java.util.LinkedList源码实例Demo

类java.util.LinkedList源码实例Demo

下面列出了java.util.LinkedList 类实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。

源代码1 项目: openAGV   文件: StatisticsLogParser.java
/**
 * Parses the given log file and returns a list of records contained in it.
 *
 * @param inputFile The file to be parsed.
 * @return A list of records contained in the file.
 * @throws FileNotFoundException If the given file was not found.
 * @throws IOException If there was a problem reading the file.
 */
public static List<StatisticsRecord> parseLog(File inputFile)
    throws FileNotFoundException, IOException {
  requireNonNull(inputFile, "inputFile");

  List<StatisticsRecord> result = new LinkedList<>();
  try (BufferedReader inputReader = new BufferedReader(
      new InputStreamReader(new FileInputStream(inputFile), Charset.forName("UTF-8")))) {
    String inputLine = inputReader.readLine();
    while (inputLine != null) {
      StatisticsRecord record = StatisticsRecord.parseRecord(inputLine);
      if (record != null) {
        result.add(record);
      }
      inputLine = inputReader.readLine();
    }
  }
  catch (IOException exc) {
    LOG.warn("Exception parsing input file", exc);
    throw exc;
  }

  return result;
}
 
源代码2 项目: smarthome   文件: DeviceStatusManagerImpl.java
private List<Device> getDetailedDevices() {
    List<Device> deviceList = new LinkedList<Device>();
    JsonObject result = connMan.getDigitalSTROMAPI().query2(connMan.getSessionToken(), GET_DETAILD_DEVICES);
    if (result != null && result.isJsonObject()) {
        if (result.getAsJsonObject().get(GeneralLibConstance.QUERY_BROADCAST_ZONE_STRING).isJsonObject()) {
            result = result.getAsJsonObject().get(GeneralLibConstance.QUERY_BROADCAST_ZONE_STRING)
                    .getAsJsonObject();
            for (Entry<String, JsonElement> entry : result.entrySet()) {
                if (!(entry.getKey().equals(JSONApiResponseKeysEnum.ZONE_ID.getKey())
                        && entry.getKey().equals(JSONApiResponseKeysEnum.NAME.getKey()))
                        && entry.getValue().isJsonObject()) {
                    deviceList.add(new DeviceImpl(entry.getValue().getAsJsonObject()));
                }
            }
        }
    }
    return deviceList;
}
 
源代码3 项目: openjdk-jdk9   文件: NetworkConfiguration.java
/**
 * Return a NetworkConfiguration instance.
 */
public static NetworkConfiguration probe() throws IOException {
    Map<NetworkInterface, List<Inet4Address>> ip4Interfaces = new HashMap<>();
    Map<NetworkInterface, List<Inet6Address>> ip6Interfaces = new HashMap<>();

    List<NetworkInterface> nifs = list(getNetworkInterfaces());
    for (NetworkInterface nif : nifs) {
        // ignore interfaces that are down
        if (!nif.isUp() || nif.isPointToPoint())
            continue;

        List<Inet4Address> ip4Addresses = new LinkedList<>();
        List<Inet6Address> ip6Addresses = new LinkedList<>();
        ip4Interfaces.put(nif, ip4Addresses);
        ip6Interfaces.put(nif, ip6Addresses);
        for (InetAddress addr : list(nif.getInetAddresses())) {
            if (addr instanceof Inet4Address)
                ip4Addresses.add((Inet4Address)addr);
            else if (addr instanceof Inet6Address)
                ip6Addresses.add((Inet6Address)addr);
        }
    }
    return new NetworkConfiguration(ip4Interfaces, ip6Interfaces);
}
 
源代码4 项目: mollyim-android   文件: SmsDatabase.java
public MessageRecord getCurrent() {
  return new SmsMessageRecord(id,
                              message.getMessageBody(),
                              message.getRecipient(),
                              message.getRecipient(),
                              1,
                              System.currentTimeMillis(),
                              System.currentTimeMillis(),
                              -1,
                              0,
                              message.isSecureMessage() ? MmsSmsColumns.Types.getOutgoingEncryptedMessageType() : MmsSmsColumns.Types.getOutgoingSmsMessageType(),
                              threadId,
                              0,
                              new LinkedList<>(),
                              message.getSubscriptionId(),
                              message.getExpiresIn(),
                              System.currentTimeMillis(),
                              0,
                              false,
                              Collections.emptyList(),
                              false);
}
 
