/**
* @param tablename the table name
* @param name the columnname
* @param value the value
* @return the mapped value
*/
Object toStatementValue(Tablename tablename, String name, Object value) {
if (isNullOrEmpty(value)) {
return null;
}
final DataType dataType = catalog.getColumnMetadata(tablename, name).getType();
// build in
if (UDTValueMapper.isBuildInType(dataType)) {
// enum
if (DataTypes.isTextDataType(dataType) && Enum.class.isAssignableFrom(value.getClass())) {
return value.toString();
}
// byte buffer (byte[])
if (dataType.equals(DataType.blob()) && byte[].class.isAssignableFrom(value.getClass())) {
return ByteBuffer.wrap((byte[]) value);
}
return value;
// udt
} else {
return toUdtValue(
tablename, catalog, catalog.getColumnMetadata(tablename, name).getType(), value);
}
}
public static void bind(
final BoundStatement statement,
final TableScheme scheme,
final ColumnDefinitions meta,
final Value<?> value) {
final String name = value.getColumn().getName();
if (statement.isSet(name)) {
throw new IllegalStateException(); // FIXME: descriptive
}
if (value.getType() != Value.Type.BOUND) {
throw new IllegalStateException(); // FIXME: descriptive
}
final DataType tableType = meta.getType(name);
final DataType valueType = value.getColumn().getCassandraType().getDataType();
if (!typesEquals(tableType, valueType)) {
throw new IllegalArgumentException(
MessageFormat.format("Unexpected types: {0} != {1}", tableType, valueType));
}
final Object converted = value.asCassandraValue();
statement.setBytesUnsafe(
name, tableType.serialize(converted, ProtocolVersion.NEWEST_SUPPORTED));
}
@Test
public void testAlter() throws Exception {
CreateTable desired =
TableBuilder.create("test_keyspace", "test_table")
.column("col1", "text")
.column("col2", "bigint")
.column("col3", "int")
.column("col4", "text")
.primaryKey("col1");
TableMetadata existing = mock(TableMetadata.class);
ColumnMetadata col1 = mock(ColumnMetadata.class);
when(existing.getColumn(eq("col1"))).thenReturn(col1);
when(col1.getType()).thenReturn(DataType.text());
ColumnMetadata col2 = mock(ColumnMetadata.class);
when(existing.getColumn(eq("col2"))).thenReturn(col2);
when(col2.getType()).thenReturn(DataType.cint());
List<AlterTable> statements = TableBuilder.alter(existing, desired);
assertEquals(3, statements.size());
assertEquals(
"ALTER TABLE test_keyspace.test_table ALTER col2 TYPE bigint",
statements.get(0).toString());
assertEquals("ALTER TABLE test_keyspace.test_table ADD col3 int", statements.get(1).toString());
assertEquals(
"ALTER TABLE test_keyspace.test_table ADD col4 text", statements.get(2).toString());
}
/** Prints the sample collections that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
@SuppressWarnings("unchecked")
public void printSampleCollections() {
String objective = "Sample Collections";
System.out.println(String.format("Printing %s...", objective));
for (DataType dataType : SAMPLE_COLLECTIONS.keySet()) {
HashMap<DataType, Object> sampleValueMap =
(HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
if (dataType.getName() == DataType.Name.MAP) {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
HashMap<DataType, Object> sampleMap =
(HashMap<DataType, Object>) sampleValueMap.get(typeArgument);
Object mapKey = SAMPLE_DATA.get(typeArgument);
Object mapValue = sampleMap.get(typeArgument);
System.out.println(String.format("%1$-30s {%2$s : %3$s}", dataType, mapKey, mapValue));
} else {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
Object sampleValue = sampleValueMap.get(typeArgument);
System.out.println(String.format("%1$-30s %2$s", dataType, sampleValue));
}
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Generates the sample collections that will be used in testing */
private static HashMap<DataType, Object> getSampleCollections() {
HashMap<DataType, Object> sampleCollections = new HashMap<DataType, Object>();
HashMap<DataType, Object> setAndListCollection;
HashMap<DataType, HashMap<DataType, Object>> mapCollection;
for (DataType.Name dataTypeName : DATA_TYPE_NON_PRIMITIVE_NAMES) {
switch (dataTypeName) {
case LIST:
for (DataType typeArgument : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument)) continue;
List<Object> list = new ArrayList<Object>();
for (int i = 0; i < 5; i++) {
list.add(SAMPLE_DATA.get(typeArgument));
}
setAndListCollection = new HashMap<DataType, Object>();
setAndListCollection.put(typeArgument, list);
sampleCollections.put(DataType.list(typeArgument), setAndListCollection);
}
break;
case SET:
for (DataType typeArgument : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument)) continue;
Set<Object> set = new HashSet<Object>();
for (int i = 0; i < 5; i++) {
set.add(SAMPLE_DATA.get(typeArgument));
}
setAndListCollection = new HashMap<DataType, Object>();
setAndListCollection.put(typeArgument, set);
sampleCollections.put(DataType.set(typeArgument), setAndListCollection);
}
break;
case MAP:
for (DataType typeArgument1 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument1)) continue;
for (DataType typeArgument2 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument2)) continue;
HashMap<DataType, Object> map = new HashMap<DataType, Object>();
map.put(typeArgument1, SAMPLE_DATA.get(typeArgument2));
mapCollection = new HashMap<DataType, HashMap<DataType, Object>>();
mapCollection.put(typeArgument1, map);
sampleCollections.put(DataType.map(typeArgument1, typeArgument2), mapCollection);
}
}
break;
default:
throw new RuntimeException("Missing handling of " + dataTypeName);
}
}
return sampleCollections;
}
public List<ListenableFuture<ResultSet>> moveTableUpdate(
String name, ResultSet sourceResult, ColumnDefinitions defs) throws ExecutionException {
int ncols = defs.size();
StringBuilder body = new StringBuilder("update " + name).append(" SET ");
boolean nb = true;
boolean ns = true;
List<ListenableFuture<ResultSet>> list = new ArrayList<>();
StringBuilder spec = new StringBuilder(" WHERE ");
for (int i = 0; i < ncols; ++i) {
String cn = defs.getName(i);
boolean isRowKey =
name == null ? false : (cn.startsWith("row_") || cn.startsWith("cluster_"));
if (isRowKey) {
if (ns) {
ns = false;
} else {
