstChar = name.charAt(0);

    firstChar = Character.toUpperCase(firstChar);

    if (name.indexOf("_") > 0) {
        String temp = Character.toString(firstChar) + name.substring(1);
        options.add(temp);
    }
    String temp = firstChar + name.substring(1).toLowerCase();
    options.add(temp);

    String evaluatedString = null;
    ;

    StringBuffer wholeWords = new StringBuffer();

    StringBuffer tempSeparateWord = new StringBuffer();

    char[] chars = name.toCharArray();

    StringBuffer sb = new StringBuffer();

    boolean first = true;

    int index = 0;

    for (int i = 0; i < chars.length; i++) {
        //Character c = new Character(chars[i]);
        //System.out.println("inside loop i = " +i);
        if (Character.isUpperCase(chars[i])) {
            if ((i > 1) && ((i - index) > 1)) {
                //System.out.println("Inside capital if");
                first = false;

                sb.append("_").append(chars[i]);

                words.add(tempSeparateWord.toString());

                tempSeparateWord = new StringBuffer();

                tempSeparateWord.append(chars[i]);

                wholeWords.append(" ").append(chars[i]);
            }

            else {
                wholeWords.append(chars[i]);

                tempSeparateWord.append(chars[i]);

                sb.append(chars[i]);
            }

            index = i;
        }

        else {
            if (chars[i] != '_') {
                sb.append(chars[i]);

                wholeWords.append(chars[i]);

                tempSeparateWord.append(chars[i]);
            }
        }
    }

    //System.out.println("Converted string: "+sb.toString());
    //if the string contains "_", then make the first character uppercase
    if (!first) {
        char c = Character.toUpperCase(sb.charAt(0));

        sb.deleteCharAt(0);

        sb.insert(0, c);

        char c1 = Character.toUpperCase(wholeWords.charAt(0));

        wholeWords.deleteCharAt(0);

        wholeWords.insert(0, c1);
    }

    options.add(sb.toString());
    options.add(wholeWords.toString());

    if (words.size() > 0) {
        /*
           StringBuffer tmp = (StringBuffer)separateWords.get(0);
           char c2 = Character.toUpperCase(tmp.charAt(0));
                    
           tmp.deleteCharAt(0);
           tmp.insert(0, c2);
                    
           separateWords.remove(0);
           separateWords.add(0, tmp);
         */
        String temp2 = words.get(words.size() - 1).toString();

        if (tempSeparateWord != null) {
            temp = tempSeparateWord.toString();

            if (temp2.compareToIgnoreCase(temp) != 0) {
                words.add(temp);
            }
        }
    }
    List possibleOptions = new ArrayList(options);
    options = null;//garbage collection ready

    //testing
    for (int i = 0; i < possibleOptions.size(); i++) {
        System.out.println("options[" + i + "]=" + possibleOptions.get(i));
    }
    for (int i = 0; i < words.size(); i++) {
        System.out.println("separateWords[" + i + "]=" + words.get(i));
    }
    return;
}

From source file:ORG.oclc.oai.server.catalog.AbstractCatalog.java

/**
 * Convert the requested 'from' parameter to the finest granularity supported by this
 * repository./*  www .j a  v a2  s .  c  o  m*/
 * 
 * @exception BadArgumentException one or more of the arguments are bad.
 */
public String toFinestFrom(String from) throws BadArgumentException {
    if (debug) {
        System.out.println("AbstractCatalog.toFinestFrom: from=" + from);
        System.out.println(
                "                            target=" + VALID_GRANULARITIES[supportedGranularityOffset]);
    }
    if (StringUtils.isEmpty(from)) {
        return "";
    }
    if (from.length() > VALID_GRANULARITIES[supportedGranularityOffset].length()) {
        throw new BadArgumentException();
    }
    if (from.length() != VALID_GRANULARITIES[supportedGranularityOffset].length()) {
        StringBuffer sb = new StringBuffer(from);
        if (sb.charAt(sb.length() - 1) == 'Z') {
            sb.setLength(sb.length() - 1);
        }

        sb.append(FROM_GRANULARITIES[supportedGranularityOffset].substring(sb.length()));
        from = sb.toString();
    }

    if (!isValidGranularity(from)) {
        throw new BadArgumentException();
    }

    return from;
}

From source file:stanford.androidlib.xml.XMLTokener.java

/**
 * Get the text in the CDATA block.//from   w  ww  .  j a  v  a2 s . co m
 * @return The string up to the ]]&gt;.
 * @throws JSONException If the ]]&gt; is not found.
 */
public String nextCDATA() throws JSONException {
    char c;
    int i;
    StringBuffer sb = new StringBuffer();
    for (;;) {
        c = next();
        // if (end()) {
        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();
        }
    }
}

From source file:org.jboss.dashboard.commons.text.StringUtil.java

/**
 * Converts the given string to a Java valid identifier.
 *
 * @param str string to process/*from   w w w  .  j a  v a2 s  . co m*/
 * @return A java based identifier.
 */
public static String toJavaIdentifier(String str) {
    if (str == null || str.trim().equals(""))
        return null;
    StringBuffer buf = new StringBuffer(str);
    int bufIdx = 0;
    while (bufIdx < buf.length()) {
        char c = buf.charAt(bufIdx);

        // Replace tilded by non-tilded chars.
        int tilded = TILDED_CHARS.indexOf(c);
        if (tilded != -1 && tilded < NON_TILDED_CHARS.length()) {
            buf.deleteCharAt(bufIdx);
            c = NON_TILDED_CHARS.charAt(tilded);
            buf.insert(bufIdx++, c);
            continue;
        }
        // Discard special chars and non-valid java identifiers.
        int special = SPECIAL_CHARS.indexOf(c);
        if (special != -1 || !Character.isJavaIdentifierPart(c)) {
            buf.deleteCharAt(bufIdx);
            continue;
        }
        // Adjust buffer index.
        bufIdx++;
    }
    if (buf.length() == 0)
        return "";
    while (buf.length() > 0 && !Character.isJavaIdentifierStart(buf.charAt(0)))
        buf.deleteCharAt(0);

    // Avoid reserved java keywords.
    String javaId = buf.toString();
    if (isJavaKeyword(javaId)) {
        if (javaId.equals("class"))
            javaId = "clazz";
        else
            javaId = '_' + javaId;
    }
    return javaId;
}