Example usage for java.util HashMap isEmpty

Introduction

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

Prototype

public boolean isEmpty() 

Source Link

Document

Returns true if this map contains no key-value mappings.

Usage

From source file:com.ibm.bi.dml.api.DMLScript.java

/**
 * //from   w ww  .  j a  va  2  s .  co  m
 * @param fnameScript
 * @param fnameOptConfig
 * @param argVals
 */
private static void printInvocationInfo(String fnameScript, String fnameOptConfig,
        HashMap<String, String> argVals) {
    LOG.debug("****** args to DML Script ******\n" + "UUID: " + getUUID() + "\n" + "SCRIPT PATH: " + fnameScript
            + "\n" + "RUNTIME: " + rtplatform + "\n" + "BUILTIN CONFIG: "
            + DMLConfig.DEFAULT_SYSTEMML_CONFIG_FILEPATH + "\n" + "OPTIONAL CONFIG: " + fnameOptConfig + "\n");

    if (!argVals.isEmpty()) {
        LOG.debug("Script arguments are: \n");
        for (int i = 1; i <= argVals.size(); i++)
            LOG.debug("Script argument $" + i + " = " + argVals.get("$" + i));
    }
}

---

From source file:gridool.db.partitioning.phihash.DBPartitioningJob.java

@Override
public GridTaskResultPolicy result(GridTaskResult result) throws GridException {
    final HashMap<GridNode, MutableLong> processed = result.getResult();
    if (processed == null || processed.isEmpty()) {
        Exception err = result.getException();
        if (err == null) {
            throw new GridException("failed to execute a task: " + result.getTaskId());
        } else {/*  ww w  . j a  v  a  2  s.  co  m*/
            throw new GridException("failed to execute a task: " + result.getTaskId(), err);
        }
    }
    if (LOG.isInfoEnabled()) {
        final long elapsed = System.currentTimeMillis() - started;
        final int numNodes = processed.size();
        final long[] counts = new long[numNodes];
        long maxRecords = -1L, minRecords = -1L;
        int i = 0;
        for (final MutableLong e : processed.values()) {
            long v = e.longValue();
            numProcessed += v;
            counts[i++] = v;
            maxRecords = Math.max(v, maxRecords);
            minRecords = (minRecords == -1L) ? v : Math.min(v, minRecords);
        }
        double mean = numProcessed / numNodes;
        double sd = MathUtils.stddev(counts);
        double avg = numProcessed / numNodes;
        float percent = ((float) (sd / mean)) * 100.0f;
        LOG.info("Job executed in " + DateTimeFormatter.formatTime(elapsed)
                + ".\n\tSTDDEV of data distribution in " + numNodes + " nodes: " + sd + " (" + percent
                + "%)\n\tAverage records: " + PrintUtils.formatNumber(avg) + " [ total: " + numProcessed
                + ", max: " + maxRecords + ", min: " + minRecords + " ]");
    } else {
        for (MutableLong e : processed.values()) {
            numProcessed += e.intValue();
        }
    }
    return GridTaskResultPolicy.CONTINUE;
}

---

From source file:it.unibas.spicygui.controllo.datasource.ActionAddTargetInstanceCsv.java

@Override
public void performAction() {
    Scenario scenario = (Scenario) modello.getBean(Costanti.CURRENT_SCENARIO);
    MappingTask mappingTask = scenario.getMappingTask();
    IDataSourceProxy dataSource = mappingTask.getTargetProxy();
    LoadCsvInstancesMainFrame jd = new LoadCsvInstancesMainFrame(dataSource);
    InstancesTopComponent viewInstancesTopComponent = scenario.getInstancesTopComponent();
    HashMap<String, String> absolutePaths = jd.getResponse();
    if (!absolutePaths.isEmpty()) {
        if (scenario.getMappingTask().getTargetProxy().getType().equalsIgnoreCase("CSV")) {
            try {
                //pathHashMap is a multimap set with the tablename String as key
                //and an arraylist with two values: a)the tablename
                //b)a boolean value that represents if the file contains column names and
                //c)a boolean that contains the info if the instance file has been already loaded
                HashMap<String, ArrayList<Object>> pathHashMap = new HashMap<String, ArrayList<Object>>();
                for (Map.Entry<String, String> entry : absolutePaths.entrySet()) {
                    ArrayList<Object> valSet = new ArrayList<Object>();
                    valSet.add(entry.getValue());
                    valSet.add(jd.getColNames());
                    valSet.add(false);//w w  w  .j a v a  2s.co  m
                    pathHashMap.put(entry.getKey(), valSet);
                }
                DAOCsv daoCsv = new DAOCsv();
                daoCsv.addInstances(dataSource, pathHashMap);