spec.append(" AND ");
}
spec.append(cn + " = ?");
} else {
if (nb) {
nb = false;
} else {
body.append(", ");
}
DataType dt = defs.getType(i);
if (!DataType.Name.COUNTER.equals(dt.getName())) {
body.append(cn + " = ?");
} else {
body.append(cn + " = " + cn + " + ?");
}
}
}
body.append(spec.toString());
System.out.println(body.toString());
BoundStatement export = destination.peer.bPrepare(destination.session, body.toString());
// Row row;
int counter = 0;
for (Row row : sourceResult) {
for (int i = 0; i < ncols; ++i) {
export.setBytesUnsafe(i, row.getBytesUnsafe(i));
}
list.add(destination.session.executeAsync(export));
++counter;
}
System.out.println("" + counter + " rows applied");
return list;
}
static boolean isBuildInType(DataType dataType) {
if (dataType.isCollection()) {
for (DataType type : dataType.getTypeArguments()) {
if (!isBuildInType(type)) {
return false;
}
}
return true;
} else {
return DataType.allPrimitiveTypes().contains(dataType)
|| (TupleType.class.isAssignableFrom(dataType.getClass()));
}
}
@Test
public void should_throw_exception_on_cas_error() throws Exception {
// Given
final AtomicReference<CASResult> atomicCASResult = new AtomicReference<>(null);
CASResultListener listener =
new CASResultListener() {
@Override
public void onCASSuccess() {}
@Override
public void onCASError(CASResult casResult) {
atomicCASResult.compareAndSet(null, casResult);
}
};
wrapper =
new RegularStatementWrapper(
CompleteBean.class,
rs,
new Object[] {1},
ONE,
Optional.fromNullable(listener),
NO_SERIAL_CONSISTENCY);
wrapper.invoker = invoker;
when(rs.getQueryString()).thenReturn("UPDATE table IF name='John' SET");
when(session.execute(rs)).thenReturn(resultSet);
when(resultSet.one()).thenReturn(row);
when(row.getBool(CAS_RESULT_COLUMN)).thenReturn(false);
when(row.getColumnDefinitions()).thenReturn(columnDefinitions);
when(columnDefinitions.iterator().hasNext()).thenReturn(true, true, false);
Definition col1 = buildColumnDef("keyspace", "table", "[applied]", DataType.cboolean());
Definition col2 = buildColumnDef("keyspace", "table", "name", DataType.text());
when(columnDefinitions.iterator().next()).thenReturn(col1, col2);
when(invoker.invokeOnRowForType(row, DataType.cboolean().asJavaClass(), "[applied]"))
.thenReturn(false);
when(invoker.invokeOnRowForType(row, DataType.text().asJavaClass(), "name"))
.thenReturn("Helen");
// When
wrapper.execute(session);
// Then
verify(session).execute(rs);
final CASResult actual = atomicCASResult.get();
assertThat(actual).isNotNull();
assertThat(actual.operation()).isEqualTo(UPDATE);
assertThat(actual.currentValues())
.contains(MapEntry.entry("[applied]", false), MapEntry.entry("name", "Helen"));
}
/** Helper method to stringify SAMPLE_DATA for simple insert statements */
private static String helperStringifiedData(DataType dataType) {
String value = SAMPLE_DATA.get(dataType).toString();
switch (dataType.getName()) {
case BLOB:
value = "0xCAFE";
break;
case INET:
InetAddress v1 = (InetAddress) SAMPLE_DATA.get(dataType);
value = String.format("'%s'", v1.getHostAddress());
break;
case TIMESTAMP:
Date v2 = (Date) SAMPLE_DATA.get(dataType);
value = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(v2);
case ASCII:
case TEXT:
case VARCHAR:
value = String.format("'%s'", value);
break;
default:
break;
}
return value;
}
public ByteBuffer getBuffer(Object value) {
Class<?> cls = value.getClass();
TypeCodec codec = TypeCodec.createFor(type.getName());
ByteBuffer b = codec.serialize(value);
return b;
}
public HecubaClientManager<String> getHecubaClientManagerWithStringKeys(
CassandraParamsBean parameters,
HecubaConstants.CassandraClientImplementation cassandraManagerType) {
switch (cassandraManagerType) {
case ASTYANAX:
return new AstyanaxBasedHecubaClientManager<String>(
parameters, com.netflix.astyanax.serializers.StringSerializer.get());
case HECTOR:
return new HectorBasedHecubaClientManager<String>(
parameters, me.prettyprint.cassandra.serializers.StringSerializer.get());
case DATASTAX:
return new DataStaxBasedHecubaClientManager<>(parameters, DataType.text());
case DATASTAX_SHARED:
return new DataStaxBasedSharedHecubaClientManager<>(parameters, DataType.text());
default:
throw new RuntimeException("Unhandled CassandraManagerType: " + cassandraManagerType);
}
}
/** Generates the insert statements that will be used in testing */
@SuppressWarnings("unchecked")
private static Collection<String> getCollectionInsertStatements() {
ArrayList<String> insertStatements = new ArrayList<String>();
String tableName;
String key;
String value;
for (DataType dataType : SAMPLE_COLLECTIONS.keySet()) {
HashMap<DataType, Object> sampleValueMap =
(HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
// Create tableName in form of: DataType_TypeArgument[_TypeArgument]
tableName = helperGenerateTableName(dataType);
if (dataType.getName() == DataType.Name.MAP) {
List<DataType> typeArgument = dataType.getTypeArguments();
key = helperStringifiedData(typeArgument.get(0));
value = helperStringifiedData(typeArgument.get(1));
insertStatements.add(String.format(MAP_INSERT_FORMAT, tableName, key, value));
} else if (dataType.getName() == DataType.Name.LIST) {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
key = helperStringifiedData(typeArgument);
// Create the value to be a list of the same 5 elements
value = "[";
for (int i = 0; i < 5; i++) value += key + ',';
value = value.substring(0, value.length() - 1) + ']';
insertStatements.add(String.format(COLLECTION_INSERT_FORMAT, tableName, key, value));
} else {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
key = helperStringifiedData(typeArgument);
value = '{' + key + '}';
insertStatements.add(String.format(COLLECTION_INSERT_FORMAT, tableName, key, value));
}
}
return insertStatements;
}
// The two following tests a really unit tests, but since the whole uses
// CCMBridge.PerClassSingleNodeCluster, they'll still spawn a cluster even
// you execute only them, so we keep them in the "long" group. We could
// move them in another class but not sure where honestly (one could argue
// that it would make more sense to move all the *other* tests to some
// DataTypeIntegrationTest class).
