Example usage for java.math BigDecimal ONE

List of usage examples for java.math BigDecimal ONE

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Introduction

In this page you can find the example usage for java.math BigDecimal ONE.

Prototype

BigDecimal ONE

To view the source code for java.math BigDecimal ONE.

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Document

The value 1, with a scale of 0.

Usage

From source file:burstcoin.jminer.JMinerCommandLine.java

private void initApplicationListeners() {
    context.addApplicationListener(new ApplicationListener<RoundFinishedEvent>() {
        @Override//from   w  w  w.  j ava  2s.  c  om
        public void onApplicationEvent(RoundFinishedEvent event) {
            previousRemainingCapacity = 0;
            previousElapsedTime = 0;

            long s = event.getRoundTime() / 1000;
            long ms = event.getRoundTime() % 1000;

            String bestDeadline = Long.MAX_VALUE == event.getBestCommittedDeadline() ? "N/A"
                    : String.valueOf(event.getBestCommittedDeadline());
            LOG.info("FINISH block '" + event.getBlockNumber() + "', " + "best deadline '" + bestDeadline
                    + "', " + "round time '" + s + "s " + ms + "ms'");
        }
    });

    context.addApplicationListener(new ApplicationListener<RoundStoppedEvent>() {
        @Override
        public void onApplicationEvent(RoundStoppedEvent event) {
            previousRemainingCapacity = 0;
            previousElapsedTime = 0;

            long s = event.getElapsedTime() / 1000;
            long ms = event.getElapsedTime() % 1000;

            BigDecimal totalCapacity = new BigDecimal(event.getCapacity());
            BigDecimal factor = BigDecimal.ONE.divide(totalCapacity, MathContext.DECIMAL32);
            BigDecimal progress = factor
                    .multiply(new BigDecimal(event.getCapacity() - event.getRemainingCapacity()));
            int percentage = (int) Math.ceil(progress.doubleValue() * 100);
            percentage = percentage > 100 ? 100 : percentage;

            String bestDeadline = Long.MAX_VALUE == event.getBestCommittedDeadline() ? "N/A"
                    : String.valueOf(event.getBestCommittedDeadline());
            LOG.info("STOP block '" + event.getBlockNumber() + "', " + String.valueOf(percentage) + "% done, "
                    + "best deadline '" + bestDeadline + "', " + "elapsed time '" + s + "s " + ms + "ms'");
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkLastWinnerEvent>() {
        @Override
        public void onApplicationEvent(NetworkLastWinnerEvent event) {
            if (blockNumber - 1 == event.getLastBlockNumber()) {
                LOG.info(
                        "      winner block '" + event.getLastBlockNumber() + "', '" + event.getWinner() + "'");
            } else {
                LOG.error("Error: NetworkLastWinnerEvent for block: " + event.getLastBlockNumber()
                        + " is outdated!");
            }
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkStateChangeEvent>() {
        @Override
        public void onApplicationEvent(NetworkStateChangeEvent event) {
            blockNumber = event.getBlockNumber();
        }
    });

    context.addApplicationListener(new ApplicationListener<RoundStartedEvent>() {
        @Override
        public void onApplicationEvent(RoundStartedEvent event) {
            progressLogStep = NUMBER_OF_PROGRESS_LOGS_PER_ROUND;

            LOG.info("-------------------------------------------------------");
            LOG.info("START block '" + event.getBlockNumber() + "', " + "scoopNumber '" + event.getScoopNumber()
                    + "', " + "capacity '" + event.getCapacity() / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR
                    + " " + G_UNIT + "'");
            String target = event.getTargetDeadline() == Long.MAX_VALUE ? "N/A"
                    : String.valueOf(event.getTargetDeadline());
            LOG.info("      targetDeadline '" + target + "', " + "baseTarget '"
                    + String.valueOf(event.getBaseTarget()) + "'");
        }
    });

    context.addApplicationListener(new ApplicationListener<ReaderProgressChangedEvent>() {
        @Override
        public void onApplicationEvent(ReaderProgressChangedEvent event) {
            long logStepCapacity = event.getCapacity() / NUMBER_OF_PROGRESS_LOGS_PER_ROUND;

            if (event.getRemainingCapacity() < logStepCapacity * progressLogStep
                    || event.getRemainingCapacity() == 0) {
                progressLogStep--;

