import org.hsqldb.rights.UserManager; //导入依赖的package包/类
public void createObjectStructures() {

        lobManager     = new LobManager(this);
        nameManager    = new HsqlNameManager(this);
        granteeManager = new GranteeManager(this);
        userManager    = new UserManager(this);
        schemaManager  = new SchemaManager(this);
        persistentStoreCollection =
            new PersistentStoreCollectionDatabase(this);
        databaseUniqueName = nameManager.newHsqlName("", false,
                SchemaObject.DATABASE);

        isReferentialIntegrity = true;
        sessionManager         = new SessionManager(this);
        collation              = Collation.newDatabaseInstance();
        dbInfo = DatabaseInformation.newDatabaseInformation(this);
        txManager              = new TransactionManager2PL(this);

        lobManager.createSchema();
        sessionManager.getSysLobSession().setSchema(SqlInvariants.LOBS_SCHEMA);
        schemaManager.setSchemaChangeTimestamp();
        schemaManager.createSystemTables();

    }
 

import org.hsqldb.rights.UserManager; //导入依赖的package包/类
/**
 *  Returns the UserManager for this Database.
 */
public UserManager getUserManager() {
    return userManager;
}
 

import org.hsqldb.rights.UserManager; //导入依赖的package包/类
/**
 * Opens this database.  The database should be opened after construction.
 * or reopened by the close(int closemode) method during a
 * "shutdown compact". Closes the log if there is an error.
 */
void reopen() {

    boolean isNew = false;

    setState(DATABASE_OPENING);

    try {
        lobManager     = new LobManager(this);
        nameManager    = new HsqlNameManager(this);
        granteeManager = new GranteeManager(this);
        userManager    = new UserManager(this);
        schemaManager  = new SchemaManager(this);
        persistentStoreCollection =
            new PersistentStoreCollectionDatabase(this);
        isReferentialIntegrity = true;
        sessionManager         = new SessionManager(this);
        collation              = collation.newDatabaseInstance();
        dbInfo = DatabaseInformation.newDatabaseInformation(this);
        txManager              = new TransactionManager2PL(this);

        lobManager.createSchema();
        sessionManager.getSysLobSession().setSchema(
            SqlInvariants.LOBS_SCHEMA);
        schemaManager.setSchemaChangeTimestamp();
        schemaManager.createSystemTables();

        // completed metadata
        logger.open();

        isNew = logger.isNewDatabase;

        if (isNew) {
            String username = urlProperties.getProperty("user", "SA");
            String password = urlProperties.getProperty("password", "");

            userManager.createFirstUser(username, password);
            schemaManager.createPublicSchema();
            logger.checkpoint(false);
        }

        lobManager.open();
        dbInfo.setWithContent(true);

        checkpointRunner = new CheckpointRunner();
        timeoutRunner    = new TimeoutRunner();
    } catch (Throwable e) {
        logger.close(Database.CLOSEMODE_IMMEDIATELY);
        logger.releaseLock();
        setState(DATABASE_SHUTDOWN);
        clearStructures();
        DatabaseManager.removeDatabase(this);

        if (!(e instanceof HsqlException)) {
            e = Error.error(ErrorCode.GENERAL_ERROR, e);
        }

        logger.logSevereEvent("could not reopen database", e);

        throw (HsqlException) e;
    }

    setState(DATABASE_ONLINE);
}
 

import org.hsqldb.rights.UserManager; //导入依赖的package包/类
/**
 * Opens this database.  The database should be opened after construction.
 * or reopened by the close(int closemode) method during a
 * "shutdown compact". Closes the log if there is an error.
 */
void reopen() {

    boolean isNew = false;

    setState(DATABASE_OPENING);

    try {
        nameManager    = new HsqlNameManager(this);
        granteeManager = new GranteeManager(this);
        userManager    = new UserManager(this);
        schemaManager  = new SchemaManager(this);
        persistentStoreCollection =
            new PersistentStoreCollectionDatabase();
        isReferentialIntegrity = true;
        sessionManager         = new SessionManager(this);
        collation              = collation.getDatabaseInstance();
        dbInfo = DatabaseInformation.newDatabaseInformation(this);
        txManager              = new TransactionManager2PL(this);

        lobManager.createSchema();
        sessionManager.getSysLobSession().setSchema(
            SqlInvariants.LOBS_SCHEMA);
        schemaManager.setSchemaChangeTimestamp();
        schemaManager.createSystemTables();

        // completed metadata
        logger.openPersistence();

        isNew = logger.isNewDatabase;

        if (isNew) {
            String username = urlProperties.getProperty("user", "SA");
            String password = urlProperties.getProperty("password", "");

            userManager.createFirstUser(username, password);
            schemaManager.createPublicSchema();
            lobManager.initialiseLobSpace();
            logger.checkpoint(false);
        }

        lobManager.open();
        dbInfo.setWithContent(true);

        checkpointRunner = new CheckpointRunner();
    } catch (Throwable e) {
        logger.closePersistence(Database.CLOSEMODE_IMMEDIATELY);
        logger.releaseLock();
        setState(DATABASE_SHUTDOWN);
        clearStructures();
        DatabaseManager.removeDatabase(this);

        if (!(e instanceof HsqlException)) {
            e = Error.error(ErrorCode.GENERAL_ERROR, e);
        }

        logger.logSevereEvent("could not reopen database", e);

        throw (HsqlException) e;
    }

    setState(DATABASE_ONLINE);
}