Examples with StreamSegmentMapOperation io.pravega.segmentstore.server.logs.operations.StreamSegmentMapOperation used on opensource projects

Example 16 with StreamSegmentMapOperation

use of io.pravega.segmentstore.server.logs.operations.StreamSegmentMapOperation in project pravega by pravega.

the class ContainerMetadataUpdateTransaction method acceptOperation.

/**
 * Accepts the given Operation. The Operation's effects are reflected in the pending transaction.
 * This method has no effect on Metadata Operations.
 * See OperationMetadataUpdater.acceptOperation for more details on behavior.
 *
 * @param operation The operation to accept.
 * @throws MetadataUpdateException If the given operation was rejected given the current state of the metadata.
 * @throws NullPointerException    If the operation is null.
 */
void acceptOperation(Operation operation) throws MetadataUpdateException {
    checkNotSealed();
    SegmentMetadataUpdateTransaction segmentMetadata = null;
    if (operation instanceof SegmentOperation) {
        segmentMetadata = getSegmentUpdateTransaction(((SegmentOperation) operation).getStreamSegmentId());
        segmentMetadata.setLastUsed(operation.getSequenceNumber());
    }
    if (operation instanceof StreamSegmentAppendOperation) {
        segmentMetadata.acceptOperation((StreamSegmentAppendOperation) operation);
    } else if (operation instanceof StreamSegmentSealOperation) {
        segmentMetadata.acceptOperation((StreamSegmentSealOperation) operation);
    } else if (operation instanceof MergeTransactionOperation) {
        MergeTransactionOperation mto = (MergeTransactionOperation) operation;
        SegmentMetadataUpdateTransaction transactionMetadata = getSegmentUpdateTransaction(mto.getTransactionSegmentId());
        transactionMetadata.acceptAsTransactionSegment(mto);
        transactionMetadata.setLastUsed(operation.getSequenceNumber());
        segmentMetadata.acceptAsParentSegment(mto, transactionMetadata);
    } else if (operation instanceof MetadataCheckpointOperation) {
        // A MetadataCheckpointOperation represents a valid truncation point. Record it as such.
        this.newTruncationPoints.add(operation.getSequenceNumber());
    } else if (operation instanceof StreamSegmentMapOperation) {
        acceptMetadataOperation((StreamSegmentMapOperation) operation);
    } else if (operation instanceof UpdateAttributesOperation) {
        segmentMetadata.acceptOperation((UpdateAttributesOperation) operation);
    } else if (operation instanceof StreamSegmentTruncateOperation) {
        segmentMetadata.acceptOperation((StreamSegmentTruncateOperation) operation);
    }
}

Example 17 with StreamSegmentMapOperation

use of io.pravega.segmentstore.server.logs.operations.StreamSegmentMapOperation in project pravega by pravega.

the class OperationMetadataUpdaterTests method mapTransaction.

private long mapTransaction(long parentSegmentId, OperationMetadataUpdater updater, UpdateableContainerMetadata referenceMetadata) throws Exception {
    String segmentName = "Transaction_" + updater.nextOperationSequenceNumber();
    val mapOp = new StreamSegmentMapOperation(parentSegmentId, StreamSegmentInformation.builder().name(segmentName).build());
    process(mapOp, updater);
    if (referenceMetadata != null) {
        val rsm = referenceMetadata.mapStreamSegmentId(segmentName, mapOp.getStreamSegmentId(), parentSegmentId);
        rsm.setLength(0);
        rsm.setStorageLength(0);
    }
    return mapOp.getStreamSegmentId();
}

Example 18 with StreamSegmentMapOperation

use of io.pravega.segmentstore.server.logs.operations.StreamSegmentMapOperation in project pravega by pravega.

the class OperationMetadataUpdaterTests method mapSegment.

private long mapSegment(OperationMetadataUpdater updater, UpdateableContainerMetadata referenceMetadata) throws Exception {
    String segmentName = "Segment_" + updater.nextOperationSequenceNumber();
    val mapOp = new StreamSegmentMapOperation(StreamSegmentInformation.builder().name(segmentName).build());
    process(mapOp, updater);
    if (referenceMetadata != null) {
        val rsm = referenceMetadata.mapStreamSegmentId(segmentName, mapOp.getStreamSegmentId());
        rsm.setLength(0);
        rsm.setStorageLength(0);
    }
    return mapOp.getStreamSegmentId();
}