Examples with IAType org.apache.asterix.om.types.IAType used on opensource projects

Example 46 with IAType

use of org.apache.asterix.om.types.IAType in project asterixdb by apache.

the class IntroduceEnforcedListTypeRule method rewriteExpressions.

private boolean rewriteExpressions(List<Mutable<ILogicalExpression>> expressions, IVariableTypeEnvironment env) throws AlgebricksException {
    boolean changed = false;
    for (Mutable<ILogicalExpression> exprRef : expressions) {
        ILogicalExpression expr = exprRef.getValue();
        if (expr.getExpressionTag() == LogicalExpressionTag.FUNCTION_CALL) {
            AbstractFunctionCallExpression argFuncExpr = (AbstractFunctionCallExpression) expr;
            IAType exprType = (IAType) env.getType(argFuncExpr);
            if (StaticTypeCastUtil.rewriteListExpr(argFuncExpr, exprType, exprType, env)) {
                TypeCastUtils.resetRequiredAndInputTypes(argFuncExpr);
                changed = true;
            }
        }
    }
    return changed;
}

Example 47 with IAType

use of org.apache.asterix.om.types.IAType in project asterixdb by apache.

the class IndexTupleTranslator method getMetadataEntityFromTuple.

@Override
public Index getMetadataEntityFromTuple(ITupleReference frameTuple) throws MetadataException, HyracksDataException {
    byte[] serRecord = frameTuple.getFieldData(INDEX_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordStartOffset = frameTuple.getFieldStart(INDEX_PAYLOAD_TUPLE_FIELD_INDEX);
    int recordLength = frameTuple.getFieldLength(INDEX_PAYLOAD_TUPLE_FIELD_INDEX);
    ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
    DataInput in = new DataInputStream(stream);
    ARecord rec = recordSerde.deserialize(in);
    String dvName = ((AString) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_DATAVERSENAME_FIELD_INDEX)).getStringValue();
    String dsName = ((AString) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_DATASETNAME_FIELD_INDEX)).getStringValue();
    String indexName = ((AString) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_INDEXNAME_FIELD_INDEX)).getStringValue();
    IndexType indexStructure = IndexType.valueOf(((AString) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_INDEXSTRUCTURE_FIELD_INDEX)).getStringValue());
    IACursor fieldNameCursor = ((AOrderedList) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_SEARCHKEY_FIELD_INDEX)).getCursor();
    List<List<String>> searchKey = new ArrayList<>();
    AOrderedList fieldNameList;
    while (fieldNameCursor.next()) {
        fieldNameList = (AOrderedList) fieldNameCursor.get();
        IACursor nestedFieldNameCursor = (fieldNameList.getCursor());
        List<String> nestedFieldName = new ArrayList<>();
        while (nestedFieldNameCursor.next()) {
            nestedFieldName.add(((AString) nestedFieldNameCursor.get()).getStringValue());
        }
        searchKey.add(nestedFieldName);
    }
    int indexKeyTypeFieldPos = rec.getType().getFieldIndex(INDEX_SEARCHKEY_TYPE_FIELD_NAME);
    IACursor fieldTypeCursor = new ACollectionCursor();
    if (indexKeyTypeFieldPos > 0) {
        fieldTypeCursor = ((AOrderedList) rec.getValueByPos(indexKeyTypeFieldPos)).getCursor();
    }
    List<IAType> searchKeyType = new ArrayList<>(searchKey.size());
