Example usage for java.lang String hashCode

Introduction

In this page you can find the example usage for java.lang String hashCode.

Prototype

public int hashCode() 

Source Link

Document

Returns a hash code for this string.

Usage

From source file:com.alibaba.china.talos.service.impl.AuthDataItemTransportAO.java

/**
 * @param relatedBizId/* w w  w .j  av  a2  s  . c o m*/
 * @return
 */
private String getAuthDataItemRelationTableName(String relatedBizId) {
    return "auth_data_item_relation_"
            + StringUtils.leftPad("" + (Math.abs(relatedBizId.hashCode()) % 64), 4, "0");
}

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From source file:net.demilich.metastone.game.behaviour.decicionTreeBheavior.DecisionDataBase.java

public synchronized void addExample(GameContext context, String actionName, Player player, int label) {

    //we want to add an example to the knowledge that hash the same actionName
    int index = hashToIndex.get(actionName.hashCode());
    if (index == -1) {
        System.err.println("could not find " + actionName);
        return;//from  w w  w . j  a va 2 s  .c o  m
    }
    CardContextKnowledge knowledge = database[index];

    //populate feature data
    reset();
    this.furfillOrder(context, this.featureAndHash[0], null, player);
    //furfillAll(context,player);

    //add the example
    knowledge.addExample(this.featureData.clone(), label);

}

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From source file:com.github.stephanarts.cas.ticket.registry.provider.AddMethod.java

/**
 * Execute the JSONRPCFunction.//from   www.  j  av a2s  .  c  o  m
 *
 * @param params    JSONRPC Method Parameters.
 *
 * @return          JSONRPC result object
 *
 * @throws JSONRPCException implementors can throw JSONRPCExceptions containing the error.
 */
public JSONObject execute(final JSONObject params) throws JSONRPCException {

    JSONObject result = new JSONObject();

    String ticketId = null;
    String serializedTicket = null;

    Ticket ticket = null;

    logger.debug("Add Ticket");
    if (params.length() != 2) {
        throw new JSONRPCException(-32602, "Invalid Params");
    }
    if (!(params.has("ticket-id") && params.has("ticket"))) {
        throw new JSONRPCException(-32602, "Invalid Params");
    }
    try {
        ticketId = params.getString("ticket-id");
        serializedTicket = params.getString("ticket");

        ByteArrayInputStream bi = new ByteArrayInputStream(
                DatatypeConverter.parseBase64Binary(serializedTicket));
        ObjectInputStream si = new ObjectInputStream(bi);

        ticket = (Ticket) si.readObject();
    } catch (final Exception e) {
        throw new JSONRPCException(-32501, "Could not decode Ticket");
    }

    if (this.map.containsKey(ticketId.hashCode())) {
        logger.error("Duplicate Key {}", ticketId);
        throw new JSONRPCException(-32502, "Duplicate Ticket");
    } else {
        this.map.put(ticketId.hashCode(), ticket);
    }

    logger.debug("Ticket-ID '{}'", ticketId);

    return result;
}

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From source file:au.edu.uws.eresearch.cr8it.TransformationHandler.java

private String getJsonMapping(String jsonString) throws IOException, ParseException {

    String template = readFile("./template.json");
    JSONParser parser = new JSONParser();
    JSONObject original = (JSONObject) parser.parse(template);
    JSONObject manifest = (JSONObject) parser.parse(jsonString);

    JSONObject dataObject = (JSONObject) original.get("data");
    JSONArray dataArray = (JSONArray) dataObject.get("data");

    JSONArray creators = (JSONArray) manifest.get("creators");
    JSONArray activities = (JSONArray) manifest.get("activities");
    JSONArray vfs = (JSONArray) manifest.get("vfs");

    LocalDate today = new LocalDate();
    int creatorIndex = 1;
    int grantIndex = 1;
    for (Object data : dataArray) {

        ((JSONObject) data).put("datasetId", jsonString.hashCode());
        JSONObject tfpackage = (JSONObject) ((JSONObject) data).get("tfpackage");
        tfpackage.put("dc:created", today.toString());

        Object root = vfs.get(0);
        if (root != null) {
            String crateName = (String) ((JSONObject) root).get("name");
            tfpackage.put("dc:title", crateName);
            tfpackage.put("title", crateName);
        }//from   w  ww.j av  a  2 s.com
        for (Object creator : creators) {
            //TODO we might need to split the name into first and last name
            String name = (String) ((JSONObject) creator).get("name");
            tfpackage.put("dc:creator.foaf:Person." + creatorIndex + ".foaf:name", name);

