Examples with InvocationFuture com.hazelcast.spi.impl.operationservice.impl.InvocationFuture used on opensource projects

Example 6 with InvocationFuture

use of com.hazelcast.spi.impl.operationservice.impl.InvocationFuture in project hazelcast by hazelcast.

the class MemberSchemaService method searchClusterAsync.

private CompletableFuture<Schema> searchClusterAsync(long schemaId, Iterator<Member> iterator, OperationService operationService) {
    if (!iterator.hasNext()) {
        return CompletableFuture.completedFuture(null);
    }
    Address address = iterator.next().getAddress();
    FetchSchemaOperation op = new FetchSchemaOperation(schemaId);
    InvocationFuture<Schema> future = operationService.invokeOnTarget(SERVICE_NAME, op, address);
    return future.handle((data, throwable) -> {
        // handle the exception and carry it to next `thenCompose` method
        if (throwable != null) {
            return throwable;
        }
        return data;
    }).thenCompose(o -> {
        if (o instanceof Throwable || o == null) {
            return searchClusterAsync(schemaId, iterator, operationService);
        }
        Schema retrievedSchema = (Schema) o;
        putLocal(retrievedSchema);
        return CompletableFuture.completedFuture(getLocal(schemaId));
    });
}