Example usage for java.util List clear

List of usage examples for java.util List clear

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Introduction

In this page you can find the example usage for java.util List clear.

Prototype

void clear();

Source Link

Document

Removes all of the elements from this list (optional operation).

Usage

From source file:com.igormaznitsa.sciareto.preferences.FileHistoryManager.java

private static void fillList(@Nonnull @MustNotContainNull final String[] paths,
        @Nonnull @MustNotContainNull final List<File> list) {
    list.clear();
    for (final String s : paths) {
        if (s != null && !s.trim().isEmpty()) {
            list.add(new File(s));
        }/*from w  w  w.  jav a2s.  c o  m*/
    }
}

From source file:Main.java

public static <T> void removeWithoutUsingRemoveMethod(List<T> list, int index) {
    if (index < 0 || index >= list.size()) {
        throw new IllegalArgumentException("index out of range");
    }// w w w.  ja v a  2  s .  c  o  m
    List<T> part1 = new ArrayList<T>(list.subList(0, index));
    List<T> part2 = new ArrayList<T>(list.subList(index + 1, list.size()));
    list.clear();
    list.addAll(part1);
    list.addAll(part2);
}

From source file:automaticdatabaseupdate.FileHandler.java

/**
 *
 * @param strFilePath    - path of given file          e.g. "D:\\EGYETEM\\Szakdolgozat\\Mernoki_tervezes\\update files\\sr28upd\\ADD_NUTR.txt"
 * @param strFileType    - type of the given file      e.g. AddFood
 * @param TList          - list to fill with data      e.g. List<FileFoodStruct> ListFFS
 *//*from  w w w  .j a v  a 2  s  .co m*/
public static <T> void readFile(String strFilePath, List<T> TList, String strFileType) {
    TList.clear();

    try {

        File file = FileUtils.getFile(strFilePath);
        LineIterator iter = FileUtils.lineIterator(file);

        while (iter.hasNext()) {
            String strLine = iter.next();

            switch (strFileType) {
            case "ADD_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileFoodStruct Object = new FileFoodStruct(Integer.valueOf(strList.get(0)), strList.get(2),
                        strList.get(3), Integer.valueOf(strList.get(8)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "ADD_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileNutrientStruct Object = new FileNutrientStruct(Integer.valueOf(strList.get(0)),
                        Integer.valueOf(strList.get(1)), Double.valueOf(strList.get(2)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "ADD_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileWeightStruct Object = new FileWeightStruct(Integer.valueOf(strList.get(0)),
                        Double.valueOf(strList.get(2)), strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "CHG_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileFoodStruct Object = new FileFoodStruct(Integer.valueOf(strList.get(0)), strList.get(2),
                        strList.get(3), Integer.valueOf(strList.get(8)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "CHG_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileNutrientStruct Object = new FileNutrientStruct(Integer.valueOf(strList.get(0)),
                        Integer.valueOf(strList.get(1)), Double.valueOf(strList.get(2)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "CHG_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileWeightStruct Object = new FileWeightStruct(Integer.valueOf(strList.get(0)),
                        Double.valueOf(strList.get(2)), strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "DEL_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileFoodStruct Object = new FileFoodStruct(Integer.valueOf(strList.get(0)), strList.get(1));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "DEL_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileNutrientStruct Object = new FileNutrientStruct(Integer.valueOf(strList.get(0)),
                        Integer.valueOf(strList.get(1)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "DEL_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileWeightStruct Object = new FileWeightStruct(Integer.valueOf(strList.get(0)),
                        Double.valueOf(strList.get(2)), strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                System.out.println(Object.toString());
                break;
            }
            case "LOG_FILE": {
                ArrayList<String> strList = ParseLogFile(strLine);
                TraceMessage Object = new TraceMessage(strList.get(0), strList.get(1));
                TList.add((T) Object);
                break;
            }
            }
        }
        //System.out.println( "Total line: " + moduleCounter );
        iter.close();

