Examples with RangeProperties org.apache.bookkeeper.stream.proto.RangeProperties used on opensource projects

Example 11 with RangeProperties

use of org.apache.bookkeeper.stream.proto.RangeProperties in project bookkeeper by apache.

the class TestPByteBufTableImpl method prepareRanges.

private static HashStreamRanges prepareRanges(long streamId, int numRanges, long nextRangeId) {
    List<RangeProperties> ranges = ProtoUtils.split(streamId, numRanges, nextRangeId, (sid, rid) -> 1L);
    NavigableMap<Long, RangeProperties> rangeMap = Maps.newTreeMap();
    for (RangeProperties props : ranges) {
        rangeMap.put(props.getStartHashKey(), props);
    }
    return HashStreamRanges.ofHash(RangeKeyType.HASH, rangeMap);
}

Example 12 with RangeProperties

use of org.apache.bookkeeper.stream.proto.RangeProperties in project bookkeeper by apache.

the class MetaRangeImpl method unsafeCreate.

private void unsafeCreate(CompletableFuture<Boolean> createFuture, StreamProperties streamProps) {
    // 1. verify the state
    checkLifecycleState(LifecycleState.UNINIT);
    this.lifecycleState = LifecycleState.CREATING;
    // 2. store the props/configuration
    synchronized (this) {
        this.streamProps = streamProps;
    }
    this.streamId = streamProps.getStreamId();
    this.cTime = this.mTime = System.currentTimeMillis();
    // 3. create the ranges
    List<RangeProperties> propertiesList = split(streamId, streamProps.getStreamConf().getInitialNumRanges(), nextRangeId, placementPolicy);
    List<Op<byte[], byte[]>> successOps = Lists.newArrayListWithExpectedSize(propertiesList.size() + 1);
    for (RangeProperties props : propertiesList) {
        RangeMetadata meta = RangeMetadata.newBuilder().setProps(props).setCreateTime(cTime).setFenceTime(Long.MAX_VALUE).setState(RangeState.RANGE_ACTIVE).addAllParents(Lists.newArrayList()).build();
        ranges.put(props.getRangeId(), meta);
        currentRanges.add(props.getRangeId());
        successOps.add(store.newPut(getStreamRangeKey(streamId, props.getRangeId()), meta.toByteArray()));
    }
    nextRangeId += propertiesList.size();
    // serialize the stream metadata
    byte[] streamMetadataKey = getStreamMetadataKey(streamId);
    successOps.add(store.newPut(streamMetadataKey, toStreamMetadata(LifecycleState.CREATED).toByteArray()));
    TxnOp<byte[], byte[]> txn = store.newTxn().If(store.newCompareValue(CompareResult.EQUAL, streamMetadataKey, null)).Then(successOps.toArray(new Op[successOps.size()])).build();
    if (log.isTraceEnabled()) {
        log.trace("Execute create stream metadata range txn {}", streamProps);
    }
    store.txn(txn).thenApplyAsync(txnResult -> {
        try {
            if (log.isTraceEnabled()) {
                log.trace("Create stream metadata range txn result = {}", txnResult.isSuccess());
            }
            if (txnResult.isSuccess()) {
                List<Result<byte[], byte[]>> results = txnResult.results();
                MetaRangeImpl.this.revision = results.get(results.size() - 1).revision();
                // mark the state to CREATED
                this.lifecycleState = LifecycleState.CREATED;
                createFuture.complete(true);
            } else {
                createFuture.complete(false);
            }
            return null;
        } finally {
            txnResult.close();
        }
    }, executor).exceptionally(cause -> {
        createFuture.completeExceptionally(cause);
        return null;
    });
}