@Test(groups = "long")
public void serializeDeserializeTest() {
for (DataType dt : DataType.allPrimitiveTypes()) {
if (exclude(dt)) continue;
Object value = TestUtils.getFixedValue(dt);
assertEquals(dt.deserialize(dt.serialize(value)), value);
}
try {
DataType.bigint().serialize(4);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
try {
ByteBuffer badValue = ByteBuffer.allocate(4);
DataType.bigint().deserialize(badValue);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
}
public List<ListenableFuture<ResultSet>> moveTable(String name) throws ExecutionException {
System.out.println("inserting data to destination:" + name);
String query = "select * from " + name;
BoundStatement bs = source.peer.bPrepare(source.session, query);
ResultSet rs = source.session.execute(bs);
ColumnDefinitions defs = rs.getColumnDefinitions();
int ncols = defs.size();
boolean update = false;
for (int i = 0; i < ncols; ++i) {
DataType dt = defs.getType(i);
if (DataType.Name.COUNTER.equals(dt.getName())) {
update = true;
break;
}
}
if (update) {
return moveTableUpdate(name, rs, defs);
} else {
return moveTableInsert(name, rs, defs);
}
}
@Test
public void should_notify_listener_on_cas_error() throws Exception {
// Given
wrapper =
new RegularStatementWrapper(
CompleteBean.class, rs, new Object[] {1}, ONE, NO_LISTENER, NO_SERIAL_CONSISTENCY);
wrapper.invoker = invoker;
when(rs.getQueryString()).thenReturn("INSERT INTO table IF NOT EXISTS");
when(session.execute(rs)).thenReturn(resultSet);
when(resultSet.one()).thenReturn(row);
when(row.getBool(CAS_RESULT_COLUMN)).thenReturn(false);
when(row.getColumnDefinitions()).thenReturn(columnDefinitions);
when(columnDefinitions.iterator().hasNext()).thenReturn(true, true, false);
Definition col1 = buildColumnDef("keyspace", "table", "[applied]", DataType.cboolean());
Definition col2 = buildColumnDef("keyspace", "table", "id", DataType.bigint());
when(columnDefinitions.iterator().next()).thenReturn(col1, col2);
when(invoker.invokeOnRowForType(row, DataType.cboolean().asJavaClass(), "[applied]"))
.thenReturn(false);
when(invoker.invokeOnRowForType(row, DataType.bigint().asJavaClass(), "id")).thenReturn(10L);
AchillesLightWeightTransactionException caughtEx = null;
// When
try {
wrapper.execute(session);
} catch (AchillesLightWeightTransactionException ace) {
caughtEx = ace;
}
// Then
verify(session).execute(rs);
assertThat(caughtEx).isNotNull();
assertThat(caughtEx.operation()).isEqualTo(INSERT);
assertThat(caughtEx.currentValues())
.contains(MapEntry.entry("[applied]", false), MapEntry.entry("id", 10L));
}
private DataType.Name validateName(DataType dataType) {
final DataType.Name name = dataType.getName();
switch (name) {
case BIGINT:
case VARINT:
case INT:
case DECIMAL:
case FLOAT:
case DOUBLE:
case COUNTER:
return name;
}
throw new IllegalArgumentException("Datatype " + dataType + " not a number");
}
/** Test simple statement selects for all collection data types */
@SuppressWarnings("unchecked")
public void collectionSelectTest() throws Throwable {
HashMap<DataType, Object> sampleValueMap;
String execute_string;
DataType typeArgument1;
DataType typeArgument2;
Row row;
for (DataType dataType : COLLECTION_SELECT_STATEMENTS.keySet()) {
execute_string = COLLECTION_SELECT_STATEMENTS.get(dataType);
row = session.execute(execute_string).one();
sampleValueMap = (HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
typeArgument1 = dataType.getTypeArguments().get(0);
if (dataType.getName() == DataType.Name.MAP) {
typeArgument2 = dataType.getTypeArguments().get(1);
// Create a copy of the map that is being expected
HashMap<DataType, Object> sampleMap =
(HashMap<DataType, Object>) sampleValueMap.get(typeArgument1);
Object mapKey = SAMPLE_DATA.get(sampleMap.keySet().iterator().next());
Object mapValue = sampleMap.values().iterator().next();
HashMap<Object, Object> expectedMap = new HashMap<Object, Object>();
expectedMap.put(mapKey, mapValue);
assertEquals(TestUtils.getValue(row, "k", typeArgument2), SAMPLE_DATA.get(typeArgument2));
assertEquals(TestUtils.getValue(row, "v", dataType), expectedMap);
} else {
Object expectedValue = sampleValueMap.get(typeArgument1);
assertEquals(TestUtils.getValue(row, "k", typeArgument1), SAMPLE_DATA.get(typeArgument1));
assertEquals(TestUtils.getValue(row, "v", dataType), expectedValue);
}
}
assertEquals(SAMPLE_COLLECTIONS.size(), 255);
assertEquals(COLLECTION_SELECT_STATEMENTS.keySet().size(), SAMPLE_COLLECTIONS.size());
}
@Test(groups = "long")
public void serializeDeserializeCollectionsTest() {
List<String> l = Arrays.asList("foo", "bar");
DataType dt = DataType.list(DataType.text());
assertEquals(dt.deserialize(dt.serialize(l)), l);
try {
DataType.list(DataType.bigint()).serialize(l);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
}
private static boolean typesEquals(DataType t1, DataType t2) {
if (t1.isCollection() && t2.isCollection()) {
final List<DataType> t1Args = t1.getTypeArguments();
final List<DataType> t2Args = t2.getTypeArguments();
if (t1Args.size() == t2Args.size()) {
boolean eq = true;
for (int i = 0; i < t1Args.size(); i++) {
eq &= typesEquals(t1Args.get(i), t2Args.get(i));
}
return eq;
}
}
final Class<?> jTableCls = t1.asJavaClass();
final Class<?> jColumnCls = t2.asJavaClass();
return Objects.equals(jTableCls, jColumnCls);
}
/** Helper method to generate table names in the form of: DataType_TypeArgument[_TypeArgument] */
private static String helperGenerateTableName(DataType dataType) {
String tableName = dataType.getName().toString();
for (DataType typeArgument : dataType.getTypeArguments()) tableName += "_" + typeArgument;
return tableName;
}
/**
* @param datatype the db datatype
* @param udtValue the udt value
* @param fieldtype1 the field 1 type
* @param fieldtype2 the field 2 type
* @param fieldname the fieldname
* @return the mapped value or <code>null</code>
*/
public <T> Object fromUdtValue(
DataType datatype,
UDTValue udtValue,
Class<?> fieldtype1,
Class<?> fieldtype2,
String fieldname) {
final CodecRegistry codecRegistry = getCodecRegistry();
// build-in type
if (isBuildInType(datatype)) {
final TypeCodec<T> typeCodec = codecRegistry.codecFor(datatype);
try {
if (udtValue.isNull(fieldname)) return null;
return typeCodec.deserialize(udtValue.getBytesUnsafe(fieldname), protocolVersion);
} catch (IllegalArgumentException ex) {
return null;
}
// udt collection
} else if (datatype.isCollection()) {
// set
if (DataType.Name.SET == datatype.getName()) {
return fromUdtValues(
datatype.getTypeArguments().get(0),
ImmutableSet.copyOf(udtValue.getSet(fieldname, UDTValue.class)),
fieldtype2);
// list
} else if (DataType.Name.LIST == datatype.getName()) {
return fromUdtValues(
datatype.getTypeArguments().get(0),
ImmutableList.copyOf(udtValue.getList(fieldname, UDTValue.class)),
fieldtype2);
// map
} else {
if (isBuildInType(datatype.getTypeArguments().get(0))) {
return fromUdtValues(
datatype.getTypeArguments().get(0),
datatype.getTypeArguments().get(1),
ImmutableMap.<Object, Object>copyOf(
udtValue.getMap(fieldname, fieldtype1, UDTValue.class)),
fieldtype1,
fieldtype2);
} else if (isBuildInType(datatype.getTypeArguments().get(1))) {
return fromUdtValues(
datatype.getTypeArguments().get(0),
datatype.getTypeArguments().get(1),
ImmutableMap.<Object, Object>copyOf(
udtValue.getMap(fieldname, UDTValue.class, fieldtype2)),
fieldtype1,
fieldtype2);
} else {
return fromUdtValues(
datatype.getTypeArguments().get(0),
datatype.getTypeArguments().get(1),
ImmutableMap.<Object, Object>copyOf(
udtValue.getMap(fieldname, UDTValue.class, UDTValue.class)),
fieldtype1,
fieldtype2);
}
}
// udt
} else {
return fromUdtValue(datatype, udtValue, fieldtype1);
}
}
/**
* Tests DataType class to ensure data sent in is the same as data received All tests are executed
* via a Simple Statements Counters are the only datatype not tested within the entirety of the
* suite. There is, however, an isolated test case that needs to be implemented. All statements and
* sample data is easily exportable via the print_*() methods.
