Examples with PropertyBlock org.neo4j.kernel.impl.store.record.PropertyBlock used on opensource projects

Example 11 with PropertyBlock

use of org.neo4j.kernel.impl.store.record.PropertyBlock in project neo4j by neo4j.

the class PhysicalLogCommandReaderV3_0 method readPropertyBlock.

private PropertyBlock readPropertyBlock(ReadableChannel channel) throws IOException {
    PropertyBlock toReturn = new PropertyBlock();
    // the size is stored in bytes // 1
    byte blockSize = channel.get();
    assert blockSize > 0 && blockSize % 8 == 0 : blockSize + " is not a valid block size value";
    // Read in blocks
    long[] blocks = readLongs(channel, blockSize / 8);
    assert blocks.length == blockSize / 8 : blocks.length + " longs were read in while i asked for what corresponds to " + blockSize;
    assert PropertyType.getPropertyTypeOrThrow(blocks[0]).calculateNumberOfBlocksUsed(blocks[0]) == blocks.length : blocks.length + " is not a valid number of blocks for type " + PropertyType.getPropertyTypeOrThrow(blocks[0]);
    /*
         *  Ok, now we may be ready to return, if there are no DynamicRecords. So
         *  we start building the Object
         */
    toReturn.setValueBlocks(blocks);
    /*
         * Read in existence of DynamicRecords. Remember, this has already been
         * read in the buffer with the blocks, above.
         */
    if (readDynamicRecords(channel, toReturn, PROPERTY_BLOCK_DYNAMIC_RECORD_ADDER) == -1) {
        return null;
    }
    return toReturn;
}

Example 12 with PropertyBlock

use of org.neo4j.kernel.impl.store.record.PropertyBlock in project neo4j by neo4j.

the class PhysicalLogCommandReaderV2_2_10 method readPropertyBlock.

private PropertyBlock readPropertyBlock(ReadableChannel channel) throws IOException {
    PropertyBlock toReturn = new PropertyBlock();
    // the size is stored in bytes // 1
    byte blockSize = channel.get();
    assert blockSize > 0 && blockSize % 8 == 0 : blockSize + " is not a valid block size value";
    // Read in blocks
    long[] blocks = readLongs(channel, blockSize / 8);
    assert blocks.length == blockSize / 8 : blocks.length + " longs were read in while i asked for what corresponds to " + blockSize;
    assert PropertyType.getPropertyTypeOrThrow(blocks[0]).calculateNumberOfBlocksUsed(blocks[0]) == blocks.length : blocks.length + " is not a valid number of blocks for type " + PropertyType.getPropertyTypeOrThrow(blocks[0]);
    /*
         *  Ok, now we may be ready to return, if there are no DynamicRecords. So
         *  we start building the Object
         */
    toReturn.setValueBlocks(blocks);
    /*
         * Read in existence of DynamicRecords. Remember, this has already been
         * read in the buffer with the blocks, above.
         */
    if (readDynamicRecords(channel, toReturn, PROPERTY_BLOCK_DYNAMIC_RECORD_ADDER) == -1) {
        return null;
    }
    return toReturn;
}

Example 13 with PropertyBlock

use of org.neo4j.kernel.impl.store.record.PropertyBlock in project neo4j by neo4j.

the class PhysicalLogCommandReaderV2_2_10 method readPropertyRecord.

private PropertyRecord readPropertyRecord(long id, ReadableChannel channel) throws IOException {
    // in_use(byte)+type(int)+key_indexId(int)+prop_blockId(long)+
    // prev_prop_id(long)+next_prop_id(long)
    PropertyRecord record = new PropertyRecord(id);
    // 1
    byte inUseFlag = channel.get();
    // 8
    long nextProp = channel.getLong();
    // 8
    long prevProp = channel.getLong();
    record.setNextProp(nextProp);
    record.setPrevProp(prevProp);
    boolean inUse = false;
    if ((inUseFlag & Record.IN_USE.byteValue()) == Record.IN_USE.byteValue()) {
        inUse = true;
    }
    boolean nodeProperty = true;
    if ((inUseFlag & Record.REL_PROPERTY.byteValue()) == Record.REL_PROPERTY.byteValue()) {
        nodeProperty = false;
    }
    // 8
    long primitiveId = channel.getLong();
    if (primitiveId != -1 && nodeProperty) {
        record.setNodeId(primitiveId);
    } else if (primitiveId != -1) {
        record.setRelId(primitiveId);
    }
    int nrPropBlocks = channel.get();
    assert nrPropBlocks >= 0;
    if (nrPropBlocks > 0) {
        record.setInUse(true);
    }
    while (nrPropBlocks-- > 0) {
        PropertyBlock block = readPropertyBlock(channel);
        if (block == null) {
            return null;
        }
        record.addPropertyBlock(block);
    }
    int deletedRecords = readDynamicRecords(channel, record, PROPERTY_DELETED_DYNAMIC_RECORD_ADDER);
    if (deletedRecords == -1) {
        return null;
    }
    assert deletedRecords >= 0;
    while (deletedRecords-- > 0) {
        DynamicRecord read = readDynamicRecord(channel);
        if (read == null) {
            return null;
        }
        record.addDeletedRecord(read);
    }
    if ((inUse && !record.inUse()) || (!inUse && record.inUse())) {
        throw new IllegalStateException("Weird, inUse was read in as " + inUse + " but the record is " + record);
    }
    return record;
}