            String identifier = (String) ((JSONObject) creator).get("identifier");
            tfpackage.put("dc:creator.foaf:Person." + creatorIndex + ".dc:identifier", identifier);

            creatorIndex++;
        }
        for (Object activity : activities) {
            String identifier = (String) ((JSONObject) activity).get("identifier");
            tfpackage.put("foaf:fundedBy.vivo:Grant." + grantIndex + ".dc:identifier", identifier);

            String grantNumber = (String) ((JSONObject) activity).get("grant_number");
            tfpackage.put("foaf:fundedBy.vivo:Grant." + grantIndex + ".redbox:grantNumber", grantNumber);

            String title = (String) ((JSONObject) activity).get("title");
            String repositoryName = (String) ((JSONObject) activity).get("repository_name");
            tfpackage.put("foaf:fundedBy.vivo:Grant." + grantIndex + ".skos:prefLabel",
                    "(" + repositoryName + ") " + title);

            grantIndex++;
        }

    }
    String updatedJson = original.toJSONString();
    return updatedJson;

}

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From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int flush(String path, Object fh) throws FuseException {
    synchronized (this.parallelDataAccessSync[((path.hashCode() << 1) >>> 1) % 100]) {
        log.info("flush " + path + " " + fh);
        List bufferedDataFhList = writeBufFpMap.removeGroupingData(path);

        if (bufferedDataFhList != null) {
            for (int idx = 0; idx < bufferedDataFhList.size(); idx++) {
                Object bFh = bufferedDataFhList.get(idx);
                this.fixNoCommitData(bFh);
            }//ww  w  .  ja  v  a  2s.c  o m
        }

        this.fixNoCommitData(fh);
    }
    return 0;
}

---

From source file:com.opengamma.integration.timeseries.snapshot.CronTriggerComponentFactory.java

@Override
protected void propertySet(String propertyName, Object newValue, boolean quiet) {
    switch (propertyName.hashCode()) {
    case -281470431: // classifier
        setClassifier((String) newValue);
        return;//from   ww  w  .  ja  va2 s .  c om
    case -1438096408: // jobName
        setJobName((String) newValue);
        return;
    case -1637271358: // jobGroup
        setJobGroup((String) newValue);
        return;
    case 3373707: // name
        setName((String) newValue);
        return;
    case -348729402: // cronExpression
        setCronExpression((String) newValue);
        return;
    case 836243736: // schemeBlackList
        setSchemeBlackList((String) newValue);
        return;
    case 1058119597: // dataFieldBlackList
        setDataFieldBlackList((String) newValue);
        return;
    case 1272470629: // dataSource
        setDataSource((String) newValue);
        return;
    case 650692196: // normalizationRuleSetId
        setNormalizationRuleSetId((String) newValue);
        return;
    case 951232793: // observationTime
        setObservationTime((String) newValue);
        return;
    case -747889643: // globalPrefix
        setGlobalPrefix((String) newValue);
        return;
    case -1707859415: // htsMaster
        setHtsMaster((HistoricalTimeSeriesMaster) newValue);
        return;
    case -745461486: // redisConnector
        setRedisConnector((RedisConnector) newValue);
        return;
    case -332642308: // baseDir
        setBaseDir((String) newValue);
        return;
    case -160710469: // scheduler
        setScheduler((Scheduler) newValue);
        return;
    }
    super.propertySet(propertyName, newValue, quiet);
}

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From source file:net.schweerelos.parrot.ui.GraphViewComponent.java

private String getLayoutFilename() {
    String dataID = model.getDataIdentifier();
    int lastSlashIndex = dataID.lastIndexOf(File.separatorChar);
    int lastDotIndex = dataID.lastIndexOf('.');
    String filename;/*from ww w .  java 2  s  .  co  m*/
    if (lastSlashIndex < lastDotIndex) {
        // this is what we prefer
        filename = dataID.substring(lastSlashIndex, lastDotIndex);
    } else {
        filename = new StringBuilder(dataID.hashCode()).toString();
    }
    return System.getProperty("user.home") + File.separator + ".digital-parrot" + File.separator + filename
            + LAYOUT_SUFFIX;
}

