Example usage for java.util BitSet BitSet

List of usage examples for java.util BitSet BitSet

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Introduction

In this page you can find the example usage for java.util BitSet BitSet.

Prototype

public BitSet()

Source Link

Document

Creates a new bit set.

Usage

From source file:org.apache.hama.bsp.message.io.PreFetchCache.java

public PreFetchCache(int numBuffers, long totalMessages, int capacity) {
    this.objectListArr = new Object[numBuffers];
    this.totalMessages = totalMessages;
    this.bufferBitSet = new BitSet();
    status = new SpilledDataReadStatus(numBuffers, bufferBitSet);
    for (int i = 0; i < numBuffers; ++i) {
        this.objectListArr[i] = new ArrayList<M>(capacity);
    }/*w  w w. ja v  a2 s  .  c o m*/
    this.capacity = capacity;
}

From source file:mastodon.algorithms.SABisectionAlgorithm.java

protected void tryPruning() {
    //choose the number of species in list to perturb based on a Poisson distributions with rate equal to variable "mean" above
    int numberToSet = 0;
    int numberToClear = 0;

    while (numberToSet < 1 || numberToSet > currPrunedSpeciesCount) {
        numberToSet = pd.sample() + 1;/*from  w  ww  .  ja  v  a 2 s  . c o  m*/
    }

    if (numberToSet > (bts.getTaxaCount() - currPrunedSpeciesCount)) {
        numberToSet = bts.getTaxaCount() - currPrunedSpeciesCount;
    }

    numberToClear = numberToSet;

    BitSet bitsToSet = new BitSet();
    BitSet bitsToClear = new BitSet();

    for (int e = 0; e < numberToSet; e++) {
        int choice = 0;
        while (true) {
            choice = (int) (Random.nextDouble() * bts.getTaxaCount());
            if (!currPruning.get(choice) && !bitsToSet.get(choice)) {
                break;
            }
        }
        bitsToSet.set(choice);
    }

    for (int e = 0; e < numberToClear; e++) {
        int choice = 0;
        while (true) {
            choice = (int) (Random.nextDouble() * bts.getTaxaCount());
            if (currPruning.get(choice) && !bitsToClear.get(choice)) {
                break;
            }
        }
        bitsToClear.set(choice);
    }

    currPruning.or(bitsToSet);
    currPruning.xor(bitsToClear);

    currScore = bts.pruneFast(currPruning);
    bts.unPrune();
}

From source file:org.lockss.servlet.DaemonStatus.java

/**
 * Handle a request//from  ww  w . jav a  2  s  .  co m
 * @throws IOException
 */
public void lockssHandleRequest() throws IOException {
    if (!StringUtil.isNullString(req.getParameter("isDaemonReady"))) {
        if (pluginMgr.areAusStarted()) {
            resp.setStatus(200);
            PrintWriter wrtr = resp.getWriter();
            resp.setContentType("text/plain");
            wrtr.println("true");
        } else {
            PrintWriter wrtr = resp.getWriter();
            resp.setContentType("text/plain");
            wrtr.println("false");
            resp.sendError(202, "Not ready");
        }
        return;
    }

    outputFmt = OUTPUT_HTML; // default output is html

    String outputParam = req.getParameter("output");
    if (!StringUtil.isNullString(outputParam)) {
        if ("html".equalsIgnoreCase(outputParam)) {
            outputFmt = OUTPUT_HTML;
        } else if ("xml".equalsIgnoreCase(outputParam)) {
            outputFmt = OUTPUT_XML;
        } else if ("text".equalsIgnoreCase(outputParam)) {
            outputFmt = OUTPUT_TEXT;
        } else if ("csv".equalsIgnoreCase(outputParam)) {
            outputFmt = OUTPUT_CSV;
        } else {
            log.warning("Unknown output format: " + outputParam);
        }
    }
    String optionsParam = req.getParameter("options");

    tableOptions = new BitSet();

    if (isDebugUser()) {
        log.debug2("Debug user.  Setting OPTION_DEBUG_USER");
        tableOptions.set(StatusTable.OPTION_DEBUG_USER);
    }