                if (!viewInstancesTopComponent.isRipulito()) {
                    viewInstancesTopComponent.createTargetInstanceTree();
                    viewInstancesTopComponent.requestActive();
                }
                DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.ADD_INSTANCE_OK)));
            } catch (DAOException ex) {
                DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.OPEN_ERROR) + " : " + ex.getMessage(),
                        DialogDescriptor.ERROR_MESSAGE));
                logger.error(ex);
            }
        } else {
            DialogDisplayer.getDefault()
                    .notify(new NotifyDescriptor.Message(
                            NbBundle.getMessage(Costanti.class, Costanti.CSV_INST_NOTIF),
                            DialogDescriptor.ERROR_MESSAGE));
        }
    } else {
        DialogDisplayer.getDefault()
                .notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.CSV_EMPTY_INST_NOTIF),
                        DialogDescriptor.ERROR_MESSAGE));
    }
}

---

From source file:morphy.service.ServerListManagerService.java

private ServerListManagerService() {
    HashMap<ServerList, List<String>> map = loadFromDatabase();
    if (map == null || map.isEmpty()) {
        // load defaults
        initialize();//from   w w w  .  j  a  v  a  2s .c  o m
    } else {
        ServerList[] listArr = map.keySet().toArray(new ServerList[map.keySet().size()]);
        lists = new ArrayList<ServerList>(listArr.length);
        for (int i = 0; i < listArr.length; i++) {
            ServerList list = listArr[i];
            lists.add(list);
        }
        elements = map;
    }

    if (LOG.isInfoEnabled()) {
        LOG.info("Initialized ServerListManagerService.");
    }
}

---

From source file:it.unibas.spicygui.controllo.datasource.ActionAddSourceInstanceCsv.java

@Override
public void performAction() {
    Scenario scenario = (Scenario) modello.getBean(Costanti.CURRENT_SCENARIO);
    MappingTask mappingTask = scenario.getMappingTask();
    IDataSourceProxy dataSource = mappingTask.getSourceProxy();
    LoadCsvInstancesMainFrame jd = new LoadCsvInstancesMainFrame(dataSource);
    InstancesTopComponent viewInstancesTopComponent = scenario.getInstancesTopComponent();
    //jd.getResponse() returns the file path and the table name
    HashMap<String, String> absolutePaths = jd.getResponse();
    if (!absolutePaths.isEmpty()) {
        if (scenario.getMappingTask().getSourceProxy().getType().equalsIgnoreCase("CSV")) {
            try {
                //pathHashMap is a multimap set with the file path String as key
                //and an arraylist with two values: a)the tablename
                //b)a boolean value that represents if the file contains column names and
                //c)a boolean that contains the info if the instance file has been already loaded
                HashMap<String, ArrayList<Object>> pathHashMap = new HashMap<String, ArrayList<Object>>();
                for (Map.Entry<String, String> entry : absolutePaths.entrySet()) {
                    ArrayList<Object> valSet = new ArrayList<Object>();
                    //table name
                    valSet.add(entry.getValue());
                    valSet.add(jd.getColNames());
                    valSet.add(false);/*from  ww  w  .  j  a  v  a 2 s  .c o  m*/
                    pathHashMap.put(entry.getKey(), valSet);
                }
                //dataSource.getInstances().clear();
                //dataSource.getOriginalInstances().clear();
                DAOCsv daoCsv = new DAOCsv();
                daoCsv.addInstances(dataSource, pathHashMap);

                if (!viewInstancesTopComponent.isRipulito()) {
                    viewInstancesTopComponent.clearSource();
                    viewInstancesTopComponent.createSourceInstanceTree();
                    viewInstancesTopComponent.requestActive();
                }
                //StatusDisplayer.getDefault().setStatusText(NbBundle.getMessage(Costanti.class, Costanti.ADD_INSTANCE_OK));
                DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.ADD_INSTANCE_OK)));
            } catch (DAOException ex) {
                DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.OPEN_ERROR) + " : " + ex.getMessage(),
                        DialogDescriptor.ERROR_MESSAGE));
                logger.error(ex);
            }
        } else {
            DialogDisplayer.getDefault()
                    .notify(new NotifyDescriptor.Message(
                            NbBundle.getMessage(Costanti.class, Costanti.CSV_INST_NOTIF),
                            DialogDescriptor.ERROR_MESSAGE));
        }
    } else {
        DialogDisplayer.getDefault()
                .notify(new NotifyDescriptor.Message(
                        NbBundle.getMessage(Costanti.class, Costanti.CSV_EMPTY_INST_NOTIF),
                        DialogDescriptor.ERROR_MESSAGE));
    }
}

