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:de.betterform.xml.xforms.CustomElementFactory.java

/**
 * Loads the configuration for custom elements.
 * /*from www. j  a  v a2s  .co  m*/
 * @return A Map where the keys are in the format namespace-uri:element-name
 *         and the value is the reference to the class that implements the
 *         custom element, or an empty map if the configuration could not be
 *         loaded for some reason.
 */
private static Map getCustomElementsConfig() {

    try {
        Map elementClassNames = Config.getInstance().getCustomElements();
        Map elementClassRefs = new HashMap(elementClassNames.size());

        Iterator itr = elementClassNames.entrySet().iterator();

        //converts class names into the class references
        while (itr.hasNext()) {

            Map.Entry entry = (Entry) itr.next();

            String key = (String) entry.getKey();
            String className = (String) entry.getValue();
            Class classRef = Class.forName(className, true, CustomElementFactory.class.getClassLoader());

            elementClassRefs.put(key, classRef);
        }

        //return the configuration
        return elementClassRefs;

    } catch (XFormsConfigException xfce) {
        LOGGER.error("could not load custom-elements config: " + xfce.getMessage());

    } catch (ClassNotFoundException cnfe) {
        LOGGER.error("class configured for custom-element not found: " + cnfe.getMessage());
    }

    //returns an empty map (no custom elements)
    return Collections.EMPTY_MAP;
}

From source file:com.insightml.utils.Collections.java

public static <K, V> Map<K, V> subMap(final Map<K, V> sorted, final int n) {
    if (Check.num(n, 1, 9999999) >= sorted.size()) {
        return sorted;
    }/* w  ww  .j  ava  2 s.  c om*/
    final Map<K, V> map = new LinkedHashMap<>();
    int i = 0;
    for (final Entry<K, V> entry : sorted.entrySet()) {
        map.put(entry.getKey(), entry.getValue());
        if (++i >= n) {
            break;
        }
    }
    return map;
}

From source file:Main.java

/**
 * Returns <tt>true</tt> iff the given {@link Collection}s contain
 * exactly the same elements with exactly the same cardinalities.
 * <p/>/*from  w ww  . j ava2s.c om*/
 * That is, iff the cardinality of <i>e</i> in <i>a</i> is
 * equal to the cardinality of <i>e</i> in <i>b</i>,
 * for each element <i>e</i> in <i>a</i> or <i>b</i>.
 *
 * @param a the first collection, must not be null
 * @param b the second collection, must not be null
 * @return <code>true</code> iff the collections15 contain the same elements with the same cardinalities.
 */
public static <E> boolean isEqualCollection(final Collection<? extends E> a, final Collection<? extends E> b) {
    if (a.size() != b.size()) {
        return false;
    } else {
        Map mapa = getCardinalityMap(a);
        Map mapb = getCardinalityMap(b);
        if (mapa.size() != mapb.size()) {
            return false;
        } else {
            Iterator it = mapa.keySet().iterator();
            while (it.hasNext()) {
                Object obj = it.next();
                if (getFreq(obj, mapa) != getFreq(obj, mapb)) {
                    return false;
                }
            }
            return true;
        }
    }
}

From source file:org.shareok.data.webserv.WebUtil.java

public static ModelAndView getServerList(ModelAndView model, RepoServerService serverService)
        throws JsonProcessingException {

    Map<String, String> serverList = serverService.getServerNameIdList();

    if (null != serverList && serverList.size() > 0) {

        ObjectMapper mapper = new ObjectMapper();

        Collection<String> ids = serverList.values();
        List<RepoServer> serverObjList = serverService.getServerObjList(ids);

        String serverListJson = mapper.writeValueAsString(serverList);
        model.addObject("serverList", serverListJson);
        model.addObject("serverObjList", mapper.writeValueAsString(serverObjList));
    } else {//w w w  .  jav  a  2  s.  co  m
        //            model.addObject("emptyServerList", "There are NO servers set up.");
    }

    return model;
}

From source file:lucee.commons.net.http.HTTPEngine.java

private static Header[] toHeaders(Map<String, String> headers) {
    if (CollectionUtil.isEmpty(headers))
        return null;
    Header[] rtn = new Header[headers.size()];
    Iterator<Entry<String, String>> it = headers.entrySet().iterator();
    Entry<String, String> e;
    int index = 0;
    while (it.hasNext()) {
        e = it.next();// w w w  . ja  v a2s.  c  om
        rtn[index++] = new HeaderImpl(e.getKey(), e.getValue());
    }
    return rtn;
}