                // trigger garbage collection on every progress step
                System.gc();

                BigDecimal totalCapacity = new BigDecimal(event.getCapacity());
                BigDecimal factor = BigDecimal.ONE.divide(totalCapacity, MathContext.DECIMAL32);
                BigDecimal progress = factor
                        .multiply(new BigDecimal(event.getCapacity() - event.getRemainingCapacity()));
                int percentage = (int) Math.ceil(progress.doubleValue() * 100);
                percentage = percentage > 100 ? 100 : percentage;

                // calculate capacity
                long effMBPerSec = 0;
                if (previousRemainingCapacity > 0) {
                    long effDoneBytes = previousRemainingCapacity - event.getRemainingCapacity();

                    // calculate current reading speed (since last info)
                    long effBytesPerMs = (effDoneBytes / 4096) / (event.getElapsedTime() - previousElapsedTime);
                    effMBPerSec = (effBytesPerMs * 1000) / SIZE_DIVISOR / SIZE_DIVISOR;
                }

                // calculate capacity
                long doneBytes = event.getCapacity() - event.getRemainingCapacity();
                long doneTB = doneBytes / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR;
                long doneGB = doneBytes / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR % SIZE_DIVISOR;

                // calculate reading speed (average)
                long averageBytesPerMs = (doneBytes / 4096) / event.getElapsedTime();
                long averageMBPerSec = (averageBytesPerMs * 1000) / SIZE_DIVISOR / SIZE_DIVISOR;

                previousRemainingCapacity = event.getRemainingCapacity();
                previousElapsedTime = event.getElapsedTime();

                LOG.info(String.valueOf(percentage) + "% done (" + doneTB + T_UNIT + " " + doneGB + G_UNIT
                        + "), avg.'" + averageMBPerSec + " " + M_UNIT + "/s'"
                        + (effMBPerSec > 0 ? ", eff.'" + effMBPerSec + " " + M_UNIT + "/s'" : ""));
            }
        }
    });

    context.addApplicationListener(new ApplicationListener<RoundSingleResultEvent>() {
        @Override
        public void onApplicationEvent(RoundSingleResultEvent event) {
            LOG.info("dl '" + event.getCalculatedDeadline() + "' send ("
                    + (event.isPoolMining() ? "pool" : "solo") + ")");
        }
    });

    context.addApplicationListener(new ApplicationListener<RoundSingleResultSkippedEvent>() {
        @Override
        public void onApplicationEvent(RoundSingleResultSkippedEvent event) {
            LOG.info(
                    "dl '" + event.getCalculatedDeadline() + "' > '" + event.getTargetDeadline() + "' skipped");
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkResultConfirmedEvent>() {
        @Override
        public void onApplicationEvent(NetworkResultConfirmedEvent event) {
            LOG.info("dl '" + event.getDeadline() + "' confirmed!  [ " + getDeadlineTime(event.getDeadline())
                    + " ]");
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkDevResultConfirmedEvent>() {
        @Override
        public void onApplicationEvent(NetworkDevResultConfirmedEvent event) {
            LOG.info("devPool response '" + event.getResponse() + "', block '" + event.getBlockNumber() + "'");
            for (DevPoolResult devPoolResult : event.getDevPoolResults()) {
                LOG.info("dl '" + devPoolResult.getCalculatedDeadline() + "' successful committed!  [ "
                        + getDeadlineTime(devPoolResult.getCalculatedDeadline()) + " ]");
            }
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkResultErrorEvent>() {
        @Override
        public void onApplicationEvent(NetworkResultErrorEvent event) {
            LOG.info("strange dl result '" + event.getStrangeDeadline() + "', calculated '"
                    + event.getCalculatedDeadline() + "' " + "block '" + event.getBlockNumber() + "' nonce '"
                    + event.getNonce() + "'");
        }
    });

