Java Code Examples for java.util.ListIterator#next()

The following examples show how to use java.util.ListIterator#next() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
public synchronized void remove (String pkey, AuthCacheValue entry) {
    LinkedList<AuthCacheValue> list = hashtable.get (pkey);
    if (list == null) {
        return;
    }
    if (entry == null) {
        list.clear();
        return;
    }
    ListIterator<AuthCacheValue> iter = list.listIterator ();
    while (iter.hasNext()) {
        AuthenticationInfo inf = (AuthenticationInfo)iter.next();
        if (entry.equals(inf)) {
            iter.remove ();
        }
    }
}
 
Example 2
/**
 * Returns the unioned {@link #getVisualBounds(IContentPart) bounds} of all
 * target parts.
 *
 * @param targetParts
 * @return the unioned visual bounds of all target parts
 */
private Rectangle getSelectionBounds(
		List<IContentPart<? extends Node>> targetParts) {
	if (targetParts.isEmpty()) {
		throw new IllegalArgumentException("No target parts given.");
	}

	Rectangle bounds = getVisualBounds(targetParts.get(0));
	if (targetParts.size() == 1) {
		return bounds;
	}

	ListIterator<IContentPart<? extends Node>> iterator = targetParts
			.listIterator(1);
	while (iterator.hasNext()) {
		IContentPart<? extends Node> cp = iterator.next();
		if (bounds == null) {
			bounds = getVisualBounds(cp);
		} else {
			bounds.union(getVisualBounds(cp));
		}
	}
	return bounds;
}
 
Example 3
public static byte[] getContentBytesFromPdfObject(PdfObject object) throws IOException {
	switch (object.type()) {
	case PdfObject.INDIRECT:
		return getContentBytesFromPdfObject(PdfReader.getPdfObject(object));
	case PdfObject.STREAM:
		return PdfReader.getStreamBytes((PRStream) PdfReader.getPdfObject(object));
	case PdfObject.ARRAY:
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		ListIterator<PdfObject> iter = ((PdfArray) object).listIterator();
		while (iter.hasNext()) {
			PdfObject element = iter.next();
			baos.write(getContentBytesFromPdfObject(element));
		}
		return baos.toByteArray();
	default:
		throw new IllegalStateException("Unsupported type: " + object.getClass().getCanonicalName());
	}
}
 
Example 4
Source Project: ion-java   File: IonDatagramLite.java    License: Apache License 2.0 6 votes vote down vote up
public IonValue systemGet(int index) throws IndexOutOfBoundsException
{
    ListIterator<IonValue> iterator = systemIterator();
    IonValue value = null;

    if (index < 0) {
        throw new IndexOutOfBoundsException(""+index);
    }

    int ii;
    for (ii=0; ii<=index; ii++) {
        if (!iterator.hasNext()) {
            throw new IndexOutOfBoundsException(""+index);
        }
        value = iterator.next();
    }
    return value;
}
 
Example 5
/**
 * Inserts timestamps in order into a linked list.
 * If timestamps arrive in order (as in case of using the RocksDB state backend) this is just
 * an append with O(1).
 */
private void insertToSortedList(Long recordTimestamp) {
	ListIterator<Long> listIterator = sortedTimestamps.listIterator(sortedTimestamps.size());
	boolean isContinue = true;
	while (listIterator.hasPrevious() && isContinue) {
		Long timestamp = listIterator.previous();
		if (recordTimestamp >= timestamp) {
			listIterator.next();
			listIterator.add(recordTimestamp);
			isContinue = false;
		}
	}

	if (isContinue) {
		sortedTimestamps.addFirst(recordTimestamp);
	}
}
 
Example 6
public void addNewData(List<MessageBean> newValue) {

        if (newValue == null || newValue.size() == 0) {
            return;
        }

        this.bean.addAll(0, newValue);

        // remove duplicate null flag, [x,y,null,null,z....]