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From source file:fuse.okuyamafs.OkuyamaFilesystem.java

public int fsync(String path, Object fh, boolean isDatasync) throws FuseException {
    synchronized (this.parallelDataAccessSync[((path.hashCode() << 1) >>> 1) % 100]) {
        log.info("fsync " + path + " " + fh + " " + isDatasync);
        List bufferedDataFhList = writeBufFpMap.removeGroupingData(path);

        if (bufferedDataFhList != null) {
            for (int idx = 0; idx < bufferedDataFhList.size(); idx++) {
                Object bFh = bufferedDataFhList.get(idx);
                this.fixNoCommitData(bFh);
            }/*from w  w  w.  j a va 2  s  .  c o  m*/
        }

        this.fixNoCommitData(fh);
    }
    return 0;
}

---

From source file:ch.epfl.data.squall.operators.ApproximateCountSketchOperator2.java

@Override
public List<String> processOne(List<String> tuple, long lineageTimestamp) {
    //   System.out.println("ZKM: processOne(" + tuple + ")");
    _numTuplesProcessed++;/*from  ww w .j a v  a 2s  .  c o m*/
    if (_numTuplesProcessed % 1000 == 0) {
        System.out.println("ZKM: processed: " + _numTuplesProcessed);
    }

    if (_distinct != null) {
        tuple = _distinct.processOne(tuple, lineageTimestamp);
        if (tuple == null)
            return null;
    }
    String tupleHash;
    if (_groupByType == GB_PROJECTION)
        tupleHash = MyUtilities.createHashString(tuple, _groupByColumns, _groupByProjection.getExpressions(),
                _map);
    else
        tupleHash = MyUtilities.createHashString(tuple, _groupByColumns, _map);

    //   final Long value = _storage.update(tuple, tupleHash);
    //   final String strValue = _wrapper.toString(value);
    final String strValue = "1";

    // propagate further the affected tupleHash-tupleValue pair
    final List<String> affectedTuple = new ArrayList<String>();
    affectedTuple.add(tupleHash);
    affectedTuple.add(strValue);

    //   long k = (new Long(tupleHash)).longValue();
    long k = tupleHash.hashCode();
    long v = _scm.UpdateSketch(k, 1);
    //   System.out.println("ZKM: " + k + " has count " + v + ", adding \"" + tupleHash + "\" to _unique_keys");
    _unique_keys.add(tupleHash);

    //   System.out.println("ZKM: affectedTuple == " + affectedTuple);
    return affectedTuple;
}

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From source file:com.chinamobile.bcbsp.graph.GraphDataForDisk.java

@Override
public synchronized void addForAll(Vertex vertex) {
    this.sizeForAll++;
    String vertexID = String.valueOf(vertex.getVertexID());
    int hashCode = vertexID.hashCode();
    int hashIndex = hashCode % this.hashBucketNumber; // bucket index
    hashIndex = (hashIndex < 0 ? hashIndex + this.hashBucketNumber : hashIndex);
    /* Add the vertex to the right hash bucket. */
    ArrayList<Vertex> hashBucket = this.hashBuckets.get(hashIndex);
    // When the hash bucket reference is null, create a bucket.
    if (hashBucket == null) {
        hashBucket = new ArrayList<Vertex>();
    }/*from w  ww  .  j  a  va 2 s . c  o  m*/
    hashBucket.add(vertex);
    this.hashBuckets.set(hashIndex, hashBucket);
    // Evaluate the memory size of the new Vertex.
    int newVertexSize = this.sizeOfRef + this.sizer.sizeOf(vertex);
    this.totalSizeOfVertex += newVertexSize;
    this.totalCountOfVertex++;
    this.totalCountOfEdge += vertex.getEdgesNum();
    /** Add the vertex's size to the length of the bucket's meta. */
    BucketMeta meta = this.metaTable.get(hashIndex);
    meta.length = meta.length + newVertexSize;
    meta.lengthInMemory = meta.lengthInMemory + newVertexSize;
    meta.count = meta.count + 1;
    meta.activeCount = meta.activeCount + 1;
    this.metaTable.set(hashIndex, meta);
    /* Add the headnode's size to the graph data's size. */
    this.sizeOfGraphDataInMem = this.sizeOfGraphDataInMem + newVertexSize;
    /* Set the bitmap's refered bit to 1 */
    setBitmapTrue(hashIndex, meta.activeCount - 1, this.bitmaps);
    // Add a new Integer into the bitmaps every 8 nodes added.
    if (this.sizeForAll % 32 == 1) {
        this.sizeOfBitmapsInMem = this.sizeOfBitmapsInMem + this.sizeOfInteger + this.sizeOfRef;
    }
    onVertexAdded();
}

---

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