Examples with CopyDBCheckpointRequestProto org.apache.hadoop.hdds.protocol.scm.proto.InterSCMProtocolProtos.CopyDBCheckpointRequestProto used on opensource projects

Example 1 with CopyDBCheckpointRequestProto

use of org.apache.hadoop.hdds.protocol.scm.proto.InterSCMProtocolProtos.CopyDBCheckpointRequestProto in project ozone by apache.

the class InterSCMGrpcService method download.

@Override
public void download(CopyDBCheckpointRequestProto request, StreamObserver<CopyDBCheckpointResponseProto> responseObserver) {
    try {
        scm.getScmHAManager().asSCMHADBTransactionBuffer().flush();
        Table<String, TransactionInfo> transactionInfoTable = Arrays.stream(new SCMDBDefinition().getColumnFamilies()).filter(t -> t.getValueType() == TransactionInfo.class).findFirst().get().getTable(scm.getScmMetadataStore().getStore());
        TransactionInfo transactionInfo = transactionInfoTable.get(TRANSACTION_INFO_KEY);
        Preconditions.checkNotNull(transactionInfo);
        SCMGrpcOutputStream outputStream = new SCMGrpcOutputStream(responseObserver, scm.getClusterId(), BUFFER_SIZE);
        provider.writeDBCheckPointToSream(outputStream, request.getFlush());
    } catch (IOException e) {
        LOG.error("Error streaming SCM DB checkpoint", e);
        responseObserver.onError(e);
    }
}