Ejemplo n.º 1
0
        public virtual short GetBlockReplication()
        {
            // BlockCollection
            short max = GetFileReplication(Org.Apache.Hadoop.Hdfs.Server.Namenode.Snapshot.Snapshot
                                           .CurrentStateId);
            FileWithSnapshotFeature sf = this.GetFileWithSnapshotFeature();

            if (sf != null)
            {
                short maxInSnapshot = sf.GetMaxBlockRepInDiffs();
                if (sf.IsCurrentFileDeleted())
                {
                    return(maxInSnapshot);
                }
                max = maxInSnapshot > max ? maxInSnapshot : max;
            }
            return(max);
        }
Ejemplo n.º 2
0
        public sealed override ContentSummaryComputationContext ComputeContentSummary(ContentSummaryComputationContext
                                                                                      summary)
        {
            ContentCounts           counts = summary.GetCounts();
            FileWithSnapshotFeature sf     = GetFileWithSnapshotFeature();
            long fileLen = 0;

            if (sf == null)
            {
                fileLen = ComputeFileSize();
                counts.AddContent(Content.File, 1);
            }
            else
            {
                FileDiffList diffs = sf.GetDiffs();
                int          n     = diffs.AsList().Count;
                counts.AddContent(Content.File, n);
                if (n > 0 && sf.IsCurrentFileDeleted())
                {
                    fileLen = diffs.GetLast().GetFileSize();
                }
                else
                {
                    fileLen = ComputeFileSize();
                }
            }
            counts.AddContent(Content.Length, fileLen);
            counts.AddContent(Content.Diskspace, StoragespaceConsumed());
            if (GetStoragePolicyID() != BlockStoragePolicySuite.IdUnspecified)
            {
                BlockStoragePolicy bsp = summary.GetBlockStoragePolicySuite().GetPolicy(GetStoragePolicyID
                                                                                            ());
                IList <StorageType> storageTypes = bsp.ChooseStorageTypes(GetFileReplication());
                foreach (StorageType t in storageTypes)
                {
                    if (!t.SupportTypeQuota())
                    {
                        continue;
                    }
                    counts.AddTypeSpace(t, fileLen);
                }
            }
            return(summary);
        }