Examples with AMutableString org.apache.asterix.om.base.AMutableString used on opensource projects

Example 6 with AMutableString

use of org.apache.asterix.om.base.AMutableString in project asterixdb by apache.

the class MetadataNode method createExternalFileSearchTuple.

// This method is used to create a search tuple for external data file since the search tuple has an int value
@SuppressWarnings("unchecked")
public ITupleReference createExternalFileSearchTuple(String dataverseName, String datasetName, int fileNumber) throws HyracksDataException {
    ISerializerDeserializer<AString> stringSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
    ISerializerDeserializer<AInt32> intSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT32);
    AMutableString aString = new AMutableString("");
    ArrayTupleBuilder tupleBuilder = new ArrayTupleBuilder(3);
    //dataverse field
    aString.setValue(dataverseName);
    stringSerde.serialize(aString, tupleBuilder.getDataOutput());
    tupleBuilder.addFieldEndOffset();
    //dataset field
    aString.setValue(datasetName);
    stringSerde.serialize(aString, tupleBuilder.getDataOutput());
    tupleBuilder.addFieldEndOffset();
    //file number field
    intSerde.serialize(new AInt32(fileNumber), tupleBuilder.getDataOutput());
    tupleBuilder.addFieldEndOffset();
    ArrayTupleReference tuple = new ArrayTupleReference();
    tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
    return tuple;
}

Example 7 with AMutableString

use of org.apache.asterix.om.base.AMutableString in project asterixdb by apache.

the class MetadataNode method createTuple.

// TODO: Can use Hyrack's TupleUtils for this, once we switch to a newer
// Hyracks version.
public static ITupleReference createTuple(String... fields) {
    @SuppressWarnings("unchecked") ISerializerDeserializer<AString> stringSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
    AMutableString aString = new AMutableString("");
    ArrayTupleBuilder tupleBuilder = new ArrayTupleBuilder(fields.length);
    for (String s : fields) {
        aString.setValue(s);
        try {
            stringSerde.serialize(aString, tupleBuilder.getDataOutput());
        } catch (HyracksDataException e) {
            // This should never happen
            throw new IllegalStateException("Failed to create search tuple!!!! This should never happen", e);
        }
        tupleBuilder.addFieldEndOffset();
    }
    ArrayTupleReference tuple = new ArrayTupleReference();
    tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
    return tuple;
}

Example 8 with AMutableString

use of org.apache.asterix.om.base.AMutableString in project asterixdb by apache.

the class InternalDatasetDetails method writeDatasetDetailsRecordType.

