Example usage for java.lang StringBuilder charAt

List of usage examples for java.lang StringBuilder charAt

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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.oddsoftware.android.feedscribe.data.FeedManager.java

public void htmlUnescapeInto(StringBuilder source, StringBuilder dest) {
    boolean inEntity = false;
    StringBuilder entity = new StringBuilder(10);
    int sourceLength = source.length();
    for (int i = 0; i < sourceLength; ++i) {
        char c = source.charAt(i);

        if (inEntity) {
            if (c == ';') {
                // first see if this is a special sequence
                SpecialEntity special = org.htmlcleaner.SpecialEntity.getEntity(entity.toString());
                if (special != null) {
                    dest.append(special.getCharacter());
                }/*  ww  w .ja va2s .  co  m*/
                // next try hex starting with #x
                else if (entity.length() > 1 && entity.charAt(0) == '#' && entity.charAt(1) == 'x') {
                    int value = 0;
                    for (int j = 2; j < entity.length(); ++j) {
                        value *= 16;
                        char e = entity.charAt(j);
                        if (e >= '0' && e <= '9') {
                            value += (int) (e - '0');
                        } else if (e >= 'a' && e <= 'f') {
                            value += 10 + (int) (e - 'a');
                        } else if (e >= 'A' && e <= 'F') {
                            value += 10 + (int) (e - 'A');
                        } else {
                            value = 0;
                            break;
                        }
                    }

                    if (value != 0) {
                        dest.append((char) value);
                    }
                }
                // next try decimal starting with #
                else if (entity.length() > 0 && entity.charAt(0) == '#') {
                    int value = 0;
                    for (int j = 1; j < entity.length(); ++j) {
                        value *= 10;
                        char e = entity.charAt(j);
                        if (e >= '0' && e <= '9') {
                            value += (int) (e - '0');
                        } else {
                            value = 0;
                            break;
                        }
                    }

                    if (value != 0) {
                        dest.append((char) value);
                    }
                }
                inEntity = false;
                entity.setLength(0);
            } else {
                entity.append(c);
            }
        } else {
            if (c == '&') {
                inEntity = true;
            } else {
                dest.append(c);
            }
        }
    }
}

From source file:com.gargoylesoftware.htmlunit.CodeStyleTest.java

/**
 * Converts the given alerts definition to an array of expressions.
 *//*from   w  ww.  j  a v a 2s.  c om*/
private static List<String> alertsToList(final String string) {
    final List<String> list = new ArrayList<>();
    if ("\"\"".equals(string)) {
        list.add(string);
    } else {
        final StringBuilder currentToken = new StringBuilder();

        boolean insideString = true;
        boolean startsWithBraces = false;
        for (final String token : string.split("(?<!\\\\)\"")) {
            insideString = !insideString;
            if (currentToken.length() != 0) {
                currentToken.append('"');
            } else {
                startsWithBraces = token.toString().contains("{");
            }

            if (!insideString && token.startsWith(",") && !startsWithBraces) {
                list.add(currentToken.toString());
                currentToken.setLength(0);
                startsWithBraces = token.toString().contains("{");
            }

            if (!insideString && token.contains("}")) {
                final int curlyIndex = token.indexOf('}') + 1;
                currentToken.append(token.substring(0, curlyIndex));
                list.add(currentToken.toString());
                currentToken.setLength(0);
                currentToken.append(token.substring(curlyIndex));
            } else {
                if (!insideString && token.contains(",") && !startsWithBraces) {
                    final String[] expressions = token.split(",");
                    currentToken.append(expressions[0]);
                    if (currentToken.length() != 0) {
                        list.add(currentToken.toString());
                    }
                    for (int i = 1; i < expressions.length - 1; i++) {
                        list.add(',' + expressions[i]);
                    }
                    currentToken.setLength(0);
                    currentToken.append(',' + expressions[expressions.length - 1]);
                } else {
                    currentToken.append(token);
                }
            }
        }
        if (currentToken.length() != 0) {
            if (!currentToken.toString().contains("\"")) {
                currentToken.insert(0, '"');
            }
            int totalQuotes = 0;
            for (int i = 0; i < currentToken.length(); i++) {
                if (currentToken.charAt(i) == '"' && (i == 0 || currentToken.charAt(i - 1) != '\\')) {
                    totalQuotes++;
                }
            }
            if (totalQuotes % 2 != 0) {
                currentToken.append('"');
            }

