| /* |
| * 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.asterix.runtime.evaluators.common; |
| |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.asterix.dataflow.data.nontagged.Coordinate; |
| import org.apache.asterix.dataflow.data.nontagged.serde.ACircleSerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.ADoubleSerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.AGeometrySerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.AInt16SerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.AInt32SerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.ALineSerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.APointSerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.APolygonSerializerDeserializer; |
| import org.apache.asterix.dataflow.data.nontagged.serde.ARectangleSerializerDeserializer; |
| import org.apache.asterix.om.functions.BuiltinFunctions; |
| import org.apache.asterix.om.types.ATypeTag; |
| import org.apache.asterix.om.types.EnumDeserializer; |
| import org.apache.asterix.runtime.evaluators.functions.PointableHelper; |
| import org.apache.asterix.runtime.exceptions.TypeMismatchException; |
| import org.apache.hyracks.algebricks.common.exceptions.NotImplementedException; |
| import org.apache.hyracks.algebricks.runtime.base.IEvaluatorContext; |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator; |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory; |
| import org.apache.hyracks.api.exceptions.HyracksDataException; |
| import org.apache.hyracks.data.std.api.IPointable; |
| import org.apache.hyracks.data.std.primitive.VoidPointable; |
| import org.apache.hyracks.data.std.util.ArrayBackedValueStorage; |
| import org.apache.hyracks.dataflow.common.data.accessors.IFrameTupleReference; |
| |
| import com.esri.core.geometry.Envelope; |
| |
| public class CreateMBREvalFactory implements IScalarEvaluatorFactory { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private IScalarEvaluatorFactory recordEvalFactory; |
| private IScalarEvaluatorFactory dimensionEvalFactory; |
| private IScalarEvaluatorFactory coordinateEvalFactory; |
| |
| public CreateMBREvalFactory(IScalarEvaluatorFactory recordEvalFactory, IScalarEvaluatorFactory dimensionEvalFactory, |
| IScalarEvaluatorFactory coordinateEvalFactory) { |
| this.recordEvalFactory = recordEvalFactory; |
| this.dimensionEvalFactory = dimensionEvalFactory; |
| this.coordinateEvalFactory = coordinateEvalFactory; |
| } |
| |
| @Override |
| public IScalarEvaluator createScalarEvaluator(IEvaluatorContext ctx) throws HyracksDataException { |
| return new IScalarEvaluator() { |
| private final ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage(); |
| private final DataOutput out = resultStorage.getDataOutput(); |
| private final IPointable inputArg0 = new VoidPointable(); |
| private final IPointable inputArg1 = new VoidPointable(); |
| private final IPointable inputArg2 = new VoidPointable(); |
| |
| private IScalarEvaluator eval0 = recordEvalFactory.createScalarEvaluator(ctx); |
| private IScalarEvaluator eval1 = dimensionEvalFactory.createScalarEvaluator(ctx); |
| private IScalarEvaluator eval2 = coordinateEvalFactory.createScalarEvaluator(ctx); |
| |
| @Override |
| public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException { |
| eval0.evaluate(tuple, inputArg0); |
| eval1.evaluate(tuple, inputArg1); |
| eval2.evaluate(tuple, inputArg2); |
| |
| if (PointableHelper.checkAndSetMissingOrNull(result, inputArg0, inputArg1, inputArg2)) { |
| return; |
| } |
| |
| byte[] data0 = inputArg0.getByteArray(); |
| byte[] data1 = inputArg1.getByteArray(); |
| byte[] data2 = inputArg2.getByteArray(); |
| int startOffset0 = inputArg0.getStartOffset(); |
| int startOffset1 = inputArg1.getStartOffset(); |
| int startOffset2 = inputArg2.getStartOffset(); |
| |
| try { |
| resultStorage.reset(); |
| if (data0[startOffset0] == ATypeTag.SERIALIZED_MISSING_TYPE_TAG |
| || data1[startOffset1] == ATypeTag.SERIALIZED_MISSING_TYPE_TAG |