    context.addApplicationListener(new ApplicationListener<ReaderCorruptFileEvent>() {
        @Override
        public void onApplicationEvent(ReaderCorruptFileEvent event) {
            LOG.info("strange dl source '" + event.getFilePath() + "' (try replotting!?)");
            LOG.info("strange dl file chunks '" + event.getNumberOfChunks() + "', " + "parts per chunk '"
                    + event.getNumberOfParts() + "', " + "block '" + event.getBlockNumber() + "'");
        }
    });

    context.addApplicationListener(new ApplicationListener<ReaderDriveFinishEvent>() {
        @Override
        public void onApplicationEvent(ReaderDriveFinishEvent event) {
            if (blockNumber == event.getBlockNumber()) {
                // calculate capacity
                long doneBytes = event.getSize();
                long doneTB = doneBytes / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR;
                long doneGB = doneBytes / SIZE_DIVISOR / SIZE_DIVISOR / SIZE_DIVISOR % SIZE_DIVISOR;

                long s = event.getTime() / 1000;
                long ms = event.getTime() % 1000;

                LOG.info("read '" + event.getDirectory() + "' (" + doneTB + T_UNIT + " " + doneGB + G_UNIT
                        + ") in '" + s + "s " + ms + "ms'");
            }
        }
    });

    context.addApplicationListener(new ApplicationListener<ReaderDriveInterruptedEvent>() {
        @Override
        public void onApplicationEvent(ReaderDriveInterruptedEvent event) {
            LOG.info("stopped '" + event.getDirectory() + "' for block '" + event.getBlockNumber() + "'.");
        }
    });

    context.addApplicationListener(new ApplicationListener<NetworkPoolInfoEvent>() {
        @Override
        public void onApplicationEvent(NetworkPoolInfoEvent event) {
            String value = event.getPoolBalanceNQT();
            String amount = value.length() > 8 ? value.substring(0, value.length() - 8) : value;
            value = event.getPoolForgedBalanceNQT();
            String totalForget = value.length() > 8 ? value.substring(0, value.length() - 8) : value;
            LOG.info("-------------------------------------------------------");
            LOG.info("POOL account '" + event.getPoolAccountRS() + "', assigned miners '"
                    + event.getPoolNumberOfMiningAccounts() + "'");
            LOG.info("     balance '" + amount + " BURST', total mined '" + totalForget + " BURST'");
        }
    });
}

From source file:org.multibit.utils.CSMiscUtils.java

public static String getFormattedDisplayString(CSAsset asset, BigDecimal d) {
    if (asset == null)
        return "";
    // FIXME: TODO: Format the string, separate method to do it.
    /*/*w w  w  . j av  a  2  s  .co m*/
     https://github.com/mastercoin-MSC/spec/blob/master/AssetIssuanceStandard.md
     "format": "* dollars",
     "format_1": "1 dollar",
     */
    String result = d.toPlainString(); // + " units"; // default
    if (0 == d.compareTo(BigDecimal.ONE)) {
        String fmt = asset.getFormat1();
        if (fmt != null && fmt.trim().length() != 0) {
            result = fmt;
            return result;
        }
    }

    // If value is not 1, or value is 1 but format_1 does not exist, use format.
    String fmt = asset.getFormat();
    // watch out, fmt can be empty string
    if (fmt != null && fmt.trim().length() != 0
            && org.apache.commons.lang3.StringUtils.countMatches(fmt, "*") == 1) {
        result = fmt.replaceFirst("\\*", d.toPlainString());
    }
    return result;
}

