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* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
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package org.apache.cassandra.db;
import java.io.IOException;
import java.net.InetAddress;
import java.nio.ByteBuffer;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.ArrayList;
import java.util.Set;
import java.util.HashSet;
import org.apache.cassandra.Util;
import org.junit.Test;
import org.apache.cassandra.io.sstable.SSTableReader;
import org.apache.cassandra.CleanupHelper;
import org.apache.cassandra.db.filter.QueryPath;
import org.apache.cassandra.utils.FBUtilities;
import static junit.framework.Assert.assertEquals;
import org.apache.cassandra.utils.ByteBufferUtil;
public class RowIterationTest extends CleanupHelper
{
public static final String TABLE1 = "Keyspace2";
public static final InetAddress LOCAL = FBUtilities.getLocalAddress();
@Test
public void testRowIteration() throws IOException, ExecutionException, InterruptedException
{
Table table = Table.open(TABLE1);
ColumnFamilyStore store = table.getColumnFamilyStore("Super3");
final int ROWS_PER_SSTABLE = 10;
Set<DecoratedKey> inserted = new HashSet<DecoratedKey>();
for (int i = 0; i < ROWS_PER_SSTABLE; i++) {
DecoratedKey key = Util.dk(String.valueOf(i));
RowMutation rm = new RowMutation(TABLE1, key.key);
rm.add(new QueryPath("Super3", ByteBufferUtil.bytes("sc"), ByteBufferUtil.bytes(String.valueOf(i))), ByteBuffer.wrap(new byte[ROWS_PER_SSTABLE * 10 - i * 2]), i);
rm.apply();
inserted.add(key);
}
store.forceBlockingFlush();
assertEquals(inserted.toString(), inserted.size(), Util.getRangeSlice(store).size());
}
@Test
public void testRowIterationDeletionTime() throws IOException, ExecutionException, InterruptedException
{
Table table = Table.open(TABLE1);
String CF_NAME = "Standard3";
ColumnFamilyStore store = table.getColumnFamilyStore(CF_NAME);
DecoratedKey key = Util.dk("key");
// Delete row in first sstable
RowMutation rm = new RowMutation(TABLE1, key.key);
rm.delete(new QueryPath(CF_NAME, null, null), 0);
rm.add(new QueryPath(CF_NAME, null, ByteBufferUtil.bytes("c")), ByteBufferUtil.bytes("values"), 0L);
int tstamp1 = rm.getColumnFamilies().iterator().next().getLocalDeletionTime();
rm.apply();
store.forceBlockingFlush();
// Delete row in second sstable with higher timestamp
rm = new RowMutation(TABLE1, key.key);
rm.delete(new QueryPath(CF_NAME, null, null), 1);
rm.add(new QueryPath(CF_NAME, null, ByteBufferUtil.bytes("c")), ByteBufferUtil.bytes("values"), 1L);
int tstamp2 = rm.getColumnFamilies().iterator().next().getLocalDeletionTime();
rm.apply();
store.forceBlockingFlush();
ColumnFamily cf = Util.getRangeSlice(store).iterator().next().cf;
assert cf.getMarkedForDeleteAt() == 1L;
assert cf.getLocalDeletionTime() == tstamp2;
}
@Test
public void testRowIterationDeletion() throws IOException, ExecutionException, InterruptedException
{
Table table = Table.open(TABLE1);
String CF_NAME = "Standard3";
ColumnFamilyStore store = table.getColumnFamilyStore(CF_NAME);
DecoratedKey key = Util.dk("key");
// Delete a row in first sstable
RowMutation rm = new RowMutation(TABLE1, key.key);
rm.delete(new QueryPath(CF_NAME, null, null), 0);
rm.apply();
store.forceBlockingFlush();
ColumnFamily cf = Util.getRangeSlice(store).iterator().next().cf;
assert cf != null;
}
}