Package org.apache.jackrabbit.oak.spi.blob

Examples of org.apache.jackrabbit.oak.spi.blob.BlobStore

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    public Blob getBlob(@Nonnull String reference) {
        //Use of 'reference' here is bit overloaded. In terms of NodeStore API
        //a blob reference refers to the secure reference obtained from Blob#getReference()
        //However in SegmentStore terminology a blob is referred via 'external reference'
        //That 'external reference' would map to blobId obtained from BlobStore#getBlobId
        BlobStore blobStore = store.getBlobStore();
        if (blobStore != null) {
            String blobId = blobStore.getBlobId(reference);
            if (blobId != null) {
                return store.readBlob(blobId);
            }
            return null;
        }
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            }

            @Override
            public Oak getOak(int clusterId) throws Exception {
                MongoConnection mongo = new MongoConnection(host, port, dbName);
                BlobStore blobStore = getBlobStore();
                DocumentMK.Builder mkBuilder = new DocumentMK.Builder().
                        setMongoDB(mongo.getDB()).
                        memoryCacheSize(cacheSize).
                        setClusterId(clusterId).setLogging(false);
                if (blobStore != null) {
                    mkBuilder.setBlobStore(blobStore);
                }
                DocumentMK dmk = mkBuilder.open();
                Oak oak;
                if (useMk) {
                    oak = new Oak(new KernelNodeStore(dmk, cacheSize));
                } else {
                    oak = new Oak(dmk.getNodeStore());
                }
                return oak;
            }

            @Override
            public Oak[] setUpCluster(int n) throws Exception {
                Oak[] cluster = new Oak[n];
                kernels = new DocumentMK[cluster.length];
                for (int i = 0; i < cluster.length; i++) {
                    MongoConnection mongo = new MongoConnection(host, port, dbName);
                    BlobStore blobStore = getBlobStore();
                    DocumentMK.Builder mkBuilder = new DocumentMK.Builder().
                            setMongoDB(mongo.getDB()).
                            memoryCacheSize(cacheSize).
                            setClusterId(i).setLogging(false);
                    if (blobStore != null) {
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        }
    }

    private RecordId internalWriteStream(InputStream stream)
            throws IOException {
        BlobStore blobStore = store.getBlobStore();
        byte[] data = new byte[MAX_SEGMENT_SIZE];
        int n = ByteStreams.read(stream, data, 0, data.length);

        // Special case for short binaries (up to about 16kB):
        // store them directly as small- or medium-sized value records
        if (n < Segment.MEDIUM_LIMIT) {
            return writeValueRecord(n, data);
        } else if (blobStore != null) {
            String blobId = blobStore.writeBlob(new SequenceInputStream(
                    new ByteArrayInputStream(data, 0, n), stream));
            return writeValueRecord(blobId);
        }

        long length = n;
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    public Blob getBlob(@Nonnull String reference) {
        //Use of 'reference' here is bit overloaded. In terms of NodeStore API
        //a blob reference refers to the secure reference obtained from Blob#getReference()
        //However in SegmentStore terminology a blob is referred via 'external reference'
        //That 'external reference' would map to blobId obtained from BlobStore#getBlobId
        BlobStore blobStore = store.getBlobStore();
        if (blobStore != null) {
            String blobId = blobStore.getBlobId(reference);
            if (blobId != null) {
                return store.readBlob(blobId);
            }
            return null;
        }
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        }
    }

    private RecordId internalWriteStream(InputStream stream)
            throws IOException {
        BlobStore blobStore = store.getBlobStore();
        byte[] data = new byte[MAX_SEGMENT_SIZE];
        int n = ByteStreams.read(stream, data, 0, data.length);

        // Special case for short binaries (up to about 16kB):
        // store them directly as small- or medium-sized value records
        if (n < Segment.MEDIUM_LIMIT) {
            return writeValueRecord(n, data);
        } else if (blobStore != null) {
            String blobId = blobStore.writeBlob(new SequenceInputStream(
                    new ByteArrayInputStream(data, 0, n), stream));
            return writeValueRecord(blobId);
        }

        long length = n;
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    @Override
    @CheckForNull
    public String getReference() {
        String blobId = getBlobId();
        if (blobId != null) {
            BlobStore blobStore = getSegment().getSegmentId().getTracker().
                    getStore().getBlobStore();
            if (blobStore != null) {
                return blobStore.getReference(blobId);
            }else{
                throw new IllegalStateException("Attempt to read external blob with blobId [" + blobId + "] " +
                        "without specifying BlobStore");
            }
        }
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                fds = new FileDataStore();
                fds.setMinRecordLength(4092);
                storeDir = new File(basedir, unique);
                fds.init(storeDir.getAbsolutePath());
                configure(fds);
                BlobStore bs = new DataStoreBlobStore(fds, true, fdsCacheInMB);
                configure(bs);
                return bs;
            }