    for (Iterator iter = StringUtil.breakAt(optionsParam, ',').iterator(); iter.hasNext();) {
        String s = (String) iter.next();
        if ("norows".equalsIgnoreCase(s)) {
            tableOptions.set(StatusTable.OPTION_NO_ROWS);
        }
    }

    tableName = req.getParameter("table");
    tableKey = req.getParameter("key");
    if (StringUtil.isNullString(tableName)) {
        tableName = statSvc.getDefaultTableName();
    }
    if (StringUtil.isNullString(tableKey)) {
        tableKey = null;
    }
    sortKey = req.getParameter("sort");
    if (StringUtil.isNullString(sortKey)) {
        sortKey = null;
    }

    switch (outputFmt) {
    case OUTPUT_HTML:
        doHtmlStatusTable();
        break;
    case OUTPUT_XML:
        try {
            doXmlStatusTable();
        } catch (XmlDomBuilder.XmlDomException xde) {
            throw new IOException("Error building XML", xde);
        }
        break;
    case OUTPUT_TEXT:
        doTextStatusTable();
        break;
    case OUTPUT_CSV:
        doCsvStatusTable();
        break;
    }
}

From source file:ezbake.deployer.impl.Files.java

public static int convertPosixFilePermissionsToTarArchiveEntryMode(Set<PosixFilePermission> permissions) {
    BitSet mode = new BitSet();

    if (permissions.contains(PosixFilePermission.OTHERS_EXECUTE)) {
        mode.set(PosixFilePermission.OTHERS_EXECUTE.ordinal());
    }//from   w  w w  .  jav  a  2 s . c o m
    if (permissions.contains(PosixFilePermission.OTHERS_WRITE)) {
        mode.set(PosixFilePermission.OTHERS_WRITE.ordinal());
    }
    if (permissions.contains(PosixFilePermission.OTHERS_READ)) {
        mode.set(PosixFilePermission.OTHERS_READ.ordinal());
    }
    if (permissions.contains(PosixFilePermission.GROUP_EXECUTE)) {
        mode.set(PosixFilePermission.GROUP_EXECUTE.ordinal());
    }
    if (permissions.contains(PosixFilePermission.GROUP_WRITE)) {
        mode.set(PosixFilePermission.GROUP_WRITE.ordinal());
    }
    if (permissions.contains(PosixFilePermission.GROUP_READ)) {
        mode.set(PosixFilePermission.GROUP_READ.ordinal());
    }
    if (permissions.contains(PosixFilePermission.OWNER_EXECUTE)) {
        mode.set(PosixFilePermission.OWNER_EXECUTE.ordinal());
    }
    if (permissions.contains(PosixFilePermission.OWNER_WRITE)) {
        mode.set(PosixFilePermission.OWNER_WRITE.ordinal());
    }
    if (permissions.contains(PosixFilePermission.OWNER_READ)) {
        mode.set(PosixFilePermission.OWNER_READ.ordinal());
    }

    return (int) mode.toLongArray()[0];
}

From source file:io.viewserver.operators.group.GroupByOperator.java

@Override
protected void processConfig(IGroupByConfig config) {
    if (configChanged(config)) {
        List<String> groupBy = config.getGroupBy();
        if (groupIdComponents == null || groupIdComponents.length < groupBy.size()) {
            groupIdComponents = new int[groupBy.size()];
        }// www  . j  av a2 s.c  o  m
        this.groupBy = groupBy.toArray(new String[groupBy.size()]);
        input.groupByColumns = new ColumnHolder[this.groupBy.length];

        List<IGroupByConfig.Summary> summaries = config.getSummaries();
        this.summaryConfig = summaries.toArray(new IGroupByConfig.Summary[summaries.size()]);

        this.countColumnName = config.getCountColumnName();

        subtotals.clear();
        if (config.getSubtotals() != null && config.getSubtotals().size() != 0) {
            for (String subtotal : config.getSubtotals()) {
                BitSet subtotalColumns = new BitSet();
                if (subtotal != null && !"".equals(subtotal)) {
                    for (String subtotalColumn : subtotal.split("\\|")) {
                        int index = groupBy.indexOf(subtotalColumn);
                        if (index == -1) {
                            throw new IllegalArgumentException(
                                    "Invalid subtotal configuration - no group column '" + subtotalColumn
                                            + "'");
                        }
                        subtotalColumns.set(index);
                    }
                }
                subtotals.add(subtotalColumns);
            }
        } else {
            BitSet subtotalColumns = new BitSet();
            for (int i = 0; i < groupBy.size(); i++) {
                subtotalColumns.set(i);
            }
            subtotals.add(subtotalColumns);
        }

        input.resetSchema();
    }
}

From source file:au.org.ala.delta.intkey.WriteOnceIntkeyItemsFile.java

public void writeAttributeBits(int charNumber, List<BitSet> attributes, int numBits) {
    int record = updateCharacterIndex(charNumber);

