Example usage for org.apache.cassandra.db.marshal CompositeType getInstance

Introduction

In this page you can find the example usage for org.apache.cassandra.db.marshal CompositeType getInstance.

Prototype

public static CompositeType getInstance(List<AbstractType<?>> types) 

Source Link

Usage

From source file:com.stratio.cassandra.lucene.key.KeyMapper.java

License:Apache License

/**
 * Constructor specifying the partition and clustering key mappers.
 *
 * @param metadata the indexed table metadata
 *//*w w w .j av a  2s . c  o  m*/
public KeyMapper(CFMetaData metadata) {
    this.metadata = metadata;
    clusteringComparator = metadata.comparator;
    clusteringType = CompositeType.getInstance(clusteringComparator.subtypes());
    type = CompositeType.getInstance(LongType.instance, metadata.getKeyValidator(), clusteringType);
}

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From source file:com.stratio.deep.cassandra.cql.DeepRecordReader.java

License:Apache License

/**
 * retrieve the partition keys and cluster keys from system.schema_columnfamilies table
 *///from  w  w  w .  j  a  v a 2s .  c  om
//TODO check this
private void retrieveKeys() {
    TableMetadata tableMetadata = config.fetchTableMetadata();

    List<ColumnMetadata> partitionKeys = tableMetadata.getPartitionKey();
    List<ColumnMetadata> clusteringKeys = tableMetadata.getClusteringColumns();

    List<AbstractType<?>> types = new ArrayList<>();

    for (ColumnMetadata key : partitionKeys) {
        String columnName = key.getName();
        BoundColumn boundColumn = new BoundColumn(columnName);
        boundColumn.validator = CellValidator.cellValidator(key.getType()).getAbstractType();
        partitionBoundColumns.add(boundColumn);
        types.add(boundColumn.validator);
    }
    for (ColumnMetadata key : clusteringKeys) {
        String columnName = key.getName();
        BoundColumn boundColumn = new BoundColumn(columnName);
        boundColumn.validator = CellValidator.cellValidator(key.getType()).getAbstractType();
        clusterColumns.add(boundColumn);
    }

    if (types.size() > 1) {
        keyValidator = CompositeType.getInstance(types);
    } else if (types.size() == 1) {
        keyValidator = types.get(0);
    } else {
        throw new DeepGenericException(
                "Cannot determine if keyvalidator is composed or not, " + "partitionKeys: " + partitionKeys);
    }
}

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From source file:io.datalayer.cassandra.support.AosEmbeddedSchemaLoader.java

License:Apache License

private static CFMetaData compositeCFMD(String ksName, String cfName, AbstractType<?>... types) {
    return new CFMetaData(ksName, cfName, ColumnFamilyType.Standard,
            CompositeType.getInstance(Arrays.asList(types)), null);
}

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From source file:kina.cql.CqlRecordReader.java

License:Apache License

/**
 * retrieve the partition keys and cluster keys from system.schema_columnfamilies table
 *//*from  w w w.  j ava2 s  .c  o  m*/
private void retrieveKeys() {
    TableMetadata tableMetadata = ((GenericCassandraKinaConfig) config).fetchTableMetadata();

    List<ColumnMetadata> partitionKeys = tableMetadata.getPartitionKey();
    List<ColumnMetadata> clusteringKeys = tableMetadata.getClusteringColumns();

    List<AbstractType<?>> types = new ArrayList<>();

    for (ColumnMetadata key : partitionKeys) {
        String columnName = key.getName();
        BoundColumn boundColumn = new BoundColumn(columnName);
        boundColumn.validator = CassandraCell.getValueType(key.getType()).getAbstractType();
        partitionBoundColumns.add(boundColumn);
        types.add(boundColumn.validator);
    }
    for (ColumnMetadata key : clusteringKeys) {
        String columnName = key.getName();
        BoundColumn boundColumn = new BoundColumn(columnName);
        boundColumn.validator = CassandraCell.getValueType(key.getType()).getAbstractType();
        clusterColumns.add(boundColumn);
    }

    if (types.size() > 1) {
        keyValidator = CompositeType.getInstance(types);
    } else if (types.size() == 1) {
        keyValidator = types.get(0);
    } else {
        throw new GenericException(
                "Cannot determine if keyvalidator is composed or not, " + "partitionKeys: " + partitionKeys);
    }
}

