Example usage for java.util HashMap size

Introduction

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

Prototype

int size

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Document

The number of key-value mappings contained in this map.

Usage

From source file:Main.java

/**
 * Method that merges 2 data structures into 1
 * /*  ww w.jav  a 2  s. c  o m*/
 * @param featureSet:
 *            the structure containing all features
 * @param featureSet2:
 *            the structure containing Pairwise Correlation features
 * @return the concatenated data structure
 */
public static HashMap<Integer, ArrayList<HashMap<String, Double>>> mergeStructures(
        HashMap<Integer, ArrayList<HashMap<String, Double>>> featureSet,
        ArrayList<ArrayList<HashMap<String, Double>>> featureSet2) {

    HashMap<Integer, ArrayList<HashMap<String, Double>>> featureSet_final = new HashMap<Integer, ArrayList<HashMap<String, Double>>>();

    for (int i = 0; i < featureSet.size(); i++) {
        ArrayList<HashMap<String, Double>> featuresPerChann = featureSet.get(i);
        ArrayList<HashMap<String, Double>> featuresPerChann2 = featureSet2.get(i);
        if (featuresPerChann2 == null)
            continue;

        ArrayList<HashMap<String, Double>> featuresPerChann_final = new ArrayList<HashMap<String, Double>>();

        for (int ii = 0; ii < featuresPerChann.size(); ii++) {
            HashMap<String, Double> h1 = new HashMap<String, Double>();
            HashMap<String, Double> h2 = new HashMap<String, Double>();
            // System.out.println("s:: "+String.format("%03d", ii));
            h1 = featuresPerChann.get(ii);
            for (int j = 0; j < featuresPerChann2.size(); j++) {
                h2 = featuresPerChann2.get(j);
                // System.out.println("h2:"+h2);
                String s = h2.keySet().toString();

                if (s.contains("s" + String.format("%04d", ii))) {
                    // System.out.println("sss"+s.substring(1,14));
                    String new_s = s.substring(1, 17);
                    if (h2.get(new_s) != null) {
                        double v = h2.get(new_s);
                        HashMap<String, Double> h = new HashMap<String, Double>();
                        h.put(new_s.substring(0, 11), v);
                        h1.putAll(h);
                    }
                }
            }
            featuresPerChann_final.add(h1);

        }
        featureSet_final.put(i, featuresPerChann_final);
    }

    return featureSet_final;
}

---

From source file:Main.java

public static final String postData(String url, HashMap<String, String> params) {
    // Create a new HttpClient and Post Header
    HttpClient httpclient = new DefaultHttpClient();
    HttpPost httppost = new HttpPost(url);
    String outputString = null;/*w w  w .  j a  v  a 2 s. c  om*/

    try {
        // Add your data
        List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(params.size());
        Iterator it = params.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry pair = (Map.Entry) it.next();
            nameValuePairs.add(new BasicNameValuePair((String) pair.getKey(), (String) pair.getValue()));
            System.out.println(pair.getKey() + " = " + pair.getValue());
            it.remove(); // avoids a ConcurrentModificationException
        }
        httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

        // Execute HTTP Post Request
        HttpResponse response = httpclient.execute(httppost);

        StatusLine statusLine = response.getStatusLine();
        if (statusLine.getStatusCode() == HttpURLConnection.HTTP_OK) {
            byte[] result = EntityUtils.toByteArray(response.getEntity());
            outputString = new String(result, "UTF-8");
        }

    } catch (ClientProtocolException e) {
        Log.i(CLASS_NAME, "Client protocolException happened: " + e.getMessage());
    } catch (IOException e) {
        Log.i(CLASS_NAME, "Client IOException happened: " + e.getMessage());
    } catch (NetworkOnMainThreadException e) {
        Log.i(CLASS_NAME, "Client NetworkOnMainThreadException happened: " + e.getMessage());
        e.printStackTrace();
    } catch (Exception e) {
        Log.i(CLASS_NAME, "Unknown exeception: " + e.getMessage());
    }
    return outputString;
}

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From source file:com.wso2telco.gsma.authenticators.util.USSDOutboundMessage.java

public static String prepare(MessageType messageType, HashMap<String, String> map, String operator) {

    MobileConnectConfig.OperatorSpecificMessage operatorSpecificMessage = null;
    String template = "";
    Map<String, String> data = new HashMap<String, String>();
    // add default map values here
    // data.put("key", "value");

    if (map != null && map.size() > 0) {
        for (Map.Entry<String, String> entry : map.entrySet()) {
            data.put(entry.getKey(), entry.getValue());
        }/*from  www  . j a va 2  s  . c  om*/
    }

