Пример #1
0
  /**
   * Adds entries to started near remote tx.
   *
   * @param ldr Class loader.
   * @param entries Entries to add.
   * @throws IgniteCheckedException If failed.
   */
  public void addEntries(ClassLoader ldr, Iterable<IgniteTxEntry> entries)
      throws IgniteCheckedException {
    for (IgniteTxEntry entry : entries) {
      entry.unmarshal(cctx, true, ldr);

      addEntry(entry);
    }
  }
Пример #2
0
  /**
   * This constructor is meant for optimistic transactions.
   *
   * @param ldr Class loader.
   * @param nodeId Node ID.
   * @param nearNodeId Near node ID.
   * @param rmtThreadId Remote thread ID.
   * @param xidVer XID version.
   * @param commitVer Commit version.
   * @param sys System flag.
   * @param concurrency Concurrency level (should be pessimistic).
   * @param isolation Transaction isolation.
   * @param invalidate Invalidate flag.
   * @param timeout Timeout.
   * @param writeEntries Write entries.
   * @param ctx Cache registry.
   * @param txSize Expected transaction size.
   * @throws IgniteCheckedException If unmarshalling failed.
   */
  public GridNearTxRemote(
      GridCacheSharedContext ctx,
      ClassLoader ldr,
      UUID nodeId,
      UUID nearNodeId,
      long rmtThreadId,
      GridCacheVersion xidVer,
      GridCacheVersion commitVer,
      boolean sys,
      byte plc,
      TransactionConcurrency concurrency,
      TransactionIsolation isolation,
      boolean invalidate,
      long timeout,
      Collection<IgniteTxEntry> writeEntries,
      int txSize,
      @Nullable UUID subjId,
      int taskNameHash)
      throws IgniteCheckedException {
    super(
        ctx,
        nodeId,
        rmtThreadId,
        xidVer,
        commitVer,
        sys,
        plc,
        concurrency,
        isolation,
        invalidate,
        timeout,
        txSize,
        subjId,
        taskNameHash);

    assert nearNodeId != null;

    this.nearNodeId = nearNodeId;

    readMap = Collections.emptyMap();

    writeMap =
        new LinkedHashMap<>(
            writeEntries != null ? Math.max(txSize, writeEntries.size()) : txSize, 1.0f);

    if (writeEntries != null) {
      for (IgniteTxEntry entry : writeEntries) {
        entry.unmarshal(ctx, true, ldr);

        addEntry(entry);
      }
    }
  }
Пример #3
0
  /**
   * @param entry Entry to enlist.
   * @throws IgniteCheckedException If failed.
   * @return {@code True} if entry was enlisted.
   */
  private boolean addEntry(IgniteTxEntry entry) throws IgniteCheckedException {
    checkInternal(entry.txKey());

    GridCacheContext cacheCtx = entry.context();

    if (!cacheCtx.isNear()) cacheCtx = cacheCtx.dht().near().context();

    GridNearCacheEntry cached = cacheCtx.near().peekExx(entry.key());

    if (cached == null) {
      evicted.add(entry.txKey());

      return false;
    } else {
      cached.unswap();

      try {
        CacheObject val = cached.peek(true, false, false, null);

        if (val == null && cached.evictInternal(false, xidVer, null)) {
          evicted.add(entry.txKey());

          return false;
        } else {
          // Initialize cache entry.
          entry.cached(cached);

          writeMap.put(entry.txKey(), entry);

          addExplicit(entry);

          return true;
        }
      } catch (GridCacheEntryRemovedException ignore) {
        evicted.add(entry.txKey());

        if (log.isDebugEnabled())
          log.debug("Got removed entry when adding to remote transaction (will ignore): " + cached);

        return false;
      }
    }
  }