Examples with XdrOutputStream org.firebirdsql.gds.impl.wire.XdrOutputStream used on opensource projects

Example 16 with XdrOutputStream

use of org.firebirdsql.gds.impl.wire.XdrOutputStream in project jaybird by FirebirdSQL.

the class V10AsynchronousChannel method queueEvent.

@Override
public void queueEvent(EventHandle eventHandle) throws SQLException {
    if (!(eventHandle instanceof WireEventHandle))
        throw new SQLNonTransientException("Invalid event handle type: " + eventHandle.getClass().getName());
    final WireEventHandle wireEventHandle = (WireEventHandle) eventHandle;
    wireEventHandle.assignNewLocalId();
    addChannelListener(wireEventHandle);
    synchronized (database.getSynchronizationObject()) {
        try {
            if (log.isDebugEnabled()) {
                log.debug("Queue event: " + wireEventHandle);
            }
            final XdrOutputStream dbXdrOut = database.getXdrStreamAccess().getXdrOut();
            dbXdrOut.writeInt(op_que_events);
            dbXdrOut.writeInt(auxHandle);
            dbXdrOut.writeBuffer(wireEventHandle.toByteArray());
            // AST info
            dbXdrOut.writeLong(0);
            dbXdrOut.writeInt(wireEventHandle.getLocalId());
            dbXdrOut.flush();
        } catch (IOException e) {
            throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(e).toSQLException();
        }
        try {
            final GenericResponse response = database.readGenericResponse(null);
            wireEventHandle.setEventId(response.getObjectHandle());
        } catch (IOException e) {
            throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(e).toSQLException();
        }
    }
}

Example 17 with XdrOutputStream

use of org.firebirdsql.gds.impl.wire.XdrOutputStream in project jaybird by FirebirdSQL.

the class V10Database method startTransaction.

@Override
public final FbWireTransaction startTransaction(TransactionParameterBuffer tpb) throws SQLException {
    try {
        checkAttached();
        synchronized (getSynchronizationObject()) {
            try {
                final XdrOutputStream xdrOut = getXdrOut();
                xdrOut.writeInt(op_transaction);
                xdrOut.writeInt(getHandle());
                xdrOut.writeTyped(tpb);
                xdrOut.flush();
            } catch (IOException ioex) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(ioex).toSQLException();
            }
            try {
                final GenericResponse response = readGenericResponse(null);
                final FbWireTransaction transaction = protocolDescriptor.createTransaction(this, response.getObjectHandle(), TransactionState.ACTIVE);
                transactionAdded(transaction);
                return transaction;
            } catch (IOException ioex) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(ioex).toSQLException();
            }
        }
    } catch (SQLException ex) {
        exceptionListenerDispatcher.errorOccurred(ex);
        throw ex;
    }
}

Example 18 with XdrOutputStream

use of org.firebirdsql.gds.impl.wire.XdrOutputStream in project jaybird by FirebirdSQL.

the class V10Database method dropDatabase.

@Override
public final void dropDatabase() throws SQLException {
    try {
        checkAttached();
        synchronized (getSynchronizationObject()) {
            try {
                try {
                    final XdrOutputStream xdrOut = getXdrOut();
                    xdrOut.writeInt(op_drop_database);
                    xdrOut.writeInt(getHandle());
                    xdrOut.flush();
                } catch (IOException ioex) {
                    throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(ioex).toSQLException();
                }
                try {
                    readResponse(null);
                } catch (IOException ioex) {
                    throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(ioex).toSQLException();
                }
            } finally {
                try {
                    closeConnection();
                } catch (IOException e) {
                    log.debug("Ignored exception on connection close in dropDatabase()", e);
                }
            }
        }
    } catch (SQLException ex) {
        exceptionListenerDispatcher.errorOccurred(ex);
        throw ex;
    }
}

Example 19 with XdrOutputStream

use of org.firebirdsql.gds.impl.wire.XdrOutputStream in project jaybird by FirebirdSQL.

the class V10Database method sendAttachOrCreateToBuffer.

/**
 * Sends the buffer for op_attach or op_create
 *
 * @param dpb
 *         Database parameter buffer
 * @param create
 *         <code>true</code> create database, <code>false</code> only
 *         attach
 * @throws SQLException
 *         If the connection is not open
 * @throws IOException
 *         For errors writing to the connection
 */
protected final void sendAttachOrCreateToBuffer(DatabaseParameterBuffer dpb, boolean create) throws SQLException, IOException {
    final int operation = create ? op_create : op_attach;
    final XdrOutputStream xdrOut = getXdrOut();
    final Encoding filenameEncoding = getFilenameEncoding(dpb);
    xdrOut.writeInt(operation);
    // Database object ID
    xdrOut.writeInt(0);
    xdrOut.writeString(connection.getAttachObjectName(), filenameEncoding);
    dpb = ((DatabaseParameterBufferExtension) dpb).removeExtensionParams();
    xdrOut.writeTyped(dpb);
}

Example 20 with XdrOutputStream

use of org.firebirdsql.gds.impl.wire.XdrOutputStream in project jaybird by FirebirdSQL.

the class V10Database method getDatabaseInfo.

@Override
public final byte[] getDatabaseInfo(byte[] requestItems, int maxBufferLength) throws SQLException {
    // TODO Write common info request implementation shared for db, sql, transaction and blob?
    try {
        checkAttached();
        synchronized (getSynchronizationObject()) {
            try {
                final XdrOutputStream xdrOut = getXdrOut();
                xdrOut.writeInt(op_info_database);
                xdrOut.writeInt(getHandle());
                // incarnation
                xdrOut.writeInt(0);
                xdrOut.writeBuffer(requestItems);
                xdrOut.writeInt(maxBufferLength);
                xdrOut.flush();
            } catch (IOException ex) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(ex).toSQLException();
            }
            try {
                final GenericResponse genericResponse = readGenericResponse(null);
                return genericResponse.getData();
            } catch (IOException ex) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(ex).toSQLException();
            }
        }
    } catch (SQLException e) {
        exceptionListenerDispatcher.errorOccurred(e);
        throw e;
    }
}