| || data2[startOffset2] == ATypeTag.SERIALIZED_MISSING_TYPE_TAG) { |
| out.writeByte(ATypeTag.SERIALIZED_MISSING_TYPE_TAG); |
| result.set(resultStorage); |
| return; |
| } |
| if (data0[startOffset0] == ATypeTag.SERIALIZED_NULL_TYPE_TAG |
| || data1[startOffset1] == ATypeTag.SERIALIZED_NULL_TYPE_TAG |
| || data2[startOffset2] == ATypeTag.SERIALIZED_NULL_TYPE_TAG) { |
| out.writeByte(ATypeTag.SERIALIZED_NULL_TYPE_TAG); |
| result.set(resultStorage); |
| return; |
| } |
| if (data1[startOffset1] != ATypeTag.SERIALIZED_INT32_TYPE_TAG) { |
| throw new TypeMismatchException(BuiltinFunctions.CREATE_MBR, 1, data1[startOffset1], |
| ATypeTag.SERIALIZED_INT32_TYPE_TAG); |
| } |
| int dimension = AInt32SerializerDeserializer.getInt(data1, startOffset1 + 1); |
| |
| if (data2[startOffset2] != ATypeTag.SERIALIZED_INT32_TYPE_TAG) { |
| throw new TypeMismatchException(BuiltinFunctions.CREATE_MBR, 2, data2[startOffset2], |
| ATypeTag.SERIALIZED_INT32_TYPE_TAG); |
| } |
| int coordinate = AInt32SerializerDeserializer.getInt(data2, startOffset2 + 1); |
| double value; |
| if (dimension == 2) { |
| ATypeTag tag = EnumDeserializer.ATYPETAGDESERIALIZER.deserialize(data0[startOffset0]); |
| switch (tag) { |
| case POINT: |
| switch (coordinate) { |
| case 0: // 0 is for min x, 1 is for min y, 2 |
| // for |
| // max x, and 3 for max y |
| case 2: { |
| double x = ADoubleSerializerDeserializer.getDouble(data0, startOffset0 + 1 |
| + APointSerializerDeserializer.getCoordinateOffset(Coordinate.X)); |
| value = x; |
| } |
| break; |
| case 1: |
| case 3: { |
| double y = ADoubleSerializerDeserializer.getDouble(data0, startOffset0 + 1 |
| + APointSerializerDeserializer.getCoordinateOffset(Coordinate.Y)); |
| |
| value = y; |
| } |
| break; |
| default: { |
| throw new NotImplementedException( |
| coordinate + " is not a valid coordinate option"); |
| } |
| } |
| break; |
| case LINE: |
| value = Double.MAX_VALUE; |
| switch (coordinate) { |
| case 0: { |
| value = Double.MAX_VALUE; |
| double startX = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getStartPointCoordinateOffset(Coordinate.X)); |
| double endX = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getEndPointCoordinateOffset(Coordinate.X)); |
| |
| value = Math.min(Math.min(startX, endX), value); |
| } |
| break; |
| case 1: { |
| value = Double.MAX_VALUE; |
| double startY = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getStartPointCoordinateOffset(Coordinate.Y)); |
| double endY = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getEndPointCoordinateOffset(Coordinate.Y)); |
| |
| value = Math.min(Math.min(startY, endY), value); |
| } |
| break; |
| case 2: { |
| value = Double.MIN_VALUE; |
| double startX = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getStartPointCoordinateOffset(Coordinate.X)); |
| double endX = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getEndPointCoordinateOffset(Coordinate.X)); |
| |
| value = Math.max(Math.min(startX, endX), value); |
| } |
| break; |
| case 3: { |
| value = Double.MIN_VALUE; |
| double startY = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getStartPointCoordinateOffset(Coordinate.Y)); |
| double endY = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ALineSerializerDeserializer |
| .getEndPointCoordinateOffset(Coordinate.Y)); |
| |
| value = Math.max(Math.min(startY, endY), value); |
| } |
| break; |
| default: { |
| throw new NotImplementedException( |
| coordinate + " is not a valid coordinate option"); |
| } |
| } |
| break; |
| case POLYGON: |
| int numOfPoints = AInt16SerializerDeserializer.getShort(data0, |
| startOffset0 + 1 + APolygonSerializerDeserializer.getNumberOfPointsOffset()); |
| switch (coordinate) { |
| case 0: { |
| value = Double.MAX_VALUE; |
| for (int i = 0; i < numOfPoints; i++) { |
| double x = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + APolygonSerializerDeserializer |
| .getCoordinateOffset(i, Coordinate.X)); |
| value = Math.min(x, value); |
| } |
| } |
| break; |
| case 1: { |