        ListIterator<MessageBean> listIterator = this.bean.listIterator();

        boolean isLastItemNull = false;
        while (listIterator.hasNext()) {
            MessageBean msg = listIterator.next();
            if (msg == null) {
                if (isLastItemNull) {
                    listIterator.remove();
                }
                isLastItemNull = true;
            } else {
                isLastItemNull = false;
            }
        }
    }
 
Example 7
Source Project: WMRouter   File: PriorityList.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * 添加Item并指定优先级
 */
public boolean addItem(T item, int priority) {
    Node<T> node = new Node<>(item, priority);
    if (mList.isEmpty()) {
        mList.add(node);
        return true;
    }
    // 插入排序,list中的priority从大到小排列
    ListIterator<Node<T>> iterator = mList.listIterator();
    while (iterator.hasNext()) {
        Node<T> next = iterator.next();
        if (next.priority < priority) {
            iterator.previous();
            iterator.add(node);
            return true;
        }
    }
    mList.addLast(node);
    return true;
}
 
Example 8
/**
 * Prunes the given list of hypothesis. All hypothesis with an upper utility bound less than the
 * parameter minUtility is pruned.
 */
public LinkedList<Hypothesis> prune(LinkedList<Hypothesis> hypoList, double minUtility, double totalWeight,
		double totalPositiveWeight, double delta_p) {
	double delta_hp = delta_p / hypoList.size();
	ListIterator<Hypothesis> it = hypoList.listIterator();
	while (it.hasNext()) {
		Hypothesis hypo = it.next();
		double upperBound = theUtility.getUpperBound(totalWeight, totalPositiveWeight, hypo, delta_hp);
		if (upperBound < minUtility) {
			it.remove();
		}
	}
	return hypoList;
}
 
Example 9
Source Project: jbse   File: State.java    License: GNU General Public License v3.0 5 votes vote down vote up
/**
 * Returns the path condition clauses that have been pushed since
 * the last call of {@link #resetLastPathConditionClauses()}. Used to determine
 * how many clauses have not yet been sent to the decision procedure.
 * 
 * @return a read-only {@link Iterable}{@code <}{@link Clause}{@code >} 
 * representing all the {@link Clause}s cumulated in {@code this}. 
 * It is valid until {@code this} is modified, or {@link #resetLastPathConditionClauses()}
 * is invoked.
 */
public Iterable<Clause> getLastPathConditionPushedClauses() {
    return () -> {
        final ListIterator<Clause> it = this.pathCondition.getClauses().listIterator();
        final int fwdEnd = this.pathCondition.getClauses().size() - this.nPushedClauses;
        for (int i = 1; i <= fwdEnd; ++i) {
            it.next();
        }
        return it;
    };
}
 
Example 10
@Override
@SuppressWarnings("unchecked") // Safe casts assuming clone() works correctly
public Object clone() {
    try {
        ReverseState clonedState = (ReverseState) super.clone();

        /* clone checkers, if cloneable */
        clonedState.userCheckers =
                    (ArrayList<PKIXCertPathChecker>)userCheckers.clone();
        ListIterator<PKIXCertPathChecker> li =
                    clonedState.userCheckers.listIterator();
        while (li.hasNext()) {
            PKIXCertPathChecker checker = li.next();
            if (checker instanceof Cloneable) {
                li.set((PKIXCertPathChecker)checker.clone());
            }
        }

        /* make copy of name constraints */
        if (nc != null) {
            clonedState.nc = (NameConstraintsExtension) nc.clone();
        }

        /* make copy of policy tree */
        if (rootNode != null) {
            clonedState.rootNode = rootNode.copyTree();
        }

        return clonedState;
    } catch (CloneNotSupportedException e) {
        throw new InternalError(e.toString(), e);
    }
}
 
Example 11
public void testModificationViaListIteratorRemove()
{
	ListIterator<String> it = list.listIterator();
	it.next();
	it.remove();
	assertTrue(list.isModified());
}
 
Example 12
Source Project: jcypher   File: CompareUtil.java    License: Apache License 2.0 5 votes vote down vote up
@SuppressWarnings("rawtypes")
public static boolean equalsAddresses(List addresses1, List addresses2) {
	 if (addresses1 == addresses2)
            return true;

