@Override
protected Operation prepareOperation() {
MapEntries mapEntries = new MapEntries();
for (Map.Entry<Data, Data> entry : parameters.entries) {
mapEntries.add(entry.getKey(), entry.getValue());
}
MapOperationProvider operationProvider = getMapOperationProvider(parameters.name);
return operationProvider.createPutAllOperation(parameters.name, mapEntries, false);
}
protected void addToResponses(Data key, Data response) {
if (response == null) {
return;
}
if (responses == null) {
responses = new MapEntries();
}
responses.add(new AbstractMap.SimpleImmutableEntry<Data, Data>(key, response));
}
/** {@link IMap#executeOnEntries(EntryProcessor, Predicate)} */
public void executeOnEntriesInternal(
EntryProcessor entryProcessor, Predicate predicate, List<Data> result) {
try {
OperationFactory operation =
operationProvider.createPartitionWideEntryWithPredicateOperationFactory(
name, entryProcessor, predicate);
Map<Integer, Object> results =
operationService.invokeOnAllPartitions(SERVICE_NAME, operation);
for (Object object : results.values()) {
if (object != null) {
MapEntries mapEntries = (MapEntries) object;
for (int i = 0; i < mapEntries.size(); i++) {
result.add(mapEntries.getKey(i));
result.add(mapEntries.getValue(i));
}
}
}
} catch (Throwable t) {
throw rethrow(t);
}
}
public Map executeOnKeysInternal(Set<Data> keys, EntryProcessor entryProcessor) {
// TODO: why are we not forwarding to executeOnKeysInternal(keys, entryProcessor, null) or some
// other kind of fake
// callback? now there is a lot of code duplication
Map<Object, Object> result = new HashMap<Object, Object>();
Collection<Integer> partitionsForKeys = getPartitionsForKeys(keys);
try {
OperationFactory operationFactory =
operationProvider.createMultipleEntryOperationFactory(name, keys, entryProcessor);
Map<Integer, Object> results =
operationService.invokeOnPartitions(SERVICE_NAME, operationFactory, partitionsForKeys);
for (Object object : results.values()) {
if (object != null) {
MapEntries mapEntries = (MapEntries) object;
mapEntries.putAllToMap(serializationService, result);
}
}
} catch (Throwable t) {
throw rethrow(t);
}
return result;
}
protected void getAllObjectInternal(List<Data> keys, List<Object> resultingKeyValuePairs) {
if (keys == null || keys.isEmpty()) {
return;
}
if (keys.isEmpty()) {
return;
}
Collection<Integer> partitions = getPartitionsForKeys(keys);
Map<Integer, Object> responses;
try {
OperationFactory operationFactory =
operationProvider.createGetAllOperationFactory(name, keys);
responses = operationService.invokeOnPartitions(SERVICE_NAME, operationFactory, partitions);
for (Object response : responses.values()) {
MapEntries entries = toObject(response);
for (int i = 0; i < entries.size(); i++) {
resultingKeyValuePairs.add(toObject(entries.getKey(i)));
resultingKeyValuePairs.add(toObject(entries.getValue(i)));
}
}
} catch (Exception e) {
throw rethrow(e);
}
}
/**
* This method will group all puts per partition and send a {@link
* com.hazelcast.map.impl.operation.PutAllPartitionAwareOperationFactory} per member.
*
* <p>If there are e.g. five keys for a single member, there will only be a single remote
* invocation instead of having five remote invocations.
*
* <p>There is also an optional support for batching to send smaller packages. Takes care about
* {@code null} checks for keys and values.
*/
@SuppressWarnings({"checkstyle:npathcomplexity", "UnnecessaryBoxing"})
@SuppressFBWarnings(
value = "DM_NUMBER_CTOR",
justification = "we need a shared counter object for each member per partition")
protected void putAllInternal(Map<?, ?> map) {
try {
int mapSize = map.size();
if (mapSize == 0) {
return;
}
boolean useBatching = isPutAllUseBatching(mapSize);
int partitionCount = partitionService.getPartitionCount();
int initialSize = getPutAllInitialSize(useBatching, mapSize, partitionCount);
Map<Address, List<Integer>> memberPartitionsMap = partitionService.getMemberPartitionsMap();
// init counters for batching
MutableLong[] counterPerMember = null;
Address[] addresses = null;
if (useBatching) {
counterPerMember = new MutableLong[partitionCount];
addresses = new Address[partitionCount];
for (Entry<Address, List<Integer>> addressListEntry : memberPartitionsMap.entrySet()) {
MutableLong counter = new MutableLong();
Address address = addressListEntry.getKey();
for (int partitionId : addressListEntry.getValue()) {
counterPerMember[partitionId] = counter;
addresses[partitionId] = address;
}
}
}
// fill entriesPerPartition
MapEntries[] entriesPerPartition = new MapEntries[partitionCount];
for (Entry entry : map.entrySet()) {
checkNotNull(entry.getKey(), NULL_KEY_IS_NOT_ALLOWED);
checkNotNull(entry.getValue(), NULL_VALUE_IS_NOT_ALLOWED);
Data keyData = toData(entry.getKey(), partitionStrategy);
int partitionId = partitionService.getPartitionId(keyData);
MapEntries entries = entriesPerPartition[partitionId];
if (entries == null) {
entries = new MapEntries(initialSize);
entriesPerPartition[partitionId] = entries;
}
entries.add(keyData, toData(entry.getValue()));
if (useBatching) {
long currentSize = ++counterPerMember[partitionId].value;
if (currentSize % putAllBatchSize == 0) {
List<Integer> partitions = memberPartitionsMap.get(addresses[partitionId]);
invokePutAllOperation(addresses[partitionId], partitions, entriesPerPartition);
}
}
}
// invoke operations for entriesPerPartition
for (Entry<Address, List<Integer>> entry : memberPartitionsMap.entrySet()) {
invokePutAllOperation(entry.getKey(), entry.getValue(), entriesPerPartition);
}
} catch (Exception e) {
throw rethrow(e);
}
}