| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.vxquery.runtime.functions.cast; |
| |
| import java.io.DataOutput; |
| |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator; |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory; |
| import org.apache.hyracks.api.context.IHyracksTaskContext; |
| import org.apache.hyracks.api.exceptions.HyracksDataException; |
| import org.apache.hyracks.data.std.api.IPointable; |
| import org.apache.hyracks.data.std.util.ArrayBackedValueStorage; |
| import org.apache.vxquery.datamodel.accessors.TaggedValuePointable; |
| import org.apache.vxquery.datamodel.accessors.TypedPointables; |
| import org.apache.vxquery.datamodel.values.ValueTag; |
| import org.apache.vxquery.exceptions.ErrorCode; |
| import org.apache.vxquery.exceptions.SystemException; |
| import org.apache.vxquery.runtime.functions.type.AbstractTypeScalarEvaluatorFactory; |
| import org.apache.vxquery.types.BuiltinTypeRegistry; |
| import org.apache.vxquery.types.SequenceType; |
| |
| public class CastScalarEvaluatorFactory extends AbstractTypeScalarEvaluatorFactory { |
| private static final long serialVersionUID = 1L; |
| |
| public CastScalarEvaluatorFactory(IScalarEvaluatorFactory[] args) { |
| super(args); |
| } |
| |
| @Override |
| protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args) |
| throws HyracksDataException { |
| return new AbstractTypeScalarEvaluator(args, ctx) { |
| final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage(); |
| final DataOutput dOut = abvs.getDataOutput(); |
| final TypedPointables tp = new TypedPointables(); |
| AbstractCastToOperation aOp = new CastToStringOperation(); |
| |
| @Override |
| protected void evaluate(TaggedValuePointable tvp, IPointable result) throws SystemException { |
| abvs.reset(); |
| int tid = tvp.getTag(); |
| try { |
| switch (tid) { |
| /** |
| * Primitive Datatypes (Alphabetical) |
| */ |
| case ValueTag.XS_ANY_URI_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertAnyURI(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_BASE64_BINARY_TAG: |
| tvp.getValue(tp.binaryp); |
| aOp.convertBase64Binary(tp.binaryp, dOut); |
| break; |
| |
| case ValueTag.XS_BOOLEAN_TAG: |
| tvp.getValue(tp.boolp); |
| aOp.convertBoolean(tp.boolp, dOut); |
| break; |
| |
| case ValueTag.XS_DATE_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertDate(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_DATETIME_TAG: |
| tvp.getValue(tp.datetimep); |
| aOp.convertDatetime(tp.datetimep, dOut); |
| break; |
| |
| case ValueTag.XS_DAY_TIME_DURATION_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertDTDuration(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_DECIMAL_TAG: |
| tvp.getValue(tp.decp); |
| aOp.convertDecimal(tp.decp, dOut); |
| break; |
| |
| case ValueTag.XS_DOUBLE_TAG: |
| tvp.getValue(tp.doublep); |
| aOp.convertDouble(tp.doublep, dOut); |
| break; |
| |
| case ValueTag.XS_DURATION_TAG: |
| tvp.getValue(tp.durationp); |
| aOp.convertDuration(tp.durationp, dOut); |
| break; |
| |
| case ValueTag.XS_FLOAT_TAG: |
| tvp.getValue(tp.floatp); |
| aOp.convertFloat(tp.floatp, dOut); |
| break; |
| |
| case ValueTag.XS_G_DAY_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertGDay(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_G_MONTH_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertGMonth(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_G_MONTH_DAY_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertGMonthDay(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_G_YEAR_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertGYear(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_G_YEAR_MONTH_TAG: |
| tvp.getValue(tp.datep); |
| aOp.convertGYearMonth(tp.datep, dOut); |
| break; |
| |
| case ValueTag.XS_HEX_BINARY_TAG: |
| tvp.getValue(tp.binaryp); |
| aOp.convertHexBinary(tp.binaryp, dOut); |
| break; |
| |
| case ValueTag.XS_INTEGER_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertInteger(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_NOTATION_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertNotation(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_QNAME_TAG: |
| tvp.getValue(tp.qnamep); |
| aOp.convertQName(tp.qnamep, dOut); |
| break; |
| |
| case ValueTag.XS_STRING_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertString(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_TIME_TAG: |
| tvp.getValue(tp.timep); |
| aOp.convertTime(tp.timep, dOut); |
| break; |
| |
| case ValueTag.XS_UNTYPED_ATOMIC_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertUntypedAtomic(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_YEAR_MONTH_DURATION_TAG: |
| tvp.getValue(tp.intp); |
| aOp.convertYMDuration(tp.intp, dOut); |
| break; |
| |
| /** |
| * Derived Numeric Datatypes (Alphabetical) |
| */ |
| case ValueTag.XS_BYTE_TAG: |
| tvp.getValue(tp.bytep); |
| aOp.convertByte(tp.bytep, dOut); |
| break; |
| |
| case ValueTag.XS_INT_TAG: |
| tvp.getValue(tp.intp); |
| aOp.convertInt(tp.intp, dOut); |
| break; |
| |
| case ValueTag.XS_LONG_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertLong(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_NEGATIVE_INTEGER_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertNegativeInteger(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_NON_NEGATIVE_INTEGER_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertNonNegativeInteger(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_NON_POSITIVE_INTEGER_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertNonPositiveInteger(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_POSITIVE_INTEGER_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertPositiveInteger(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_SHORT_TAG: |
| tvp.getValue(tp.shortp); |
| aOp.convertShort(tp.shortp, dOut); |
| break; |
| |
| case ValueTag.XS_UNSIGNED_BYTE_TAG: |
| tvp.getValue(tp.shortp); |
| aOp.convertUnsignedByte(tp.shortp, dOut); |
| break; |
| |
| case ValueTag.XS_UNSIGNED_INT_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertUnsignedInt(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_UNSIGNED_LONG_TAG: |
| tvp.getValue(tp.longp); |
