Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.ColumnFamily

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        StageManager.getStage(Stage.TRACING).execute(new WrappedRunnable()
        {
            public void runMayThrow() throws Exception
            {
                CFMetaData cfMeta = CFMetaData.TraceEventsCf;
                ColumnFamily cf = ColumnFamily.create(cfMeta);
                Tracing.addColumn(cf, Tracing.buildName(cfMeta, eventId, ByteBufferUtil.bytes("source")), FBUtilities.getBroadcastAddress());
                Tracing.addColumn(cf, Tracing.buildName(cfMeta, eventId, ByteBufferUtil.bytes("thread")), threadName);
                Tracing.addColumn(cf, Tracing.buildName(cfMeta, eventId, ByteBufferUtil.bytes("source_elapsed")), elapsed);
                Tracing.addColumn(cf, Tracing.buildName(cfMeta, eventId, ByteBufferUtil.bytes("activity")), message);
                RowMutation mutation = new RowMutation(Tracing.TRACE_KS, sessionIdBytes);
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public class RowResolverTest extends SchemaLoader
{
    @Test
    public void testResolveSupersetNewer()
    {
        ColumnFamily cf1 = ColumnFamily.create("Keyspace1", "Standard1");
        cf1.addColumn(column("c1", "v1", 0));

        ColumnFamily cf2 = ColumnFamily.create("Keyspace1", "Standard1");
        cf2.addColumn(column("c1", "v2", 1));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(cf1, cf2));
        assertColumns(resolved, "c1");
        assertColumns(ColumnFamily.diff(cf1, resolved), "c1");
        assertNull(ColumnFamily.diff(cf2, resolved));
    }
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    }

    @Test
    public void testResolveSupersetDisjoint()
    {
        ColumnFamily cf1 = ColumnFamily.create("Keyspace1", "Standard1");
        cf1.addColumn(column("c1", "v1", 0));

        ColumnFamily cf2 = ColumnFamily.create("Keyspace1", "Standard1");
        cf2.addColumn(column("c2", "v2", 1));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(cf1, cf2));
        assertColumns(resolved, "c1", "c2");
        assertColumns(ColumnFamily.diff(cf1, resolved), "c2");
        assertColumns(ColumnFamily.diff(cf2, resolved), "c1");
    }
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    }

    @Test
    public void testResolveSupersetNullOne()
    {
        ColumnFamily cf2 = ColumnFamily.create("Keyspace1", "Standard1");
        cf2.addColumn(column("c2", "v2", 1));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(null, cf2));
        assertColumns(resolved, "c2");
        assertColumns(ColumnFamily.diff(null, resolved), "c2");
        assertNull(ColumnFamily.diff(cf2, resolved));
    }
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    }

    @Test
    public void testResolveSupersetNullTwo()
    {
        ColumnFamily cf1 = ColumnFamily.create("Keyspace1", "Standard1");
        cf1.addColumn(column("c1", "v1", 0));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(cf1, null));
        assertColumns(resolved, "c1");
        assertNull(ColumnFamily.diff(cf1, resolved));
        assertColumns(ColumnFamily.diff(null, resolved), "c1");
    }
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    @Test
    public void testResolveDeleted()
    {
        // one CF with columns timestamped before a delete in another cf
        ColumnFamily cf1 = ColumnFamily.create("Keyspace1", "Standard1");
        cf1.addColumn(column("one", "A", 0));

        ColumnFamily cf2 = ColumnFamily.create("Keyspace1", "Standard1");
        cf2.delete(new DeletionInfo(1L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(cf1, cf2));
        // no columns in the cf
        assertColumns(resolved);
        assertTrue(resolved.isMarkedForDelete());
        assertEquals(1, resolved.deletionInfo().getTopLevelDeletion().markedForDeleteAt);

        ColumnFamily scf1 = ColumnFamily.create("Keyspace1", "Super1");
        scf1.addColumn(superColumn(scf1, "super-foo", column("one", "A", 0)));

        ColumnFamily scf2 = ColumnFamily.create("Keyspace1", "Super1");
        scf2.delete(new DeletionInfo(1L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily superResolved = RowRepairResolver.resolveSuperset(Arrays.asList(scf1, scf2));
        // no columns in the cf
        assertColumns(superResolved);
        assertTrue(superResolved.isMarkedForDelete());
        assertEquals(1, superResolved.deletionInfo().getTopLevelDeletion().markedForDeleteAt);
    }
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    @Test
    public void testResolveDeletedSuper()
    {
        // subcolumn is newer than a tombstone on its parent, but not newer than the row deletion
        ColumnFamily scf1 = ColumnFamily.create("Keyspace1", "Super1");
        SuperColumn sc = superColumn(scf1, "super-foo", column("one", "A", 1));
        sc.delete(new DeletionInfo(0L, (int) (System.currentTimeMillis() / 1000)));
        scf1.addColumn(sc);