*/
public class DataTypeTest extends CCMBridge.PerClassSingleNodeCluster {
private static final Set<DataType> DATA_TYPE_PRIMITIVES = DataType.allPrimitiveTypes();
private static final Set<DataType.Name> DATA_TYPE_NON_PRIMITIVE_NAMES =
EnumSet.of(DataType.Name.MAP, DataType.Name.SET, DataType.Name.LIST);
private static final String PRIMITIVE_INSERT_FORMAT =
"INSERT INTO %1$s (k, v) VALUES (%2$s, %2$s);";
private static final String BASIC_SELECT_FORMAT = "SELECT k, v FROM %1$s;";
private static final String COLLECTION_INSERT_FORMAT =
"INSERT INTO %1$s (k, v) VALUES (%2$s, %3$s);";
private static final String MAP_INSERT_FORMAT =
"INSERT INTO %1$s (k, v) VALUES (%3$s, {%2$s: %3$s});";
private static final HashMap<DataType, Object> SAMPLE_DATA = getSampleData();
private static final HashMap<DataType, Object> SAMPLE_COLLECTIONS = getSampleCollections();
private static final Collection<String> PRIMITIVE_INSERT_STATEMENTS =
getPrimitiveInsertStatements();
private static final HashMap<DataType, String> PRIMITIVE_SELECT_STATEMENTS =
getPrimitiveSelectStatements();
private static final Collection<String> COLLECTION_INSERT_STATEMENTS =
getCollectionInsertStatements();
private static final HashMap<DataType, String> COLLECTION_SELECT_STATEMENTS =
getCollectionSelectStatements();
private static boolean exclude(DataType t) {
return t.getName() == DataType.Name.COUNTER;
}
/** Generates the table definitions that will be used in testing */
@Override
protected Collection<String> getTableDefinitions() {
ArrayList<String> tableDefinitions = new ArrayList<String>();
// Create primitive data type definitions
for (DataType dataType : DATA_TYPE_PRIMITIVES) {
if (exclude(dataType)) continue;
tableDefinitions.add(
String.format("CREATE TABLE %1$s (k %2$s PRIMARY KEY, v %1$s)", dataType, dataType));
}
// Create collection data type definitions
for (DataType.Name dataTypeName : DATA_TYPE_NON_PRIMITIVE_NAMES) {
// Create MAP data type definitions
if (dataTypeName == DataType.Name.MAP) {
for (DataType typeArgument1 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument1)) continue;
for (DataType typeArgument2 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument2)) continue;
tableDefinitions.add(
String.format(
"CREATE TABLE %1$s_%2$s_%3$s (k %3$s PRIMARY KEY, v %1$s<%2$s, %3$s>)",
dataTypeName, typeArgument1, typeArgument2));
}
}
// Create SET and LIST data type definitions
} else {
for (DataType typeArgument : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument)) continue;
tableDefinitions.add(
String.format(
"CREATE TABLE %1$s_%2$s (k %2$s PRIMARY KEY, v %1$s<%2$s>)",
dataTypeName, typeArgument));
}
}
}
return tableDefinitions;
}
/** Generates the sample data that will be used in testing */
private static HashMap<DataType, Object> getSampleData() {
HashMap<DataType, Object> sampleData = new HashMap<DataType, Object>();
for (DataType dataType : DATA_TYPE_PRIMITIVES) {
switch (dataType.getName()) {
case ASCII:
sampleData.put(dataType, new String("ascii"));
break;
case BIGINT:
sampleData.put(dataType, Long.MAX_VALUE);
break;
case BLOB:
ByteBuffer bb = ByteBuffer.allocate(58);
bb.putShort((short) 0xCAFE);
bb.flip();
sampleData.put(dataType, bb);
break;
case BOOLEAN:
sampleData.put(dataType, Boolean.TRUE);
break;
case COUNTER:
// Not supported in an insert statement
break;
case DECIMAL:
sampleData.put(dataType, new BigDecimal("12.3E+7"));
break;
case DOUBLE:
sampleData.put(dataType, Double.MAX_VALUE);
break;
case FLOAT:
sampleData.put(dataType, Float.MAX_VALUE);
break;
case INET:
try {
sampleData.put(dataType, InetAddress.getByName("123.123.123.123"));
} catch (java.net.UnknownHostException e) {
}
break;
case INT:
sampleData.put(dataType, Integer.MAX_VALUE);
break;
case TEXT:
sampleData.put(dataType, new String("text"));
break;
case TIMESTAMP:
sampleData.put(dataType, new Date(872835240000L));
break;
case TIMEUUID:
sampleData.put(dataType, UUID.fromString("FE2B4360-28C6-11E2-81C1-0800200C9A66"));
break;
case UUID:
sampleData.put(dataType, UUID.fromString("067e6162-3b6f-4ae2-a171-2470b63dff00"));
break;
case VARCHAR:
sampleData.put(dataType, new String("varchar"));
break;
case VARINT:
sampleData.put(dataType, new BigInteger(Integer.toString(Integer.MAX_VALUE) + "000"));
break;
default:
throw new RuntimeException("Missing handling of " + dataType);
}
}
return sampleData;
}
/** Generates the sample collections that will be used in testing */
private static HashMap<DataType, Object> getSampleCollections() {
HashMap<DataType, Object> sampleCollections = new HashMap<DataType, Object>();
HashMap<DataType, Object> setAndListCollection;
HashMap<DataType, HashMap<DataType, Object>> mapCollection;
for (DataType.Name dataTypeName : DATA_TYPE_NON_PRIMITIVE_NAMES) {
switch (dataTypeName) {
case LIST:
for (DataType typeArgument : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument)) continue;
List<Object> list = new ArrayList<Object>();
for (int i = 0; i < 5; i++) {
list.add(SAMPLE_DATA.get(typeArgument));
}
setAndListCollection = new HashMap<DataType, Object>();
setAndListCollection.put(typeArgument, list);
sampleCollections.put(DataType.list(typeArgument), setAndListCollection);
}
break;
case SET:
for (DataType typeArgument : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument)) continue;
Set<Object> set = new HashSet<Object>();
for (int i = 0; i < 5; i++) {
set.add(SAMPLE_DATA.get(typeArgument));
}
setAndListCollection = new HashMap<DataType, Object>();
setAndListCollection.put(typeArgument, set);
sampleCollections.put(DataType.set(typeArgument), setAndListCollection);
}
break;
case MAP:
for (DataType typeArgument1 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument1)) continue;
for (DataType typeArgument2 : DATA_TYPE_PRIMITIVES) {
if (exclude(typeArgument2)) continue;
HashMap<DataType, Object> map = new HashMap<DataType, Object>();
map.put(typeArgument1, SAMPLE_DATA.get(typeArgument2));
mapCollection = new HashMap<DataType, HashMap<DataType, Object>>();
