Examples with FbExceptionBuilder org.firebirdsql.gds.ng.FbExceptionBuilder used on opensource projects

Example 36 with FbExceptionBuilder

use of org.firebirdsql.gds.ng.FbExceptionBuilder in project jaybird by FirebirdSQL.

the class V13WireOperations method tryKnownServerKeys.

private void tryKnownServerKeys() throws IOException, SQLException {
    boolean initializedEncryption = false;
    SQLExceptionChainBuilder<SQLException> chainBuilder = new SQLExceptionChainBuilder<>();
    for (KnownServerKey.PluginSpecificData pluginSpecificData : getPluginSpecificData()) {
        EncryptionIdentifier encryptionIdentifier = pluginSpecificData.getEncryptionIdentifier();
        EncryptionPluginSpi currentEncryptionSpi = SUPPORTED_ENCRYPTION_PLUGINS.get(encryptionIdentifier);
        if (currentEncryptionSpi == null) {
            continue;
        }
        try (CryptSessionConfig cryptSessionConfig = getCryptSessionConfig(encryptionIdentifier, pluginSpecificData.getSpecificData())) {
            EncryptionPlugin encryptionPlugin = currentEncryptionSpi.createEncryptionPlugin(cryptSessionConfig);
            EncryptionInitInfo encryptionInitInfo = encryptionPlugin.initializeEncryption();
            if (encryptionInitInfo.isSuccess()) {
                enableEncryption(encryptionInitInfo);
                clearServerKeys();
                initializedEncryption = true;
                log.debug("Wire encryption established with " + encryptionIdentifier);
                break;
            } else {
                chainBuilder.append(encryptionInitInfo.getException());
            }
        } catch (SQLException e) {
            chainBuilder.append(e);
        }
    }
    if (!initializedEncryption && getAttachProperties().getWireCryptAsEnum() == WireCrypt.REQUIRED) {
        FbExceptionBuilder exceptionBuilder = new FbExceptionBuilder().nonTransientException(ISCConstants.isc_wirecrypt_incompatible);
        if (chainBuilder.hasException()) {
            exceptionBuilder.cause(chainBuilder.getException());
        }
        throw exceptionBuilder.toFlatSQLException();
    }
    if (chainBuilder.hasException()) {
        SQLException current = chainBuilder.getException();
        if (log.isWarnEnabled()) {
            log.warn(initializedEncryption ? "Wire encryption established, but some plugins failed; see other loglines for details" : "No wire encryption established because of errors");
            log.warn("Encryption plugin failed; see debug level for stacktraces:\n" + ExceptionHelper.collectAllMessages(current));
        }
        if (log.isDebugEnabled()) {
            do {
                log.debug("Encryption plugin failed", current);
            } while ((current = current.getNextException()) != null);
        }
    }
}

Example 37 with FbExceptionBuilder

use of org.firebirdsql.gds.ng.FbExceptionBuilder in project jaybird by FirebirdSQL.

the class V10AsynchronousChannel method cancelEvent.

@Override
public void cancelEvent(EventHandle eventHandle) throws SQLException {
    if (!(eventHandle instanceof WireEventHandle))
        throw new SQLNonTransientException("Invalid event handle type: " + eventHandle.getClass().getName());
    final WireEventHandle wireEventHandle = (WireEventHandle) eventHandle;
    removeChannelListener(wireEventHandle);
    synchronized (database.getSynchronizationObject()) {
        try {
            final XdrOutputStream dbXdrOut = database.getXdrStreamAccess().getXdrOut();
            dbXdrOut.writeInt(op_cancel_events);
            dbXdrOut.writeInt(database.getHandle());
            dbXdrOut.writeInt(wireEventHandle.getLocalId());
            dbXdrOut.flush();
        } catch (IOException e) {
            throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(e).toSQLException();
        }
        try {
            database.readGenericResponse(null);
        } catch (IOException e) {
            throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(e).toSQLException();
        }
    }
}

Example 38 with FbExceptionBuilder

use of org.firebirdsql.gds.ng.FbExceptionBuilder 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 39 with FbExceptionBuilder

use of org.firebirdsql.gds.ng.FbExceptionBuilder in project jaybird by FirebirdSQL.

the class V10AsynchronousChannel method connect.

@Override
public void connect(String hostName, int portNumber, int auxHandle) throws SQLException {
    if (isConnected())
        throw new SQLException("Asynchronous channel already established");
    this.auxHandle = auxHandle;
    try {
        socketChannel = SocketChannel.open();
        socketChannel.socket().setTcpNoDelay(true);
        SocketAddress socketAddress = new InetSocketAddress(hostName, portNumber);
        socketChannel.connect(socketAddress);
        socketChannel.configureBlocking(false);
    } catch (IOException ex) {
        throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(ex).toSQLException();
    }
}

Example 40 with FbExceptionBuilder

use of org.firebirdsql.gds.ng.FbExceptionBuilder in project jaybird by FirebirdSQL.

the class V10InputBlob method getSegment.

@Override
public byte[] getSegment(final int sizeRequested) throws SQLException {
    try {
        if (sizeRequested <= 0) {
            throw new FbExceptionBuilder().exception(jb_blobGetSegmentNegative).messageParameter(sizeRequested).toSQLException();
        }
        // TODO Is this actually a real limitation, or are larger sizes possible?
        int actualSize = 2 + Math.min(sizeRequested, getMaximumSegmentSize());
        synchronized (getSynchronizationObject()) {
            checkDatabaseAttached();
            checkTransactionActive();
            checkBlobOpen();
            final GenericResponse response;
            final FbWireDatabase database = getDatabase();
            try {
                final XdrOutputStream xdrOut = database.getXdrStreamAccess().getXdrOut();
                xdrOut.writeInt(op_get_segment);
                xdrOut.writeInt(getHandle());
                xdrOut.writeInt(actualSize);
                // length of segment send buffer (always 0 in get)
                xdrOut.writeInt(0);
                xdrOut.flush();
            } catch (IOException e) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_write_err).cause(e).toSQLException();
            }
            try {
                response = database.readGenericResponse(null);
                // TODO Meaning of 2
                if (response.getObjectHandle() == 2) {
                    // TODO what if I seek on a stream blob?
                    setEof();
                }
            } catch (IOException e) {
                throw new FbExceptionBuilder().exception(ISCConstants.isc_net_read_err).cause(e).toSQLException();
            }
            final byte[] responseBuffer = response.getData();
            if (responseBuffer.length == 0) {
                return responseBuffer;
            }
            final ByteArrayOutputStream bos = new ByteArrayOutputStream(actualSize);
            int position = 0;
            while (position < responseBuffer.length) {
                final int segmentLength = iscVaxInteger2(responseBuffer, position);
                position += 2;
                bos.write(responseBuffer, position, segmentLength);
                position += segmentLength;
            }
            return bos.toByteArray();
        }
    } catch (SQLException e) {
        exceptionListenerDispatcher.errorOccurred(e);
        throw e;
    }
}