    // Load operator specific message from hash map
    if (operator != null) {
        operatorSpecificMessage = operatorSpecificMessageMap.get(operator);
        data.put("operator", operator);
    }

    if (operatorSpecificMessage != null) {
        if (messageType == MessageType.LOGIN) {
            template = operatorSpecificMessage.getLoginMessage();
        }

        if (messageType == MessageType.REGISTRATION) {
            template = operatorSpecificMessage.getRegistrationMessage();
        }
    } else {
        if (messageType == MessageType.LOGIN) {
            template = ussdConfig.getUssdLoginMessage();
        }

        if (messageType == MessageType.REGISTRATION) {
            template = ussdConfig.getUssdRegistrationMessage();
        }
    }

    return StrSubstitutor.replace(template, data);
}

---

From source file:br.edu.ufcg.supervisor.engine.Simulation.java

public static void executeModel(JSONObject r, Automaton model, HashMap<String, Float> map1,
        HashMap<Integer, Float> map2, String currentState, String recommendation, String logString)
        throws Exception {
    ArrayList<String> names = LoadedModel.getNomesVariaveisMonitoradas();
    ArrayList<String> arrayMensagens = new ArrayList<String>();
    for (int i = 0; i < map1.size(); i++) {
        currentState = currentState + "- " + names.get(i) + ": " + map1.get(names.get(i)) + ".<br>";
    }//  w w  w.j a  va  2 s.c om

    logString = logString + currentState + " - ";
    r.put("cur", currentState);

    State estado = model.buscaEstadoCorrespondente(map2);
    if (!(estado.getClassificacao() == State.INT_CL_ACEITACAO)) {
        Search alg = new Search(model);
        alg.execute(estado);
        for (State estadoAceito : model.getArrayEstadosAceitos()) {
            LinkedList<State> caminho = alg.getPath(estadoAceito);
            if (caminho != null) {
                for (int j = 0; j < caminho.size() - 1; j++)
                    recommendation += "." + model.getMensagemDasTransicoesEntreDoisEstadosQuaisquer(
                            caminho.get(j), caminho.get(j + 1));//elthon
                arrayMensagens.add(recommendation);
            }
        }
        recommendation = getShortestPath(arrayMensagens);
        recommendation = eliminateReplicatedRecommendations(recommendation);
        if (recommendation.equals("."))
            recommendation = "Some variable has not been measured!";
        logString = logString + recommendation + "\n";
    } else {
        recommendation = "Keep going!";
        logString = logString + "(" + recommendation + ")\n";
    }
    r.put("rec", recommendation);
}

---

From source file:com.chrischurchwell.jukeit.material.blocks.RecordPlayer.java

public static int getRange(Location location, RPNeedle needle) {

    int range = getRange();
    HashMap<BlockFace, Speaker> blocks = getConnectedBlocks(location);

    if (blocks.size() == 1) {
        range = range + 20;/*from   ww  w.j av  a2 s. c  o m*/
    } else if (blocks.size() > 1) {
        range = range + 40;
    }

    Debug.debug("Needle modifier is: ", needle.rangeModifier());
    range = range + ((int) Math.floor((double) range * needle.rangeModifier()));

    return range;
}

---

From source file:edu.utexas.cs.tactex.utils.BrokerUtils.java

public static int extractPredictionRecordLength(
        HashMap<CustomerInfo, HashMap<TariffSpecification, ShiftedEnergyData>> result) {

    Collection<HashMap<TariffSpecification, ShiftedEnergyData>> listOfHashTrf2Engy = result.values();
    if (listOfHashTrf2Engy == null || listOfHashTrf2Engy.size() == 0) {
        log.warn("empty list of mappings of tariff=>energy");
        return 0;
    }//w ww .  j  a  v a2s.  c om

    HashMap<TariffSpecification, ShiftedEnergyData> someHashTrf2Engy = listOfHashTrf2Engy.iterator().next();
    if (someHashTrf2Engy == null || someHashTrf2Engy.size() == 0) {
        log.warn("empty mapping of tariff=>energy");
        return 0;
    }
    return someHashTrf2Engy.values().iterator().next().getShiftedEnergy().getDimension();
}

