Examples with GroupStateSnapshot org.apache.ignite.internal.processors.cache.persistence.checkpoint.EarliestCheckpointMapSnapshot.GroupStateSnapshot used on opensource projects

Example 1 with GroupStateSnapshot

use of org.apache.ignite.internal.processors.cache.persistence.checkpoint.EarliestCheckpointMapSnapshot.GroupStateSnapshot in project ignite by apache.

the class CheckpointHistory method earliestCheckpointsMapSnapshot.

/**
 * Creates a snapshot of {@link #earliestCp} map.
 * Guarded by checkpoint read lock.
 *
 * @return Snapshot of a map.
 */
public EarliestCheckpointMapSnapshot earliestCheckpointsMapSnapshot() {
    Map<UUID, Map<Integer, GroupStateSnapshot>> data = new HashMap<>();
    synchronized (earliestCp) {
        Collection<CheckpointEntry> values = earliestCp.values();
        for (CheckpointEntry cp : values) {
            UUID checkpointId = cp.checkpointId();
            if (data.containsKey(checkpointId))
                continue;
            Map<Integer, GroupState> map = cp.groupStates();
            if (map != null) {
                Map<Integer, GroupStateSnapshot> groupStates = new HashMap<>();
                map.forEach((k, v) -> groupStates.put(k, new GroupStateSnapshot(v.partitionIds(), v.partitionCounters(), v.size())));
                data.put(checkpointId, groupStates);
            }
        }
    }
    Set<UUID> ids = histMap.values().stream().map(CheckpointEntry::checkpointId).collect(Collectors.toSet());
    return new EarliestCheckpointMapSnapshot(ids, data);
}

Example 2 with GroupStateSnapshot

use of org.apache.ignite.internal.processors.cache.persistence.checkpoint.EarliestCheckpointMapSnapshot.GroupStateSnapshot in project gridgain by gridgain.

the class CheckpointHistory method earliestCheckpointsMapSnapshot.

/**
 * Creates a snapshot of {@link #earliestCp} map.
 * Guarded by checkpoint read lock.
 *
 * @return Snapshot of a map.
 */
public EarliestCheckpointMapSnapshot earliestCheckpointsMapSnapshot() {
    Map<UUID, Map<Integer, GroupStateSnapshot>> data = new HashMap<>();
    synchronized (earliestCp) {
        Collection<CheckpointEntry> values = earliestCp.values();
        for (CheckpointEntry cp : values) {
            UUID checkpointId = cp.checkpointId();
            if (data.containsKey(checkpointId))
                continue;
            Map<Integer, GroupState> map = cp.groupStates();
            if (map != null) {
                Map<Integer, GroupStateSnapshot> groupStates = new HashMap<>();
                map.forEach((k, v) -> groupStates.put(k, new GroupStateSnapshot(v.partitionIds(), v.partitionCounters(), v.size())));
                data.put(checkpointId, groupStates);
            }
        }
    }
    Set<UUID> ids = histMap.values().stream().map(CheckpointEntry::checkpointId).collect(Collectors.toSet());
    return new EarliestCheckpointMapSnapshot(ids, data);
}