---

From source file:edu.wustl.xipHost.caGrid.QueryNBIATest.java

/**
 * @throws java.lang.Exception//  www  . j  a  va  2 s.  co  m
 */
@Before
public void setUp() throws Exception {
    HashMap<String, String> queryHashMap = new HashMap<String, String>();
    if (queryHashMap.isEmpty()) {
        queryHashMap.put(HashmapToCQLQuery.TARGET_NAME_KEY, Series.class.getCanonicalName());
        //queryHashMap.put(HashmapToCQLQuery.TARGET_NAME_KEY, Study.class.getCanonicalName());
        //queryHashMap.put(HashmapToCQLQuery.TARGET_NAME_KEY, Image.class.getCanonicalName());
        //queryHashMap.put(HashmapToCQLQuery.TARGET_NAME_KEY, Patient.class.getCanonicalName());
        queryHashMap.put("gov.nih.nci.ncia.domain.Patient.patientId", "1.3.6.1.4.1.9328.50.1.0009");
        queryHashMap.put("gov.nih.nci.ncia.domain.Study.studyInstanceUID", "1.3.6.1.4.1.9328.50.1.4717");
        //queryHashMap.put("gov.nih.nci.ncia.domain.Series.instanceUID", "1.3.6.1.4.1.9328.50.1.4435");
        //queryHashMap.put("gov.nih.nci.ncia.domain.Image.sopInstanceUID", "1.3.6.1.4.1.9328.50.1.4433");  
        queryHashMap.put("gov.nih.nci.ncia.domain.Image.acquisitionDatetime", "test");
    } else {

    }
    HashmapToCQLQuery h2cql;
    try {
        h2cql = new HashmapToCQLQuery(new ModelMap(new File("./resources/modelmap/NCIAModelMap.properties")));

        try {
            cqlQuery = h2cql.makeCQLQuery(queryHashMap);
            /*QueryModifier queryModifier = new QueryModifier();
            //String[] attributeNames = new String[1];
            //attributeNames[0] = "gov.nih.nci.ncia.domain.Image.sopInstanceUID";
            //queryModifier.setAttributeNames(attributeNames);
            queryModifier.setCountOnly(true);
            cqlQuery.setQueryModifier(queryModifier);
            System.err.println(ObjectSerializer.toString(cqlQuery, new QName("http://CQL.caBIG/1/gov.nih.nci.cagrid.CQLQuery", "CQLQuery")));*/
        } catch (MalformedQueryException e) {
            e.printStackTrace();
        }
    } catch (FileNotFoundException e1) {
        e1.printStackTrace();
    } catch (ModelMapException e1) {
        e1.printStackTrace();
    } catch (IOException e1) {
        e1.printStackTrace();
    } catch (ClassNotFoundException e1) {

    }

}

---

From source file:fungus.FluctuationObserver.java

@SuppressWarnings("unchecked")
public boolean execute() {

    if (CDState.getCycle() % period != 0)
        return false;

    updateStats();//from  w  w  w . j a  va 2s. c  om
    if (fluctuations.isEmpty())
        return false;

    StringBuilder sb = new StringBuilder();
    java.util.Formatter f = new java.util.Formatter(sb, Locale.US);

    Integer i = 0;

    HashMap<Integer, Integer> map = (HashMap<Integer, Integer>) fluctuations.clone();
    while (!map.isEmpty()) {
        Integer val = map.remove(i);
        if (val == null) {
            f.format("%1d:%1d, ", i, 0);
        } else {
            f.format("%1d:%1d, ", i, val);
        }
        i++;
    }

    // ah: remove last commaspace and add a newline
    sb.delete(sb.length() - 2, sb.length());
    sb.append("\n");

