Examples with MapType io.prestosql.spi.type.MapType used on opensource projects

Example 6 with MapType

use of io.prestosql.spi.type.MapType in project hetu-core by openlookeng.

the class StructuralTestUtil method mapBlockOf.

public static Block mapBlockOf(Type keyType, Type valueType, Object[] keys, Object[] values) {
    checkArgument(keys.length == values.length, "keys/values must have the same length");
    MapType mapType = mapType(keyType, valueType);
    BlockBuilder blockBuilder = mapType.createBlockBuilder(null, 10);
    BlockBuilder singleMapBlockWriter = blockBuilder.beginBlockEntry();
    for (int i = 0; i < keys.length; i++) {
        Object key = keys[i];
        Object value = values[i];
        appendToBlockBuilder(keyType, key, singleMapBlockWriter);
        appendToBlockBuilder(valueType, value, singleMapBlockWriter);
    }
    blockBuilder.closeEntry();
    return mapType.getObject(blockBuilder, 0);
}

Example 7 with MapType

use of io.prestosql.spi.type.MapType in project hetu-core by openlookeng.

the class JsonToMapCast method specialize.

@Override
public BuiltInScalarFunctionImplementation specialize(BoundVariables boundVariables, int arity, FunctionAndTypeManager functionAndTypeManager) {
    checkArgument(arity == 1, "Expected arity to be 1");
    Type keyType = boundVariables.getTypeVariable("K");
    Type valueType = boundVariables.getTypeVariable("V");
    MapType mapType = (MapType) functionAndTypeManager.getParameterizedType(StandardTypes.MAP, ImmutableList.of(TypeSignatureParameter.of(keyType.getTypeSignature()), TypeSignatureParameter.of(valueType.getTypeSignature())));
    checkCondition(canCastFromJson(mapType), INVALID_CAST_ARGUMENT, "Cannot cast JSON to %s", mapType);
    BlockBuilderAppender keyAppender = createBlockBuilderAppender(mapType.getKeyType());
    BlockBuilderAppender valueAppender = createBlockBuilderAppender(mapType.getValueType());
    MethodHandle methodHandle = METHOD_HANDLE.bindTo(mapType).bindTo(keyAppender).bindTo(valueAppender);
    return new BuiltInScalarFunctionImplementation(true, ImmutableList.of(valueTypeArgumentProperty(RETURN_NULL_ON_NULL)), methodHandle);
}

Example 8 with MapType

use of io.prestosql.spi.type.MapType in project hetu-core by openlookeng.

the class MapConcatFunction method mapConcat.

@UsedByGeneratedCode
public static Block mapConcat(MapType mapType, Object state, Block[] maps) {
    int entries = 0;
    int lastMapIndex = maps.length - 1;
    int firstMapIndex = lastMapIndex;
    for (int i = 0; i < maps.length; i++) {
        entries += maps[i].getPositionCount();
        if (maps[i].getPositionCount() > 0) {
            lastMapIndex = i;
            firstMapIndex = min(firstMapIndex, i);
        }
    }
    if (lastMapIndex == firstMapIndex) {
        return maps[lastMapIndex];
    }
    PageBuilder pageBuilder = (PageBuilder) state;
    if (pageBuilder.isFull()) {
        pageBuilder.reset();
    }
    // TODO: we should move TypedSet into user state as well
    Type keyType = mapType.getKeyType();
    Type valueType = mapType.getValueType();
    TypedSet typedSet = new TypedSet(keyType, entries / 2, FUNCTION_NAME);
    BlockBuilder mapBlockBuilder = pageBuilder.getBlockBuilder(0);
    BlockBuilder blockBuilder = mapBlockBuilder.beginBlockEntry();
    // the last map
    Block map = maps[lastMapIndex];
    for (int i = 0; i < map.getPositionCount(); i += 2) {
        typedSet.add(map, i);
        keyType.appendTo(map, i, blockBuilder);
        valueType.appendTo(map, i + 1, blockBuilder);
    }
    // the map between the last and the first
    for (int idx = lastMapIndex - 1; idx > firstMapIndex; idx--) {
        map = maps[idx];
        for (int i = 0; i < map.getPositionCount(); i += 2) {
            if (!typedSet.contains(map, i)) {
                typedSet.add(map, i);
                keyType.appendTo(map, i, blockBuilder);
                valueType.appendTo(map, i + 1, blockBuilder);
            }
        }
    }
    // the first map
    map = maps[firstMapIndex];
    for (int i = 0; i < map.getPositionCount(); i += 2) {
        if (!typedSet.contains(map, i)) {
            keyType.appendTo(map, i, blockBuilder);
            valueType.appendTo(map, i + 1, blockBuilder);
        }
    }
    mapBlockBuilder.closeEntry();
    pageBuilder.declarePosition();
    return mapType.getObject(mapBlockBuilder, mapBlockBuilder.getPositionCount() - 1);
}

Example 9 with MapType

use of io.prestosql.spi.type.MapType in project hetu-core by openlookeng.

the class MaterializedResult method writeValue.