            list.add(currentToken.toString());
        }
    }
    return list;
}

From source file:au.org.ala.delta.editor.slotfile.directive.DirOutDefault.java

private void writeIntItemCharSetArgs(int argType, DirectiveArguments directiveArgs, StringBuilder textBuffer) {
    if (directiveArgs.size() > 0) {

        State curState = State.IN_MODIFIERS;
        List<Integer> dataList = new ArrayList<Integer>();
        for (DirectiveArgument<?> vectIter : directiveArgs.getDirectiveArguments()) {
            BigDecimal curVal = vectIter.getValue();
            if (curState == State.IN_MODIFIERS && !BigDecimal.ZERO.equals(curVal)) {
                if (curVal.compareTo(BigDecimal.ZERO) > 0)
                    break; // No taxa present, so nothing else matters
                curState = State.IN_TAXA;
                dataList.clear();/* w w  w  . jav a  2  s  . c o  m*/
                textBuffer.append(" (");
            }
            if (curState == State.IN_TAXA && curVal.compareTo(BigDecimal.ZERO) > 0) {
                if (vectIter.getData().size() >= 0)
                    appendRange(dataList, ' ', true, textBuffer);
                textBuffer.append(')');
                curState = State.IN_CHARS;
                dataList.clear();
            }
            if (curState == State.IN_CHARS && curVal.compareTo(BigDecimal.ZERO) >= 0)
                break; // Should never happen, unless arguments were somehow reordered
            if ((Integer) vectIter.getId() > 0)
                dataList.add((Integer) vectIter.getId());
            else
                appendKeyword(textBuffer, vectIter.getText(), false,
                        !(curState == State.IN_TAXA && textBuffer.charAt(textBuffer.length() - 1) == '('));
        }
        if (dataList.size() > 0) {
            textBuffer.append(' ');
            appendRange(dataList, ' ', true, textBuffer);
        }
    }
}

From source file:org.apache.hadoop.mapreduce.v2.app.webapp.TasksBlock.java

@Override
protected void render(Block html) {
    if (app.getJob() == null) {
        html.h2($(TITLE));/*from   w w  w  . ja v a  2s.co  m*/
        return;
    }
    TaskType type = null;
    String symbol = $(TASK_TYPE);
    if (!symbol.isEmpty()) {
        type = MRApps.taskType(symbol);
    }
    TBODY<TABLE<Hamlet>> tbody = html.table("#tasks").thead().tr().th("Task").th("Progress").th("Status")
            .th("State").th("Start Time").th("Finish Time").th("Elapsed Time")._()._().tbody();
    StringBuilder tasksTableData = new StringBuilder("[\n");

    for (Task task : app.getJob().getTasks().values()) {
        if (type != null && task.getType() != type) {
            continue;
        }
        String taskStateStr = $(TASK_STATE);
        if (taskStateStr == null || taskStateStr.trim().equals("")) {
            taskStateStr = "ALL";
        }

        if (!taskStateStr.equalsIgnoreCase("ALL")) {
            try {
                // get stateUI enum
                MRApps.TaskStateUI stateUI = MRApps.taskState(taskStateStr);
                if (!stateUI.correspondsTo(task.getState())) {
                    continue;
                }
            } catch (IllegalArgumentException e) {
                continue; // not supported state, ignore
            }
        }