源代码5 项目: rapidminer-studio   文件: Hypothesis.java
public LinkedList<Rule> generateRules(int ruleGenerationMode, Attribute label) {
	LinkedList<Rule> rules = new LinkedList<>();
	switch (ruleGenerationMode) {
		case POSITIVE_RULE:
			rules.add(getPositiveRule(label));
			break;
		case NEGATIVE_RULE:
			rules.add(getNegativeRule(label));
			break;
		case PREDICTION_RULE:
			rules.add(getPredictionRule(label));
			break;
		case POSITIVE_AND_NEGATIVE_RULES:
			rules.add(getPositiveRule(label));
			rules.add(getNegativeRule(label));
			break;
	}
	return rules;
}
 
源代码6 项目: lams   文件: VariantSupport.java
/**
 * Writes a warning to {@code System.err} that a variant type is
 * unsupported by HPSF. Such a warning is written only once for each variant
 * type. Log messages can be turned on or off by
 *
 * @param ex The exception to log
 */
protected static void writeUnsupportedTypeMessage
    (final UnsupportedVariantTypeException ex) {
    if (isLogUnsupportedTypes())
    {
        if (unsupportedMessage == null) {
            unsupportedMessage = new LinkedList<Long>();
        }
        Long vt = Long.valueOf(ex.getVariantType());
        if (!unsupportedMessage.contains(vt))
        {
        	logger.log( POILogger.ERROR, ex.getMessage());
            unsupportedMessage.add(vt);
        }
    }
}
 
源代码7 项目: sanshanblog   文件: UserRecommendService.java
/**
 * 完成用户推荐
 * @return
 */
public List<UserRecommendDO>  generateUsers(){
    List<UserRecommendDO> recommendUsers = new LinkedList<>();
    log.info("生成一次 推荐用户数据");

    //List<UserDO> users = userRepository.findAll();
    //for (int i = 0; i < users.size(); i++) {
    //    UserDO userDO = users.get(i);
    //    String username = userDO.getUsername();
    //    List<BlogVO> blogVOS = userBlogCacheService.getUserBlogs(username);
    //    for (int j = 0; j <blogVOS.size() ; j++) {
    //        Long id = blogVOS.get(i).getId();
    //        BlogRecommendDO blogRecommendDO = blogRecommendRepository.findOne(id);
    //        Double blogRate = blogRecommendDO.getRecommendRate();
    //    }
    //}
    return recommendUsers;
}
 
/**
 * Undo/Remove entries upto and including the supplied entry from the history stack.
 * This can be done if the current authenticator decides it is FALLBACK.
 *
 * @return The last undone history element. Null if there is no matching entry.
 */
public AuthHistory undoUpto(AuthHistory historyElement) {
    LinkedList<AuthHistory> modifyingHistory = new LinkedList<>();
    AuthHistory matchedEntry = null;
    for (AuthHistory historyEntry : authenticationStepHistory) {
        if (historyEntry.equals(historyElement)) {
            matchedEntry = historyEntry;
            break;
        }
        modifyingHistory.add(historyEntry);
    }

    if (matchedEntry != null) {
        authenticationStepHistory = modifyingHistory;
    }
    return matchedEntry;
}
 
public static int[] hashInt(int start,int end){
    LinkedList<Integer> ll = new LinkedList<>();
    ArrayList<Integer> al = new ArrayList<>();
    for(int i=start;i<=end;i++){
        ll.add(i);
    }
    int start0=0;
    for(int end0=end-start;end0>start0;end0--){
        int rnd = RandomNumberGenerator.GenerateIntBetween(start0, end0);
        int value = ll.get(rnd);
        ll.remove(rnd);
        al.add(value);
    }
    al.add(ll.get(0));
    ll.remove(0);
    return ArrayOperations.arrayListToIntVector(al);
}
 