    } catch (IOException ex) {
        Logger.getLogger(FileHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:Main.java

private static void getIndexSublist(int numbers, int length, List<List<Integer>> result) {

    List<List<Integer>> results = new ArrayList<>();
    results.addAll(result);/*from   w w  w.ja v  a2  s.  co  m*/

    if (result.get(0).size() == length) {
        return;
    }

    result.clear();
    for (List<Integer> one : results) {

        for (int i = 1; i < numbers; i++) {
            if (i > one.get(one.size() - 1)) {
                ArrayList<Integer> temp = new ArrayList<Integer>();
                temp.addAll(one);
                temp.add(i);
                result.add(temp);
            }
        }
    }
    getIndexSublist(numbers, length, result);
}

From source file:Deal.java

public static ArrayList<Card> dealHand(List<Card> deck, int n) {
    int deckSize = deck.size();
    List<Card> handView = deck.subList(deckSize - n, deckSize);
    ArrayList<Card> hand = new ArrayList<Card>(handView);
    handView.clear();
    return hand;//  w w  w  .  j a v a2s  .  c om
}

From source file:controllers.FileHandler.java

/**
* brief: read content of a given file to the proper list
* @param strFilePath    - path of given file          e.g. "D:\\EGYETEM\\Szakdolgozat\\Mernoki_tervezes\\update files\\sr28upd\\ADD_NUTR.txt"
* @param strFileType    - type of the given file      e.g. AddFood
* @param TList          - list to fill with data      e.g. List<FileFoodStruct> ListFFS
*//*from   ww  w.j ava  2  s  .c om*/
public static <T> void readFile(String strFilePath, List<T> TList, String strFileType) {
    TList.clear();

    try {

        File file = FileUtils.getFile(strFilePath);
        LineIterator iter = FileUtils.lineIterator(file);

        while (iter.hasNext()) {
            String strLine = iter.next();

            switch (strFileType) {
            case "ADD_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructFood Object = new FileStructFood(strList.get(0), strList.get(2), strList.get(3),
                        Integer.valueOf(strList.get(8)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "ADD_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructNutrient Object = new FileStructNutrient(strList.get(0), strList.get(1),
                        Double.valueOf(strList.get(2)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "ADD_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructWeight Object = new FileStructWeight(strList.get(0), Double.valueOf(strList.get(2)),
                        strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "CHG_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructFood Object = new FileStructFood(strList.get(0), strList.get(2), strList.get(3),
                        Integer.valueOf(strList.get(8)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "CHG_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructNutrient Object = new FileStructNutrient(strList.get(0), strList.get(1),
                        Double.valueOf(strList.get(2)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "CHG_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructWeight Object = new FileStructWeight(strList.get(0), Double.valueOf(strList.get(2)),
                        strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "DEL_FOOD": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructFood Object = new FileStructFood(strList.get(0), strList.get(1));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "DEL_NUTR": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructNutrient Object = new FileStructNutrient(strList.get(0), strList.get(1));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "DEL_WGT": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructWeight Object = new FileStructWeight(strList.get(0), Double.valueOf(strList.get(2)),
                        strList.get(3), Double.valueOf(strList.get(4)));
                TList.add((T) Object);
                //System.out.println(Object.toString());
                break;
            }
            case "ADD_NDEF": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructNutrient Object = new FileStructNutrient(strList.get(0), strList.get(1),
                        strList.get(2), strList.get(3), Integer.valueOf(strList.get(4)));
                TList.add((T) Object);
                System.out.println(strList.get(0) + " " + strList.get(1) + " " + strList.get(2) + " "
                        + strList.get(3) + " " + Integer.valueOf(strList.get(4)));
                break;
            }
            case "CHG_NDEF": {
                ArrayList<String> strList = ParseUpdateFile(strLine);
                FileStructNutrient Object = new FileStructNutrient(strList.get(0), strList.get(1),
                        strList.get(2), strList.get(3), Integer.valueOf(strList.get(4)));
                TList.add((T) Object);
                System.out.println(strList.get(0) + " " + strList.get(1) + " " + strList.get(2) + " "
                        + strList.get(3) + " " + Integer.valueOf(strList.get(4)));
                break;
            }
            case "LOG_FILE": {
                ArrayList<String> strList = ParseLogFile(strLine);
                TraceMessage Object = new TraceMessage(strList.get(0), strList.get(1));
                TList.add((T) Object);
                break;
            }
            }
        }
        iter.close();