        ListIterator e1 = addresses1.listIterator();
        ListIterator e2 = addresses2.listIterator();
        while (e1.hasNext() && e2.hasNext()) {
        	Object o1 = e1.next();
        	Object o2 = e2.next();
            if (!(o1==null ? o2==null : equalsAddress((Address)o1, (Address)o2)))
                return false;
        }
        return !(e1.hasNext() || e2.hasNext());
}
 
Example 13
Source Project: Aria   File: UnixFTPEntryParser.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Preparse the list to discard "total nnn" lines
 */
@Override public List<String> preParse(List<String> original) {
  ListIterator<String> iter = original.listIterator();
  while (iter.hasNext()) {
    String entry = iter.next();
    if (entry.matches("^total \\d+$")) { // NET-389
      iter.remove();
    }
  }
  return original;
}
 
Example 14
Source Project: joshua   File: AlignedSourceTokens.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * shifts each item in the LinkedList by <shift>.
 * Only applies to items larger than <start>
 */
void shiftBy(int start, int shift) {
  if (!isFinal && !isNull) {
    final ListIterator<Integer> it = this.listIterator();
    while (it.hasNext()) {
      final int x = it.next();
      if (x > start) {
        it.set(x + shift);
      }
    }
  }
}
 
Example 15
Source Project: swift-t   File: ICTree.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Remove statements by object identity
 * @param stmts
 */
public void removeStatements(Set<? extends Statement> stmts) {
  ListIterator<Statement> it = this.statementIterator();
  while (it.hasNext()) {
    Statement stmt = it.next();
    if (stmts.contains(stmt)) {
      it.remove();
    }
  }
}
 
Example 16
Source Project: jdk8u_jdk   File: Remove.java    License: GNU General Public License v2.0 5 votes vote down vote up
public static
void main(String[] args) {
    LinkedList list = new LinkedList();
    ListIterator e = list.listIterator();
    Object o = new Integer(1);
    e.add(o);
    e.previous();
    e.next();
    e.remove();
    e.add(o);
    if (!o.equals(list.get(0)))
        throw new RuntimeException("LinkedList ListIterator remove failed.");
}
 
Example 17
Source Project: jphp   File: ExprGenerator.java    License: Apache License 2.0 5 votes vote down vote up
protected void processSwitch(SwitchStmtToken result, ListIterator<Token> iterator){
    analyzer.addScope(false).setLevelForGoto(true);

    result.setValue(getInBraces(BraceExprToken.Kind.SIMPLE, iterator));
    if (result.getValue() == null)
        unexpectedToken(iterator);

    BodyStmtToken body = analyzer.generator(BodyGenerator.class).getToken(
            nextToken(iterator), iterator, false, false, EndswitchStmtToken.class
    );
    List<CaseStmtToken> cases = new ArrayList<CaseStmtToken>();
    for(ExprStmtToken instruction : body.getInstructions()){
        if (instruction.isSingle()){
            Token token = instruction.getSingle();
            if (token instanceof CaseStmtToken){
                cases.add((CaseStmtToken)token);
                if (token instanceof DefaultStmtToken){
                    if (result.getDefaultCase() != null)
                        unexpectedToken(token);
                    result.setDefaultCase((DefaultStmtToken)token);
                }
            } else
                unexpectedToken(token);
        } else
            unexpectedToken(instruction.getSingle());
    }

    if (body.isAlternativeSyntax())
        iterator.next();

    result.setCases(cases);
    result.setLocal(analyzer.removeScope().getVariables());
}
 
Example 18
/**
 * Releases for normal dispatching to the current focus owner all
 * KeyEvents which were enqueued because of a call to
 * <code>enqueueKeyEvents</code> with the same timestamp and Component.
 * If the given timestamp is less than zero, the outstanding enqueue
 * request for the given Component with the <b>oldest</b> timestamp (if
 * any) should be cancelled.
 *
 * @param after the timestamp specified in the call to
 *        <code>enqueueKeyEvents</code>, or any value &lt; 0
 * @param untilFocused the Component specified in the call to
 *        <code>enqueueKeyEvents</code>
 * @see #enqueueKeyEvents
 * @see #discardKeyEvents
 */
protected synchronized void dequeueKeyEvents(long after,
                                             Component untilFocused) {
    if (untilFocused == null) {
        return;
    }

    if (focusLog.isLoggable(PlatformLogger.Level.FINER)) {
        focusLog.finer("Dequeue at {0} for {1}",
                   after, untilFocused);
    }