---

From source file:Main.java

/**
 * Puts the node attributes (if it has any) into HashMap<String,String>
 * /*from   ww w.  j a  v  a2  s.c o m*/
 * @param node : XML node to look for its attributes
 * @return Hashmap<String,String> of the node attributes
 */
public static HashMap<String, String> getAttributes(Node node) {
    String attrName = null;
    String attrValue = null;
    HashMap<String, String> attributesMap = new HashMap<String, String>();
    NamedNodeMap attributes = node.getAttributes();
    for (int attrIndex = 0; attributes != null && attrIndex < attributes.getLength(); attrIndex++) {
        attrName = attributes.item(attrIndex).getNodeName();
        attrValue = attributes.item(attrIndex).getNodeValue();
        attributesMap.put(attrName, attrValue);
    }
    return attributesMap.size() == 0 ? null : attributesMap;
}

---

From source file:de.adesso.referencer.search.helper.ElasticConfig.java

public static String buildSearchQuery(HashMap<String, String> fieldvalue) {
    String result = null;/*ww  w  .j ava  2 s  .c  o  m*/
    if (fieldvalue == null)
        return null;
    if (fieldvalue.size() <= 0)
        return null;
    result = "{\"query\": { \"bool\": {\"must\": [";
    String matchString = null;
    for (String s : fieldvalue.keySet()) {
        matchString = buildMatchString(s, fieldvalue.get(s));
        if (matchString != null)
            result += "\n" + matchString + ",";
    }
    result = result.substring(0, result.length() - 1) + "\n";
    result += "]}}}";
    return result;
}

---

From source file:Main.java

/**
 * Puts the node attributes (if it has any) into HashMap<String,String> Retrieves only those
 * attributes that are in attr ArrayList Ignores other attributes values that are in node
 * //ww  w  .  ja va2  s .co  m
 * @param node : XML node to look for its attributes
 * @param attrNames : attributes to fetch from node
 * @return Hashmap<String,String> of the node attributes
 */
public static HashMap<String, String> getAttributesByName(Node node, ArrayList<String> attrNames) {
    String attrName = null;
    String attrValue = null;
    HashMap<String, String> attributesMap = new HashMap<String, String>();
    NamedNodeMap attributes = node.getAttributes();
    for (int attrIndex = 0; attrIndex < attributes.getLength(); attrIndex++) {
        attrName = attributes.item(attrIndex).getNodeName();
        attrValue = attributes.item(attrIndex).getNodeValue();
        if (attrNames.contains(attrName)) {
            attributesMap.put(attrName, attrValue);
        }
    }
    return attributesMap.size() == 0 ? null : attributesMap;
}

---

From source file:com.savy3.nonequijoin.MapOutputSampler.java

/**
 * Write a partition file for the given job, using the Sampler provided.
 * Queries the sampler for a sample keyset, sorts by the output key
 * comparator, selects the keys for each rank, and writes to the destination
 * returned from {@link TotalOrderPartitioner#getPartitionFile}.
 *///from   w  w w. j ava2 s . c o m

@SuppressWarnings("unchecked")
// getInputFormat, getOutputKeyComparator
public static <K, V> void writePartitionFile(Job job, Sampler<K, V> sampler)
        throws IOException, ClassNotFoundException, InterruptedException {
    Configuration conf = job.getConfiguration();
    final InputFormat inf = ReflectionUtils.newInstance(job.getInputFormatClass(), conf);
    int numPartitions = job.getNumReduceTasks();
    HashMap<K, V> samples = (HashMap<K, V>) sampler.getSample(inf, job);
    LOG.info("Using " + samples.size() + " samples");

    // write the input samples in to file <partitionfile>/mapIn
    Path dstOut = new Path(TotalOrderPartitioner.getPartitionFile(conf));

    Path dst = new Path(dstOut, "mapIn");
    FileSystem fs = dst.getFileSystem(conf);
    SequenceFile.Writer sampleWriter = null;
    for (Map.Entry<K, V> sample : samples.entrySet()) {
        sampleWriter = SequenceFile.createWriter(fs, conf, dst, sample.getKey().getClass(),
                sample.getValue().getClass());
        break;
    }
    for (Map.Entry<K, V> sample : samples.entrySet()) {
        sampleWriter.append(sample.getKey(), sample.getValue());
    }
    sampleWriter.close();
    LOG.info("Sample Input File location " + dst.toString());
    // run map reduce on the samples input
    runMap(job, dst);
}

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