Package org.apache.cassandra.io.sstable

Examples of org.apache.cassandra.io.sstable.Descriptor.filenameFor()

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                                                         descriptor));

            // force foreign sstables to level 0
            try
            {
                if (new File(descriptor.filenameFor(Component.STATS)).exists())
                    descriptor.getMetadataSerializer().mutateLevel(descriptor, 0);
            }
            catch (IOException e)
            {
                SSTableReader.logOpenException(entry.getKey(), e);
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                                               descriptor.ksname,
                                               descriptor.cfname,
                                               fileIndexGenerator.incrementAndGet(),
                                               Descriptor.Type.FINAL);
            }
            while (new File(newDescriptor.filenameFor(Component.DATA)).exists());

            logger.info("Renaming new SSTable {} to {}", descriptor, newDescriptor);
            SSTableWriter.rename(descriptor, newDescriptor, entry.getValue());

            SSTableReader reader;
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                                         directory,
                                         keyspace.getName(),
                                         name,
                                         fileIndexGenerator.incrementAndGet(),
                                         Descriptor.Type.TEMP);
        return desc.filenameFor(Component.DATA);
    }

    /**
     * Switches the memtable iff the live memtable is the one provided
     *
 
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        // write compressed data file of longs
        File tmp = new File(File.createTempFile("cassandra", "unittest").getParent(), "ks-cf-ib-1-Data.db");
        Descriptor desc = Descriptor.fromFilename(tmp.getAbsolutePath());
        MetadataCollector collector = new MetadataCollector(new SimpleDenseCellNameType(BytesType.instance));
        CompressionParameters param = new CompressionParameters(SnappyCompressor.instance, 32, Collections.EMPTY_MAP);
        CompressedSequentialWriter writer = new CompressedSequentialWriter(tmp, desc.filenameFor(Component.COMPRESSION_INFO), param, collector);
        Map<Long, Long> index = new HashMap<Long, Long>();
        for (long l = 0L; l < 1000; l++)
        {
            index.put(l, writer.getFilePointer());
            writer.stream.writeLong(l);
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                    foundSSTable = true;
                    Descriptor descriptor = sstable.getKey();
                    StatsMetadata metadata = (StatsMetadata) descriptor.getMetadataSerializer().deserialize(descriptor, MetadataType.STATS);
                    if (metadata.sstableLevel > 0)
                    {
                        out.println("Changing level from " + metadata.sstableLevel + " to 0 on " + descriptor.filenameFor(Component.DATA));
                        descriptor.getMetadataSerializer().mutateLevel(descriptor, 0);
                    }
                    else
                    {
                        out.println("Skipped " + descriptor.filenameFor(Component.DATA) + " since it is already on level 0");
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                        out.println("Changing level from " + metadata.sstableLevel + " to 0 on " + descriptor.filenameFor(Component.DATA));
                        descriptor.getMetadataSerializer().mutateLevel(descriptor, 0);
                    }
                    else
                    {
                        out.println("Skipped " + descriptor.filenameFor(Component.DATA) + " since it is already on level 0");
                    }
                }
            }

            if (!foundSSTable)
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        MigrationManager.announceColumnFamilyUpdate(meta);

        // check
        assert cfs.indexManager.getIndexedColumns().isEmpty();
        SSTableDeletingTask.waitForDeletions();
        assert !new File(desc.filenameFor(Component.DATA)).exists();
    }

    private CFMetaData addTestCF(String ks, String cf, String comment)
    {
        CFMetaData newCFMD = new CFMetaData(ks, cf, ColumnFamilyType.Standard, UTF8Type.instance, null);
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        for (int version = 1; version <= 2; ++version)
        {
            Descriptor existing = new Descriptor(cfs.directories.getDirectoryForNewSSTables(1), "Keyspace2", "Standard1", version, false);
            Descriptor desc = new Descriptor(Directories.getBackupsDirectory(existing), "Keyspace2", "Standard1", version, false);
            for (Component c : new Component[]{ Component.DATA, Component.PRIMARY_INDEX, Component.FILTER, Component.STATS })
                assertTrue("can not find backedup file:" + desc.filenameFor(c), new File(desc.filenameFor(c)).exists());
        }
    }

    @Test
    public void testSuperSliceByNamesCommand() throws Throwable
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        for (int version = 1; version <= 2; ++version)
        {
            Descriptor existing = new Descriptor(cfs.directories.getDirectoryForNewSSTables(1), "Keyspace2", "Standard1", version, false);
            Descriptor desc = new Descriptor(Directories.getBackupsDirectory(existing), "Keyspace2", "Standard1", version, false);
            for (Component c : new Component[]{ Component.DATA, Component.PRIMARY_INDEX, Component.FILTER, Component.STATS })
                assertTrue("can not find backedup file:" + desc.filenameFor(c), new File(desc.filenameFor(c)).exists());
        }
    }

    @Test
    public void testSuperSliceByNamesCommand() throws Throwable
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                    throw new IOError(e);
                }
                continue;
            }

            File dataFile = new File(desc.filenameFor(Component.DATA));
            if (components.contains(Component.DATA) && dataFile.length() > 0)
                // everything appears to be in order... moving on.
                continue;

            // missing the DATA file! all components are orphaned
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