Java DatabaseDescriptor.getWriteRpcTimeout方法代码示例

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public void get() throws WriteTimeoutException
{
    long requestTimeout = writeType == WriteType.COUNTER
                        ? DatabaseDescriptor.getCounterWriteRpcTimeout()
                        : DatabaseDescriptor.getWriteRpcTimeout();

    long timeout = TimeUnit.MILLISECONDS.toNanos(requestTimeout) - (System.nanoTime() - start);

    boolean success;
    try
    {
        success = condition.await(timeout, TimeUnit.NANOSECONDS);
    }
    catch (InterruptedException ex)
    {
        throw new AssertionError(ex);
    }

    if (!success)
    {
        int acks = ackCount();
        int blockedFor = totalBlockFor();
        // It's pretty unlikely, but we can race between exiting await above and here, so
        // that we could now have enough acks. In that case, we "lie" on the acks count to
        // avoid sending confusing info to the user (see CASSANDRA-6491).
        if (acks >= blockedFor)
            acks = blockedFor - 1;
        throw new WriteTimeoutException(writeType, consistencyLevel, acks, blockedFor);
    }
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public void get() throws WriteTimeoutException, WriteFailureException
{
    long requestTimeout = writeType == WriteType.COUNTER
                        ? DatabaseDescriptor.getCounterWriteRpcTimeout()
                        : DatabaseDescriptor.getWriteRpcTimeout();

    long timeout = TimeUnit.MILLISECONDS.toNanos(requestTimeout) - (System.nanoTime() - start);

    boolean success;
    try
    {
        success = condition.await(timeout, TimeUnit.NANOSECONDS);
    }
    catch (InterruptedException ex)
    {
        throw new AssertionError(ex);
    }

    if (!success)
    {
        int blockedFor = totalBlockFor();
        int acks = ackCount();
        // It's pretty unlikely, but we can race between exiting await above and here, so
        // that we could now have enough acks. In that case, we "lie" on the acks count to
        // avoid sending confusing info to the user (see CASSANDRA-6491).
        if (acks >= blockedFor)
            acks = blockedFor - 1;
        throw new WriteTimeoutException(writeType, consistencyLevel, acks, blockedFor);
    }

    if (totalBlockFor() + failures > totalEndpoints())
    {
        throw new WriteFailureException(consistencyLevel, ackCount(), failures, totalBlockFor(), writeType);
    }
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
@Test
public void testAddBatch() throws IOException
{
    long initialAllBatches = BatchlogManager.instance.countAllBatches();
    CFMetaData cfm = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD5).metadata;

    long timestamp = (System.currentTimeMillis() - DatabaseDescriptor.getWriteRpcTimeout() * 2) * 1000;
    UUID uuid = UUIDGen.getTimeUUID();

    // Add a batch with 10 mutations
    List<Mutation> mutations = new ArrayList<>(10);
    for (int j = 0; j < 10; j++)
    {
        mutations.add(new RowUpdateBuilder(cfm, FBUtilities.timestampMicros(), ByteBufferUtil.bytes(j))
                      .clustering("name" + j)
                      .add("val", "val" + j)
                      .build());
    }


    BatchlogManager.store(Batch.createLocal(uuid, timestamp, mutations));
    Assert.assertEquals(initialAllBatches + 1, BatchlogManager.instance.countAllBatches());

    String query = String.format("SELECT count(*) FROM %s.%s where id = %s",
                                 SystemKeyspace.NAME,
                                 SystemKeyspace.BATCHES,
                                 uuid);
    UntypedResultSet result = executeInternal(query);
    assertNotNull(result);
    assertEquals(1L, result.one().getLong("count"));
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
@Test
public void testRemoveBatch()
{
    long initialAllBatches = BatchlogManager.instance.countAllBatches();
    CFMetaData cfm = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD5).metadata;

    long timestamp = (System.currentTimeMillis() - DatabaseDescriptor.getWriteRpcTimeout() * 2) * 1000;
    UUID uuid = UUIDGen.getTimeUUID();

    // Add a batch with 10 mutations
    List<Mutation> mutations = new ArrayList<>(10);
    for (int j = 0; j < 10; j++)
    {
        mutations.add(new RowUpdateBuilder(cfm, FBUtilities.timestampMicros(), ByteBufferUtil.bytes(j))
                      .clustering("name" + j)
                      .add("val", "val" + j)
                      .build());
    }

    // Store the batch
    BatchlogManager.store(Batch.createLocal(uuid, timestamp, mutations));
    Assert.assertEquals(initialAllBatches + 1, BatchlogManager.instance.countAllBatches());

    // Remove the batch
    BatchlogManager.remove(uuid);

    assertEquals(initialAllBatches, BatchlogManager.instance.countAllBatches());

    String query = String.format("SELECT count(*) FROM %s.%s where id = %s",
                                 SystemKeyspace.NAME,
                                 SystemKeyspace.BATCHES,
                                 uuid);
    UntypedResultSet result = executeInternal(query);
    assertNotNull(result);
    assertEquals(0L, result.one().getLong("count"));
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
@Test
public void testReplayWithNoPeers() throws Exception
{
    StorageService.instance.getTokenMetadata().removeEndpoint(InetAddress.getByName("127.0.0.1"));

    long initialAllBatches = BatchlogManager.instance.countAllBatches();
    long initialReplayedBatches = BatchlogManager.instance.getTotalBatchesReplayed();

    CFMetaData cfm = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD1).metadata;

    long timestamp = (System.currentTimeMillis() - DatabaseDescriptor.getWriteRpcTimeout() * 2) * 1000;
    UUID uuid = UUIDGen.getTimeUUID();

    // Add a batch with 10 mutations
    List<Mutation> mutations = new ArrayList<>(10);
    for (int j = 0; j < 10; j++)
    {
        mutations.add(new RowUpdateBuilder(cfm, FBUtilities.timestampMicros(), ByteBufferUtil.bytes(j))
                      .clustering("name" + j)
                      .add("val", "val" + j)
                      .build());
    }
    BatchlogManager.store(Batch.createLocal(uuid, timestamp, mutations));
    assertEquals(1, BatchlogManager.instance.countAllBatches() - initialAllBatches);

    // Flush the batchlog to disk (see CASSANDRA-6822).
    Keyspace.open(SystemKeyspace.NAME).getColumnFamilyStore(SystemKeyspace.BATCHES).forceBlockingFlush();

    assertEquals(1, BatchlogManager.instance.countAllBatches() - initialAllBatches);
    assertEquals(0, BatchlogManager.instance.getTotalBatchesReplayed() - initialReplayedBatches);

    // Force batchlog replay and wait for it to complete.
    BatchlogManager.instance.startBatchlogReplay().get();

    // Replay should be cancelled as there are no peers in the ring.
    assertEquals(1, BatchlogManager.instance.countAllBatches() - initialAllBatches);
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public long getTimeout()
{
    return DatabaseDescriptor.getWriteRpcTimeout();
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public long getBatchlogTimeout()
{
    return DatabaseDescriptor.getWriteRpcTimeout() * 2; // enough time for the actual write + BM removal mutation
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public static long getBatchlogTimeout()
{
    return DatabaseDescriptor.getWriteRpcTimeout() * 2; // enough time for the actual write + BM removal mutation
}
 

import org.apache.cassandra.config.DatabaseDescriptor; //导入方法依赖的package包/类
public Long getWriteRpcTimeout() { return DatabaseDescriptor.getWriteRpcTimeout(); }