mapCollection.put(typeArgument1, map);
sampleCollections.put(DataType.map(typeArgument1, typeArgument2), mapCollection);
}
}
break;
default:
throw new RuntimeException("Missing handling of " + dataTypeName);
}
}
return sampleCollections;
}
/** Helper method to stringify SAMPLE_DATA for simple insert statements */
private static String helperStringifiedData(DataType dataType) {
String value = SAMPLE_DATA.get(dataType).toString();
switch (dataType.getName()) {
case BLOB:
value = "0xCAFE";
break;
case INET:
InetAddress v1 = (InetAddress) SAMPLE_DATA.get(dataType);
value = String.format("'%s'", v1.getHostAddress());
break;
case TIMESTAMP:
Date v2 = (Date) SAMPLE_DATA.get(dataType);
value = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(v2);
case ASCII:
case TEXT:
case VARCHAR:
value = String.format("'%s'", value);
break;
default:
break;
}
return value;
}
/** Generates the insert statements that will be used in testing */
private static Collection<String> getPrimitiveInsertStatements() {
ArrayList<String> insertStatements = new ArrayList<String>();
for (DataType dataType : SAMPLE_DATA.keySet()) {
String value = helperStringifiedData(dataType);
insertStatements.add(String.format(PRIMITIVE_INSERT_FORMAT, dataType, value));
}
return insertStatements;
}
/** Generates the select statements that will be used in testing */
private static HashMap<DataType, String> getPrimitiveSelectStatements() {
HashMap<DataType, String> selectStatements = new HashMap<DataType, String>();
for (DataType dataType : SAMPLE_DATA.keySet()) {
selectStatements.put(dataType, String.format(BASIC_SELECT_FORMAT, dataType));
}
return selectStatements;
}
/** Helper method to generate table names in the form of: DataType_TypeArgument[_TypeArgument] */
private static String helperGenerateTableName(DataType dataType) {
String tableName = dataType.getName().toString();
for (DataType typeArgument : dataType.getTypeArguments()) tableName += "_" + typeArgument;
return tableName;
}
/** Generates the insert statements that will be used in testing */
@SuppressWarnings("unchecked")
private static Collection<String> getCollectionInsertStatements() {
ArrayList<String> insertStatements = new ArrayList<String>();
String tableName;
String key;
String value;
for (DataType dataType : SAMPLE_COLLECTIONS.keySet()) {
HashMap<DataType, Object> sampleValueMap =
(HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
// Create tableName in form of: DataType_TypeArgument[_TypeArgument]
tableName = helperGenerateTableName(dataType);
if (dataType.getName() == DataType.Name.MAP) {
List<DataType> typeArgument = dataType.getTypeArguments();
key = helperStringifiedData(typeArgument.get(0));
value = helperStringifiedData(typeArgument.get(1));
insertStatements.add(String.format(MAP_INSERT_FORMAT, tableName, key, value));
} else if (dataType.getName() == DataType.Name.LIST) {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
key = helperStringifiedData(typeArgument);
// Create the value to be a list of the same 5 elements
value = "[";
for (int i = 0; i < 5; i++) value += key + ',';
value = value.substring(0, value.length() - 1) + ']';
insertStatements.add(String.format(COLLECTION_INSERT_FORMAT, tableName, key, value));
} else {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
key = helperStringifiedData(typeArgument);
value = '{' + key + '}';
insertStatements.add(String.format(COLLECTION_INSERT_FORMAT, tableName, key, value));
}
}
return insertStatements;
}
/** Generates the select statements that will be used in testing */
private static HashMap<DataType, String> getCollectionSelectStatements() {
HashMap<DataType, String> selectStatements = new HashMap<DataType, String>();
String tableName;
for (DataType dataType : SAMPLE_COLLECTIONS.keySet()) {
tableName = helperGenerateTableName(dataType);
selectStatements.put(dataType, String.format(BASIC_SELECT_FORMAT, tableName));
}
return selectStatements;
}
/** Test simple statement inserts for all primitive data types */
public void primitiveInsertTest() throws Throwable {
ResultSet rs;
for (String execute_string : PRIMITIVE_INSERT_STATEMENTS) {
rs = session.execute(execute_string);
assertTrue(rs.isExhausted());
}
assertEquals(SAMPLE_DATA.size(), 15);
assertEquals(PRIMITIVE_INSERT_STATEMENTS.size(), SAMPLE_DATA.size());
}
/** Validate simple statement selects for all primitive data types */
public void primitiveSelectTest() throws Throwable {
String execute_string;
Object value;
Row row;
for (DataType dataType : PRIMITIVE_SELECT_STATEMENTS.keySet()) {
execute_string = PRIMITIVE_SELECT_STATEMENTS.get(dataType);
row = session.execute(execute_string).one();
value = SAMPLE_DATA.get(dataType);
assertEquals(TestUtils.getValue(row, "k", dataType), value);
assertEquals(TestUtils.getValue(row, "v", dataType), value);
}
assertEquals(SAMPLE_DATA.size(), 15);
assertEquals(PRIMITIVE_SELECT_STATEMENTS.keySet().size(), SAMPLE_DATA.size());
}
/** Test simple statement inserts and selects for all primitive data types */
@Test(groups = "long")
public void primitiveTests() throws Throwable {
primitiveInsertTest();
primitiveSelectTest();
}
/** Test simple statement inserts for all collection data types */
public void collectionInsertTest() throws Throwable {
ResultSet rs;
for (String execute_string : COLLECTION_INSERT_STATEMENTS) {
rs = session.execute(execute_string);
assertTrue(rs.isExhausted());
}
assertEquals(SAMPLE_COLLECTIONS.size(), 255);
assertEquals(COLLECTION_INSERT_STATEMENTS.size(), SAMPLE_COLLECTIONS.size());
}
/** Test simple statement selects for all collection data types */
@SuppressWarnings("unchecked")
public void collectionSelectTest() throws Throwable {
HashMap<DataType, Object> sampleValueMap;
String execute_string;
DataType typeArgument1;
DataType typeArgument2;
Row row;
for (DataType dataType : COLLECTION_SELECT_STATEMENTS.keySet()) {
execute_string = COLLECTION_SELECT_STATEMENTS.get(dataType);
row = session.execute(execute_string).one();
