Examples with KEY_ONLY org.apache.ignite.internal.processors.cache.persistence.CacheDataRowAdapter.RowData.KEY_ONLY used on opensource projects

Example 1 with KEY_ONLY

use of org.apache.ignite.internal.processors.cache.persistence.CacheDataRowAdapter.RowData.KEY_ONLY in project ignite by apache.

the class SchemaIndexCachePartitionWorker method processPartition.

/**
 * Process partition.
 *
 * @throws IgniteCheckedException If failed.
 */
private void processPartition() throws IgniteCheckedException {
    if (stop())
        return;
    checkCancelled();
    boolean reserved = false;
    GridDhtPartitionState partState = locPart.state();
    if (partState != EVICTED)
        reserved = (partState == OWNING || partState == MOVING || partState == LOST) && locPart.reserve();
    if (!reserved)
        return;
    try {
        GridCursor<? extends CacheDataRow> cursor = locPart.dataStore().cursor(cctx.cacheId(), null, null, KEY_ONLY);
        boolean locked = false;
        try {
            int cntr = 0;
            while (!stop() && cursor.next()) {
                KeyCacheObject key = cursor.get().key();
                if (!locked) {
                    cctx.shared().database().checkpointReadLock();
                    locked = true;
                }
                processKey(key);
                if (++cntr % batchSize == 0) {
                    cctx.shared().database().checkpointReadUnlock();
                    locked = false;
                }
                cctx.cache().metrics0().addIndexRebuildKeyProcessed(1);
                if (locPart.state() == RENTING)
                    break;
            }
            wrappedClo.addNumberProcessedKeys(cntr);
        } finally {
            if (locked)
                cctx.shared().database().checkpointReadUnlock();
        }
    } finally {
        locPart.release();
        if (partsCnt.getAndUpdate(v -> v > 0 ? v - 1 : 0) > 0)
            cctx.group().metrics().decrementIndexBuildCountPartitionsLeft();
    }
}