From source file:pe.gob.mef.gescon.hibernate.impl.WikiDaoImpl.java

@Override
public List<HashMap> getConcimientosVinculados(HashMap filters) {
    String nconocimientoid = (String) filters.get("nconocimientoid");
    String ntipoconocimientoid = (String) filters.get("ntipoconocimientoid");
    Boolean flag = (Boolean) filters.get("flag");
    Object object = null;//from   w w  w  . j a  va2s  . com
    final StringBuilder sql = new StringBuilder();
    if (StringUtils.isNotBlank(ntipoconocimientoid)
            && (ntipoconocimientoid.equals("3") || ntipoconocimientoid.equals("4")
                    || ntipoconocimientoid.equals("5") || ntipoconocimientoid.equals("6"))) {
        sql.append("SELECT ");
        sql.append(
                "    a.nvinculoid as ID, a.nconocimientovinc as IDCONOCIMIENTO, '' AS NUMERO, b.vtitulo AS NOMBRE, b.vdescripcion AS SUMILLA, ");
        sql.append("    b.ncategoriaid AS IDCATEGORIA, c.vnombre AS CATEGORIA, b.dfechacreacion AS FECHA, ");
        sql.append("    b.ntpoconocimientoid AS IDTIPOCONOCIMIENTO, e.vnombre AS TIPOCONOCIMIENTO, ");
        sql.append("    b.nsituacionid AS IDESTADO, d.vnombre AS ESTADO ");
        sql.append("FROM TVINCULO a ");
        sql.append("INNER JOIN TCONOCIMIENTO b ");
        sql.append("    INNER JOIN MTCATEGORIA c ON b.ncategoriaid = c.ncategoriaid ");
        sql.append("    INNER JOIN MTSITUACION d ON b.nsituacionid = d.nsituacionid ");
        sql.append("    INNER JOIN MTTIPO_CONOCIMIENTO e ON b.ntpoconocimientoid = e.ntpoconocimientoid ");
        sql.append("ON a.nconocimientovinc = b.nconocimientoid ");
        sql.append("AND a.ntipoconocimientovinc = b.ntpoconocimientoid ");
        sql.append("AND b.nactivo = :ACTIVO ");
        sql.append("WHERE a.nconocimientoid = ").append(nconocimientoid).append(" ");
        if (flag) {
            sql.append("AND a.ntipoconocimientovinc = ").append(ntipoconocimientoid).append(" ");
        }
        sql.append("ORDER BY 7 DESC ");
    }
    if (StringUtils.isNotBlank(ntipoconocimientoid) && ntipoconocimientoid.equals("2")) {
        sql.append("SELECT ");
        sql.append(
                "    a.nvinculoid as ID, a.nconocimientovinc as IDCONOCIMIENTO, '' AS NUMERO, b.vasunto AS NOMBRE , b.vdetalle AS SUMILLA, ");
        sql.append("    b.ncategoriaid AS IDCATEGORIA, c.vnombre AS CATEGORIA, b.dfechacreacion AS FECHA, ");
        sql.append("    2 AS IDTIPOCONOCIMIENTO, 'Preguntas y Respuestas' AS TIPOCONOCIMIENTO, ");
        sql.append("    b.nsituacionid AS IDESTADO, d.vnombre AS ESTADO ");
        sql.append("FROM TVINCULO a ");
        sql.append("INNER JOIN TPREGUNTA b ");
        sql.append("    INNER JOIN MTCATEGORIA c ON b.ncategoriaid = c.ncategoriaid ");
        sql.append("    INNER JOIN MTSITUACION d ON b.nsituacionid = d.nsituacionid ");
        sql.append("ON a.nconocimientovinc = b.npreguntaid ");
        sql.append("AND a.ntipoconocimientovinc = 2 ");
        sql.append("AND b.nactivo = :ACTIVO ");
        sql.append("WHERE a.nconocimientoid = ").append(nconocimientoid).append(" ");
        sql.append("ORDER BY 7 DESC ");
    }
    if (StringUtils.isNotBlank(ntipoconocimientoid) && ntipoconocimientoid.equals("1")) {
        sql.append("SELECT ");
        sql.append(
                "    a.nvinculoid as ID, a.nconocimientovinc as IDCONOCIMIENTO, b.vnumero AS NUMERO, b.vnombre AS NOMBRE , b.vsumilla AS SUMILLA, ");
        sql.append("    b.ncategoriaid AS IDCATEGORIA, c.vnombre AS CATEGORIA, b.dfechacreacion AS FECHA, ");
        sql.append("    1 AS IDTIPOCONOCIMIENTO, 'Base Legal' AS TIPOCONOCIMIENTO, ");
        sql.append("    b.nestadoid AS IDESTADO, d.vnombre AS ESTADO ");
        sql.append("FROM TVINCULO a ");
        sql.append("INNER JOIN TBASELEGAL b ");
        sql.append("    INNER JOIN MTCATEGORIA c ON b.ncategoriaid = c.ncategoriaid ");
        sql.append("    INNER JOIN MTESTADO_BASELEGAL d ON b.nestadoid = d.nestadoid ");
        sql.append("ON a.nconocimientovinc = b.nbaselegalid ");
        sql.append("AND a.ntipoconocimientovinc = 1 ");
        sql.append("AND b.nactivo = :ACTIVO ");
        sql.append("WHERE a.nconocimientoid = ").append(nconocimientoid).append(" ");
        sql.append("ORDER BY 7 DESC ");
    }
    try {
        object = getHibernateTemplate().execute(new HibernateCallback() {
            @Override
            public Object doInHibernate(Session session) throws HibernateException {
                Query query = session.createSQLQuery(sql.toString());
                query.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP);
                if (StringUtils.isNotBlank(sql.toString())) {
                    query.setParameter("ACTIVO", BigDecimal.ONE);
                }
                return query.list();
            }
        });
    } catch (Exception e) {
        e.getMessage();
        e.printStackTrace();
    }
    return (List<HashMap>) object;
}