            @Override
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            @Override
            public MicroKernel getMicroKernel() {
                DataSource ds = RDBDataSourceFactory.forJdbcUrl(jdbcuri, jdbcuser, jdbcpasswd);
                DocumentMK.Builder mkBuilder = new DocumentMK.Builder().setRDBConnection(ds).memoryCacheSize(cacheSize)
                        .setLogging(false);
                BlobStore blobStore = getBlobStore();
                if (blobStore != null) {
                    mkBuilder.setBlobStore(blobStore);
                }
                return mkBuilder.open();
            }

            @Override
            public Oak getOak(int clusterId) throws Exception {
                DataSource ds = RDBDataSourceFactory.forJdbcUrl(jdbcuri, jdbcuser, jdbcpasswd);
                DocumentMK.Builder mkBuilder = new DocumentMK.Builder().setRDBConnection(ds).memoryCacheSize(cacheSize)
                        .setClusterId(clusterId).setLogging(false);
                BlobStore blobStore = getBlobStore();
                if (blobStore != null) {
                    mkBuilder.setBlobStore(blobStore);
                }
                DocumentMK dmk = mkBuilder.open();
                Oak oak;
                if (useMk) {
                    oak = new Oak(new KernelNodeStore(dmk, cacheSize));
                } else {
                    oak = new Oak(dmk.getNodeStore());
                }
                return oak;
            }

            @Override
            public Oak[] setUpCluster(int n) throws Exception {
                Oak[] cluster = new Oak[n];
                kernels = new DocumentMK[cluster.length];
                for (int i = 0; i < cluster.length; i++) {
                    BlobStore blobStore = getBlobStore();
                    DataSource ds = RDBDataSourceFactory.forJdbcUrl(jdbcuri, jdbcuser, jdbcpasswd);
                    DocumentMK.Builder mkBuilder = new DocumentMK.Builder().setRDBConnection(ds).memoryCacheSize(cacheSize)
                            .setClusterId(i).setLogging(false);
                    if (blobStore != null) {
                        mkBuilder.setBlobStore(blobStore);
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            if (useBlobStore) {
                blobStoreFixtures = new BlobStoreFixture[cluster.length];
            }

            for (int i = 0; i < cluster.length; i++) {
                BlobStore blobStore = null;
                if (useBlobStore) {
                    blobStoreFixtures[i] = BlobStoreFixture.create(base, true);
                    blobStore = blobStoreFixtures[i].setUp();
                }
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    @Test
    public void test() throws Exception {
        PersistentCache cache = new PersistentCache("target/cacheTest,size=1,-compress");
        MemoryBlobStore mem = new MemoryBlobStore();
        mem.setBlockSizeMin(100);
        BlobStore b = cache.wrapBlobStore(mem);
        Random r = new Random();
        for(int i=0; i<10000; i++) {
            byte[] data = new byte[100];
            r.nextBytes(data);
            String id = b.writeBlob(new ByteArrayInputStream(data));
            b.readBlob(id, 0, new byte[1], 0, 1);
        }
        cache.close();
    }
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Related Classes of org.apache.jackrabbit.oak.spi.blob.BlobStore

  • org.apache.jackrabbit.oak.fixture.BlobStoreFixture
  • org.apache.jackrabbit.oak.fixture.OakFixture
  • org.apache.jackrabbit.oak.fixture.OakFixture$SegmentFixture
  • org.apache.jackrabbit.oak.fixture.OakRepositoryFixture
  • org.apache.jackrabbit.oak.plugins.blob.BlobStoreHelper
  • org.apache.jackrabbit.oak.plugins.blob.cloud.CloudBlobStoreBuilder
  • org.apache.jackrabbit.oak.plugins.blob.datastore.DataStoreBlobStoreBuilder
  • org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService
  • org.apache.jackrabbit.oak.plugins.document.persistentCache.CacheTest
  • org.apache.jackrabbit.oak.plugins.segment.SegmentBlob
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