protected Set<Data> keySetInternal() {
final NodeEngine nodeEngine = getNodeEngine();
try {
Map<Integer, Object> results =
nodeEngine
.getOperationService()
.invokeOnAllPartitions(
CollectionService.SERVICE_NAME,
new MultiMapOperationFactory(proxyId, OperationFactoryType.KEY_SET));
Set<Data> keySet = new HashSet<Data>();
for (Object result : results.values()) {
if (result == null) {
continue;
}
CollectionResponse response = nodeEngine.toObject(result);
if (response.getCollection() != null) {
keySet.addAll(response.getCollection());
}
}
return keySet;
} catch (Throwable throwable) {
throw ExceptionUtil.rethrow(throwable);
}
}
public int size() {
final NodeEngine nodeEngine = getNodeEngine();
try {
Map<Integer, Object> results =
nodeEngine
.getOperationService()
.invokeOnAllPartitions(
CollectionService.SERVICE_NAME,
new MultiMapOperationFactory(proxyId, OperationFactoryType.SIZE));
int size = 0;
for (Object obj : results.values()) {
if (obj == null) {
continue;
}
Integer result = nodeEngine.toObject(obj);
size += result;
}
return size;
} catch (Throwable throwable) {
throw ExceptionUtil.rethrow(throwable);
}
}
protected boolean containsInternal(Data key, Data value) {
final NodeEngine nodeEngine = getNodeEngine();
try {
Map<Integer, Object> results =
nodeEngine
.getOperationService()
.invokeOnAllPartitions(
CollectionService.SERVICE_NAME,
new MultiMapOperationFactory(proxyId, OperationFactoryType.CONTAINS, key, value));
for (Object obj : results.values()) {
if (obj == null) {
continue;
}
Boolean result = nodeEngine.toObject(obj);
if (result) {
return true;
}
}
return false;
} catch (Throwable throwable) {
throw ExceptionUtil.rethrow(throwable);
}
}