Package org.apache.cassandra.io.compress

Examples of org.apache.cassandra.io.compress.CompressionMetadata$ChunkSerializer

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            index.put(l, writer.getFilePointer());
            writer.stream.writeLong(l);
        }
        writer.close();

        CompressionMetadata comp = CompressionMetadata.create(tmp.getAbsolutePath());
        List<Pair<Long, Long>> sections = new ArrayList<Pair<Long, Long>>();
        for (long l : valuesToCheck)
        {
            long position = index.get(l);
            sections.add(Pair.create(position, position + 8));
        }
        CompressionMetadata.Chunk[] chunks = comp.getChunksForSections(sections);

        // buffer up only relevant parts of file
        int size = 0;
        for (CompressionMetadata.Chunk c : chunks)
            size += (c.length + 4); // 4bytes CRC
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        this.sstable = sstable;

        CompressionInfo compressionInfo = null;
        if (sstable.compression)
        {
            CompressionMetadata meta = sstable.getCompressionMetadata();
            compressionInfo = new CompressionInfo(meta.getChunksForSections(sections), meta.parameters);
        }
        this.header = new FileMessageHeader(sstable.metadata.cfId,
                                            sequenceNumber,
                                            sstable.descriptor.version.toString(),
                                            estimatedKeys,
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            index.put(l, writer.getFilePointer());
            writer.stream.writeLong(l);
        }
        writer.close();

        CompressionMetadata comp = CompressionMetadata.create(tmp.getAbsolutePath());
        List<Pair<Long, Long>> sections = new ArrayList<Pair<Long, Long>>();
        for (long l : valuesToCheck)
        {
            long position = index.get(l);
            sections.add(Pair.create(position, position + 8));
        }
        CompressionMetadata.Chunk[] chunks = comp.getChunksForSections(sections);

        // buffer up only relevant parts of file
        int size = 0;
        for (CompressionMetadata.Chunk c : chunks)
            size += (c.length + 4); // 4bytes CRC
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        this.sstable = sstable;

        CompressionInfo compressionInfo = null;
        if (sstable.compression)
        {
            CompressionMetadata meta = sstable.getCompressionMetadata();
            compressionInfo = new CompressionInfo(meta.getChunksForSections(sections), meta.parameters);
        }
        this.header = new FileMessageHeader(sstable.metadata.cfId,
                                            sequenceNumber,
                                            sstable.descriptor.version.toString(),
                                            estimatedKeys,
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        this.sstable = sstable;

        CompressionInfo compressionInfo = null;
        if (sstable.compression)
        {
            CompressionMetadata meta = sstable.getCompressionMetadata();
            compressionInfo = new CompressionInfo(meta.getChunksForSections(sections), meta.parameters);
        }
        this.header = new FileMessageHeader(sstable.metadata.cfId,
                                            sequenceNumber,
                                            sstable.descriptor.version.toString(),
                                            sstable.descriptor.formatType,
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    public CompressionMetadata getCompressionMetadata()
    {
        if (!compression)
            throw new IllegalStateException(this + " is not compressed");

        CompressionMetadata cmd = ((ICompressedFile) dfile).getMetadata();

        //We need the parent cf metadata
        String cfName = metadata.isSecondaryIndex() ? metadata.getParentColumnFamilyName() : metadata.cfName;
        cmd.parameters.setLiveMetadata(Schema.instance.getCFMetaData(metadata.ksName, cfName));
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        this.sstable = sstable;

        CompressionInfo compressionInfo = null;
        if (sstable.compression)
        {
            CompressionMetadata meta = sstable.getCompressionMetadata();
            compressionInfo = new CompressionInfo(meta.getChunksForSections(sections), meta.parameters);
        }
        this.header = new FileMessageHeader(sstable.metadata.cfId,
                                            sequenceNumber,
                                            sstable.descriptor.version.toString(),
                                            estimatedKeys,
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            index.put(l, writer.getFilePointer());
            writer.stream.writeLong(l);
        }
        writer.close();

        CompressionMetadata comp = CompressionMetadata.create(tmp.getAbsolutePath());
        List<Pair<Long, Long>> sections = new ArrayList<Pair<Long, Long>>();
        for (long l : valuesToCheck)
        {
            long position = index.get(l);
            sections.add(Pair.create(position, position + 8));
        }
        CompressionMetadata.Chunk[] chunks = comp.getChunksForSections(sections);

        // buffer up only relevant parts of file
        int size = 0;
        for (CompressionMetadata.Chunk c : chunks)
            size += (c.length + 4); // 4bytes CRC
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        this.sstable = sstable;

        CompressionInfo compressionInfo = null;
        if (sstable.compression)
        {
            CompressionMetadata meta = sstable.getCompressionMetadata();
            compressionInfo = new CompressionInfo(meta.getChunksForSections(sections), meta.parameters);
        }
        this.header = new FileMessageHeader(sstable.metadata.cfId,
                sequenceNumber,
                sstable.descriptor.version.toString(),
                estimatedKeys,
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            index.put(l, writer.getFilePointer());
            writer.stream.writeLong(l);
        }
        writer.close();

        CompressionMetadata comp = CompressionMetadata.create(tmp.getAbsolutePath());
        List<Pair<Long, Long>> sections = new ArrayList<Pair<Long, Long>>();
        for (long l : valuesToCheck)
        {
            long position = index.get(l);
            sections.add(Pair.create(position, position + 8));
        }
        CompressionMetadata.Chunk[] chunks = comp.getChunksForSections(sections);

        // buffer up only relevant parts of file
        int size = 0;
        for (CompressionMetadata.Chunk c : chunks)
            size += (c.length + 4); // 4bytes CRC
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Related Classes of org.apache.cassandra.io.compress.CompressionMetadata$ChunkSerializer

  • org.apache.cassandra.cache.RefCountedMemory
  • org.apache.cassandra.io.FSReadError
  • org.apache.cassandra.io.FSWriteError
  • org.apache.cassandra.io.sstable.Descriptor
  • org.apache.cassandra.io.sstable.format.SSTableReader
  • org.apache.cassandra.io.util.Memory
  • org.apache.cassandra.streaming.compress.CompressedInputStreamTest
  • org.apache.cassandra.streaming.messages.FileMessage
  • org.apache.cassandra.streaming.messages.OutgoingFileMessage
  • org.apache.cassandra.utils.BigLongArray
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