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From source file:me.tango.cassandra.bench.SchemaLoader.java

License:Apache License

public static Collection<KSMetaData> schemaDefinition() throws ConfigurationException {
    List<KSMetaData> schema = new ArrayList<KSMetaData>();

    // A whole bucket of shorthand
    String ks1 = "Keyspace1";

    Class<? extends AbstractReplicationStrategy> simple = SimpleStrategy.class;

    Map<String, String> opts_rf1 = KSMetaData.optsWithRF(1);
    AbstractType bytes = BytesType.instance;

    AbstractType<?> composite = CompositeType.getInstance(Arrays
            .asList(new AbstractType<?>[] { BytesType.instance, TimeUUIDType.instance, IntegerType.instance }));
    AbstractType<?> compositeMaxMin = CompositeType
            .getInstance(Arrays.asList(new AbstractType<?>[] { BytesType.instance, IntegerType.instance }));
    Map<Byte, AbstractType<?>> aliases = new HashMap<Byte, AbstractType<?>>();
    aliases.put((byte) 'b', BytesType.instance);
    aliases.put((byte) 't', TimeUUIDType.instance);
    aliases.put((byte) 'B', ReversedType.getInstance(BytesType.instance));
    aliases.put((byte) 'T', ReversedType.getInstance(TimeUUIDType.instance));
    AbstractType<?> dynamicComposite = DynamicCompositeType.getInstance(aliases);

    Map<String, String> leveledOptions = new HashMap<String, String>();
    leveledOptions.put("sstable_size_in_mb", "64");
    Map<String, String> compressionOptions = new HashMap<String, String>();
    compressionOptions.put("sstable_compression", "");

    // Keyspace 1
    schema.add(KSMetaData.testMetadata(ks1, simple, opts_rf1,

            // Column Families
            standardCFMD(ks1, "Standard1").compactionStrategyClass(LeveledCompactionStrategy.class)
                    .maxIndexInterval(256).compactionStrategyOptions(leveledOptions)
                    .compressionParameters(CompressionParameters.create(compressionOptions))));

    return schema;
}

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From source file:org.usergrid.vx.experimental.IntraServiceITest.java

License:Apache License

@Test
public void compositeTest() throws Exception {
    IntraReq req = new IntraReq();
    req.add(Operations.setKeyspaceOp("compks")); // 0
    req.add(Operations.createKsOp("compks", 1)); // 1
    req.add(Operations.createCfOp("compcf")); // 2
    req.add(Operations.setColumnFamilyOp("compcf")); // 3
    req.add(Operations.setAutotimestampOp(true)); // 4
    req.add(Operations.assumeOp("compks", "compcf", "value", "CompositeType(UTF8Type,Int32Type)"));// 5
    req.add(Operations.assumeOp("compks", "compcf", "column", "Int32Type"));// 6
    req.add(Operations.setOp("rowa", 1, new Object[] { "yo", 0, 2, 0 })); // 7
    req.add(Operations.getOp("rowa", 1)); // 8

    IntraClient2 ic2 = new IntraClient2("localhost", 8080);
    IntraRes res = ic2.sendBlocking(req);
    List<Map> x = (List<Map>) res.getOpsRes().get("8");
    Assert.assertEquals(1, x.get(0).get("name"));

    // ByteBuffer bytes = (ByteBuffer) x.get(0).get("value");
    String value = (String) x.get(0).get("value");
    ByteBuffer bytes = ByteBuffer.wrap(Base64.decode(value));

    List<AbstractType<?>> comparators = new ArrayList<>();
    comparators.add(UTF8Type.instance);
    comparators.add(Int32Type.instance);
    CompositeType comparator = CompositeType.getInstance(comparators);

    List<AbstractCompositeType.CompositeComponent> components = comparator.deconstruct(bytes);
    AbstractCompositeType.CompositeComponent c1 = components.get(0);
    AbstractCompositeType.CompositeComponent c2 = components.get(1);

    Assert.assertEquals("yo", c1.comparator.compose(c1.value));
    Assert.assertEquals(2, c2.comparator.compose(c2.value));
}

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