    // Merge the list into a single BitSet.
    BitSet master = new BitSet();
    int offset = 0;
    for (BitSet set : attributes) {
        for (int i = 0; i < numBits; i++) {
            if (set.get(i)) {
                master.set(i + offset);//from ww w .  j av a  2  s  .  c o m
            }
        }
        offset += numBits;
    }

    List<Integer> values = bitSetToInts(master, numBits * attributes.size());
    writeToRecord(record, values);
}

From source file:org.apache.tez.dag.utils.JavaProfilerOptions.java

/**
 * Get the set of tasks to be profiled within a vertex
 *
 * @param tasksToProfileInVertex/*  w w w .  j  av  a  2  s .c o  m*/
 * @return Set<Integer> containing the task indexes to be profiled
 */
private BitSet parseTasksToProfile(String tasksToProfileInVertex) {
    BitSet profiledTaskSet = new BitSet();
    if (Strings.isNullOrEmpty(tasksToProfileInVertex)) {
        return profiledTaskSet;
    }
    Iterable<String> tasksInVertex = Splitter.on(",").omitEmptyStrings().trimResults()
            .split(tasksToProfileInVertex);
    for (String task : tasksInVertex) {
        /**
         * TODO: this is horrible way to check the ranges.
         * Should use RangeSet when guava is upgraded.  Also, need to support partial
         * ranges like "1:", ":50".  With current implementation partial ranges are not
         * allowed.
         */
        if (task.endsWith(":") || task.startsWith(":")) {
            //invalid range. e.g :20, 6: are not supported.
            LOG.warn("Partial range is considered as an invalid option");
            return null;
        }
        Matcher taskMatcher = RANGE_REGEX.matcher(task);
        if (taskMatcher.find()) {
            int start = Integer.parseInt((taskMatcher.group(1).trim()));
            int end = Integer.parseInt((taskMatcher.group(2).trim()));
            for (int i = Math.min(start, end); i <= Math.max(start, end); i++) {
                profiledTaskSet.set(i);
            }
        } else {
            profiledTaskSet.set(Integer.parseInt(task.trim()));
        }
    }
    return profiledTaskSet;
}

From source file:org.apache.tez.dag.app.dag.impl.DAGSchedulerNaturalOrderControlled.java

private void taskAttemptSeen(String vertexName, TezTaskAttemptID taskAttemptID) {
    BitSet scheduledTasks = vertexScheduledTasks.get(vertexName);
    if (scheduledTasks == null) {
        scheduledTasks = new BitSet();
        vertexScheduledTasks.put(vertexName, scheduledTasks);
    }//from   w w w. j  a  v a  2  s .c  o  m
    if (taskAttemptID != null) { // null for 0 task vertices
        scheduledTasks.set(taskAttemptID.getTaskID().getId());
    }
}

From source file:org.apache.jackrabbit.core.query.lucene.CachingIndexReader.java

private BitSet initShareableNodes(IndexReader delegatee) throws IOException {
    BitSet shareableNodes = new BitSet();
    TermDocs tDocs = delegatee.termDocs(new Term(FieldNames.SHAREABLE_NODE, ""));
    try {/*from  www.  j  av a 2  s  . co  m*/
        while (tDocs.next()) {
            shareableNodes.set(tDocs.doc());
        }
    } finally {
        tDocs.close();
    }
    return shareableNodes;
}