        TaskInfo info = new TaskInfo(task);
        String tid = info.getId();
        String pct = StringUtils.format("%.2f", info.getProgress());
        tasksTableData.append("[\"<a href='").append(url("task", tid)).append("'>").append(tid)
                .append("</a>\",\"")
                //Progress bar
                .append("<br title='").append(pct).append("'> <div class='").append(C_PROGRESSBAR)
                .append("' title='").append(join(pct, '%')).append("'> ").append("<div class='")
                .append(C_PROGRESSBAR_VALUE).append("' style='").append(join("width:", pct, '%'))
                .append("'> </div> </div>\",\"")
                .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(info.getStatus())))
                .append("\",\"")

                .append(info.getState()).append("\",\"").append(info.getStartTime()).append("\",\"")
                .append(info.getFinishTime()).append("\",\"").append(info.getElapsedTime()).append("\"],\n");
    }
    //Remove the last comma and close off the array of arrays
    if (tasksTableData.charAt(tasksTableData.length() - 2) == ',') {
        tasksTableData.delete(tasksTableData.length() - 2, tasksTableData.length() - 1);
    }
    tasksTableData.append("]");
    html.script().$type("text/javascript")._("var tasksTableData=" + tasksTableData)._();

    tbody._()._();
}

From source file:org.exoplatform.outlook.OutlookServiceImpl.java

/**
 * Make JCR compatible item name./* w w w  .j a  v  a2  s  . c  o  m*/
 * 
 * @param name {@link String}
 * @return {@link String} JCR compatible name of local file
 */
public static String cleanName(String name) {
    String str = accentsConverter.transliterate(name.trim());
    // the character ? seems to not be changed to d by the transliterate function
    StringBuilder cleanedStr = new StringBuilder(str.trim());
    // delete special character
    if (cleanedStr.length() == 1) {
        char c = cleanedStr.charAt(0);
        if (c == '.' || c == '/' || c == ':' || c == '[' || c == ']' || c == '*' || c == '\'' || c == '"'
                || c == '|') {
            // any -> _<NEXNUM OF c>
            cleanedStr.deleteCharAt(0);
            cleanedStr.append('_');
            cleanedStr.append(Integer.toHexString(c).toUpperCase());
        }
    } else {
        for (int i = 0; i < cleanedStr.length(); i++) {
            char c = cleanedStr.charAt(i);
            if (c == '/' || c == ':' || c == '[' || c == ']' || c == '*' || c == '\'' || c == '"' || c == '|') {
                cleanedStr.deleteCharAt(i);
                cleanedStr.insert(i, '_');
            } else if (!(Character.isLetterOrDigit(c) || Character.isWhitespace(c) || c == '.' || c == '-'
                    || c == '_')) {
                cleanedStr.deleteCharAt(i--);
            }
        }
        // XXX finally ensure the name doesn't hava a dot at the end
        // https://github.com/exo-addons/outlook/issues/5
        // https://jira.exoplatform.org/browse/COMMONS-510
        int lastCharIndex = cleanedStr.length() - 1;
        char c = cleanedStr.charAt(lastCharIndex);
        if (c == '.') {
            cleanedStr.deleteCharAt(lastCharIndex);
        }
    }
    return cleanedStr.toString().trim(); // finally trim also
}

From source file:org.operamasks.faces.render.graph.ChartRenderer.java

private void encodeItemTips(FacesContext context, UIChart comp, ChartRenderingInfo info) throws IOException {
    StringBuilder buf = new StringBuilder();

    buf.append("Ext.om.AreaTips.init();\n");
    buf.append("Ext.om.AreaTips.register({");
    buf.append("target:'").append(comp.getClientId(context)).append("'");
    buf.append(",trackMouse:true");
    buf.append(",areas:[");

    EntityCollection entities = info.getEntityCollection();
    Iterator it = entities.iterator();
    while (it.hasNext()) {
        ChartEntity entity = (ChartEntity) it.next();
        String tooltip = entity.getToolTipText();
        if (tooltip != null) {
            buf.append("{");
            buf.append("shape:'").append(entity.getShapeType()).append("'");
            buf.append(",coords:[").append(entity.getShapeCoords()).append("]");
            buf.append(",text:").append(HtmlEncoder.enquote(tooltip));
            buf.append("},");
        }//from w w  w  . ja va2 s .co  m
    }

    if (buf.charAt(buf.length() - 1) == ',') {
        buf.setLength(buf.length() - 1);
    }

    buf.append("]});\n");