sampleValueMap = (HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
typeArgument1 = dataType.getTypeArguments().get(0);
if (dataType.getName() == DataType.Name.MAP) {
typeArgument2 = dataType.getTypeArguments().get(1);
// Create a copy of the map that is being expected
HashMap<DataType, Object> sampleMap =
(HashMap<DataType, Object>) sampleValueMap.get(typeArgument1);
Object mapKey = SAMPLE_DATA.get(sampleMap.keySet().iterator().next());
Object mapValue = sampleMap.values().iterator().next();
HashMap<Object, Object> expectedMap = new HashMap<Object, Object>();
expectedMap.put(mapKey, mapValue);
assertEquals(TestUtils.getValue(row, "k", typeArgument2), SAMPLE_DATA.get(typeArgument2));
assertEquals(TestUtils.getValue(row, "v", dataType), expectedMap);
} else {
Object expectedValue = sampleValueMap.get(typeArgument1);
assertEquals(TestUtils.getValue(row, "k", typeArgument1), SAMPLE_DATA.get(typeArgument1));
assertEquals(TestUtils.getValue(row, "v", dataType), expectedValue);
}
}
assertEquals(SAMPLE_COLLECTIONS.size(), 255);
assertEquals(COLLECTION_SELECT_STATEMENTS.keySet().size(), SAMPLE_COLLECTIONS.size());
}
/** Test simple statement inserts and selects for all collection data types */
@Test(groups = "long")
public void collectionTest() throws Throwable {
collectionInsertTest();
collectionSelectTest();
}
// The two following tests a really unit tests, but since the whole uses
// CCMBridge.PerClassSingleNodeCluster, they'll still spawn a cluster even
// you execute only them, so we keep them in the "long" group. We could
// move them in another class but not sure where honestly (one could argue
// that it would make more sense to move all the *other* tests to some
// DataTypeIntegrationTest class).
@Test(groups = "long")
public void serializeDeserializeTest() {
for (DataType dt : DataType.allPrimitiveTypes()) {
if (exclude(dt)) continue;
Object value = TestUtils.getFixedValue(dt);
assertEquals(dt.deserialize(dt.serialize(value)), value);
}
try {
DataType.bigint().serialize(4);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
try {
ByteBuffer badValue = ByteBuffer.allocate(4);
DataType.bigint().deserialize(badValue);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
}
@Test(groups = "long")
public void serializeDeserializeCollectionsTest() {
List<String> l = Arrays.asList("foo", "bar");
DataType dt = DataType.list(DataType.text());
assertEquals(dt.deserialize(dt.serialize(l)), l);
try {
DataType.list(DataType.bigint()).serialize(l);
fail("This should not have worked");
} catch (InvalidTypeException e) {
/* That's what we want */
}
}
/** Prints the table definitions that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printTableDefinitions() {
String objective = "Table Definitions";
System.out.println(String.format("Printing %s...", objective));
// Prints the full list of table definitions
for (String definition : getTableDefinitions()) {
System.out.println(definition);
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the sample data that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printSampleData() {
String objective = "Sample Data";
System.out.println(String.format("Printing %s...", objective));
for (DataType dataType : SAMPLE_DATA.keySet()) {
Object sampleValue = SAMPLE_DATA.get(dataType);
System.out.println(String.format("%1$-10s %2$s", dataType, sampleValue));
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the sample collections that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
@SuppressWarnings("unchecked")
public void printSampleCollections() {
String objective = "Sample Collections";
System.out.println(String.format("Printing %s...", objective));
for (DataType dataType : SAMPLE_COLLECTIONS.keySet()) {
HashMap<DataType, Object> sampleValueMap =
(HashMap<DataType, Object>) SAMPLE_COLLECTIONS.get(dataType);
if (dataType.getName() == DataType.Name.MAP) {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
HashMap<DataType, Object> sampleMap =
(HashMap<DataType, Object>) sampleValueMap.get(typeArgument);
Object mapKey = SAMPLE_DATA.get(typeArgument);
Object mapValue = sampleMap.get(typeArgument);
System.out.println(String.format("%1$-30s {%2$s : %3$s}", dataType, mapKey, mapValue));
} else {
DataType typeArgument = sampleValueMap.keySet().iterator().next();
Object sampleValue = sampleValueMap.get(typeArgument);
System.out.println(String.format("%1$-30s %2$s", dataType, sampleValue));
}
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the simple insert statements that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printPrimitiveInsertStatements() {
String objective = "Primitive Insert Statements";
System.out.println(String.format("Printing %s...", objective));
for (String execute_string : PRIMITIVE_INSERT_STATEMENTS) {
System.out.println(execute_string);
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the simple select statements that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printPrimitiveSelectStatements() {
String objective = "Primitive Select Statements";
System.out.println(String.format("Printing %s...", objective));
for (String execute_string : PRIMITIVE_SELECT_STATEMENTS.values()) {
System.out.println(execute_string);
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the simple insert statements that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printCollectionInsertStatements() {
String objective = "Collection Insert Statements";
System.out.println(String.format("Printing %s...", objective));
for (String execute_string : COLLECTION_INSERT_STATEMENTS) {
System.out.println(execute_string);
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
/** Prints the simple insert statements that will be used in testing (for exporting purposes) */
@Test(groups = "doc")
public void printCollectionSelectStatements() {
String objective = "Collection Select Statements";
System.out.println(String.format("Printing %s...", objective));
for (String execute_string : COLLECTION_SELECT_STATEMENTS.values()) {