        ColumnFamily scf2 = ColumnFamily.create("Keyspace1", "Super1");
        scf2.delete(new DeletionInfo(2L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily superResolved = RowRepairResolver.resolveSuperset(Arrays.asList(scf1, scf2));
        // no columns in the cf
        assertColumns(superResolved);
        assertTrue(superResolved.isMarkedForDelete());
        assertEquals(2, superResolved.deletionInfo().getTopLevelDeletion().markedForDeleteAt);
    }
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    @Test
    public void testResolveMultipleDeleted()
    {
        // deletes and columns with interleaved timestamp, with out of order return sequence

        ColumnFamily cf1 = ColumnFamily.create("Keyspace1", "Standard1");
        cf1.delete(new DeletionInfo(0L, (int) (System.currentTimeMillis() / 1000)));

        // these columns created after the previous deletion
        ColumnFamily cf2 = ColumnFamily.create("Keyspace1", "Standard1");
        cf2.addColumn(column("one", "A", 1));
        cf2.addColumn(column("two", "A", 1));

        //this column created after the next delete
        ColumnFamily cf3 = ColumnFamily.create("Keyspace1", "Standard1");
        cf3.addColumn(column("two", "B", 3));

        ColumnFamily cf4 = ColumnFamily.create("Keyspace1", "Standard1");
        cf4.delete(new DeletionInfo(2L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily resolved = RowRepairResolver.resolveSuperset(Arrays.asList(cf1, cf2, cf3, cf4));
        // will have deleted marker and one column
        assertColumns(resolved, "two");
        assertColumn(resolved, "two", "B", 3);
        assertTrue(resolved.isMarkedForDelete());
        assertEquals(2, resolved.deletionInfo().getTopLevelDeletion().markedForDeleteAt);


        ColumnFamily scf1 = ColumnFamily.create("Keyspace1", "Super1");
        scf1.delete(new DeletionInfo(0L, (int) (System.currentTimeMillis() / 1000)));

        // these columns created after the previous deletion
        ColumnFamily scf2 = ColumnFamily.create("Keyspace1", "Super1");
        scf2.addColumn(superColumn(scf2, "super1", column("one", "A", 1), column("two", "A", 1)));

        //these columns created after the next delete
        ColumnFamily scf3 = ColumnFamily.create("Keyspace1", "Super1");
        scf3.addColumn(superColumn(scf3, "super1", column("two", "B", 3)));
        scf3.addColumn(superColumn(scf3, "super2", column("three", "A", 3), column("four", "A", 3)));

        ColumnFamily scf4 = ColumnFamily.create("Keyspace1", "Super1");
        scf4.delete(new DeletionInfo(2L, (int) (System.currentTimeMillis() / 1000)));

        ColumnFamily superResolved = RowRepairResolver.resolveSuperset(Arrays.asList(scf1, scf2, scf3, scf4));
        // will have deleted marker and two super cols
        assertColumns(superResolved, "super1", "super2");

        assertSubColumns(superResolved, "super1", "two");
        assertSubColumn(superResolved, "super1", "two", "B", 3);

        assertSubColumns(superResolved, "super2", "four", "three");
        assertSubColumn(superResolved, "super2", "three", "A", 3);
        assertSubColumn(superResolved, "super2", "four", "A", 3);

        assertTrue(superResolved.isMarkedForDelete());
        assertEquals(2, superResolved.deletionInfo().getTopLevelDeletion().markedForDeleteAt);
    }
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            }
            if (logger_.isDebugEnabled())
                logger_.debug("digests verified");
        }

        ColumnFamily resolved;
        if (versions.size() > 1)
        {
            resolved = resolveSuperset(versions);
            if (logger_.isDebugEnabled())
                logger_.debug("versions merged");
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     */
    public static void maybeScheduleRepairs(ColumnFamily resolved, String table, String key, List<ColumnFamily> versions, List<InetAddress> endPoints)
    {
        for (int i = 0; i < versions.size(); i++)
        {
            ColumnFamily diffCf = ColumnFamily.diff(versions.get(i), resolved);
            if (diffCf == null) // no repair needs to happen
                continue;

            // create and send the row mutation message based on the diff
            RowMutation rowMutation = new RowMutation(table, key);
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