Examples with StorageBlockReportProto org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.StorageBlockReportProto used on opensource projects

Example 1 with StorageBlockReportProto

use of org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.StorageBlockReportProto in project hadoop by apache.

the class DatanodeProtocolServerSideTranslatorPB method blockReport.

@Override
public BlockReportResponseProto blockReport(RpcController controller, BlockReportRequestProto request) throws ServiceException {
    DatanodeCommand cmd = null;
    StorageBlockReport[] report = new StorageBlockReport[request.getReportsCount()];
    int index = 0;
    for (StorageBlockReportProto s : request.getReportsList()) {
        final BlockListAsLongs blocks;
        if (s.hasNumberOfBlocks()) {
            // new style buffer based reports
            int num = (int) s.getNumberOfBlocks();
            Preconditions.checkState(s.getBlocksCount() == 0, "cannot send both blocks list and buffers");
            blocks = BlockListAsLongs.decodeBuffers(num, s.getBlocksBuffersList(), maxDataLength);
        } else {
            blocks = BlockListAsLongs.decodeLongs(s.getBlocksList(), maxDataLength);
        }
        report[index++] = new StorageBlockReport(PBHelperClient.convert(s.getStorage()), blocks);
    }
    try {
        cmd = impl.blockReport(PBHelper.convert(request.getRegistration()), request.getBlockPoolId(), report, request.hasContext() ? PBHelper.convert(request.getContext()) : null);
    } catch (IOException e) {
        throw new ServiceException(e);
    }
    BlockReportResponseProto.Builder builder = BlockReportResponseProto.newBuilder();
    if (cmd != null) {
        builder.setCmd(PBHelper.convert(cmd));
    }
    return builder.build();
}