Package org.apache.cassandra.io.util

Examples of org.apache.cassandra.io.util.RandomAccessReader.seek()

134
135
136
137
138
139
140
141
142
143
144
                    }
                    catch (Exception e)
                    {
                        logger.debug("Invalid row summary in {}; will rebuild it", sstable);
                    }
                    file.seek(this.dataStart);
                    inputWithTracker.reset(0);
                }
            }

            IndexHelper.skipBloomFilter(inputWithTracker);
View Full Code Here
260
261
262
263
264
265
266
267
268
269
270
            throw new UnsupportedOperationException();

        RandomAccessReader file = (RandomAccessReader) input;
        try
        {
            file.seek(columnPosition);
        }
        catch (IOException e)
        {
            throw new IOError(e);
        }
View Full Code Here
50
51
52
53
54
55
56
57
58
59
60
    }

    private void verifySingle(SSTableReader sstable, ByteBuffer bytes, ByteBuffer key) throws IOException
    {
        RandomAccessReader file = sstable.openDataReader(false);
        file.seek(sstable.getPosition(sstable.partitioner.decorateKey(key), SSTableReader.Operator.EQ));
        assert key.equals(ByteBufferUtil.readWithShortLength(file));
        int size = (int)SSTableReader.readRowSize(file, sstable.descriptor);
        byte[] bytes2 = new byte[size];
        file.readFully(bytes2);
        assert ByteBuffer.wrap(bytes2).equals(bytes);
View Full Code Here
87
88
89
90
91
92
93
94
95
96
97
        List<ByteBuffer> keys = new ArrayList<ByteBuffer>(map.keySet());
        Collections.shuffle(keys);
        RandomAccessReader file = sstable.openDataReader(false);
        for (ByteBuffer key : keys)
        {
            file.seek(sstable.getPosition(sstable.partitioner.decorateKey(key), SSTableReader.Operator.EQ));
            assert key.equals( ByteBufferUtil.readWithShortLength(file));
            int size = (int)SSTableReader.readRowSize(file, sstable.descriptor);
            byte[] bytes2 = new byte[size];
            file.readFully(bytes2);
            assert Arrays.equals(bytes2, map.get(key).array());
View Full Code Here
404
405
406
407
408
409
410
411
412
413
414
        }
        // verify that we do indeed have multiple index entries
        SSTableReader sstable = cfStore.getSSTables().iterator().next();
        long position = sstable.getPosition(key, SSTableReader.Operator.EQ);
        RandomAccessReader file = sstable.openDataReader(false);
        file.seek(position);
        assert ByteBufferUtil.readWithShortLength(file).equals(key.key);
        SSTableReader.readRowSize(file, sstable.descriptor);
        IndexHelper.skipBloomFilter(file);
        ArrayList<IndexHelper.IndexInfo> indexes = IndexHelper.deserializeIndex(file);
        assert indexes.size() > 2;
View Full Code Here
131
132
133
134
135
136
137
138
139
140
141
        {
            // stream each of the required sections of the file
            for (Pair<Long, Long> section : header.file.sections)
            {
                // seek to the beginning of the section
                file.seek(section.left);

                // length of the section to stream
                long length = section.right - section.left;
                // tracks write progress
                long bytesTransferred = 0;
View Full Code Here
289
290
291
292
293
294
295
296
297
298
299
                RowIndexEntry entry = sstable.getPosition(decoratedKey, SSTableReader.Operator.EQ);
                if (entry == null)
                    continue;

                dfile.seek(entry.position);
                ByteBufferUtil.readWithShortLength(dfile); // row key
                DeletionInfo deletionInfo = new DeletionInfo(DeletionTime.serializer.deserialize(dfile));

                Iterator<OnDiskAtom> atomIterator = sstable.metadata.getOnDiskIterator(dfile, sstable.descriptor.version);
                checkStream(outs);
View Full Code Here
264
265
266
267
268
269
270
271
272
273
274
                    break;

                if (logger.isDebugEnabled())
                    logger.debug("Replaying {} between {} and {}", file, offset, end);

                reader.seek(offset);

                 /* read the logs populate Mutation and apply */
                while (reader.getPosition() < end && !reader.isEOF())
                {
                    if (logger.isDebugEnabled())
View Full Code Here
87
88
89
90
91
92
93
94
95
96
97
            for (Pair<Long, Long> section : sections)
            {
                long start = validator == null ? section.left : validator.chunkStart(section.left);
                int readOffset = (int) (section.left - start);
                // seek to the beginning of the section
                file.seek(start);
                if (validator != null)
                    validator.seek(start);

                // length of the section to read
                long length = section.right - start;
View Full Code Here
116
117
118
119
120
121
122
123
124
125
126
        try
        {
            if (input instanceof RandomAccessReader)
            {
                RandomAccessReader file = (RandomAccessReader) input;
                file.seek(this.dataStart);
                if (dataStart + dataSize > file.length())
                    throw new IOException(String.format("dataSize of %s starting at %s would be larger than file %s length %s",
                                          dataSize, dataStart, file.getPath(), file.length()));
                if (checkData && !dataVersion.hasPromotedIndexes)
                {
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.