    while (fieldTypeCursor.next()) {
        String typeName = ((AString) fieldTypeCursor.get()).getStringValue();
        IAType fieldType = BuiltinTypeMap.getTypeFromTypeName(metadataNode, jobId, dvName, typeName, false);
        searchKeyType.add(fieldType);
    }
    int isEnforcedFieldPos = rec.getType().getFieldIndex(INDEX_ISENFORCED_FIELD_NAME);
    Boolean isEnforcingKeys = false;
    if (isEnforcedFieldPos > 0) {
        isEnforcingKeys = ((ABoolean) rec.getValueByPos(isEnforcedFieldPos)).getBoolean();
    }
    Boolean isPrimaryIndex = ((ABoolean) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_ISPRIMARY_FIELD_INDEX)).getBoolean();
    int pendingOp = ((AInt32) rec.getValueByPos(MetadataRecordTypes.INDEX_ARECORD_PENDINGOP_FIELD_INDEX)).getIntegerValue();
    // Check if there is a gram length as well.
    int gramLength = -1;
    int gramLenPos = rec.getType().getFieldIndex(GRAM_LENGTH_FIELD_NAME);
    if (gramLenPos >= 0) {
        gramLength = ((AInt32) rec.getValueByPos(gramLenPos)).getIntegerValue();
    }
    // Read a field-source-indicator field.
    List<Integer> keyFieldSourceIndicator = new ArrayList<>();
    int keyFieldSourceIndicatorIndex = rec.getType().getFieldIndex(INDEX_SEARCHKEY_SOURCE_INDICATOR_FIELD_NAME);
    if (keyFieldSourceIndicatorIndex >= 0) {
        IACursor cursor = ((AOrderedList) rec.getValueByPos(keyFieldSourceIndicatorIndex)).getCursor();
        while (cursor.next()) {
            keyFieldSourceIndicator.add((int) ((AInt8) cursor.get()).getByteValue());
        }
    } else {
        for (int index = 0; index < searchKey.size(); ++index) {
            keyFieldSourceIndicator.add(0);
        }
    }
    // index key type information is not persisted, thus we extract type information from the record metadata
    if (searchKeyType.isEmpty()) {
        try {
            Dataset dSet = metadataNode.getDataset(jobId, dvName, dsName);
            String datatypeName = dSet.getItemTypeName();
            String datatypeDataverseName = dSet.getItemTypeDataverseName();
            ARecordType recordDt = (ARecordType) metadataNode.getDatatype(jobId, datatypeDataverseName, datatypeName).getDatatype();
            String metatypeName = dSet.getMetaItemTypeName();
            String metatypeDataverseName = dSet.getMetaItemTypeDataverseName();
            ARecordType metaDt = null;
            if (metatypeName != null && metatypeDataverseName != null) {
                metaDt = (ARecordType) metadataNode.getDatatype(jobId, metatypeDataverseName, metatypeName).getDatatype();
            }
            try {
                searchKeyType = KeyFieldTypeUtil.getKeyTypes(recordDt, metaDt, searchKey, keyFieldSourceIndicator);
            } catch (AlgebricksException e) {
                throw new MetadataException(e);
            }
        } catch (RemoteException re) {
            throw HyracksDataException.create(re);
        }
    }
    return new Index(dvName, dsName, indexName, indexStructure, searchKey, keyFieldSourceIndicator, searchKeyType, gramLength, isEnforcingKeys, isPrimaryIndex, pendingOp);
}

Example 48 with IAType

use of org.apache.asterix.om.types.IAType in project asterixdb by apache.

the class DatatypeTupleTranslator method writeRecordType.