    // ah: TODO: copy experiment writer to get this writing to
    // a file, too, so i can make a graph out of it.
    try {
        FileOutputStream out = new FileOutputStream(filename, true);
        PrintStream p = new PrintStream(out);
        p.print(sb.toString());
        out.close();
    } catch (IOException e) {
        log.severe("Error writing fluctuation data to file");
        debug(e.getMessage());
    }

    log.info("fluctuation counts " + sb.toString());
    return false;
}

---

From source file:com.microsoft.aad.adal.IdToken.java

public IdToken(String idtoken) throws AuthenticationException {
    // Message segments: Header.Body.Signature
    final HashMap<String, String> responseItems = this.parseJWT(idtoken);

    if (responseItems != null && !responseItems.isEmpty()) {
        this.mSubject = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_SUBJECT);
        this.mTenantId = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_TENANTID);
        this.mUpn = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_UPN);
        this.mEmail = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_EMAIL);
        this.mGivenName = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_GIVEN_NAME);
        this.mFamilyName = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_FAMILY_NAME);
        this.mIdentityProvider = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_IDENTITY_PROVIDER);
        this.mObjectId = responseItems.get(AuthenticationConstants.OAuth2.ID_TOKEN_OBJECT_ID);
        final String expiration = responseItems
                .get(AuthenticationConstants.OAuth2.ID_TOKEN_PASSWORD_EXPIRATION);

        if (!StringExtensions.IsNullOrBlank(expiration)) {
            this.mPasswordExpiration = Long.parseLong(expiration);
        }/*from  w  ww  . j a v a2s  . com*/

        this.mPasswordChangeUrl = responseItems
                .get(AuthenticationConstants.OAuth2.ID_TOKEN_PASSWORD_CHANGE_URL);
    }
}

---

From source file:com.webbfontaine.valuewebb.timer.RatesUpdater.java

@Asynchronous
@Transactional//from  www. j  a  v  a 2s  . co m
public QuartzTriggerHandle scheduleTask(@Expiration Date when, @IntervalCron String interval) {

    HashMap<String, BigDecimal> ratesFromBank = ratesFromBank();
    if (ratesFromBank.isEmpty()) {
        LOGGER.error("No rates passed to update, check web site and source code!");
        return null;
    }

    EntityManager entityManager = Utils.getEntityManager();

    List<Rate> existingRates = entityManager.createQuery("from Rate r where r.eov is null").getResultList();

    Transaction tx = ((org.jboss.seam.persistence.HibernateSessionProxy) entityManager.getDelegate())
            .getTransaction();

    try {

        tx.begin();

        for (Rate existingRecord : existingRates) {

            BigDecimal latestRateForCurrency = ratesFromBank.get(existingRecord.getCod());

            if (latestRateForCurrency == null) {
                LOGGER.warn("Currency code '{0}' exists but absent in updates", existingRecord.getCod());
                continue;
            }

            if (existingRecord.getExch().doubleValue() != latestRateForCurrency.doubleValue()) { //i get double value because bigdecimal can return 0.2240 which is not equal to 0.224 when comparing BD values
                /* close existing rate and open new one from today */
                Date tomorrowDate = Utils.getTomorrowDate();
                existingRecord.setEov(tomorrowDate); // since scheduler works at 21:00
                Rate newRecord = new Rate(null, existingRecord.getCod(), 1, latestRateForCurrency, tomorrowDate,
                        null);
                entityManager.persist(existingRecord);
                entityManager.persist(newRecord);
                LOGGER.info("Updated Exchange rate for {0}, old: {1}, new: {2}", newRecord.getCod(),
                        existingRecord.unitRate(), newRecord.unitRate());
            }
        }

        entityManager.flush();
        tx.commit();

    } catch (Exception e) {
        LOGGER.error("Exception on updating rates", e);
        if (tx != null) {
            tx.rollback();
        }
    }

    return null;
}

---

From source file:com.datatorrent.lib.math.CountMap.java

/**
 * Emits on all ports that are connected. Data is precomputed during process
 * on input port endWindow just emits it for each key Clears the internal data
 * before return/*from w w  w .j a v  a2 s.c om*/
 */
@Override
public void endWindow() {
    HashMap<K, Integer> tuples = new HashMap<K, Integer>();
    for (Map.Entry<K, MutableInt> e : counts.entrySet()) {
        tuples.put(e.getKey(), e.getValue().intValue());
    }
    if (!tuples.isEmpty()) {
        count.emit(tuples);
    }
    clearCache();
}

---

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