private static void writeValue(Type type, BlockBuilder blockBuilder, Object value) {
    if (value == null) {
        blockBuilder.appendNull();
    } else if (BIGINT.equals(type)) {
        type.writeLong(blockBuilder, ((Number) value).longValue());
    } else if (INTEGER.equals(type)) {
        type.writeLong(blockBuilder, ((Number) value).intValue());
    } else if (SMALLINT.equals(type)) {
        type.writeLong(blockBuilder, ((Number) value).shortValue());
    } else if (TINYINT.equals(type)) {
        type.writeLong(blockBuilder, ((Number) value).byteValue());
    } else if (REAL.equals(type)) {
        type.writeLong(blockBuilder, (long) floatToRawIntBits(((Number) value).floatValue()));
    } else if (DOUBLE.equals(type)) {
        type.writeDouble(blockBuilder, ((Number) value).doubleValue());
    } else if (BOOLEAN.equals(type)) {
        type.writeBoolean(blockBuilder, (Boolean) value);
    } else if (JSON.equals(type)) {
        type.writeSlice(blockBuilder, Slices.utf8Slice((String) value));
    } else if (type instanceof VarcharType) {
        type.writeSlice(blockBuilder, Slices.utf8Slice((String) value));
    } else if (type instanceof CharType) {
        type.writeSlice(blockBuilder, Slices.utf8Slice((String) value));
    } else if (VARBINARY.equals(type)) {
        type.writeSlice(blockBuilder, Slices.wrappedBuffer((byte[]) value));
    } else if (DATE.equals(type)) {
        int days = ((SqlDate) value).getDays();
        type.writeLong(blockBuilder, days);
    } else if (TIME.equals(type)) {
        SqlTime time = (SqlTime) value;
        if (time.isLegacyTimestamp()) {
            type.writeLong(blockBuilder, time.getMillisUtc());
        } else {
            type.writeLong(blockBuilder, time.getMillis());
        }
    } else if (TIME_WITH_TIME_ZONE.equals(type)) {
        long millisUtc = ((SqlTimeWithTimeZone) value).getMillisUtc();
        TimeZoneKey timeZoneKey = ((SqlTimeWithTimeZone) value).getTimeZoneKey();
        type.writeLong(blockBuilder, packDateTimeWithZone(millisUtc, timeZoneKey));
    } else if (TIMESTAMP.equals(type)) {
        long millisUtc = ((SqlTimestamp) value).getMillis();
        type.writeLong(blockBuilder, millisUtc);
    } else if (TIMESTAMP_WITH_TIME_ZONE.equals(type)) {
        long millisUtc = ((SqlTimestampWithTimeZone) value).getMillisUtc();
        TimeZoneKey timeZoneKey = ((SqlTimestampWithTimeZone) value).getTimeZoneKey();
        type.writeLong(blockBuilder, packDateTimeWithZone(millisUtc, timeZoneKey));
    } else if (ARRAY.equals(type.getTypeSignature().getBase())) {
        List<Object> list = (List<Object>) value;
        Type elementType = ((ArrayType) type).getElementType();
        BlockBuilder arrayBlockBuilder = blockBuilder.beginBlockEntry();
        for (Object element : list) {
            writeValue(elementType, arrayBlockBuilder, element);
        }
        blockBuilder.closeEntry();
    } else if (MAP.equals(type.getTypeSignature().getBase())) {
        Map<Object, Object> map = (Map<Object, Object>) value;
        Type keyType = ((MapType) type).getKeyType();
        Type valueType = ((MapType) type).getValueType();
        BlockBuilder mapBlockBuilder = blockBuilder.beginBlockEntry();
        for (Entry<Object, Object> entry : map.entrySet()) {
            writeValue(keyType, mapBlockBuilder, entry.getKey());
            writeValue(valueType, mapBlockBuilder, entry.getValue());
        }
        blockBuilder.closeEntry();
    } else if (type instanceof RowType) {
        List<Object> row = (List<Object>) value;
        List<Type> fieldTypes = type.getTypeParameters();
        BlockBuilder rowBlockBuilder = blockBuilder.beginBlockEntry();
        for (int field = 0; field < row.size(); field++) {
            writeValue(fieldTypes.get(field), rowBlockBuilder, row.get(field));
        }
        blockBuilder.closeEntry();
    } else {
        throw new IllegalArgumentException("Unsupported type " + type);
    }
}

Example 10 with MapType

use of io.prestosql.spi.type.MapType in project hetu-core by openlookeng.

the class BenchmarkMapCopy method benchmarkMapCopy.

@Benchmark
@OperationsPerInvocation(POSITIONS)
public BlockBuilder benchmarkMapCopy(BenchmarkData data) {
    Block block = data.getDataBlock();
    BlockBuilder blockBuilder = data.getBlockBuilder();
    MapType mapType = mapType(VARCHAR, BIGINT);
    for (int i = 0; i < POSITIONS; i++) {
        mapType.appendTo(block, i, blockBuilder);
    }
    return blockBuilder;
}