private void writeRecordType(Datatype instance, AbstractComplexType type, DataOutput out) throws HyracksDataException {
    ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
    ArrayBackedValueStorage itemValue = new ArrayBackedValueStorage();
    IARecordBuilder recordRecordBuilder = new RecordBuilder();
    IARecordBuilder fieldRecordBuilder = new RecordBuilder();
    ARecordType recType = (ARecordType) type;
    OrderedListBuilder listBuilder = new OrderedListBuilder();
    listBuilder.reset(new AOrderedListType(MetadataRecordTypes.FIELD_RECORDTYPE, null));
    IAType fieldType = null;
    for (int i = 0; i < recType.getFieldNames().length; i++) {
        fieldType = recType.getFieldTypes()[i];
        boolean fieldIsNullable = false;
        if (NonTaggedFormatUtil.isOptional(fieldType)) {
            fieldIsNullable = true;
            fieldType = ((AUnionType) fieldType).getActualType();
        }
        if (fieldType.getTypeTag().isDerivedType()) {
            handleNestedDerivedType(fieldType.getTypeName(), (AbstractComplexType) fieldType, instance, instance.getDataverseName(), instance.getDatatypeName());
        }
        itemValue.reset();
        fieldRecordBuilder.reset(MetadataRecordTypes.FIELD_RECORDTYPE);
        // write field 0
        fieldValue.reset();
        aString.setValue(recType.getFieldNames()[i]);
        stringSerde.serialize(aString, fieldValue.getDataOutput());
        fieldRecordBuilder.addField(MetadataRecordTypes.FIELD_ARECORD_FIELDNAME_FIELD_INDEX, fieldValue);
        // write field 1
        fieldValue.reset();
        aString.setValue(fieldType.getTypeName());
        stringSerde.serialize(aString, fieldValue.getDataOutput());
        fieldRecordBuilder.addField(MetadataRecordTypes.FIELD_ARECORD_FIELDTYPE_FIELD_INDEX, fieldValue);
        // write field 2
        fieldValue.reset();
        booleanSerde.serialize(fieldIsNullable ? ABoolean.TRUE : ABoolean.FALSE, fieldValue.getDataOutput());
        fieldRecordBuilder.addField(MetadataRecordTypes.FIELD_ARECORD_ISNULLABLE_FIELD_INDEX, fieldValue);
        // write record
        fieldRecordBuilder.write(itemValue.getDataOutput(), true);
        // add item to the list of fields
        listBuilder.addItem(itemValue);
    }
    recordRecordBuilder.reset(MetadataRecordTypes.RECORD_RECORDTYPE);
    // write field 0
    fieldValue.reset();
    booleanSerde.serialize(recType.isOpen() ? ABoolean.TRUE : ABoolean.FALSE, fieldValue.getDataOutput());
    recordRecordBuilder.addField(MetadataRecordTypes.RECORDTYPE_ARECORD_ISOPEN_FIELD_INDEX, fieldValue);
    // write field 1
    fieldValue.reset();
    listBuilder.write(fieldValue.getDataOutput(), true);
    recordRecordBuilder.addField(MetadataRecordTypes.RECORDTYPE_ARECORD_FIELDS_FIELD_INDEX, fieldValue);
    // write record
    recordRecordBuilder.write(out, true);
}

Example 49 with IAType

use of org.apache.asterix.om.types.IAType in project asterixdb by apache.

the class DatatypeTupleTranslator method createDataTypeFromARecord.

