Examples of org.hsqldb.lib.HashSet

org.hsqldb.lib.HashSet
This class does not store null keys. @author Fred Toussi (fredt@users dot sourceforge.net) @version 1.9.0 @since 1.7.2

    }


    public static void putHashMappedList(HashMappedList object) {}


    public static HashSet getHashSet() {
        return new HashSet();
    }

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        }


        navigator.beforeFirst();


        if (table.fkMainConstraints.length > 0) {
            HashSet path = session.sessionContext.getConstraintPath();


            for (int i = 0; i < rowCount; i++) {
                navigator.next();


                Row      row  = navigator.getCurrentRow();
                Object[] data = navigator.getCurrentChangedData();


                performReferentialActions(session, table, navigator, row,
                                          data, this.updateColumnMap, path);
                path.clear();
            }


            navigator.beforeFirst();
        }

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        int rowCount = navigator.getSize();


        navigator.beforeFirst();


        if (table.fkMainConstraints.length > 0) {
            HashSet path = session.sessionContext.getConstraintPath();


            for (int i = 0; i < rowCount; i++) {
                navigator.next();


                Row row = navigator.getCurrentRow();


                performReferentialActions(session, table, navigator, row,
                                          null, null, path);
                path.clear();
            }


            navigator.beforeFirst();
        }

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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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        return (Database) databaseIDMap.get(id);
    }


    public static void shutdownDatabases(Server server, int shutdownMode) {


        HashSet    databases = (HashSet) serverMap.get(server);
        Database[] dbArray   = new Database[databases.size()];


        databases.toArray(dbArray);


        for (int i = 0; i < dbArray.length; i++) {
            dbArray[i].close(shutdownMode);
        }
    }

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    private static void deRegisterServer(Server server, Database db) {


        Iterator it = serverMap.values().iterator();


        for (; it.hasNext(); ) {
            HashSet databases = (HashSet) it.next();


            databases.remove(db);


            if (databases.isEmpty()) {
                it.remove();
            }
        }
    }

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     * Registers a server as serving a given database.
     */
    private static void registerServer(Server server, Database db) {


        if (!serverMap.containsKey(server)) {
            serverMap.put(server, new HashSet());
        }


        HashSet databases = (HashSet) serverMap.get(server);


        databases.add(db);
    }

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        Iterator it = serverMap.keySet().iterator();


        for (; it.hasNext(); ) {
            Server  server    = (Server) it.next();
            HashSet databases = (HashSet) serverMap.get(server);


            if (databases.contains(db)) {
                server.notify(ServerConstants.SC_DATABASE_SHUTDOWN,
                              db.databaseID);
            }
        }
    }

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        Iterator it = serverMap.keySet().iterator();


        for (; it.hasNext(); ) {
            Server  server    = (Server) it.next();
            HashSet databases = (HashSet) serverMap.get(server);


            if (databases.contains(db)) {
                return true;
            }
        }


        return false;

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