Example usage for java.util Map size

List of usage examples for java.util Map size

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Introduction

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

Prototype

int size();

Source Link

Document

Returns the number of key-value mappings in this map.

Usage

From source file:ch.digitalfondue.npjt.QueryType.java

@SuppressWarnings("unchecked")
private static <T> AffectedRowCountAndKey<T> executeUpdateAndKeepKeys(String template, Method method,
        NamedParameterJdbcTemplate jdbc, SqlParameterSource parameters) {

    Class<T> keyClass = (Class<T>) ((ParameterizedType) method.getGenericReturnType())
            .getActualTypeArguments()[0];

    KeyHolder keyHolder = new GeneratedKeyHolder();

    int result = jdbc.update(template, parameters, keyHolder);
    Map<String, Object> keys = keyHolder.getKeys();
    Object key;/*w  w  w .  ja v a  2  s.  c  om*/
    if (keys.size() > 1) {
        AutoGeneratedKey spec = Objects.requireNonNull(method.getDeclaredAnnotation(AutoGeneratedKey.class),
                "more than one key for query " + template + ": annotation @AutoGeneratedKey required");
        key = Objects.requireNonNull(keys.get(spec.value()), "the key with name " + spec.value()
                + " has returned null for query " + template + ": required a non null key");
    } else if (Number.class.isAssignableFrom(keyClass)) {
        Class<? extends Number> c = (Class<? extends Number>) keyClass;
        return new AffectedRowCountAndKey<>(result,
                (T) NumberUtils.convertNumberToTargetClass(keyHolder.getKey(), c));
    } else {
        key = keys.values().iterator().next();
    }
    return new AffectedRowCountAndKey<>(result, keyClass.cast(key));
}

From source file:elaborate.publication.solr.SearchService.java

@SuppressWarnings("unchecked")
static Map<String, FacetInfo> toMap(Object object) {
    Map<String, Map<String, String>> inMap = (Map<String, Map<String, String>>) object;
    Map<String, FacetInfo> outMap = Maps.newHashMapWithExpectedSize(inMap.size());
    for (Entry<String, Map<String, String>> entry : inMap.entrySet()) {
        String key = entry.getKey();
        Map<String, String> value = entry.getValue();
        outMap.put(key, new FacetInfo().setName(value.get("name")).setTitle(value.get("title"))
                .setType(FacetType.valueOf(value.get("type"))));
    }/*w  w  w .ja v a2  s  .  c o m*/
    return outMap;
}

From source file:com.frank.search.solr.server.support.SolrClientUtils.java

private static LBHttpSolrClient cloneSolr4LBHttpServer(SolrClient solrClient, String core)
        throws MalformedURLException, InstantiationException, IllegalAccessException, IllegalArgumentException,
        InvocationTargetException {
    Map<String, ?> map = readField(solrClient, "aliveServers");

    String[] servers = new String[map.size()];
    int i = 0;/*from  w  ww .j ava2s. c  om*/
    for (String key : map.keySet()) {
        servers[i] = appendCoreToBaseUrl(key, core);
        i++;
    }

    Boolean isInternalCient = readField(solrClient, "clientIsInternal");

    if (isInternalCient != null && !isInternalCient) {
        HttpClient clientToUse = readAndCloneHttpClient(solrClient);
        return new LBHttpSolrClient(clientToUse, servers);
    }
    return new LBHttpSolrClient(servers);
}

From source file:org.calrissian.restdoclet.writer.swagger.SwaggerWriter.java

private static void writeApi(String resource, Collection<Endpoint> endpoints, Configuration config)
        throws IOException {
    Map<String, Collection<Endpoint>> pathGroups = groupPaths(endpoints);

    File apiFile = new File("./" + API_DOC_DIR, resource);
    apiFile.getParentFile().mkdirs();/* ww  w .  ja v a2  s  .  co  m*/

    Collection<Api> apis = new ArrayList<Api>(pathGroups.size());
    for (Entry<String, Collection<Endpoint>> entry : pathGroups.entrySet())
        apis.add(new Api(entry.getKey(), "", getOperations(entry.getValue())));

    mapper.writerWithDefaultPrettyPrinter().writeValue(new FileOutputStream(apiFile),
            new ApiListing(SWAGGER_VERSION, config.getUrl(), resource, config.getApiVersion(), apis));
}

From source file:com.greenline.guahao.biz.manager.payment.util.AlipayCore.java

/**
 * ???/*from  ww  w.j  av  a  2 s. c  o m*/
 * 
 * @param sArray ???
 * @return ???????
 */
public static Map<String, String> paraFilter(Map<String, String> sArray) {
    Map<String, String> result = new HashMap<String, String>();
    if (sArray == null || sArray.size() <= 0) {
        return result;
    }
    for (String key : sArray.keySet()) {
        String value = sArray.get(key);
        if (StringUtils.isBlank(value) || "sign".equalsIgnoreCase(key) || "sign_type".equalsIgnoreCase(key)) {
            continue;
        }
        result.put(key, value);
    }
    return result;
}

From source file:com.pactera.edg.am.metamanager.extractor.control.impl.ExtractorServiceImpl.java

private static void deleteAmData(String rootId, Map<String, List<Map<String, String>>> deleteMapDatas) {
    if (deleteMapDatas.size() > 0) {
        IMetadataLoaderService loader = (IMetadataLoaderService) ExtractorContextLoader
                .getBean(IMetadataLoaderService.SPRING_NAME);

        if (!AdapterExtractorContext.getInstance().isNeedAudit()) {
            // ?/*from w w  w .j a  va2  s.c  om*/
            loader.deleteData(rootId, deleteMapDatas);
        }
    }