From source file:org.fede.calculator.IndexTest.java

public void historicDollar() {

    YearMonth latestData = Inflation.USD_INFLATION.getTo();
    final int todayMonth = latestData.getMonth();
    final int todayYear = latestData.getYear();
    final MoneyAmount oneDollar = new MoneyAmount(BigDecimal.ONE, "USD");
    final String ars = "ARS";

    final MoneyAmountSeries historicDollar = ARS_INFLATION.adjust(
            ForeignExchanges.USD_ARS.exchange(USD_INFLATION.adjust(oneDollar, todayYear, todayMonth), ars),
            todayYear, todayMonth);/*  w  w w. j  a  va2  s . c om*/

    YearMonth comparisonYM = new YearMonth(2004, 1);

    MoneyAmount oneDollarInDollarInComparisonYM = ARS_INFLATION.adjust(
            ForeignExchanges.getForeignExchange(oneDollar.getCurrency(), ars).exchange(
                    USD_INFLATION.adjust(oneDollar, latestData.getYear(), latestData.getMonth(),
                            comparisonYM.getYear(), comparisonYM.getMonth()),
                    ars, comparisonYM.getYear(), comparisonYM.getMonth()),
            comparisonYM.getYear(), comparisonYM.getMonth(), todayYear, todayMonth);

    assertEquals(oneDollarInDollarInComparisonYM, historicDollar.getAmount(comparisonYM));