From source file:com.dell.asm.asmcore.asmmanager.util.razor.RazorUtil.java

/**
 * Parse the return value of the razor node GET api, e.g.
 * http://RAZOR_HOST/api/collections/nodes/node2
 *
 * @param mapper ObjectMapper to parse JSON
 * @param nodeJson Json node data/*from  w ww.j a  v a 2s.co m*/
 * @return Device object
 */
public static RazorDevice parseNodeJson(ObjectMapper mapper, String nodeJson) throws IOException {
    Map node = mapper.readValue(nodeJson, Map.class);
    Map hwInfo = (Map) node.get(NODE_HW_INFO_KEY);
    String uuid = (String) hwInfo.get(NODE_HW_INFO_UUID_KEY);
    RazorDevice ret = new RazorDevice();
    ret.setId((String) node.get("name"));
    ret.setUuid(uuid);

    Map policy = (Map) node.get(NODE_POLICY);
    if (policy == null || policy.isEmpty()) {
        ret.setStatus(RazorDeviceStatus.UNPROVISIONED);
    } else {
        //System.out.println("Policy...");
        for (Object key : policy.keySet()) {
            String policyName = (String) key;
            Object policyValueObject = policy.get(policyName);
            String policyValueString = policyValueObject.toString();
            ret.getPolicy().put(policyName, policyValueString);

            //System.out.println(policyName + ":" + policyValueString);
        }
        //System.out.println("");
        ret.setStatus(RazorDeviceStatus.PROVISIONED);
    }

    List tagslist = (List) node.get("tags");
    if (tagslist != null && tagslist.size() > 0) {
        for (Object aTagslist : tagslist) {
            Map tags = (Map) aTagslist;
            if (tags != null && tags.size() > 0) {
                //System.out.println("Tag...");
                for (Object key : tags.keySet()) {
                    String tagName = (String) key;
                    Object tagValueObject = tags.get(tagName);
                    String tagValueString = tagValueObject.toString();
                    ret.getTags().put(tagName, tagValueString);

                    //System.out.println(tagName + ":" + tagValueString);
                }
                //System.out.println("");
            }
        }
    }

    Map facts = (Map) node.get(NODE_FACTS_KEY);
    if (facts == null) {
        LOGGER.warn("No facts found for node uuid " + ret.getId());
    } else {
        for (Object key : facts.keySet()) {
            String factName = (String) key;
            Object factValueObject = facts.get(factName);
            // Fact values are generally strings, but can be other raw types like integers,
            // e.g. for physicalprocessorcount
            String factValue = factValueObject.toString();
            ret.getFacts().put(factName, factValue);
            switch (factName) {
            case FACT_IPADDRESS_KEY:
                ret.setIpAddress(factValue);
                break;
            case FACT_MACADDRESS_KEY:
                ret.setMacAddress(factValue);
                break;
            case FACT_MANUFACTURER_KEY:
                ret.setManufacturer(factValue);
                break;
            }
        }
    }

    return ret;
}

From source file:de.hofuniversity.iisys.neo4j.websock.util.JsonConverter.java

@SuppressWarnings("unchecked")
private static JSONObject convertFromMap(final Map<String, ?> map) throws JSONException {
    final JSONObject json = new JSONObject(map.size());

