Package org.hsqldb.lib

Examples of org.hsqldb.lib.HashSet

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     */
    Xid[] getPreparedXids() {

        Iterator it = resources.keySet().iterator();
        Xid      curXid;
        HashSet  preparedSet = new HashSet();

        while (it.hasNext()) {
            curXid = (Xid) it.next();

            if (((JDBCXAResource) resources.get(curXid)).state
                    == JDBCXAResource.XA_STATE_PREPARED) {
                preparedSet.add(curXid);
            }
        }

        return (Xid[]) preparedSet.toArray(new Xid[0]);
    }
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        if (!result) {
            return false;
        }

        HashSet set = new HashSet();

        set.addAll(selectColumnSet);
        set.addAll(insertColumnSet);
        set.addAll(updateColumnSet);
        set.addAll(referencesColumnSet);
        set.addAll(triggerColumnSet);

        for (int i = 0; i < columnMap.length; i++) {
            if (!set.contains(table.getColumn(i).getName())) {
                return false;
            }
        }

        return result;
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     */
    protected void init(int protocol) {

        // PRE:  This method is only called from the constructor
        serverState      = ServerConstants.SERVER_STATE_SHUTDOWN;
        serverConnSet    = new HashSet();
        serverId         = toString();
        serverId         = serverId.substring(serverId.lastIndexOf('.') + 1);
        serverProtocol   = protocol;
        serverProperties = ServerConfiguration.newDefaultProperties(protocol);
        logWriter        = new PrintWriter(System.out);
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     */
    public static String[] listLocalInetAddressNames() {

        InetAddress   addr;
        InetAddress[] addrs;
        HashSet       set;

        set = new HashSet();

        try {
            addr  = InetAddress.getLocalHost();
            addrs = InetAddress.getAllByName(addr.getHostAddress());

            for (int i = 0; i < addrs.length; i++) {
                set.add(addrs[i].getHostAddress());
                set.add(addrs[i].getHostName());
            }

            addrs = InetAddress.getAllByName(addr.getHostName());

            for (int i = 0; i < addrs.length; i++) {
                set.add(addrs[i].getHostAddress());
                set.add(addrs[i].getHostName());
            }
        } catch (Exception e) {}

        try {
            addr  = InetAddress.getByName(null);
            addrs = InetAddress.getAllByName(addr.getHostAddress());

            for (int i = 0; i < addrs.length; i++) {
                set.add(addrs[i].getHostAddress());
                set.add(addrs[i].getHostName());
            }

            addrs = InetAddress.getAllByName(addr.getHostName());

            for (int i = 0; i < addrs.length; i++) {
                set.add(addrs[i].getHostAddress());
                set.add(addrs[i].getHostName());
            }
        } catch (Exception e) {}

        try {
            set.add(InetAddress.getByName("loopback").getHostAddress());
            set.add(InetAddress.getByName("loopback").getHostName());
        } catch (Exception e) {}

        return (String[]) set.toArray(new String[set.size()]);
    }
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        this.setType = setType;
        this.type    = type;

        if (isDistinct) {
            this.isDistinct = true;
            distinctValues  = new HashSet();
        }

        if (setType == OpTypes.VAR_SAMP || setType == OpTypes.STDDEV_SAMP) {
            this.sample = true;
        }
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        }
    }

    void materializeSubQueries(Session session) {

        HashSet subqueryPopFlags = new HashSet();

        for (int i = 0; i < subqueries.length; i++) {
            SubQuery sq = subqueries[i];

            // VIEW working tables may be reused in a single query but they are filled only once
            if (!subqueryPopFlags.add(sq)) {
                continue;
            }

            if (!sq.isCorrelated()) {
                sq.materialise(session);
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        if (handlers.length == 0) {
            return;
        }

        HashSet           statesSet = new HashSet();
        OrderedIntHashSet typesSet  = new OrderedIntHashSet();

        for (int i = 0; i < handlers.length; i++) {
            int[] types = handlers[i].getConditionTypes();

            for (int j = 0; j < types.length; j++) {
                if (!typesSet.add(types[j])) {
                    throw Error.error(ErrorCode.X_42601);
                }
            }

            String[] states = handlers[i].getConditionStates();

            for (int j = 0; j < states.length; j++) {
                if (!statesSet.add(states[j])) {
                    throw Error.error(ErrorCode.X_42601);
                }
            }
        }
    }
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        if (cursors.length == 0) {
            return;
        }

        HashSet list = new HashSet();

        for (int i = 0; i < cursors.length; i++) {
            StatementCursor cursor = cursors[i];
            boolean         added  = list.add(cursor.getCursorName().name);

            if (!added) {
                throw Error.error(ErrorCode.X_42606,
                                  cursor.getCursorName().name);
            }
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        }
    }

    public Set getUserDefinedPropertyData() {

        Set      set = new HashSet();
        Iterator it  = meta.values().iterator();

        while (it.hasNext()) {
            Object[] row = (Object[]) it.next();

            if (((Integer) row[indexAccess]).intValue() == SET_PROPERTY) {
                set.add(row);
            }
        }

        return set;
    }
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        groupEnd     = groupBegin + select.iGroupLen;
        isGrouped    = groupBegin != groupEnd;
        isAggregated = select.isAggregated;

        if (isGrouped) {
            groups = new HashSet();
        }
    }
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