System.out.println(execute_string);
}
System.out.println(String.format("\nEnd of %s\n\n", objective));
}
}
@SuppressWarnings("unchecked")
public Object toUdtValue(
Tablename tablename, MetadataCatalog catalog, DataType datatype, Object value) {
// build-in type (will not be converted)
if (isBuildInType(datatype)) {
return value;
// udt collection
} else if (datatype.isCollection()) {
// set
if (DataType.Name.SET == datatype.getName()) {
final DataType elementDataType = datatype.getTypeArguments().get(0);
final Set<Object> udt = Sets.newHashSet();
if (value != null) {
for (Object element : (Set<Object>) value) {
udt.add(toUdtValue(tablename, catalog, elementDataType, element));
}
}
return ImmutableSet.copyOf(udt);
// list
} else if (DataType.Name.LIST == datatype.getName()) {
final DataType elementDataType = datatype.getTypeArguments().get(0);
final List<Object> udt = Lists.newArrayList();
if (value != null) {
for (Object element : (List<Object>) value) {
udt.add(toUdtValue(tablename, catalog, elementDataType, element));
}
}
return ImmutableList.copyOf(udt);
// map
} else {
final DataType keyDataType = datatype.getTypeArguments().get(0);
final DataType valueDataType = datatype.getTypeArguments().get(1);
final Map<Object, Object> udt = Maps.newHashMap();
if (value != null) {
for (Entry<Object, Object> entry : ((Map<Object, Object>) value).entrySet()) {
udt.put(
toUdtValue(tablename, catalog, keyDataType, entry.getKey()),
toUdtValue(tablename, catalog, valueDataType, entry.getValue()));
}
}
return ImmutableMap.copyOf(udt);
}
// udt
} else {
if (value == null) {
return value;
} else {
final UserType usertype =
catalog.getUserType(tablename, ((UserType) datatype).getTypeName());
final UDTValue udtValue = usertype.newValue();
for (Entry<String, Optional<Object>> entry :
beanMapper.toValues(value, ImmutableSet.<String>of()).entrySet()) {
if (!entry.getValue().isPresent()) {
// return null;
udtValue.setToNull(entry.getKey());
continue;
}
final DataType fieldType = usertype.getFieldType(entry.getKey());
Object vl = entry.getValue().get();
if (!isBuildInType(usertype.getFieldType(entry.getKey()))) {
vl = toUdtValue(tablename, catalog, fieldType, vl);
}
final String key = entry.getKey();
udtValue.setBytesUnsafe(key, serialize(fieldType, vl));
}
return udtValue;
}
}
}
private Object getValue(Row row, ColumnMapping mapping, Definition def) {
Object value = null;
if (DataType.text().equals(mapping.type)) {
value = row.getString(def.getName());
} else if (DataType.blob().equals(mapping.type)) {
value = row.getBytes(def.getName());
} else if (DataType.map(DataType.text(), DataType.text()).equals(mapping.type)) {
value = row.getMap(def.getName(), String.class, String.class);
} else if (DataType.cint().equals(mapping.type)) {
value = row.getInt(def.getName());
} else if (DataType.bigint().equals(mapping.type)) {
value = row.getLong(def.getName());
} else if (DataType.timestamp().equals(mapping.type)) {
value = row.getDate(def.getName());
} else if (DataType.blob().equals(mapping.type)) {
value = row.getBytes(def.getName());
} else if (DataType.cdouble().equals(mapping.type)) {
value = row.getBytes(def.getName());
} else if (DataType.cfloat().equals(mapping.type)) {
value = row.getFloat(def.getName());
} else if (DataType.inet().equals(mapping.type)) {
value = row.getInet(def.getName());
} else if (DataType.cboolean().equals(mapping.type)) {
value = row.getBool(def.getName());
} else if (DataType.uuid().equals(mapping.type)) {
value = row.getUUID(def.getName());
}
// what if value is null? primitives won't like this
return value;
}
protected void discoverBeanMethods() {
// break this off?
Class<?> ft = field.getType();
if (String.class.equals(ft)) {
type = DataType.text();
} else if (int.class.equals(ft)) {
type = DataType.cint();
} else if (Integer.class.equals(ft)) {
type = DataType.cint();
} else if (int.class.equals(ft)) {
type = DataType.cint();
} else if (Long.class.equals(ft)) {
type = DataType.bigint();
} else if (long.class.equals(ft)) {
type = DataType.bigint();
} else if (Date.class.equals(ft)) {
type = DataType.timestamp();
} else if (ByteBuffer.class.equals(ft)) {
type = DataType.blob();
} else if (Double.class.equals(ft)) {
type = DataType.cdouble();
} else if (double.class.equals(ft)) {
type = DataType.cdouble();
} else if (Float.class.equals(ft)) {
type = DataType.cfloat();
} else if (float.class.equals(ft)) {
type = DataType.cfloat();
} else if (Boolean.class.equals(ft)) {
type = DataType.cboolean();
}
// how to differentiate type tuuid and uuid
else if (UUID.class.equals(ft)) {
type = DataType.uuid();
}
// java.sql.timestamp is not directly supported
// remove it for now
/*else if (Timestamp.class.equals(ft)) {
type = DataType.timestamp();
}*/ else if (Map.class.isAssignableFrom(ft)) {
type = DataType.map(DataType.text(), DataType.text());
}
// getter and setter find
try {
String getMeth =
"get" + field.getName().substring(0, 1).toUpperCase() + field.getName().substring(1);
String setMeth =
"set" + field.getName().substring(0, 1).toUpperCase() + field.getName().substring(1);
getter = field.getDeclaringClass().getDeclaredMethod(getMeth);
setter = field.getDeclaringClass().getDeclaredMethod(setMeth, field.getType());
} catch (Exception e) {
// TODO some useful stuff: warning of non-conformance to java bean conventions
}
}
private static boolean exclude(DataType t) {
return t.getName() == DataType.Name.COUNTER;
}
@SuppressWarnings("unchecked")
@Override
public <P> Getter<GettableByIndexData, P> newGetter(
Type target, DatastaxColumnKey key, ColumnDefinition<?, ?> columnDefinition) {
Class<?> targetClass = TypeHelper.toClass(target);
if (Date.class.equals(targetClass)) {
return (Getter<GettableByIndexData, P>) new DatastaxDateGetter(key.getIndex());
}
if (boolean.class.equals(targetClass) || Boolean.class.equals(targetClass)) {
return (Getter<GettableByIndexData, P>) new DatastaxBooleanGetter(key.getIndex());
}