    ResourceManager rm = ResourceManager.getInstance(context);
    if (isAjaxResponse(context)) {
        AjaxResponseWriter out = (AjaxResponseWriter) context.getResponseWriter();
        out.writeScript("OM.ajax.loadScript('" + rm.getResourceURL("/ext/om/AreaTips.js") + "');\n");
        out.writeScript(buf.toString());
    } else {
        YuiExtResource resource = YuiExtResource.register(rm, "Ext.om.AreaTips");
        resource.addInitScript(buf.toString());
    }
}

From source file:org.ngrinder.perftest.service.PerfTestService.java

/**
 * Get the test report data as a json string.
 *
 * @param targetFile target file//from   w  w w  .  j a va2 s .co m
 * @param interval   interval to collect data
 * @return json string
 */
private String getFileDataAsJson(File targetFile, int interval) {
    if (!targetFile.exists()) {
        return "[]";
    }
    StringBuilder reportData = new StringBuilder("[");
    FileReader reader = null;
    BufferedReader br = null;
    try {
        reader = new FileReader(targetFile);
        br = new BufferedReader(reader);
        String data = br.readLine();
        int current = 0;
        while (StringUtils.isNotBlank(data)) {
            if (0 == current) {
                reportData.append(data);
                reportData.append(",");
            }
            if (++current >= interval) {
                current = 0;
            }
            data = br.readLine();
        }
        if (reportData.charAt(reportData.length() - 1) == ',') {
            reportData.deleteCharAt(reportData.length() - 1);
        }
    } catch (IOException e) {
        LOGGER.error("Report data retrieval is failed: {}", e.getMessage());
        LOGGER.debug("Trace is : ", e);
    } finally {
        IOUtils.closeQuietly(reader);
        IOUtils.closeQuietly(br);
    }
    return reportData.append("]").toString();
}

From source file:com.taobao.tddl.interact.rule.VirtualTable.java

private void showTopology(boolean showMap) {
    int crossIndex, endIndex, maxcolsPerRow = showColsPerRow, maxtbnlen = 1, maxdbnlen = 1;
    for (Map.Entry<String, Set<String>> e : this.actualTopology.entrySet()) {
        int colsPerRow = colsPerRow(e.getValue(), showColsPerRow);
        if (colsPerRow > maxcolsPerRow) {
            maxcolsPerRow = colsPerRow;//from   w  w w  .j a v a  2 s.  c  o  m
        }
        if (e.getKey().length() > maxdbnlen) {
            maxdbnlen = e.getKey().length(); //dbIndex
        }
        for (String tbn : e.getValue()) {
            if (tbn.length() > maxtbnlen) {
                maxtbnlen = tbn.length(); //tableName
            }
        }
    }
    crossIndex = maxdbnlen + 1;
    endIndex = crossIndex + (maxtbnlen + 1) * maxcolsPerRow + 1;
    StringBuilder sb = new StringBuilder("The topology of the virtual table " + this.virtualTbName);
    addLine(sb, crossIndex, endIndex);
    for (Map.Entry<String/**/, Set<String/**/>> e : this.actualTopology.entrySet()) {
        sb.append("\n|");
        sb.append(fillAfter(e.getKey(), maxdbnlen)).append("|");
        int i = 0, n = e.getValue().size();
        for (String tb : e.getValue()) {
            sb.append(fillAfter(tb, maxtbnlen)).append(",");
            i++;
            if (i % maxcolsPerRow == 0 && i < n) {
                sb.append("|\n|").append(fillAfter(" ", maxdbnlen)).append("|");//
            }
        }
        if (i % maxcolsPerRow != 0) {
            int taillen = (maxcolsPerRow - (i % maxcolsPerRow)) * (maxtbnlen + 1) + 1;
            sb.append(fillBefore("|", taillen));
        } else {
            sb.append("|");
        }