    TypeAheadMarker marker;
    ListIterator<TypeAheadMarker> iter = typeAheadMarkers.listIterator
        ((after >= 0) ? typeAheadMarkers.size() : 0);

    if (after < 0) {
        while (iter.hasNext()) {
            marker = iter.next();
            if (marker.untilFocused == untilFocused)
            {
                iter.remove();
                return;
            }
        }
    } else {
        while (iter.hasPrevious()) {
            marker = iter.previous();
            if (marker.untilFocused == untilFocused &&
                marker.after == after)
            {
                iter.remove();
                return;
            }
        }
    }
}
 
Example 19
Source Project: jphp   File: ConstGenerator.java    License: Apache License 2.0 4 votes vote down vote up
@Override
@SuppressWarnings("unchecked")
public ConstStmtToken getToken(Token current, ListIterator<Token> iterator) {
    if (current instanceof ConstStmtToken){
        ConstStmtToken result = (ConstStmtToken)current;

        Token prev = null;
        if (analyzer.getClazz() == null)
            result.setNamespace(analyzer.getNamespace());

        while (true) {
            Token next = analyzer.getClazz() == null ? nextToken(iterator) : nextTokenSensitive(iterator, ClassStmtToken.class);

            if (next instanceof NameToken){
                if (next instanceof FulledNameToken && !((FulledNameToken) next).isProcessed(NamespaceUseStmtToken.UseType.CONSTANT))
                    unexpectedToken(next, TokenType.T_STRING);

                Token token = nextToken(iterator);
                if (!(token instanceof AssignExprToken))
                    unexpectedToken(token, "=");

                ExprStmtToken value = analyzer.generator(SimpleExprGenerator.class)
                    .getToken(nextToken(iterator), iterator, Separator.COMMA_OR_SEMICOLON, null);
                if (!isBreak(iterator.previous())){
                    iterator.next();
                }
                if (value == null)
                    unexpectedToken(iterator.previous());

                result.add((NameToken)next, value);
            } else if (next instanceof CommaToken){
                if (prev instanceof CommaToken)
                    unexpectedToken(next);
                prev = next;
            } else if (isBreak(next)){
                break;
            } else
                unexpectedToken(next, TokenType.T_STRING);
        }
        return result;
    }
    return null;
}
 
Example 20
Source Project: onos   File: BgpPrefixLSIdentifier.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public int compareTo(Object o) {
    if (this.equals(o)) {
        return 0;
    }
    int result = this.localNodeDescriptors.compareTo(((BgpPrefixLSIdentifier) o).localNodeDescriptors);
    boolean tlvFound = false;
    if (result != 0) {
        return result;
    } else {
        int countOtherSubTlv = ((BgpPrefixLSIdentifier) o).prefixDescriptor.size();
        int countObjSubTlv = prefixDescriptor.size();
        if (countOtherSubTlv != countObjSubTlv) {
            if (countOtherSubTlv > countObjSubTlv) {
                return 1;
            } else {
                return -1;
            }
        }

        ListIterator<BgpValueType> listIterator = prefixDescriptor.listIterator();
        while (listIterator.hasNext()) {
            BgpValueType tlv1 = listIterator.next();
            for (BgpValueType tlv : ((BgpPrefixLSIdentifier) o).prefixDescriptor) {
                if (tlv.getType() == tlv1.getType()) {
                    result = prefixDescriptor.get(prefixDescriptor.indexOf(tlv1)).compareTo(
                            ((BgpPrefixLSIdentifier) o).prefixDescriptor
                                    .get(((BgpPrefixLSIdentifier) o).prefixDescriptor.indexOf(tlv)));
                    if (result != 0) {
                        return result;
                    }
                    tlvFound = true;
                    break;
                }
            }
            if (!tlvFound) {
                return 1;
            }
        }
    }
    return 0;
}