| aOp.convertUnsignedLong(tp.longp, dOut); |
| break; |
| |
| case ValueTag.XS_UNSIGNED_SHORT_TAG: |
| tvp.getValue(tp.intp); |
| aOp.convertUnsignedShort(tp.intp, dOut); |
| break; |
| |
| /** |
| * Derived String Datatypes (Alphabetical) |
| */ |
| case ValueTag.XS_ENTITY_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertEntity(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_ID_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertID(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_IDREF_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertIDREF(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_LANGUAGE_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertIDREF(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_NAME_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertName(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_NCNAME_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertNCName(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_NMTOKEN_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertNMToken(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_NORMALIZED_STRING_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertNormalizedString(tp.utf8sp, dOut); |
| break; |
| |
| case ValueTag.XS_TOKEN_TAG: |
| tvp.getValue(tp.utf8sp); |
| aOp.convertToken(tp.utf8sp, dOut); |
| break; |
| |
| /** |
| * JSON null |
| */ |
| case ValueTag.JS_NULL_TAG: |
| aOp.convertNull(dOut); |
| break; |
| |
| default: |
| throw new SystemException(ErrorCode.XPTY0004); |
| } |
| result.set(abvs.getByteArray(), abvs.getStartOffset(), abvs.getLength()); |
| } catch (SystemException se) { |
| throw se; |
| } catch (Exception e) { |
| throw new SystemException(ErrorCode.SYSE0001, e); |
| } |
| |
| } |
| |
| @Override |
| protected void setSequenceType(SequenceType sType) { |
| if (sType.getItemType() == BuiltinTypeRegistry.XS_ANY_URI) { |
| aOp = new CastToAnyURIOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_BASE64_BINARY) { |
| aOp = new CastToBase64BinaryOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_BOOLEAN) { |
| aOp = new CastToBooleanOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_BYTE) { |
| aOp = new CastToByteOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DATE) { |
| aOp = new CastToDateOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DATETIME) { |
| aOp = new CastToDateTimeOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DAY_TIME_DURATION) { |
| aOp = new CastToDTDurationOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DECIMAL) { |
| aOp = new CastToDecimalOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DOUBLE) { |
| aOp = new CastToDoubleOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_DURATION) { |
| aOp = new CastToDurationOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_ENTITY) { |
| aOp = new CastToEntityOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_FLOAT) { |
| aOp = new CastToFloatOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_G_DAY) { |
| aOp = new CastToGDayOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_G_MONTH) { |
| aOp = new CastToGMonthOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_G_MONTH_DAY) { |
| aOp = new CastToGMonthDayOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_G_YEAR) { |
| aOp = new CastToGYearOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_G_YEAR_MONTH) { |
| aOp = new CastToGYearMonthOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_HEX_BINARY) { |
| aOp = new CastToHexBinaryOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_ID) { |
| aOp = new CastToIDOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_IDREF) { |
| aOp = new CastToIDREFOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_INT) { |
| aOp = new CastToIntOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_INTEGER) { |
| aOp = new CastToIntegerOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_LANGUAGE) { |
| aOp = new CastToLanguageOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_LONG) { |
| aOp = new CastToLongOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NAME) { |
| aOp = new CastToNameOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NCNAME) { |
| aOp = new CastToNCNameOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NEGATIVE_INTEGER) { |
| aOp = new CastToNegativeIntegerOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NMTOKEN) { |
| aOp = new CastToNMTokenOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NON_NEGATIVE_INTEGER) { |
| aOp = new CastToNonNegativeIntegerOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NON_POSITIVE_INTEGER) { |
| aOp = new CastToNonPositiveIntegerOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NORMALIZED_STRING) { |
| aOp = new CastToNormalizedStringOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_NOTATION) { |
| aOp = new CastToNotationOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_POSITIVE_INTEGER) { |
| aOp = new CastToPositiveIntegerOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_QNAME) { |
| aOp = new CastToQNameOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_SHORT) { |
| aOp = new CastToShortOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_STRING) { |
| aOp = new CastToStringOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_TIME) { |
| aOp = new CastToTimeOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_TOKEN) { |
| aOp = new CastToTokenOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_UNTYPED_ATOMIC) { |
| aOp = new CastToUntypedAtomicOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_UNSIGNED_BYTE) { |
| aOp = new CastToUnsignedByteOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_UNSIGNED_INT) { |
| aOp = new CastToUnsignedIntOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_UNSIGNED_LONG) { |
| aOp = new CastToUnsignedLongOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_UNSIGNED_SHORT) { |
| aOp = new CastToUnsignedShortOperation(); |
| } else if (sType.getItemType() == BuiltinTypeRegistry.XS_YEAR_MONTH_DURATION) { |
| aOp = new CastToYMDurationOperation(); |
| } else { |
| aOp = new CastToUntypedAtomicOperation(); |
| } |
| } |
| |
| }; |
| } |
| |
| } |