}

From source file:pe.gob.mef.gescon.web.ui.PoliticaMB.java

public void save(ActionEvent event) {
    try {/*from  w  w w .j  a v a  2 s .  c  o  m*/
        if (CollectionUtils.isEmpty(this.getListaPolitica())) {
            this.setListaPolitica(Collections.EMPTY_LIST);
        }
        Politica politica = new Politica();
        politica.setNmoduloid(this.getModuloid());
        politica.setVnombre(this.getNombre());
        politica.setVdescripcion(this.getDescripcion());
        if (!errorValidation(politica)) {
            politica.setVnombre(StringUtils.upperCase(this.getNombre().trim()));
            politica.setVdescripcion(StringUtils.capitalize(this.getDescripcion().trim()));
            LoginMB loginMB = (LoginMB) JSFUtils.getSessionAttribute("loginMB");
            User user = loginMB.getUser();
            PoliticaService service = (PoliticaService) ServiceFinder.findBean("PoliticaService");
            politica.setNpoliticaid(service.getNextPK());
            politica.setNactivo(BigDecimal.ONE);
            politica.setDfechacreacion(new Date());
            politica.setVusuariocreacion(user.getVlogin());
            service.saveOrUpdate(politica);
            this.setListaPolitica(service.getPoliticas());
            this.cleanAttributes();
            RequestContext.getCurrentInstance().execute("PF('newDialog').hide();");
        }
    } catch (Exception e) {
        log.error(e.getMessage());
        e.printStackTrace();
    }
}

From source file:pe.gob.mef.gescon.hibernate.impl.BaseLegalDaoImpl.java

@Override
public List<HashMap> getTbaselegalesNotLinkedById(final BigDecimal id) throws Exception {
    final StringBuilder sql = new StringBuilder();
    Object object = null;//from  w  w w .  java 2 s.co  m
    try {
        sql.append(
                "SELECT a.nbaselegalid AS ID, a.vnumero AS NUMERO, a.vnombre AS NOMBRE, a.vsumilla AS SUMILLA, ");
        sql.append(
                "       a.ncategoriaid AS IDCATEGORIA, b.vnombre AS CATEGORIA, a.dfechapublicacion AS FECHA, ");
        sql.append("       a.nestadoid AS IDESTADO, c.vnombre AS ESTADO ");
        sql.append("FROM TBASELEGAL a ");
        sql.append("INNER JOIN MTCATEGORIA b ON a.ncategoriaid = b.ncategoriaid ");
        sql.append("INNER JOIN MTESTADO_BASELEGAL c ON a.nestadoid = c.nestadoid ");
        sql.append("WHERE a.nactivo = :ACTIVO ");
        sql.append("AND a.nestadoid IN (:ESTADO_PUBLICADO, :ESTADO_CONCORDADO, :ESTADO_MODIFICADA) ");
        if (id != null) {
            sql.append("AND a.nbaselegalid <> :ID ");
            sql.append(
                    "AND a.nbaselegalid NOT IN(SELECT d.nbaselegalvinculadaid FROM TVINCULO_BASELEGAL d WHERE d.nbaselegalid = :ID) ");
        }
        sql.append("ORDER BY a.vnumero ");

        object = getHibernateTemplate().execute(new HibernateCallback() {
            @Override
            public Object doInHibernate(Session session) throws HibernateException {
                Query query = session.createSQLQuery(sql.toString());
                query.setResultTransformer(Criteria.ALIAS_TO_ENTITY_MAP);
                query.setParameter("ACTIVO", BigDecimal.ONE);
                query.setParameter("ESTADO_PUBLICADO", Constante.ESTADO_BASELEGAL_PUBLICADO);
                query.setParameter("ESTADO_CONCORDADO", Constante.ESTADO_BASELEGAL_CONCORDADO);
                query.setParameter("ESTADO_MODIFICADA", Constante.ESTADO_BASELEGAL_MODIFICADA);
                if (id != null) {
                    query.setParameter("ID", id);
                }
                return query.list();
            }
        });
    } catch (Exception e) {
        e.getMessage();
        e.printStackTrace();
    }
    return (List<HashMap>) object;
}