源代码10 项目: howsun-javaee-framework   文件: JedisShartClient.java
/**
 * @param args
 */
public static void main(String[] args) {
	List<JedisShardInfo> list = new LinkedList<JedisShardInfo>();
	JedisShardInfo jedisShardInfo1 = new JedisShardInfo(ip1, port);
	jedisShardInfo1.setPassword(JedisConstant.password);
	list.add(jedisShardInfo1);
	JedisShardInfo jedisShardInfo2 = new JedisShardInfo(ip2, port);
	jedisShardInfo2.setPassword(JedisConstant.password);
	list.add(jedisShardInfo2);
	ShardedJedisPool pool = new ShardedJedisPool(config, list);
	for (int i = 0; i < 2000; i++) {
		ShardedJedis jedis = pool.getResource();
		String key = "howsun_" + i;
		//jedis.set(key, UUID.randomUUID().toString());
		System.out.println(key + "\t" + jedis.get(key) + "\t" + jedis.toString());
		pool.returnResource(jedis);
	}
}
 
源代码11 项目: marathonv5   文件: RFXMenuItem.java
private String getTagForMenu(MenuItem source) {
    LinkedList<MenuItem> menuItems = new LinkedList<>();
    while (source != null) {
        menuItems.addFirst(source);
        source = source.getParentMenu();
    }
    if (menuItems.getFirst() instanceof Menu) {
        if (menuItems.size() >= 2) {
            ownerNode = menuItems.get(1).getParentPopup().getOwnerNode();
            return isMenuBar(ownerNode) ? "#menu" : "#contextmenu";
        }
    } else {
        ownerNode = menuItems.getFirst().getParentPopup().getOwnerNode();
        return "#contextmenu";
    }
    return null;
}
 
源代码12 项目: uyuni   文件: KickstartParser.java
/**
 * Constructor.
 * @param kickstartFileContentsIn Contents of the kickstart file.
 */
public KickstartParser(String kickstartFileContentsIn) {
    ksFileContents = kickstartFileContentsIn;

    optionLines = new LinkedList<String>();
    packageLines = new LinkedList<String>();
    preScriptLines = new LinkedList<String>();
    postScriptLines = new LinkedList<String>();

    String [] ksFileLines = ksFileContents.split("\\n");

    List<String> currentSectionLines = new LinkedList<String>();
    for (int i = 0; i < ksFileLines.length; i++) {
        String currentLine = ksFileLines[i];
        if (isNewSection(currentLine)) {
            storeSection(currentSectionLines);
            currentSectionLines = new LinkedList<String>();
        }

        currentSectionLines.add(currentLine);
    }
    storeSection(currentSectionLines);
}
 
源代码13 项目: netphony-topology   文件: SimpleTEDB.java
@Override
public void notifyWavelengthReservationWLAN(LinkedList<Object> sourceVertexList,LinkedList<Object> targetVertexList,LinkedList<Integer> wlans, boolean bidirectional) 
{
	TEDBlock.lock();
	try {
		for (int i=0;i<sourceVertexList.size();++i){		
			IntraDomainEdge edge=networkGraph.getEdge(sourceVertexList.get(i), targetVertexList.get(i));
			edge.getTE_info().setWavelengthReserved(wlans.get(i));
			log.info("Reservo: "+sourceVertexList.get(i).toString() + "-"+ targetVertexList.get(i).toString() +" wavelength: "+wlans.get(i)+" bidirectional"+bidirectional);
			if (bidirectional == true){
				edge=networkGraph.getEdge(targetVertexList.get(i), sourceVertexList.get(i));
				edge.getTE_info().setWavelengthReserved(wlans.get(i));
				//log.info(""+edge.toString());
			}
		}
	}finally{
		TEDBlock.unlock();
	}
	for (int i=0;i<registeredAlgorithms.size();++i){
		registeredAlgorithms.get(i).notifyWavelengthReservation(sourceVertexList, targetVertexList, wlans.get(i));
		if (bidirectional == true){
			registeredAlgorithms.get(i).notifyWavelengthReservation(targetVertexList, sourceVertexList, wlans.get(i));
		}
	}

}
 
源代码14 项目: pulsar   文件: SinkConfigUtils.java
private static Collection<String> collectAllInputTopics(SinkConfig sinkConfig) {
    List<String> retval = new LinkedList<>();
    if (sinkConfig.getInputs() != null) {
        retval.addAll(sinkConfig.getInputs());
    }
    if (sinkConfig.getTopicToSerdeClassName() != null) {
        retval.addAll(sinkConfig.getTopicToSerdeClassName().keySet());
    }
    if (sinkConfig.getTopicsPattern() != null) {
        retval.add(sinkConfig.getTopicsPattern());
    }
    if (sinkConfig.getTopicToSchemaType() != null) {
        retval.addAll(sinkConfig.getTopicToSchemaType().keySet());
    }
    if (sinkConfig.getInputSpecs() != null) {
        retval.addAll(sinkConfig.getInputSpecs().keySet());
    }
    return retval;
}
 