From source file:org.lockss.servlet.AddContent.java

/**
 * Handle a request/*from w w  w .j a  va2 s. c  o  m*/
 *
 * @throws java.io.IOException
 */
public void lockssHandleRequest() throws IOException {
    if (!StringUtil.isNullString(req.getParameter("isDaemonReady"))) {
        if (pluginMgr.areAusStarted()) {
            resp.setStatus(200);
            PrintWriter wrtr = resp.getWriter();
            resp.setContentType("text/plain");
            wrtr.println("true");
        } else {
            PrintWriter wrtr = resp.getWriter();
            resp.setContentType("text/plain");
            wrtr.println("false");
            resp.sendError(202, "Not ready");
        }
        return;
    }

    if (StringUtil.isNullString(action)) {
        try {
            getMultiPartRequest();
            if (multiReq != null) {
                action = multiReq.getString(ACTION_TAG);
            }
        } catch (FormDataTooLongException e) {
            errMsg = "Uploaded file too large: " + e.getMessage();
            // leave action null, will call displayAuSummary() below
        }
    }
    session = getSession();
    outputFmt = OUTPUT_HTML; // default output is html

    String outputParam = req.getParameter("output");
    if (!StringUtil.isNullString(outputParam)) {
        if ("html".equalsIgnoreCase(outputParam)) {
            outputFmt = OUTPUT_HTML;
        } else {
            log.warning("Unknown output format: " + outputParam);
        }
    }
    String optionsParam = req.getParameter("options");

    tableOptions = new BitSet();

    if (isDebugUser()) {
        log.debug2("Debug user.  Setting OPTION_DEBUG_USER");
        tableOptions.set(StatusTable.OPTION_DEBUG_USER);
    }

    for (String s : StringUtil.breakAt(optionsParam, ',')) {
        if ("norows".equalsIgnoreCase(s)) {
            tableOptions.set(StatusTable.OPTION_NO_ROWS);
        }
    }

    tableName = req.getParameter("table");
    tableKey = req.getParameter("key");
    if (StringUtil.isNullString(tableName)) {
        tableName = "AuOverview";
    }
    if (StringUtil.isNullString(tableKey)) {
        tableKey = null;
    }
    sortKey = req.getParameter("sort");
    if (StringUtil.isNullString(sortKey)) {
        sortKey = null;
    }
    groupKey = req.getParameter("group");
    if (StringUtil.isNullString(groupKey)) {
        groupKey = "publisher";
    }
    type = req.getParameter("type");
    if (StringUtil.isNullString(type)) {
        type = "";
    }
    typeKey = req.getParameter("type");
    String auStartString = req.getParameter("start");
    if (auStartString == null) {
        auStart = 'a';
    } else {
        auStart = auStartString.charAt(0);
    }
    String auEndString = req.getParameter("end");
    if (auEndString == null) {
        auEnd = 'a';
    } else {
        auEnd = auEndString.charAt(0);
    }
    filterKey = req.getParameter("filter");
    if (StringUtil.isNullString(filterKey)) {
        filterKey = "";
    }
    timeKey = req.getParameter("timeKey");
    if (StringUtil.isNullString(timeKey)) {
        timeKey = "";
    }
    tabKey = req.getParameter("tab");
    switch (outputFmt) {
    case OUTPUT_HTML:
        doHtmlStatusTable();
        break;
    }
    actionMessage = null;
    if ("Delete selected".equals(req.getParameter("deleteSubmit"))) {
        String[] deleteAUs = req.getParameterValues("au");
        if (deleteAUs != null) {
            List<String> aus = Arrays.asList(deleteAUs);
            log.error("AUs: " + aus);
            doRemoveAus(aus);
            actionMessage = createActionMessage(aus, false);
        } else {
            log.error("No AUs selected");
            actionMessage = "No AUs selected!";
        }
    }
    if ("Add selected".equals(req.getParameter("addSubmit"))) {
        String[] addAUs = req.getParameterValues("au");
        if (addAUs != null) {
            List<String> aus = Arrays.asList(addAUs);
            log.error("AUs: " + aus);
            doAddAus(RemoteApi.BATCH_ADD_ADD, aus);
            actionMessage = createActionMessage(aus, true);
        } else {
            log.error("No AUs selected");
            actionMessage = "No AUs selected!";
        }
    }
    if (actionMessage != null) {
        session.setAttribute("actionMessage", actionMessage);
    }

    String publisher = req.getParameter("deletePublisher");
    if (!StringUtil.isNullString(publisher)) {
        deletePublisher(publisher);
    }
}