From source file:alfio.manager.system.DataMigratorIntegrationTest.java

@Test
public void testMigration() {
    List<TicketCategoryModification> categories = Collections.singletonList(new TicketCategoryModification(null,
            "default", AVAILABLE_SEATS, new DateTimeModification(LocalDate.now(), LocalTime.now()),
            new DateTimeModification(LocalDate.now(), LocalTime.now()), DESCRIPTION, BigDecimal.TEN, false, "",
            false, null, null, null, null, null));
    Pair<Event, String> eventUsername = initEvent(categories);
    Event event = eventUsername.getKey();

    try {/*from  ww w  . j  a v  a 2 s  . c  o  m*/
        eventRepository.updatePrices("CHF", 40, false, BigDecimal.ONE, "STRIPE", event.getId(),
                PriceContainer.VatStatus.NOT_INCLUDED, 1000);

        dataMigrator.migrateEventsToCurrentVersion();
        EventMigration eventMigration = eventMigrationRepository.loadEventMigration(event.getId());
        assertNotNull(eventMigration);
        //assertEquals(buildTimestamp, eventMigration.getBuildTimestamp().toString());
        assertEquals(currentVersion, eventMigration.getCurrentVersion());

        List<Ticket> tickets = ticketRepository.findFreeByEventId(event.getId());
        assertNotNull(tickets);
        assertFalse(tickets.isEmpty());
        assertEquals(AVAILABLE_SEATS, tickets.size());
        assertTrue(tickets.stream().allMatch(t -> t.getCategoryId() == null));
    } finally {
        eventManager.deleteEvent(event.getId(), eventUsername.getValue());
    }
}

From source file:org.openvpms.archetype.rules.stock.ChargeStockUpdaterTestCase.java

/**
 * Verifies that the stock is updated correctly if referred to by two different items in a transaction.
 *///w w w.  j  a  va  2  s  . c  om
@Test
public void testMultipleStockUpdatesInTxn() {
    final List<FinancialAct> acts = new ArrayList<FinancialAct>(createInvoice());
    final FinancialAct item1 = acts.get(1);
    final FinancialAct item2 = FinancialTestHelper.createChargeItem(CustomerAccountArchetypes.INVOICE_ITEM,
            patient, product, BigDecimal.ONE);
    addStockLocation(item2);
    acts.add(item2);

    BigDecimal initialQuantity = BigDecimal.ZERO;
    BigDecimal quantity = BigDecimal.valueOf(5);

    item1.setQuantity(quantity);
    item2.setQuantity(quantity);

    checkEquals(initialQuantity, getStock(stockLocation, product));
    BigDecimal expected = getQuantity(initialQuantity, quantity.add(quantity), false);

    TransactionTemplate template = new TransactionTemplate(txnManager);
    template.execute(new TransactionCallbackWithoutResult() {
        @Override
        protected void doInTransactionWithoutResult(TransactionStatus status) {
            save(acts);
        }
    });
    checkEquals(expected, getStock(stockLocation, product));

    template.execute(new TransactionCallbackWithoutResult() {
        @Override
        protected void doInTransactionWithoutResult(TransactionStatus status) {
            item1.setQuantity(BigDecimal.ONE);
            save(item1);
            remove(item2);
        }
    });
    expected = getQuantity(initialQuantity, BigDecimal.ONE, false);
    checkEquals(expected, getStock(stockLocation, product));
}

From source file:com.msopentech.odatajclient.proxy.InvokeTestITCase.java

@Test
public void changeProductDimensions() {
    // 0. create a product
    final Integer id = 101;