        addLine(sb, crossIndex, endIndex);
    }
    sb.append("\n");
    logger.warn(sb);

    if (!showMap) {
        return;
    }
    sb = new StringBuilder("\nYou could add below segement as the actualTopology property to ");
    sb.append(this.virtualTbName + "'s TableRule bean in the rule file\n\n");
    sb.append("        <property name=\"actualTopology\">\n");
    sb.append("          <map>\n");
    for (Map.Entry<String/**/, Set<String/**/>> e : this.actualTopology.entrySet()) {
        sb.append("            <entry key=\"").append(e.getKey()).append("\" value=\"");
        for (String table : e.getValue()) {
            sb.append(table).append(tableNameSepInSpring);
        }
        if (sb.charAt(sb.length() - 1) == tableNameSepInSpring.charAt(0)) {
            sb.deleteCharAt(sb.length() - 1);
        }
        sb.append("\" />\n");
    }
    sb.append("          </map>\n");
    sb.append("        </property>\n");
    logger.warn(sb);
}

From source file:org.apache.hadoop.yarn.server.resourcemanager.webapp.RMAppBlock.java

@Override
protected void generateApplicationTable(Block html, UserGroupInformation callerUGI,
        Collection<ApplicationAttemptReport> attempts) {
    // Application Attempt Table
    Hamlet.TBODY<Hamlet.TABLE<Hamlet>> tbody = html.table("#attempts").thead().tr().th(".id", "Attempt ID")
            .th(".started", "Started").th(".node", "Node").th(".logs", "Logs")
            .th(".appBlacklistednodes", "Nodes blacklisted by the application", "Nodes blacklisted by the app")
            .th(".rmBlacklistednodes", "Nodes blacklisted by the RM for the" + " app",
                    "Nodes blacklisted by the system")
            ._()._().tbody();//  w  w  w.  j  a va  2  s.c om

    RMApp rmApp = this.rm.getRMContext().getRMApps().get(this.appID);
    if (rmApp == null) {
        return;
    }
    StringBuilder attemptsTableData = new StringBuilder("[\n");
    for (final ApplicationAttemptReport appAttemptReport : attempts) {
        RMAppAttempt rmAppAttempt = rmApp.getRMAppAttempt(appAttemptReport.getApplicationAttemptId());
        if (rmAppAttempt == null) {
            continue;
        }
        AppAttemptInfo attemptInfo = new AppAttemptInfo(this.rm, rmAppAttempt, rmApp.getUser(),
                WebAppUtils.getHttpSchemePrefix(conf));
        Set<String> nodes = rmAppAttempt.getBlacklistedNodes();
        // nodes which are blacklisted by the application
        String appBlacklistedNodesCount = String.valueOf(nodes.size());
        // nodes which are blacklisted by the RM for AM launches
        String rmBlacklistedNodesCount = String.valueOf(
                rmAppAttempt.getAMBlacklistManager().getBlacklistUpdates().getBlacklistAdditions().size());
        String nodeLink = attemptInfo.getNodeHttpAddress();
        if (nodeLink != null) {
            nodeLink = WebAppUtils.getHttpSchemePrefix(conf) + nodeLink;
        }
        String logsLink = attemptInfo.getLogsLink();
        attemptsTableData.append("[\"<a href='")
                .append(url("appattempt", rmAppAttempt.getAppAttemptId().toString())).append("'>")
                .append(String.valueOf(rmAppAttempt.getAppAttemptId())).append("</a>\",\"")
                .append(attemptInfo.getStartTime()).append("\",\"<a ")
                .append(nodeLink == null ? "#" : "href='" + nodeLink).append("'>")
                .append(nodeLink == null ? "N/A"
                        : StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(nodeLink)))
                .append("</a>\",\"<a ").append(logsLink == null ? "#" : "href='" + logsLink).append("'>")
                .append(logsLink == null ? "N/A" : "Logs").append("</a>\",").append("\"")
                .append(appBlacklistedNodesCount).append("\",").append("\"").append(rmBlacklistedNodesCount)
                .append("\"],\n");
    }
    if (attemptsTableData.charAt(attemptsTableData.length() - 2) == ',') {
        attemptsTableData.delete(attemptsTableData.length() - 2, attemptsTableData.length() - 1);
    }
    attemptsTableData.append("]");
    html.script().$type("text/javascript")._("var attemptsTableData=" + attemptsTableData)._();