}

From source file:edu.valelab.GaussianFit.CoordinateMapper.java

/**
* Creates an AffineTransform object that maps a source planar coordinate system to
* a destination planar coordinate system. At least three point pairs are needed.
* 
* @pointPairs is a Map of points measured in the two coordinates systems (srcPt->destPt)
*///from w  w w . j  a v  a2 s  . c  o m
public static AffineTransform generateAffineTransformFromPointPairs(
        Map<Point2D.Double, Point2D.Double> pointPairs) {
    RealMatrix u = new Array2DRowRealMatrix(pointPairs.size(), 3);
    RealMatrix v = new Array2DRowRealMatrix(pointPairs.size(), 3);

    // Create u (source) and v (dest) matrices whose row vectors
    // are [x,y,1] for each Point2D.Double:

    int i = 0;
    for (Map.Entry pair : pointPairs.entrySet()) {
        Point2D.Double uPt = (Point2D.Double) pair.getKey();
        Point2D.Double vPt = (Point2D.Double) pair.getValue();

        insertPoint2DInMatrix(u, uPt, i);
        insertPoint2DInMatrix(v, vPt, i);

        i++;
    }
    // Find the 3x3 linear least squares solution to u*m'=v
    // (the last row should be [0,0,1]):
    DecompositionSolver solver = (new QRDecompositionImpl(u)).getSolver();
    double[][] m = solver.solve(v).transpose().getData();

    // Create an AffineTransform object from the elements of m
    // (the last row is omitted as specified in AffineTransform class):
    return new AffineTransform(m[0][0], m[1][0], m[0][1], m[1][1], m[0][2], m[1][2]);
}

From source file:dao.UserDAO.java

public static String updateUserSettings(Map<String, String[]> settings, String user) {
    String message = "Internal error";
    if (settings == null || settings.size() == 0) {
        return "Empty post body";
    }//from w w  w . ja v a 2 s . co m

    String defaultView = "";
    if (settings.containsKey("detail_default_view")) {
        String[] defaultViewArray = settings.get("detail_default_view");
        if (defaultViewArray != null && defaultViewArray.length > 0) {
            defaultView = defaultViewArray[0];
        }
    }
    String defaultWatch = "";
    if (settings.containsKey("default_watch")) {
        String[] defaultWatchArray = settings.get("default_watch");
        if (defaultWatchArray != null && defaultWatchArray.length > 0) {
            defaultWatch = defaultWatchArray[0];
        }
    }
    Integer userId = 0;
    if (StringUtils.isNotBlank(user)) {
        try {
            userId = (Integer) getJdbcTemplate().queryForObject(GET_USER_ID, Integer.class, user);
        } catch (EmptyResultDataAccessException e) {
            Logger.error("UserDAO updateUserSettings get user id failed, username = " + user);
            Logger.error("Exception = " + e.getMessage());
        }
    }
    if (userId != null && userId > 0) {
        if (StringUtils.isBlank(defaultView)) {
            defaultView = DEFAULT_DETAIL_VIEW;
        }

        if (StringUtils.isBlank(defaultWatch)) {
            defaultWatch = DEFAULT_WATCH;
        }

        int row = getJdbcTemplate().update(UPDATE_USER_SETTINGS, userId, defaultView, defaultWatch, defaultView,
                defaultWatch);
        if (row > 0) {
            message = "";
        }
    } else {
        message = "User not found";
    }
    return message;
}

From source file:com.bigdata.dastor.dht.BootStrapper.java

static InetAddress getBootstrapSource(final TokenMetadata metadata, final Map<InetAddress, Double> load) {
    // sort first by number of nodes already bootstrapping into a source node's range, then by load.
    List<InetAddress> endpoints = new ArrayList<InetAddress>(load.size());
    for (InetAddress endpoint : load.keySet()) {
        if (!metadata.isMember(endpoint))
            continue;
        endpoints.add(endpoint);/* w  ww. j ava 2  s .  c  om*/
    }

    if (endpoints.isEmpty())
        throw new RuntimeException("No other nodes seen!  Unable to bootstrap");
    Collections.sort(endpoints, new Comparator<InetAddress>() {
        public int compare(InetAddress ia1, InetAddress ia2) {
            int n1 = metadata.pendingRangeChanges(ia1);
            int n2 = metadata.pendingRangeChanges(ia2);
            if (n1 != n2)
                return -(n1 - n2); // more targets = _less_ priority!

            double load1 = load.get(ia1);
            double load2 = load.get(ia2);
            if (load1 == load2)
                return 0;
            return load1 < load2 ? -1 : 1;
        }
    });

    InetAddress maxEndpoint = endpoints.get(endpoints.size() - 1);
    assert !maxEndpoint.equals(FBUtilities.getLocalAddress());
    return maxEndpoint;
}

From source file:org.echocat.jomon.net.http.HttpUtils.java

@Nonnull
public static HttpPost postFor(@Nonnull URI uri, @Nonnull Charset charset,
        @Nullable Map<String, String> parameters) throws UnsupportedEncodingException {
    final HttpPost httpPost = new HttpPost(uri);
    final List<NameValuePair> pairs = new ArrayList<>(parameters != null ? parameters.size() : 0);
    if (parameters != null) {
        for (final Entry<String, String> keyToValue : parameters.entrySet()) {
            pairs.add(new BasicNameValuePair(keyToValue.getKey(), keyToValue.getValue()));
        }/*w ww .  ja  va 2s. c om*/
    }
    httpPost.setEntity(new UrlEncodedFormEntity(pairs, charset));
    return httpPost;
}