    Product product = container.getProduct().newProduct();
    product.setProductId(id);//from w ww. ja v  a  2s  .  c  o  m
    product.setDescription("New product");

    final Dimensions origDimensions = new Dimensions();
    origDimensions.setDepth(BigDecimal.ZERO);
    origDimensions.setHeight(BigDecimal.ZERO);
    origDimensions.setWidth(BigDecimal.ZERO);
    product.setDimensions(origDimensions);

    container.flush();

    product = container.getProduct().get(id);
    assertNotNull(product);
    assertEquals(id, product.getProductId());
    assertEquals(BigDecimal.ZERO, product.getDimensions().getDepth());
    assertEquals(BigDecimal.ZERO, product.getDimensions().getHeight());
    assertEquals(BigDecimal.ZERO, product.getDimensions().getWidth());

    try {
        // 1. invoke action bound to the product just created
        final Dimensions newDimensions = new Dimensions();
        newDimensions.setDepth(BigDecimal.ONE);
        newDimensions.setHeight(BigDecimal.ONE);
        newDimensions.setWidth(BigDecimal.ONE);

        product.changeProductDimensions(newDimensions);

        // 2. check that invoked action has effectively run
        product = container.getProduct().get(id);
        assertEquals(BigDecimal.ONE, product.getDimensions().getDepth());
        assertEquals(BigDecimal.ONE, product.getDimensions().getHeight());
        assertEquals(BigDecimal.ONE, product.getDimensions().getWidth());
    } finally {
        // 3. remove the test product
        container.getProduct().delete(product.getProductId());
        container.flush();
    }
}

From source file:org.apache.hadoop.hbase.io.hfile.slab.SlabCache.java

/**
 * A way of allocating the desired amount of Slabs of each particular size.
 *
 * This reads two lists from conf, hbase.offheap.slab.proportions and
 * hbase.offheap.slab.sizes.//  w  w  w  . j a  v a  2 s . c  o  m
 *
 * The first list is the percentage of our total space we allocate to the
 * slabs.
 *
 * The second list is blocksize of the slabs in bytes. (E.g. the slab holds
 * blocks of this size).
 *
 * @param conf Configuration file.
 */
public void addSlabByConf(Configuration conf) {
    // Proportions we allocate to each slab of the total size.
    String[] porportions = conf.getStrings(SLAB_CACHE_PROPORTIONS_KEY, "0.80", "0.20");
    String[] sizes = conf.getStrings(SLAB_CACHE_SIZES_KEY, Long.valueOf(avgBlockSize * 11 / 10).toString(),
            Long.valueOf(avgBlockSize * 21 / 10).toString());

    if (porportions.length != sizes.length) {
        throw new IllegalArgumentException("SlabCache conf not "
                + "initialized, error in configuration. hbase.offheap.slab.proportions specifies "
                + porportions.length + " slabs while hbase.offheap.slab.sizes specifies " + sizes.length
                + " slabs " + "offheapslabporportions and offheapslabsizes");
    }
    /*
     * We use BigDecimals instead of floats because float rounding is annoying
     */

    BigDecimal[] parsedProportions = stringArrayToBigDecimalArray(porportions);
    BigDecimal[] parsedSizes = stringArrayToBigDecimalArray(sizes);

    BigDecimal sumProportions = new BigDecimal(0);
    for (BigDecimal b : parsedProportions) {
        /* Make sure all proportions are greater than 0 */
        Preconditions.checkArgument(b.compareTo(BigDecimal.ZERO) == 1,
                "Proportions in hbase.offheap.slab.proportions must be greater than 0!");
        sumProportions = sumProportions.add(b);
    }

    /* If the sum is greater than 1 */
    Preconditions.checkArgument(sumProportions.compareTo(BigDecimal.ONE) != 1,
            "Sum of all proportions in hbase.offheap.slab.proportions must be less than 1");

    /* If the sum of all proportions is less than 0.99 */
    if (sumProportions.compareTo(new BigDecimal("0.99")) == -1) {
        LOG.warn("Sum of hbase.offheap.slab.proportions is less than 0.99! Memory is being wasted");
    }
    for (int i = 0; i < parsedProportions.length; i++) {
        int blockSize = parsedSizes[i].intValue();
        int numBlocks = new BigDecimal(this.size).multiply(parsedProportions[i])
                .divide(parsedSizes[i], BigDecimal.ROUND_DOWN).intValue();
        addSlab(blockSize, numBlocks);
    }
}