Java Code Examples for org.apache.cassandra.db.marshal.ListType#getInstance()

The following examples show how to use org.apache.cassandra.db.marshal.ListType#getInstance() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: CassandraTypeConverterTest.java From debezium-incubator with Apache License 2.0

6 votes

@Test
public void testList() {
    // list of ints
    // test non-frozen
    DataType listType = DataType.list(DataType.cint(), false);
    AbstractType<?> convertedType = CassandraTypeConverter.convert(listType);

    ListType<?> expectedType = ListType.getInstance(Int32Type.instance, true);
    Assert.assertEquals(expectedType, convertedType);

    // test frozen
    listType = DataType.list(DataType.cint(), true);
    convertedType = CassandraTypeConverter.convert(listType);
    expectedType = ListType.getInstance(Int32Type.instance, false);
    Assert.assertEquals(expectedType, convertedType);
    Assert.assertTrue("Expected convertedType to be frozen", convertedType.isFrozenCollection());
}

Example 2

Source File: CassandraTypeDeserializerTest.java From debezium-incubator with Apache License 2.0

6 votes

@Test
public void testListType() {
    List<Integer> expectedList = new ArrayList<>();
    expectedList.add(1);
    expectedList.add(3);
    expectedList.add(5);

    // non-frozen
    ListType<Integer> nonFrozenListType = ListType.getInstance(Int32Type.instance, true);
    ByteBuffer serializedList = nonFrozenListType.decompose(expectedList);
    Object deserializedList = CassandraTypeDeserializer.deserialize(nonFrozenListType, serializedList);
    Assert.assertEquals(expectedList, deserializedList);

    // frozen
    ListType<Integer> frozenListType = ListType.getInstance(Int32Type.instance, false);
    serializedList = frozenListType.decompose(expectedList);
    deserializedList = CassandraTypeDeserializer.deserialize(frozenListType, serializedList);
    Assert.assertEquals(expectedList, deserializedList);
}

Example 3

Source File: ListTypeConverter.java From debezium-incubator with Apache License 2.0

5 votes

@Override
public ListType convert(DataType dataType) {
    // list only has one inner type.
    DataType innerDataType = dataType.getTypeArguments().get(0);
    AbstractType<?> innerAbstractType = CassandraTypeConverter.convert(innerDataType);
    return ListType.getInstance(innerAbstractType, !dataType.isFrozen());
}

Example 4

Source File: AbstractMarker.java From stratio-cassandra with Apache License 2.0

4 votes

private static ColumnSpecification makeInReceiver(ColumnSpecification receiver)
{
    ColumnIdentifier inName = new ColumnIdentifier("in(" + receiver.name + ")", true);
    return new ColumnSpecification(receiver.ksName, receiver.cfName, inName, ListType.getInstance(receiver.type, false));
}

Example 5

Source File: Lists.java From stratio-cassandra with Apache License 2.0

4 votes

public Lists(String name, Generator valueType, GeneratorConfig config)
{
    super(ListType.getInstance(valueType.type, true), config, name, List.class);
    this.valueType = valueType;
    buffer = new Object[(int) sizeDistribution.maxValue()];
}