    } catch (IOException ex) {
        Logger.getLogger(FileHandler.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        return;
    }
}

From source file:Main.java

public static void removeDuplicateWithOrder(List arlList) {
    Set set = new HashSet();
    List newList = new ArrayList();
    for (Iterator iter = arlList.iterator(); iter.hasNext();) {
        Object element = iter.next();
        if (set.add(element))
            newList.add(element);/*from   w  w w.  j  a v a2s . c o  m*/
    }
    arlList.clear();
    arlList.addAll(newList);
}

From source file:edu.uci.ics.hyracks.algebricks.core.algebra.util.OperatorManipulationUtil.java

public static ILogicalOperator eliminateSingleSubplanOverEts(SubplanOperator subplan) {
    if (subplan.getNestedPlans().size() > 1) {
        // not a single subplan
        List<Mutable<ILogicalOperator>> subInpList = subplan.getInputs();
        subInpList.clear();
        subInpList.add(new MutableObject<ILogicalOperator>(new EmptyTupleSourceOperator()));
        return subplan;
    }/*from  w ww .  j a  va2  s .  c om*/
    ILogicalPlan plan = subplan.getNestedPlans().get(0);
    if (plan.getRoots().size() > 1) {
        // not a single subplan
        List<Mutable<ILogicalOperator>> subInpList = subplan.getInputs();
        subInpList.clear();
        subInpList.add(new MutableObject<ILogicalOperator>(new EmptyTupleSourceOperator()));
        return subplan;
    }
    return plan.getRoots().get(0).getValue();
}

From source file:Main.java

public static List<Field> getPublicFields(Class<?> clazz) {
    List<Field> publicList = new ArrayList<Field>();
    List<Field> accessibleList = getAccessibleFields(clazz, Object.class);
    for (Field f : accessibleList) {
        if (Modifier.isPublic(f.getModifiers()) == true) {
            publicList.add(f);/*from  w ww. ja v a 2 s .c  om*/
        }
    }
    accessibleList.clear();
    return publicList;
}

From source file:me.StevenLawson.BukkitTelnetClient.BTC_PlayerListDecoder.java

public static final boolean checkForPlayerListMessage(final String message, final List<PlayerInfo> playerList) {
    final Matcher matcher = PLAYER_LIST_MESSAGE.matcher(message);
    if (matcher.find()) {
        final String data = matcher.group(1);
        try {/*from   w  w  w .  jav a  2s .c o m*/
            playerList.clear();

            final JSONObject json = new JSONObject(data);
            final JSONArrayIterable players = new JSONArrayIterable(json.getJSONArray("players"));
            for (JSONObject player : players) {
                final String name = getStringSafe(player, "name");
                playerList.add(new PlayerInfo(name, getStringSafe(player, "ip"),
                        getStringSafe(player, "displayName"), getStringSafe(player, "uuid"),
                        Boolean.valueOf(getStringSafe(player, "tfm.admin.isAdmin")),
                        Boolean.valueOf(getStringSafe(player, "tfm.admin.isTelnetAdmin")),
                        Boolean.valueOf(getStringSafe(player, "tfm.admin.isSeniorAdmin")),
                        getStringSafe(player, "tfm.playerdata.getTag"),
                        getStringSafe(player, "tfm.essentialsBridge.getNickname")));
            }

            Collections.sort(playerList, PlayerInfo.getComparator());

            return true;
        } catch (JSONException ex) {
        }
    }

    return false;
}