Examples with SimpleFileStorage org.neo4j.causalclustering.core.state.storage.SimpleFileStorage used on opensource projects

Example 1 with SimpleFileStorage

use of org.neo4j.causalclustering.core.state.storage.SimpleFileStorage in project neo4j by neo4j.

the class ClusterBindingIT method changeClusterId.

private void changeClusterId(CoreClusterMember coreMember) throws IOException {
    SimpleStorage<ClusterId> clusterIdStorage = new SimpleFileStorage<>(fs, coreMember.clusterStateDirectory(), CLUSTER_ID_NAME, new ClusterId.Marshal(), NullLogProvider.getInstance());
    clusterIdStorage.writeState(new ClusterId(UUID.randomUUID()));
}

Example 2 with SimpleFileStorage

use of org.neo4j.causalclustering.core.state.storage.SimpleFileStorage in project neo4j by neo4j.

the class DumpClusterStateTest method createStates.

private void createStates() throws IOException {
    SimpleStorage<MemberId> memberIdStorage = new SimpleFileStorage<>(fsa.get(), clusterStateDirectory.get(), CORE_MEMBER_ID_NAME, new MemberId.Marshal(), NullLogProvider.getInstance());
    memberIdStorage.writeState(new MemberId(UUID.randomUUID()));
    createDurableState(LAST_FLUSHED_NAME, new LongIndexMarshal());
    createDurableState(LOCK_TOKEN_NAME, new ReplicatedLockTokenState.Marshal(new MemberId.Marshal()));
    createDurableState(ID_ALLOCATION_NAME, new IdAllocationState.Marshal());
    createDurableState(SESSION_TRACKER_NAME, new GlobalSessionTrackerState.Marshal(new MemberId.Marshal()));
    /* raft state */
    createDurableState(RAFT_MEMBERSHIP_NAME, new RaftMembershipState.Marshal());
    createDurableState(RAFT_TERM_NAME, new TermState.Marshal());
    createDurableState(RAFT_VOTE_NAME, new VoteState.Marshal(new MemberId.Marshal()));
}

Example 3 with SimpleFileStorage

use of org.neo4j.causalclustering.core.state.storage.SimpleFileStorage in project neo4j by neo4j.

the class DumpClusterState method dump.

void dump() throws IOException {
    SimpleStorage<MemberId> memberIdStorage = new SimpleFileStorage<>(fs, clusterStateDirectory, CORE_MEMBER_ID_NAME, new Marshal(), NullLogProvider.getInstance());
    if (memberIdStorage.exists()) {
        MemberId memberId = memberIdStorage.readState();
        out.println(CORE_MEMBER_ID_NAME + ": " + memberId);
    }
    dumpState(LAST_FLUSHED_NAME, new LongIndexMarshal());
    dumpState(LOCK_TOKEN_NAME, new ReplicatedLockTokenState.Marshal(new Marshal()));
    dumpState(ID_ALLOCATION_NAME, new IdAllocationState.Marshal());
    dumpState(SESSION_TRACKER_NAME, new GlobalSessionTrackerState.Marshal(new Marshal()));
    /* raft state */
    dumpState(RAFT_MEMBERSHIP_NAME, new RaftMembershipState.Marshal());
    dumpState(RAFT_TERM_NAME, new TermState.Marshal());
    dumpState(RAFT_VOTE_NAME, new VoteState.Marshal(new Marshal()));
}