Examples with PartitionGroupStrategy com.hazelcast.spi.partitiongroup.PartitionGroupStrategy used on opensource projects

Example 1 with PartitionGroupStrategy

use of com.hazelcast.spi.partitiongroup.PartitionGroupStrategy in project hazelcast by hazelcast.

the class SPIAwareMemberGroupFactory method createInternalMemberGroups.

@Override
protected Set<MemberGroup> createInternalMemberGroups(Collection<? extends Member> allMembers) {
    Set<MemberGroup> memberGroups = createHashSet(allMembers.size());
    for (Member member : allMembers) {
        try {
            if (member.localMember()) {
                DefaultDiscoveryService defaultDiscoveryService = (DefaultDiscoveryService) discoveryService;
                // If no discovery strategy is found fail-fast
                if (!defaultDiscoveryService.getDiscoveryStrategies().iterator().hasNext()) {
                    throw new RuntimeException("Could not load any Discovery Strategy, please " + "check service definitions under META_INF.services folder. ");
                } else {
                    for (DiscoveryStrategy discoveryStrategy : defaultDiscoveryService.getDiscoveryStrategies()) {
                        PartitionGroupStrategy groupStrategy = discoveryStrategy.getPartitionGroupStrategy(allMembers);
                        if (groupStrategy == null) {
                            groupStrategy = discoveryStrategy.getPartitionGroupStrategy();
                        }
                        checkNotNull(groupStrategy);
                        for (MemberGroup group : groupStrategy.getMemberGroups()) {
                            memberGroups.add(group);
                        }
                        return memberGroups;
                    }
                }
            }
        } catch (Exception e) {
            if (e instanceof ValidationException) {
                throw new InvalidConfigurationException("Invalid configuration", e);
            } else {
                throw new RuntimeException("Failed to configure discovery strategies", e);
            }
        }
    }
    return memberGroups;
}