/** {@inheritDoc} */
  @SuppressWarnings("unchecked")
  @Override
  protected IgniteConfiguration getConfiguration(String gridName) throws Exception {
    IgniteConfiguration c = super.getConfiguration(gridName);

    TransactionConfiguration txCfg = c.getTransactionConfiguration();

    txCfg.setDefaultTxConcurrency(txConcurrency);
    txCfg.setDefaultTxIsolation(txIsolation);
    txCfg.setTxSerializableEnabled(true);

    CacheConfiguration cc = defaultCacheConfiguration();

    cc.setCacheMode(cacheMode());
    cc.setAtomicityMode(TRANSACTIONAL);

    cc.setSwapEnabled(false);

    cc.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_SYNC);

    cc.setEvictionPolicy(plc);
    cc.setEvictSynchronizedKeyBufferSize(1);

    cc.setEvictSynchronized(true);

    if (testStore != null) {
      cc.setCacheStoreFactory(singletonFactory(testStore));
      cc.setReadThrough(true);
      cc.setWriteThrough(true);
      cc.setLoadPreviousValue(true);
    } else cc.setCacheStoreFactory(null);

    c.setCacheConfiguration(cc);

    TcpDiscoverySpi disco = new TcpDiscoverySpi();

    disco.setIpFinder(ipFinder);

    c.setDiscoverySpi(disco);

    return c;
  }
  /** {@inheritDoc} */
  @Override
  protected IgniteConfiguration getConfiguration(String gridName) throws Exception {
    IgniteConfiguration c = super.getConfiguration(gridName);

    TcpDiscoverySpi disco = new TcpDiscoverySpi();

    disco.setIpFinder(ipFinder);

    c.setDiscoverySpi(disco);

    CacheConfiguration<?, ?> cc = defaultCacheConfiguration();

    cc.setCacheMode(PARTITIONED);
    cc.setBackups(1);
    cc.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_SYNC);
    cc.setAtomicityMode(TRANSACTIONAL);
    cc.setIndexedTypes(Integer.class, Integer.class);

    c.setCacheConfiguration(cc);

    return c;
  }