if (InetAddress.class.equals(targetClass)) {
return (Getter<GettableByIndexData, P>) new DatastaxInetAddressGetter(key.getIndex());
}
if (TupleValue.class.equals(targetClass)) {
return (Getter<GettableByIndexData, P>) new DatastaxTupleValueGetter(key.getIndex());
}
if (Collection.class.isAssignableFrom(targetClass)) {
Type elementType = TypeHelper.getComponentTypeOfListOrArray(target);
Class<?> dataTypeClass = Object.class;
Class<?> dataTypeElt = null;
DataType dtElt = null;
if (key.getDataType() != null) {
DataType dataType = key.getDataType();
dataTypeClass = dataType.asJavaClass();
if (dataType.isCollection()) {
dtElt = key.getDataType().getTypeArguments().get(0);
dataTypeElt = dtElt.asJavaClass();
}
} else {
dataTypeElt = TypeHelper.toClass(elementType);
}
if (dataTypeElt != null) {
if (TypeHelper.areEquals(elementType, dataTypeElt)) {
if (Set.class.equals(dataTypeClass)) {
if (targetClass.isAssignableFrom(dataTypeClass)) {
return new DatastaxSetGetter(key.getIndex(), TypeHelper.toClass(elementType));
}
}
if (List.class.equals(dataTypeClass)) {
if (targetClass.isAssignableFrom(dataTypeClass)) {
return new DatastaxListGetter(key.getIndex(), TypeHelper.toClass(elementType));
}
}
} else {
Converter<?, ?> converter = getConverter(elementType, dataTypeElt, dtElt);
if (converter != null) {
if (Set.class.equals(dataTypeClass)) {
if (targetClass.isAssignableFrom(dataTypeClass)) {
return new DatastaxSetWithConverterGetter(key.getIndex(), dataTypeElt, converter);
}
}
if (List.class.equals(dataTypeClass)) {
if (targetClass.isAssignableFrom(dataTypeClass)) {
return new DatastaxListWithConverterGetter(key.getIndex(), dataTypeElt, converter);
}
}
}
}
}
}
if (Map.class.equals(targetClass)) {
Tuple2<Type, Type> keyValueTypeOfMap = TypeHelper.getKeyValueTypeOfMap(target);
Class<?> dtKeyType = null;
Class<?> dtValueType = null;
DataType dtKey = null;
DataType dtValue = null;
if (key.getDataType() != null) {
List<DataType> typeArguments = key.getDataType().getTypeArguments();
if (typeArguments.size() == 2) {
dtKey = typeArguments.get(0);
dtKeyType = dtKey.asJavaClass();
dtValue = typeArguments.get(1);
dtValueType = dtValue.asJavaClass();
}
} else {
dtKeyType = TypeHelper.toClass(keyValueTypeOfMap.first());
dtValueType = TypeHelper.toClass(keyValueTypeOfMap.second());
}
if (dtKeyType != null && dtValueType != null) {
if (TypeHelper.areEquals(keyValueTypeOfMap.first(), dtKeyType)
&& TypeHelper.areEquals(keyValueTypeOfMap.second(), dtValueType)) {
return new DatastaxMapGetter(
key.getIndex(),
TypeHelper.toClass(keyValueTypeOfMap.first()),
TypeHelper.toClass(keyValueTypeOfMap.second()));
} else {
Converter<?, ?> keyConverter = getConverter(keyValueTypeOfMap.first(), dtKeyType, dtKey);
Converter<?, ?> valueConverter =
getConverter(keyValueTypeOfMap.second(), dtValueType, dtValue);
if (keyConverter != null && valueConverter != null) {
return new DatastaxMapWithConverterGetter(
key.getIndex(), dtKeyType, dtValueType, keyConverter, valueConverter);
}
}
}
}
if (Tuples.isTuple(target)) {
if (key.getDataType() != null && key.getDataType() instanceof TupleType) {
TupleType tt = (TupleType) key.getDataType();
List<DataType> typeArguments = tt.getTypeArguments();
TypeVariable<? extends Class<?>>[] typeParameters = targetClass.getTypeParameters();
if (typeArguments.size() <= typeParameters.length) {
return (Getter<GettableByIndexData, P>)
DatastaxTupleGetter.newInstance(datastaxMapperFactory, target, tt, key.getIndex());
}
}
}
if (TypeHelper.isEnum(target)) {
final Getter<GettableByIndexData, ? extends Enum> getter =
enumGetter(key, TypeHelper.toClass(target));
if (getter != null) {
return (Getter<GettableByIndexData, P>) getter;
}
}
final GetterFactory<GettableByIndexData, DatastaxColumnKey> rowGetterFactory =
getterFactories.get(targetClass);
if (rowGetterFactory != null) {
return rowGetterFactory.newGetter(target, key, columnDefinition);
}
final Getter<GettableByIndexData, P> getter =
jodaTimeGetterFactory.newGetter(target, key, columnDefinition);
if (getter != null) {
return getter;
}
if (key.getDataType() != null && key.getDataType() instanceof UserType) {
UserType ut = (UserType) key.getDataType();
return (Getter<GettableByIndexData, P>)
DatastaxUDTGetter.newInstance(datastaxMapperFactory, target, ut, key.getIndex());
}
return null;
}
/** Generates the sample data that will be used in testing */
private static HashMap<DataType, Object> getSampleData() {
HashMap<DataType, Object> sampleData = new HashMap<DataType, Object>();
for (DataType dataType : DATA_TYPE_PRIMITIVES) {
switch (dataType.getName()) {
case ASCII:
sampleData.put(dataType, new String("ascii"));
break;
case BIGINT:
sampleData.put(dataType, Long.MAX_VALUE);
break;
case BLOB:
ByteBuffer bb = ByteBuffer.allocate(58);
bb.putShort((short) 0xCAFE);
bb.flip();
sampleData.put(dataType, bb);
break;
case BOOLEAN:
sampleData.put(dataType, Boolean.TRUE);
break;
case COUNTER:
// Not supported in an insert statement
break;
case DECIMAL:
sampleData.put(dataType, new BigDecimal("12.3E+7"));
break;
case DOUBLE:
sampleData.put(dataType, Double.MAX_VALUE);
break;
case FLOAT:
sampleData.put(dataType, Float.MAX_VALUE);
break;
case INET:
try {
sampleData.put(dataType, InetAddress.getByName("123.123.123.123"));
} catch (java.net.UnknownHostException e) {
}
break;
case INT:
sampleData.put(dataType, Integer.MAX_VALUE);
break;
case TEXT:
sampleData.put(dataType, new String("text"));
break;
case TIMESTAMP:
sampleData.put(dataType, new Date(872835240000L));
break;
case TIMEUUID:
sampleData.put(dataType, UUID.fromString("FE2B4360-28C6-11E2-81C1-0800200C9A66"));
break;
case UUID:
sampleData.put(dataType, UUID.fromString("067e6162-3b6f-4ae2-a171-2470b63dff00"));
break;
case VARCHAR:
sampleData.put(dataType, new String("varchar"));
break;
case VARINT:
sampleData.put(dataType, new BigInteger(Integer.toString(Integer.MAX_VALUE) + "000"));
break;
default:
throw new RuntimeException("Missing handling of " + dataType);
}
}
return sampleData;
}