@Override
public void writeDatasetDetailsRecordType(DataOutput out) throws HyracksDataException {
    IARecordBuilder internalRecordBuilder = new RecordBuilder();
    OrderedListBuilder listBuilder = new OrderedListBuilder();
    ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
    ArrayBackedValueStorage itemValue = new ArrayBackedValueStorage();
    OrderedListBuilder primaryKeyListBuilder = new OrderedListBuilder();
    AOrderedListType stringList = new AOrderedListType(BuiltinType.ASTRING, null);
    AOrderedListType int8List = new AOrderedListType(BuiltinType.AINT8, null);
    AOrderedListType heterogeneousList = new AOrderedListType(BuiltinType.ANY, null);
    internalRecordBuilder.reset(MetadataRecordTypes.INTERNAL_DETAILS_RECORDTYPE);
    AMutableString aString = new AMutableString("");
    AMutableInt8 aInt8 = new AMutableInt8((byte) 0);
    @SuppressWarnings("unchecked") ISerializerDeserializer<ABoolean> booleanSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ABOOLEAN);
    @SuppressWarnings("unchecked") ISerializerDeserializer<AString> stringSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
    @SuppressWarnings("unchecked") ISerializerDeserializer<AInt8> int8Serde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT8);
    // write field 0
    fieldValue.reset();
    aString.setValue(getFileStructure().toString());
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_FILESTRUCTURE_FIELD_INDEX, fieldValue);
    // write field 1
    fieldValue.reset();
    aString.setValue(getPartitioningStrategy().toString());
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_PARTITIONSTRATEGY_FIELD_INDEX, fieldValue);
    // write field 2
    primaryKeyListBuilder.reset((AOrderedListType) MetadataRecordTypes.INTERNAL_DETAILS_RECORDTYPE.getFieldTypes()[MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_PARTITIONKEY_FIELD_INDEX]);
    for (List<String> field : partitioningKeys) {
        listBuilder.reset(stringList);
        for (String subField : field) {
            itemValue.reset();
            aString.setValue(subField);
            stringSerde.serialize(aString, itemValue.getDataOutput());
            listBuilder.addItem(itemValue);
        }
        itemValue.reset();
        listBuilder.write(itemValue.getDataOutput(), true);
        primaryKeyListBuilder.addItem(itemValue);
    }
    fieldValue.reset();
    primaryKeyListBuilder.write(fieldValue.getDataOutput(), true);
    internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_PARTITIONKEY_FIELD_INDEX, fieldValue);
    // write field 3
    primaryKeyListBuilder.reset((AOrderedListType) MetadataRecordTypes.INTERNAL_DETAILS_RECORDTYPE.getFieldTypes()[MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_PRIMARYKEY_FIELD_INDEX]);
    for (List<String> field : primaryKeys) {
        listBuilder.reset(stringList);
        for (String subField : field) {
            itemValue.reset();
            aString.setValue(subField);
            stringSerde.serialize(aString, itemValue.getDataOutput());
            listBuilder.addItem(itemValue);
        }
        itemValue.reset();
        listBuilder.write(itemValue.getDataOutput(), true);
        primaryKeyListBuilder.addItem(itemValue);
    }
    fieldValue.reset();
    primaryKeyListBuilder.write(fieldValue.getDataOutput(), true);
    internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_PRIMARYKEY_FIELD_INDEX, fieldValue);
    // write field 4
    fieldValue.reset();
    ABoolean b = isAutogenerated() ? ABoolean.TRUE : ABoolean.FALSE;
    booleanSerde.serialize(b, fieldValue.getDataOutput());
    internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_AUTOGENERATED_FIELD_INDEX, fieldValue);
    // write filter fields if any
    List<String> filterField = getFilterField();
    if (filterField != null) {
        listBuilder.reset(heterogeneousList);
        ArrayBackedValueStorage nameValue = new ArrayBackedValueStorage();
        nameValue.reset();
        aString.setValue(FILTER_FIELD_NAME);
        stringSerde.serialize(aString, nameValue.getDataOutput());
        for (String field : filterField) {
            itemValue.reset();
            aString.setValue(field);
            stringSerde.serialize(aString, itemValue.getDataOutput());
            listBuilder.addItem(itemValue);
        }
        fieldValue.reset();
        listBuilder.write(fieldValue.getDataOutput(), true);
        internalRecordBuilder.addField(nameValue, fieldValue);
    }
    // write key source indicators if any
    List<Integer> keySourceIndicator = getKeySourceIndicator();
    boolean needSerialization = false;
    if (keySourceIndicator != null) {
        for (int source : keySourceIndicator) {
            if (source != 0) {
                needSerialization = true;
                break;
            }
        }
    }
    if (needSerialization) {
        listBuilder.reset(int8List);
        ArrayBackedValueStorage nameValue = new ArrayBackedValueStorage();
        nameValue.reset();
        aString.setValue(KEY_FILD_SOURCE_INDICATOR_FIELD_NAME);
        stringSerde.serialize(aString, nameValue.getDataOutput());
        for (int source : keySourceIndicator) {
            itemValue.reset();
            aInt8.setValue((byte) source);
            int8Serde.serialize(aInt8, itemValue.getDataOutput());
            listBuilder.addItem(itemValue);
        }
        fieldValue.reset();
        listBuilder.write(fieldValue.getDataOutput(), true);
        internalRecordBuilder.addField(nameValue, fieldValue);
    }
    internalRecordBuilder.write(out, true);
}

Example 9 with AMutableString

use of org.apache.asterix.om.base.AMutableString in project asterixdb by apache.

the class DatasetTupleTranslator method writeDatasetHintRecord.

@SuppressWarnings("unchecked")
protected void writeDatasetHintRecord(String name, String value, DataOutput out) throws HyracksDataException {
    IARecordBuilder propertyRecordBuilder = new RecordBuilder();
    ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
    propertyRecordBuilder.reset(MetadataRecordTypes.DATASET_HINTS_RECORDTYPE);
    AMutableString aString = new AMutableString("");
    ISerializerDeserializer<AString> stringSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
    // write field 0
    fieldValue.reset();
    aString.setValue(name);
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    propertyRecordBuilder.addField(0, fieldValue);
    // write field 1
    fieldValue.reset();
    aString.setValue(value);
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    propertyRecordBuilder.addField(1, fieldValue);
    propertyRecordBuilder.write(out, true);
}

Example 10 with AMutableString

use of org.apache.asterix.om.base.AMutableString in project asterixdb by apache.

the class InternalDatasetDetails method writePropertyTypeRecord.

protected void writePropertyTypeRecord(String name, String value, DataOutput out, ARecordType recordType) throws HyracksDataException {
    IARecordBuilder propertyRecordBuilder = new RecordBuilder();
    ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
    propertyRecordBuilder.reset(recordType);
    AMutableString aString = new AMutableString("");
    @SuppressWarnings("unchecked") ISerializerDeserializer<AString> stringSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ASTRING);
    // write field 0
    fieldValue.reset();
    aString.setValue(name);
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    propertyRecordBuilder.addField(0, fieldValue);
    // write field 1
    fieldValue.reset();
    aString.setValue(value);
    stringSerde.serialize(aString, fieldValue.getDataOutput());
    propertyRecordBuilder.addField(1, fieldValue);
    propertyRecordBuilder.write(out, true);
}