@Test//a b c d e h m n p o i
public void exteriorBinaryTree3() throws Exception {
    tree = BinaryTreeUtil.getFigureTenDotOne();
    expected = new LinkedList<>(
            Arrays.asList(
                    tree,
                    tree.left,
                    tree.left.left,
                    tree.left.left.left,
                    tree.left.left.right,
                    tree.left.right.right.left,
                    tree.right.left.right.left.right,
                    tree.right.left.right.right,
                    tree.right.right.right,
                    tree.right.right,
                    tree.right)
    );

    test(expected, tree);
}
 
源代码16 项目: netbeans   文件: FindDuplicatesRefactoringPlugin.java
@Messages("WARN_HasQueries=The selected configuration contains inspections that do not provide any transformations. " +
          "No diff will be provided for code detected by such inspections. Use Source/Inspect... to perform code analysis.")
private List<MessageImpl> performSearchForPattern(final RefactoringElementsBag refactoringElements) {
    ProgressHandleWrapper w = new ProgressHandleWrapper(this, 10, 90);
    Iterable<? extends HintDescription> queries = filterQueries(refactoring.getPattern(), true);
    BatchResult candidates = BatchSearch.findOccurrences(queries, refactoring.getScope(), w, /*XXX:*/HintsSettings.getGlobalSettings());
    List<MessageImpl> problems = new LinkedList<MessageImpl>(candidates.problems);

    if (queries.iterator().hasNext()) {
        problems.add(new MessageImpl(MessageKind.WARNING, Bundle.WARN_HasQueries()));
    }
    
    prepareElements(candidates, w, refactoringElements, refactoring.isVerify(), problems);

    w.finish();

    return problems;
 }
 
源代码17 项目: arcusplatform   文件: TestAlarmSubsystemCallTree.java
@Test
public void testCallTree() {		
	List<Map<String, Object>> list = new LinkedList<Map<String,Object>>();
	CallTreeEntry entry1 = createCallTreeEntry(owner, true);
	CallTreeEntry entry2 = createCallTreeEntry(person1, true);
	CallTreeEntry entry3 = createCallTreeEntry(person2, true);
	list.addAll(ImmutableList.<Map<String,Object>>of(entry1.toMap(), entry2.toMap(), entry3.toMap()));
	replay();
		
					
	//1. owner first and enabled
	doSetAttributeForOkScenario(list, ImmutableList.<CallTreeEntry> of(entry1, entry2, entry3));
	
	
	//2. owner 2nd and enabled, OK, should fail
	Map<String, Object> removed = list.remove(0);
	list.add(1, removed);
	doSetAttributeForFailedScenario(list, "Should get an exception for account owner not first");
	
	//3. owner first and disabled, fail
	entry1.setEnabled(false);
	removed = list.remove(1);
	list.add(0, entry1.toMap());
	doSetAttributeForFailedScenario(list, "Should get an exception for owner first and disabled");		
			
}
 
源代码18 项目: hottub   文件: ListDefaults.java
@DataProvider(name="listProvider", parallel=true)
public static Object[][] listCases() {
    final List<Object[]> cases = new LinkedList<>();
    cases.add(new Object[] { Collections.emptyList() });
    cases.add(new Object[] { new ArrayList<>() });
    cases.add(new Object[] { new LinkedList<>() });
    cases.add(new Object[] { new Vector<>() });
    cases.add(new Object[] { new Stack<>() });
    cases.add(new Object[] { new CopyOnWriteArrayList<>() });
    cases.add(new Object[] { Arrays.asList() });

    List<Integer> l = Arrays.asList(42);
    cases.add(new Object[] { new ArrayList<>(l) });
    cases.add(new Object[] { new LinkedList<>(l) });
    cases.add(new Object[] { new Vector<>(l) });
    Stack<Integer> s = new Stack<>(); s.addAll(l);
    cases.add(new Object[]{s});
    cases.add(new Object[] { new CopyOnWriteArrayList<>(l) });
    cases.add(new Object[] { l });
    return cases.toArray(new Object[0][cases.size()]);
}
 
