Examples with IterationPointer com.hazelcast.internal.iteration.IterationPointer used on opensource projects

Example 21 with IterationPointer

use of com.hazelcast.internal.iteration.IterationPointer in project hazelcast by hazelcast.

the class CacheFetchEntriesOperation method writeInternal.

@Override
protected void writeInternal(ObjectDataOutput out) throws IOException {
    super.writeInternal(out);
    out.writeInt(pointers.length);
    for (IterationPointer pointer : pointers) {
        out.writeInt(pointer.getIndex());
        out.writeInt(pointer.getSize());
    }
    out.writeInt(fetchSize);
}

Example 22 with IterationPointer

use of com.hazelcast.internal.iteration.IterationPointer in project hazelcast by hazelcast.

the class CacheFetchKeysOperation method readInternal.

@Override
protected void readInternal(ObjectDataInput in) throws IOException {
    super.readInternal(in);
    int pointersCount = in.readInt();
    pointers = new IterationPointer[pointersCount];
    for (int i = 0; i < pointersCount; i++) {
        pointers[i] = new IterationPointer(in.readInt(), in.readInt());
    }
    fetchSize = in.readInt();
}

Example 23 with IterationPointer

use of com.hazelcast.internal.iteration.IterationPointer in project hazelcast by hazelcast.

the class ClientCacheIterator method fetch.

protected List fetch() {
    HazelcastClientInstanceImpl client = (HazelcastClientInstanceImpl) context.getHazelcastInstance();
    String name = cacheProxy.getPrefixedName();
    if (prefetchValues) {
        ClientMessage request = CacheIterateEntriesCodec.encodeRequest(name, encodePointers(pointers), fetchSize);
        try {
            ClientInvocation clientInvocation = new ClientInvocation(client, request, name, partitionIndex);
            ClientInvocationFuture future = clientInvocation.invoke();
            CacheIterateEntriesCodec.ResponseParameters responseParameters = CacheIterateEntriesCodec.decodeResponse(future.get());
            IterationPointer[] pointers = decodePointers(responseParameters.iterationPointers);
            setIterationPointers(responseParameters.entries, pointers);
            return responseParameters.entries;
        } catch (Exception e) {
            throw rethrow(e);
        }
    } else {
        ClientMessage request = CacheIterateCodec.encodeRequest(name, encodePointers(pointers), fetchSize);
        try {
            ClientInvocation clientInvocation = new ClientInvocation(client, request, name, partitionIndex);
            ClientInvocationFuture future = clientInvocation.invoke();
            CacheIterateCodec.ResponseParameters responseParameters = CacheIterateCodec.decodeResponse(future.get());
            IterationPointer[] pointers = decodePointers(responseParameters.iterationPointers);
            setIterationPointers(responseParameters.keys, pointers);
            return responseParameters.keys;
        } catch (Exception e) {
            throw rethrow(e);
        }
    }
}

Example 24 with IterationPointer

use of com.hazelcast.internal.iteration.IterationPointer in project hazelcast by hazelcast.

the class CacheRecordHashMap method fetchEntries.

@Override
public CacheEntriesWithCursor fetchEntries(IterationPointer[] pointers, int size) {
    List<Map.Entry<Data, CacheRecord>> entries = new ArrayList<>(size);
    IterationPointer[] newIterationPointers = fetchEntries(pointers, size, entries);
    List<Map.Entry<Data, Data>> entriesData = new ArrayList<>(entries.size());
    for (Map.Entry<Data, CacheRecord> entry : entries) {
        CacheRecord record = entry.getValue();
        Data dataValue = serializationService.toData(record.getValue());
        entriesData.add(new AbstractMap.SimpleEntry<>(entry.getKey(), dataValue));
    }
    return new CacheEntriesWithCursor(entriesData, newIterationPointers);
}

Example 25 with IterationPointer

use of com.hazelcast.internal.iteration.IterationPointer in project hazelcast by hazelcast.

the class CacheIterateMessageTask method encodeResponse.

@Override
protected ClientMessage encodeResponse(Object response) {
    if (response == null) {
        return CacheIterateCodec.encodeResponse(Collections.emptyList(), Collections.emptyList());
    }
    CacheKeysWithCursor keyIteratorResult = (CacheKeysWithCursor) response;
    IterationPointer[] pointers = keyIteratorResult.getPointers();
    return CacheIterateCodec.encodeResponse(encodePointers(pointers), keyIteratorResult.getKeys());
}