Example 14 with PropertyBlock

use of org.neo4j.kernel.impl.store.record.PropertyBlock in project neo4j by neo4j.

the class NeoStoresTest method validateRel2.

private void validateRel2(long rel, DefinedProperty prop1, DefinedProperty prop2, DefinedProperty prop3, long firstNode, long secondNode, int relType) throws IOException {
    ArrayMap<Integer, Pair<DefinedProperty, Long>> props = new ArrayMap<>();
    propertyLoader.relLoadProperties(rel, newPropertyReceiver(props));
    int count = 0;
    for (int keyId : props.keySet()) {
        long id = props.get(keyId).other();
        PropertyRecord record = getRecord(pStore, id);
        PropertyBlock block = record.getPropertyBlock(props.get(keyId).first().propertyKeyId());
        DefinedProperty data = block.newPropertyData(pStore);
        if (data.propertyKeyId() == prop1.propertyKeyId()) {
            assertEquals("prop1", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals("string2", data.value());
            relAddProperty(rel, prop1.propertyKeyId(), "-string2");
        } else if (data.propertyKeyId() == prop2.propertyKeyId()) {
            assertEquals("prop2", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals(2, data.value());
            relAddProperty(rel, prop2.propertyKeyId(), -2);
        } else if (data.propertyKeyId() == prop3.propertyKeyId()) {
            assertEquals("prop3", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals(false, data.value());
            relAddProperty(rel, prop3.propertyKeyId(), true);
        } else {
            throw new IOException();
        }
        count++;
    }
    assertEquals(3, count);
    assertRelationshipData(rel, firstNode, secondNode, relType);
}

Example 15 with PropertyBlock

use of org.neo4j.kernel.impl.store.record.PropertyBlock in project neo4j by neo4j.

the class NeoStoresTest method deleteNode2.

private void deleteNode2(long node, DefinedProperty prop1, DefinedProperty prop2, DefinedProperty prop3) throws IOException {
    ArrayMap<Integer, Pair<DefinedProperty, Long>> props = new ArrayMap<>();
    propertyLoader.nodeLoadProperties(node, newPropertyReceiver(props));
    int count = 0;
    for (int keyId : props.keySet()) {
        long id = props.get(keyId).other();
        PropertyRecord record = pStore.getRecord(id, pStore.newRecord(), NORMAL);
        PropertyBlock block = record.getPropertyBlock(props.get(keyId).first().propertyKeyId());
        DefinedProperty data = block.newPropertyData(pStore);
        if (data.propertyKeyId() == prop1.propertyKeyId()) {
            assertEquals("prop1", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals("-string2", data.value());
        } else if (data.propertyKeyId() == prop2.propertyKeyId()) {
            assertEquals("prop2", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals(-2, data.value());
        } else if (data.propertyKeyId() == prop3.propertyKeyId()) {
            assertEquals("prop3", MyPropertyKeyToken.getIndexFor(keyId).name());
            assertEquals(true, data.value());
            transaction.nodeDoRemoveProperty(node, prop3);
        } else {
            throw new IOException();
        }
        count++;
    }
    assertEquals(3, count);
    CountingPropertyReceiver propertyCounter = new CountingPropertyReceiver();
    propertyLoader.nodeLoadProperties(node, propertyCounter);
    assertEquals(3, propertyCounter.count);
    assertHasRelationships(node);
    transaction.nodeDoDelete(node);
}