源代码19 项目: arcusplatform   文件: HubRegistrationDAOImpl.java
@Override
protected List<Object> getValues(HubRegistration entity) {	
	List<Object> values = new LinkedList<Object>();		
	  //Note this needs to be same order as defined in COLUMN_ORDER
      values.add(entity.getLastConnected());
      values.add(entity.getState()!=null?entity.getState().name():null);
      values.add(entity.getUpgradeRequestTime());
      values.add(entity.getFirmwareVersion());
      values.add(entity.getTargetVersion());
      values.add(entity.getUpgradeErrorCode());
      values.add(entity.getUpgradeErrorMessage());
      values.add(entity.getDownloadProgress());
      values.add(entity.getUpgradeErrorTime());
      log.trace("HubRegistration:Values = [{}]", values );
      return values;
}
 
源代码20 项目: netbeans   文件: IncludeInCommitAction.java
private static List<String> filterRoots (File[] roots) {
    List<String> toInclude = new LinkedList<String>();
    GitModuleConfig config = GitModuleConfig.getDefault();
    for (File root : roots) {
        String path = root.getAbsolutePath();
        if (config.isExcludedFromCommit(path)) {
            toInclude.add(path);
        }
    }
    return toInclude;
}
 
@Override
public JPopupMenu getPopupMenu() {
	JPopupMenu menu = new JPopupMenu();

	List<JMenuItem> serverItems = new LinkedList<>();
	// add server items
	for (String serverName : remoteControllers.keySet()) {

		ConfigurableController controller = remoteControllers.get(serverName);

		// if the connection to the server is established
		if (controller.getModel().getSource().isConnected()) {

			JMenuItem newItem = new JMenuItem(I18N.getGUILabel("configurable_dialog.refresh_config.server.label",
					serverName));
			newItem.setActionCommand(serverName);
			newItem.addActionListener(actionListener);
			serverItems.add(newItem);
		}
	}

	// add items to menu
	if (serverItems.size() >= 2) {
		// add the refresh all connections part only if there are at
		// least
		// two connected servers
		menu.add(allConnectionsItem);
		menu.addSeparator();
	}

	for (JMenuItem item : serverItems) {
		menu.add(item);
	}
	return menu;
}
 
源代码22 项目: gate-core   文件: CompoundFileWriter.java
/** Create the compound stream in the specified file. The file name is the
 *  entire name (no extensions are added).
 */
public CompoundFileWriter(Directory dir, String name) {
    if (dir == null)
        throw new IllegalArgumentException("Missing directory");
    if (name == null)
        throw new IllegalArgumentException("Missing name");

    directory = dir;
    fileName = name;
    ids = new HashSet();
    entries = new LinkedList();
}
 
源代码23 项目: jdk8u_jdk   文件: Introspector.java
/**
 * Returns the list of "getter" methods for the given class. The list
 * is ordered so that isXXX methods appear before getXXX methods - this
 * is for compatibility with the JavaBeans Introspector.
 */
static List<Method> getReadMethods(Class<?> clazz) {
    // return cached result if available
    List<Method> cachedResult = getCachedMethods(clazz);
    if (cachedResult != null)
        return cachedResult;

    // get list of public methods, filtering out methods that have
    // been overridden to return a more specific type.
    List<Method> methods =
        StandardMBeanIntrospector.getInstance().getMethods(clazz);
    methods = MBeanAnalyzer.eliminateCovariantMethods(methods);

    // filter out the non-getter methods
    List<Method> result = new LinkedList<Method>();
    for (Method m: methods) {
        if (isReadMethod(m)) {
            // favor isXXX over getXXX
            if (m.getName().startsWith(IS_METHOD_PREFIX)) {
                result.add(0, m);
            } else {
                result.add(m);
            }
        }
    }

    // add result to cache
    cache.put(clazz, new SoftReference<List<Method>>(result));

    return result;
}
 
源代码24 项目: spring-analysis-note   文件: UrlTagTests.java
@Test
public void createQueryStringOneParamForExsistingQueryString() throws JspException {
	List<Param> params = new LinkedList<>();
	Set<String> usedParams = new HashSet<>();

	Param param = new Param();
	param.setName("name");
	param.setValue("value");
	params.add(param);