private Datatype createDataTypeFromARecord(ARecord datatypeRecord) throws MetadataException {
    String dataverseName = ((AString) datatypeRecord.getValueByPos(MetadataRecordTypes.DATATYPE_ARECORD_DATAVERSENAME_FIELD_INDEX)).getStringValue();
    String datatypeName = ((AString) datatypeRecord.getValueByPos(MetadataRecordTypes.DATATYPE_ARECORD_DATATYPENAME_FIELD_INDEX)).getStringValue();
    IAType type = BuiltinTypeMap.getBuiltinType(datatypeName);
    if (type == null) {
        // Derived Type
        ARecord derivedTypeRecord = (ARecord) datatypeRecord.getValueByPos(MetadataRecordTypes.DATATYPE_ARECORD_DERIVED_FIELD_INDEX);
        DerivedTypeTag tag = DerivedTypeTag.valueOf(((AString) derivedTypeRecord.getValueByPos(MetadataRecordTypes.DERIVEDTYPE_ARECORD_TAG_FIELD_INDEX)).getStringValue());
        boolean isAnonymous = ((ABoolean) derivedTypeRecord.getValueByPos(MetadataRecordTypes.DERIVEDTYPE_ARECORD_ISANONYMOUS_FIELD_INDEX)).getBoolean();
        switch(tag) {
            case RECORD:
                {
                    ARecord recordType = (ARecord) derivedTypeRecord.getValueByPos(MetadataRecordTypes.DERIVEDTYPE_ARECORD_RECORD_FIELD_INDEX);
                    boolean isOpen = ((ABoolean) recordType.getValueByPos(MetadataRecordTypes.RECORDTYPE_ARECORD_ISOPEN_FIELD_INDEX)).getBoolean().booleanValue();
                    int numberOfFields = ((AOrderedList) recordType.getValueByPos(MetadataRecordTypes.RECORDTYPE_ARECORD_FIELDS_FIELD_INDEX)).size();
                    IACursor cursor = ((AOrderedList) recordType.getValueByPos(MetadataRecordTypes.RECORDTYPE_ARECORD_FIELDS_FIELD_INDEX)).getCursor();
                    String[] fieldNames = new String[numberOfFields];
                    IAType[] fieldTypes = new IAType[numberOfFields];
                    int fieldId = 0;
                    String fieldTypeName;
                    while (cursor.next()) {
                        ARecord field = (ARecord) cursor.get();
                        fieldNames[fieldId] = ((AString) field.getValueByPos(MetadataRecordTypes.FIELD_ARECORD_FIELDNAME_FIELD_INDEX)).getStringValue();
                        fieldTypeName = ((AString) field.getValueByPos(MetadataRecordTypes.FIELD_ARECORD_FIELDTYPE_FIELD_INDEX)).getStringValue();
                        boolean isNullable = ((ABoolean) field.getValueByPos(MetadataRecordTypes.FIELD_ARECORD_ISNULLABLE_FIELD_INDEX)).getBoolean().booleanValue();
                        fieldTypes[fieldId] = BuiltinTypeMap.getTypeFromTypeName(metadataNode, jobId, dataverseName, fieldTypeName, isNullable);
                        fieldId++;
                    }
                    return new Datatype(dataverseName, datatypeName, new ARecordType(datatypeName, fieldNames, fieldTypes, isOpen), isAnonymous);
                }
            case UNORDEREDLIST:
                {
                    String unorderedlistTypeName = ((AString) derivedTypeRecord.getValueByPos(MetadataRecordTypes.DERIVEDTYPE_ARECORD_UNORDEREDLIST_FIELD_INDEX)).getStringValue();
                    return new Datatype(dataverseName, datatypeName, new AUnorderedListType(BuiltinTypeMap.getTypeFromTypeName(metadataNode, jobId, dataverseName, unorderedlistTypeName, false), datatypeName), isAnonymous);
                }
            case ORDEREDLIST:
                {
                    String orderedlistTypeName = ((AString) derivedTypeRecord.getValueByPos(MetadataRecordTypes.DERIVEDTYPE_ARECORD_ORDEREDLIST_FIELD_INDEX)).getStringValue();
                    return new Datatype(dataverseName, datatypeName, new AOrderedListType(BuiltinTypeMap.getTypeFromTypeName(metadataNode, jobId, dataverseName, orderedlistTypeName, false), datatypeName), isAnonymous);
                }
            default:
                throw new UnsupportedOperationException("Unsupported derived type: " + tag);
        }
    }
    return new Datatype(dataverseName, datatypeName, type, false);
}

Example 50 with IAType

use of org.apache.asterix.om.types.IAType in project asterixdb by apache.

the class DatasetUtil method computeFilterBinaryComparatorFactories.

public static IBinaryComparatorFactory[] computeFilterBinaryComparatorFactories(Dataset dataset, ARecordType itemType, IBinaryComparatorFactoryProvider comparatorFactoryProvider) throws AlgebricksException {
    if (dataset.getDatasetType() == DatasetType.EXTERNAL) {
        return null;
    }
    List<String> filterField = getFilterField(dataset);
    if (filterField == null) {
        return null;
    }
    IBinaryComparatorFactory[] bcfs = new IBinaryComparatorFactory[1];
    IAType type = itemType.getSubFieldType(filterField);
    bcfs[0] = comparatorFactoryProvider.getBinaryComparatorFactory(type, true);
    return bcfs;
}