    tbody._()._();
}

From source file:org.apache.hadoop.yarn.server.resourcemanager.webapp.AppsBlock.java

@Override
public void render(Block html) {
    TBODY<TABLE<Hamlet>> tbody = html.table("#apps").thead().tr().th(".id", "ID").th(".user", "User")
            .th(".name", "Name").th(".type", "Application Type").th(".queue", "Queue")
            .th(".starttime", "StartTime").th(".finishtime", "FinishTime").th(".state", "State")
            .th(".finalstatus", "FinalStatus").th(".progress", "Progress").th(".ui", "Tracking UI")._()._()
            .tbody();/*from   w ww  .j  a  va 2s.  com*/
    Collection<YarnApplicationState> reqAppStates = null;
    String reqStateString = $(APP_STATE);
    if (reqStateString != null && !reqStateString.isEmpty()) {
        String[] appStateStrings = reqStateString.split(",");
        reqAppStates = new HashSet<YarnApplicationState>(appStateStrings.length);
        for (String stateString : appStateStrings) {
            reqAppStates.add(YarnApplicationState.valueOf(stateString));
        }
    }
    StringBuilder appsTableData = new StringBuilder("[\n");
    for (RMApp app : apps.values()) {
        if (reqAppStates != null && !reqAppStates.contains(app.createApplicationState())) {
            continue;
        }
        AppInfo appInfo = new AppInfo(app, true, WebAppUtils.getHttpSchemePrefix(conf));
        String percent = String.format("%.1f", appInfo.getProgress());
        //AppID numerical value parsed by parseHadoopID in yarn.dt.plugins.js
        appsTableData.append("[\"<a href='").append(url("app", appInfo.getAppId())).append("'>")
                .append(appInfo.getAppId()).append("</a>\",\"")
                .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(appInfo.getUser())))
                .append("\",\"")
                .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(appInfo.getName())))
                .append("\",\"")
                .append(StringEscapeUtils
                        .escapeJavaScript(StringEscapeUtils.escapeHtml(appInfo.getApplicationType())))
                .append("\",\"")
                .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml(appInfo.getQueue())))
                .append("\",\"").append(appInfo.getStartTime()).append("\",\"").append(appInfo.getFinishTime())
                .append("\",\"").append(appInfo.getState()).append("\",\"").append(appInfo.getFinalStatus())
                .append("\",\"")
                // Progress bar
                .append("<br title='").append(percent).append("'> <div class='").append(C_PROGRESSBAR)
                .append("' title='").append(join(percent, '%')).append("'> ").append("<div class='")
                .append(C_PROGRESSBAR_VALUE).append("' style='").append(join("width:", percent, '%'))
                .append("'> </div> </div>").append("\",\"<a href='");

        String trackingURL = !appInfo.isTrackingUrlReady() ? "#" : appInfo.getTrackingUrlPretty();

        appsTableData.append(trackingURL).append("'>").append(appInfo.getTrackingUI()).append("</a>\"],\n");

    }
    if (appsTableData.charAt(appsTableData.length() - 2) == ',') {
        appsTableData.delete(appsTableData.length() - 2, appsTableData.length() - 1);
    }
    appsTableData.append("]");
    html.script().$type("text/javascript")._("var appsTableData=" + appsTableData)._();

    tbody._()._();
}