Examples with ServiceParameterBuffer org.firebirdsql.gds.ServiceParameterBuffer used on opensource projects

Example 1 with ServiceParameterBuffer

use of org.firebirdsql.gds.ServiceParameterBuffer in project jaybird by FirebirdSQL.

the class JnaService method attach.

@Override
public void attach() throws SQLException {
    try {
        if (isAttached()) {
            throw new SQLException("Already attached to a service");
        }
        final ServiceParameterBuffer spb = PARAMETER_CONVERTER.toServiceParameterBuffer(connection);
        final byte[] serviceName = getEncoding().encodeToCharset(connection.getAttachUrl());
        final byte[] spbArray = spb.toBytesWithType();
        synchronized (getSynchronizationObject()) {
            try {
                clientLibrary.isc_service_attach(statusVector, (short) serviceName.length, serviceName, handle, (short) spbArray.length, spbArray);
                processStatusVector();
            } catch (SQLException ex) {
                safelyDetach();
                throw ex;
            } catch (Exception ex) {
                safelyDetach();
                // TODO Replace with specific error (eg native client error)
                throw new FbExceptionBuilder().exception(ISCConstants.isc_network_error).messageParameter(connection.getAttachUrl()).cause(ex).toSQLException();
            }
            setAttached();
            afterAttachActions();
        }
    } catch (SQLException e) {
        exceptionListenerDispatcher.errorOccurred(e);
        throw e;
    }
}

Example 2 with ServiceParameterBuffer

use of org.firebirdsql.gds.ServiceParameterBuffer in project jaybird by FirebirdSQL.

the class V10Service method attach.

@Override
public void attach() throws SQLException {
    try {
        checkConnected();
        if (isAttached()) {
            throw new SQLException("Already attached to a service");
        }
        final ServiceParameterBuffer spb = protocolDescriptor.createAttachServiceParameterBuffer(connection);
        synchronized (getSynchronizationObject()) {
            try {
                try {
                    sendAttachToBuffer(spb);
                    getXdrOut().flush();
                } catch (IOException e) {
                    throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(e).toSQLException();
                }
                try {
                    authReceiveResponse(null);
                } catch (IOException e) {
                    throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(e).toSQLException();
                }
            } catch (SQLException e) {
                safelyDetach();
                throw e;
            }
            setAttached();
            afterAttachActions();
        }
    } catch (SQLException e) {
        exceptionListenerDispatcher.errorOccurred(e);
        throw e;
    }
}

Example 3 with ServiceParameterBuffer

use of org.firebirdsql.gds.ServiceParameterBuffer in project jaybird by FirebirdSQL.

the class FBStreamingBackupManager method executeServiceRestoreOperation.

private void executeServiceRestoreOperation(FbService service, ServiceRequestBuffer srb) throws SQLException {
    try {
        service.startServiceAction(srb);
        OutputStream currentLogger = getLogger();
        ServiceRequestBuffer infoSRB = service.createServiceRequestBuffer();
        ServiceParameterBuffer infoSPB = null;
        infoSRB.addArgument(isc_info_svc_stdin);
        infoSRB.addArgument(isc_info_svc_line);
        if (this.verbose && currentLogger == null)
            throw new SQLException("Verbose mode was requested but there is no logger provided.");
        int bufferSize = BUFFER_SIZE;
        byte[] stdinBuffer = new byte[MAX_RESTORE_CHUNK];
        byte[] newLine = System.lineSeparator().getBytes();
        boolean processing = true;
        boolean sending = true;
        byte[] buffer;
        while (processing || infoSPB != null) {
            buffer = service.getServiceInfo(infoSPB, infoSRB, bufferSize);
            if (infoSPB != null && !sending) {
                infoSRB = service.createServiceRequestBuffer();
                infoSRB.addArgument(isc_info_svc_line);
            }
            infoSPB = null;
            for (int codePos = 0; codePos < buffer.length && buffer[codePos] != isc_info_end; ) {
                switch(buffer[codePos]) {
                    case isc_info_svc_stdin:
                        int requestedBytes = Math.min(iscVaxInteger(buffer, ++codePos, 4), stdinBuffer.length);
                        codePos += 4;
                        if (requestedBytes > 0) {
                            int actuallyReadBytes = restoreInputStream.read(stdinBuffer, 0, requestedBytes);
                            if (actuallyReadBytes > 0) {
                                infoSPB = service.createServiceParameterBuffer();
                                if (stdinBuffer.length == actuallyReadBytes)
                                    infoSPB.addArgument(isc_info_svc_line, stdinBuffer);
                                else
                                    infoSPB.addArgument(isc_info_svc_line, Arrays.copyOfRange(stdinBuffer, 0, actuallyReadBytes));
                            }
                            restoreInputStream.mark(2);
                            if (restoreInputStream.read() < 0)
                                sending = false;
                            else
                                restoreInputStream.reset();
                        }
                        break;
                    case isc_info_truncated:
                        bufferSize *= 2;
                        ++codePos;
                        break;
                    case isc_info_svc_line:
                        int bytesToLog = readOutput(buffer, codePos, currentLogger);
                        codePos += 3;
                        switch(bytesToLog) {
                            case DATA_NOT_READY:
                                ++codePos;
                                break;
                            case END_OF_STREAM:
                                processing = false;
                                break;
                            default:
                                codePos += bytesToLog;
                                if (currentLogger != null)
                                    currentLogger.write(newLine);
                        }
                        break;
                    case isc_info_end:
                        break;
                    default:
                        throw new SQLException("Unexpected response from service.");
                }
            }
        }
    } catch (IOException ioe) {
        throw new SQLException(ioe);
    }
}

Example 4 with ServiceParameterBuffer

use of org.firebirdsql.gds.ServiceParameterBuffer in project jaybird by FirebirdSQL.

the class V12ParameterConverter method createServiceParameterBuffer.

protected ServiceParameterBuffer createServiceParameterBuffer(WireServiceConnection connection) {
    final Encoding stringEncoding = connection.getEncodingFactory().getEncodingForFirebirdName("UTF8");
    ServiceParameterBuffer spb = new ServiceParameterBufferImp(ServiceParameterBufferImp.SpbMetaData.SPB_VERSION_2_ATTACH, stringEncoding);
    spb.addArgument(SpbItems.isc_spb_utf8_filename);
    return spb;
}