    Object o = null;/*from w  w w .j  ava  2  s  . c  o m*/
    for (Entry<String, ?> mapE : map.entrySet()) {
        o = mapE.getValue();

        if (o instanceof Map) {
            if (o instanceof JSONMap) {
                o = ((JSONMap) o).getJson();
            } else {
                o = convertFromMap((Map<String, ?>) o);
            }
        } else if (o instanceof List) {
            if (o instanceof JSONList) {
                o = ((JSONList) o).getJson();
            } else {
                o = convertFromList((List<?>) o);
            }
        }

        json.put(mapE.getKey(), o);
    }

    return json;
}

From source file:io.apiman.cli.util.DeclarativeUtil.java

/**
 * Parses the {@link Declaration} from the {@code fileContents}, using the specified {@code properties}.
 *
 * @param mapper     the Mapper to use//from  www.  j a va  2s  .co m
 * @param unresolved the contents of the file
 * @param properties the property placeholders
 * @return the Declaration
 * @throws IOException
 */
private static Declaration loadDeclaration(ObjectMapper mapper, String unresolved,
        Map<String, String> properties) throws IOException {

    final String resolved = BeanUtil.resolvePlaceholders(unresolved, properties);
    LOGGER.trace("Declaration file after resolving {} placeholders: {}", properties.size(), resolved);
    return mapper.readValue(resolved, Declaration.class);
}

From source file:com.glaf.activiti.util.ExecutionUtils.java

@SuppressWarnings("unchecked")
public static void executeSqlUpdate(DelegateExecution execution, Expression sql) {
    CommandContext commandContext = Context.getCommandContext();

    ExecutionEntity executionEntity = commandContext.getExecutionEntityManager()
            .findExecutionById(execution.getId());
    String processDefinitionId = executionEntity.getProcessDefinitionId();
    ProcessDefinitionEntity processDefinitionEntity = commandContext.getProcessDefinitionEntityManager()
            .findProcessDefinitionById(processDefinitionId);
    String processName = processDefinitionEntity.getKey();

    Map<String, Object> params = new java.util.HashMap<String, Object>();

    Map<String, Object> variables = execution.getVariables();
    if (variables != null && variables.size() > 0) {
        Iterator<String> iterator = variables.keySet().iterator();
        while (iterator.hasNext()) {
            String variableName = iterator.next();
            if (params.get(variableName) == null) {
                Object value = execution.getVariable(variableName);
                params.put(variableName, value);
            }/*from w  w w. jav  a2s .c o  m*/
        }
    }

    params.put(Constants.BUSINESS_KEY, execution.getProcessBusinessKey());
    params.put("processInstanceId", execution.getProcessInstanceId());
    params.put("processDefinitionId", processDefinitionEntity.getId());
    params.put("processName", processName);
    params.put("now", new java.util.Date());

    if (sql != null) {
        String sqlx = sql.getExpressionText();

        if (sqlx.indexOf("#{tableName}") != -1) {
            String tableName = (String) execution.getVariable("tableName");
            if (StringUtils.isNotEmpty(tableName)) {
                sqlx = StringTools.replace(sqlx, "#{tableName}", tableName);
            }
        } else if (sqlx.indexOf("${tableName}") != -1) {
            String tableName = (String) execution.getVariable("tableName");
            if (StringUtils.isNotEmpty(tableName)) {
                sqlx = StringTools.replace(sqlx, "${tableName}", tableName);
            }
        }

        sqlx = StringTools.replaceIgnoreCase(sqlx, "${", "#{");

        List<Object> values = new java.util.ArrayList<Object>();
        SqlExecutor sqlExecutor = JdbcUtils.rebuildSQL(sqlx, params);
        sqlx = sqlExecutor.getSql();
        if (sqlExecutor.getParameter() != null) {
            if (sqlExecutor.getParameter() instanceof List) {
                List<Object> list = (List<Object>) sqlExecutor.getParameter();
                values.addAll(list);
            }
        }

        logger.debug(sqlx);
        logger.debug(values);

        Connection con = null;
        try {
            con = commandContext.getDbSqlSession().getSqlSession().getConnection();
            PreparedStatement psmt = con.prepareStatement(sqlx);
            JdbcUtils.fillStatement(psmt, values);
            psmt.executeUpdate();
            psmt.close();
            psmt = null;
        } catch (SQLException ex) {
            throw new RuntimeException(ex);
        }

    }
}

From source file:IdentityMap.java

public static Map invert(Map map) {
    Map result = instantiate(map.size());
    Iterator iter = map.entrySet().iterator();
    while (iter.hasNext()) {
        Map.Entry me = (Map.Entry) iter.next();
        result.put(me.getValue(), me.getKey());
    }/*  w w  w.  ja  va  2s. c om*/
    return result;
}