	String queryString = tag.createQueryString(params, usedParams, false);
	assertEquals("&name=value", queryString);
}
 
源代码25 项目: SubServers-2   文件: PacketOutExRunEvent.java
private void broadcast(Object self, PacketOutExRunEvent packet) {
    if (plugin.subdata != null) {
        List<SubDataClient> clients = new LinkedList<SubDataClient>();
        clients.addAll(plugin.subdata.getClients().values());
        for (SubDataClient client : clients) {
            if (client.getHandler() == null || client.getHandler() != self) { // Don't send events about yourself to yourself
                if (client.getHandler() == null || client.getHandler().getSubData()[0] == client) { // Don't send events over subchannels
                    client.sendPacket(packet);
                }
            }
        }
    }
}
 
源代码26 项目: shardingsphere   文件: EncryptMetaDataDecorator.java
private Collection<ColumnMetaData> getEncryptColumnMetaDataList(final String tableName, final Collection<ColumnMetaData> originalColumnMetaDataList, final EncryptRule encryptRule) {
    Collection<ColumnMetaData> result = new LinkedList<>();
    Collection<String> derivedColumns = encryptRule.getAssistedQueryAndPlainColumns(tableName);
    for (ColumnMetaData each : originalColumnMetaDataList) {
        if (!derivedColumns.contains(each.getName())) {
            result.add(getEncryptColumnMetaData(tableName, each, encryptRule));
        }
    }
    return result;
}
 
源代码27 项目: hbase   文件: TestPerformanceEvaluation.java
@Test
public void testParseOptsNoThreads() {
  Queue<String> opts = new LinkedList<>();
  String cmdName = "sequentialWrite";
  try {
    PerformanceEvaluation.parseOpts(opts);
  } catch (IllegalArgumentException e) {
    System.out.println(e.getMessage());
    assertEquals("Command " + cmdName + " does not have threads number", e.getMessage());
    assertTrue(e.getCause() instanceof NoSuchElementException);
  }
}
 
源代码28 项目: Bats   文件: Node.java
public Node(OPERATOR operator, OperatorContext context)
{
  this.operator = operator;
  this.context = context;
  executorService = Executors.newSingleThreadExecutor();
  taskQueue = new LinkedList<>();

  outputs = new HashMap<>();

  descriptor = new PortMappingDescriptor();
  Operators.describe(operator, descriptor);

  endWindowDequeueTimes = new HashMap<>();
  tmb = ManagementFactory.getThreadMXBean();
  commandResponse = new LinkedBlockingQueue<>();

  metricFields = Lists.newArrayList();
  for (Field field : ReflectionUtils.getDeclaredFieldsIncludingInherited(operator.getClass())) {
    if (field.isAnnotationPresent(AutoMetric.class)) {
      metricFields.add(field);
      field.setAccessible(true);
    }
  }

  metricMethods = Maps.newHashMap();
  try {
    for (PropertyDescriptor pd : Introspector.getBeanInfo(operator.getClass()).getPropertyDescriptors()) {
      Method readMethod = pd.getReadMethod();
      if (readMethod != null) {
        AutoMetric rfa = readMethod.getAnnotation(AutoMetric.class);
        if (rfa != null) {
          metricMethods.put(pd.getName(), readMethod);
        }
      }
    }
  } catch (IntrospectionException e) {
    throw new RuntimeException("introspecting {}", e);
  }
}
 
源代码29 项目: everrest   文件: WSClient.java
public Builder(URI serverUri) {
    if (serverUri == null) {
        throw new IllegalArgumentException("Connection URI may not be null");
    }
    this.serverUri = serverUri;
    listeners = new LinkedList<>();
    channels = new LinkedList<>();
    final List<String> channelsFromUri = parseQueryString(serverUri.getRawQuery(), true).get("channel");
    if (channelsFromUri != null) {
        channels.addAll(channelsFromUri);
    }
}
 
源代码30 项目: skywalking   文件: LinkedArrayBenchmark.java
@Benchmark
public void testReusedLinked200K() {
    LinkedList<SampleData> list = new LinkedList<SampleData>();
    for (int times = 0; times < 1000; times++) {
        for (int pos = 0; pos < 200000; pos++) {
            list.add(new SampleData());
        }
        list.clear();
    }
}
 
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