Examples with MutableMetaDatabase com.torodb.core.transaction.metainf.MutableMetaDatabase used on opensource projects

Example 1 with MutableMetaDatabase

use of com.torodb.core.transaction.metainf.MutableMetaDatabase in project torodb by torodb.

the class SqlWriteTorodTransaction method createCollection.

@Override
public void createCollection(String db, String collection) throws RollbackException, UserException {
    MutableMetaDatabase metaDb = getOrCreateMetaDatabase(db);
    getOrCreateMetaCollection(metaDb, collection);
}

Example 2 with MutableMetaDatabase

use of com.torodb.core.transaction.metainf.MutableMetaDatabase in project torodb by torodb.

the class SqlWriteTorodTransaction method getOrCreateMetaDatabase.

@Nonnull
protected MutableMetaDatabase getOrCreateMetaDatabase(String dbName) {
    MutableMetaSnapshot metaSnapshot = getInternalTransaction().getMetaSnapshot();
    MutableMetaDatabase metaDb = metaSnapshot.getMetaDatabaseByName(dbName);
    if (metaDb == null) {
        metaDb = createMetaDatabase(dbName);
    }
    return metaDb;
}

Example 3 with MutableMetaDatabase

use of com.torodb.core.transaction.metainf.MutableMetaDatabase in project torodb by torodb.

the class SqlWriteTorodTransaction method getMetaDatabaseOrThrowException.

@Nonnull
protected MutableMetaDatabase getMetaDatabaseOrThrowException(@Nonnull String dbName) throws DatabaseNotFoundException {
    MutableMetaSnapshot metaSnapshot = getInternalTransaction().getMetaSnapshot();
    MutableMetaDatabase metaDb = metaSnapshot.getMetaDatabaseByName(dbName);
    if (metaDb == null) {
        throw new DatabaseNotFoundException(dbName);
    }
    return metaDb;
}

Example 4 with MutableMetaDatabase

use of com.torodb.core.transaction.metainf.MutableMetaDatabase in project torodb by torodb.

the class SqlWriteTorodTransaction method dropCollection.

@Override
public void dropCollection(String db, String collection) throws RollbackException, UserException {
    MutableMetaDatabase metaDb = getMetaDatabaseOrThrowException(db);
    MutableMetaCollection metaColl = getMetaCollectionOrThrowException(metaDb, collection);
    getInternalTransaction().getBackendTransaction().dropCollection(metaDb, metaColl);
    metaDb.removeMetaCollectionByName(collection);
}

Example 5 with MutableMetaDatabase

use of com.torodb.core.transaction.metainf.MutableMetaDatabase in project torodb by torodb.

the class SqlWriteTorodTransaction method createMetaDatabase.

private MutableMetaDatabase createMetaDatabase(String dbName) {
    Preconditions.checkState(!isClosed());
    MutableMetaSnapshot metaSnapshot = getInternalTransaction().getMetaSnapshot();
    MutableMetaDatabase metaDb = metaSnapshot.addMetaDatabase(dbName, getConnection().getServer().getIdentifierFactory().toDatabaseIdentifier(metaSnapshot, dbName));
    getInternalTransaction().getBackendTransaction().addDatabase(metaDb);
    return metaDb;
}