| value = Double.MAX_VALUE; |
| for (int i = 0; i < numOfPoints; i++) { |
| double y = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + APolygonSerializerDeserializer |
| .getCoordinateOffset(i, Coordinate.Y)); |
| value = Math.min(y, value); |
| } |
| } |
| break; |
| case 2: { |
| value = Double.MIN_VALUE; |
| for (int i = 0; i < numOfPoints; i++) { |
| double x = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + APolygonSerializerDeserializer |
| .getCoordinateOffset(i, Coordinate.X)); |
| value = Math.max(x, value); |
| } |
| } |
| break; |
| case 3: { |
| value = Double.MIN_VALUE; |
| for (int i = 0; i < numOfPoints; i++) { |
| double y = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + APolygonSerializerDeserializer |
| .getCoordinateOffset(i, Coordinate.Y)); |
| value = Math.max(y, value); |
| } |
| } |
| break; |
| default: { |
| throw new NotImplementedException( |
| coordinate + " is not a valid coordinate option"); |
| } |
| } |
| break; |
| case GEOMETRY: |
| Envelope record = new Envelope(); |
| AGeometrySerializerDeserializer.getAGeometryObject(data0, startOffset0 + 1) |
| .getGeometry().getEsriGeometry().queryEnvelope(record); |
| switch (coordinate) { |
| case 0: |
| value = record.getXMin(); |
| break; |
| case 1: |
| value = record.getYMin(); |
| break; |
| case 2: |
| value = record.getXMax(); |
| break; |
| case 3: |
| value = record.getYMax(); |
| break; |
| default: |
| throw new NotImplementedException( |
| coordinate + "is not a valid coordinate option"); |
| } |
| break; |
| case CIRCLE: |
| switch (coordinate) { |
| case 0: { |
| double x = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer |
| .getCenterPointCoordinateOffset(Coordinate.X)); |
| double radius = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer.getRadiusOffset()); |
| value = x - radius; |
| } |
| break; |
| case 1: { |
| double y = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer |
| .getCenterPointCoordinateOffset(Coordinate.Y)); |
| double radius = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer.getRadiusOffset()); |
| |
| value = y - radius; |
| } |
| break; |
| case 2: { |
| double x = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer |
| .getCenterPointCoordinateOffset(Coordinate.X)); |
| double radius = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer.getRadiusOffset()); |
| |
| value = x + radius; |
| } |
| break; |
| case 3: { |
| double y = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer |
| .getCenterPointCoordinateOffset(Coordinate.Y)); |
| double radius = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ACircleSerializerDeserializer.getRadiusOffset()); |
| |
| value = y + radius; |
| } |
| break; |
| default: { |
| throw new NotImplementedException( |
| coordinate + " is not a valid coordinate option"); |
| } |
| } |
| break; |
| case RECTANGLE: |
| switch (coordinate) { |
| case 0: { |
| value = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ARectangleSerializerDeserializer |
| .getBottomLeftCoordinateOffset(Coordinate.X)); |
| } |
| break; |
| case 1: { |
| value = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ARectangleSerializerDeserializer |
| .getBottomLeftCoordinateOffset(Coordinate.Y)); |
| } |
| break; |
| case 2: { |
| value = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ARectangleSerializerDeserializer |
| .getUpperRightCoordinateOffset(Coordinate.X)); |
| } |
| break; |
| case 3: { |
| value = ADoubleSerializerDeserializer.getDouble(data0, |
| startOffset0 + 1 + ARectangleSerializerDeserializer |
| .getUpperRightCoordinateOffset(Coordinate.Y)); |
| } |
| break; |
| default: { |
| throw new NotImplementedException( |
| coordinate + " is not a valid coordinate option"); |
| } |
| } |
| break; |
| default: |
| throw new TypeMismatchException(BuiltinFunctions.CREATE_MBR, 0, data0[startOffset0], |
| ATypeTag.SERIALIZED_POINT_TYPE_TAG, ATypeTag.SERIALIZED_LINE_TYPE_TAG, |
| ATypeTag.SERIALIZED_POLYGON_TYPE_TAG, ATypeTag.SERIALIZED_CIRCLE_TYPE_TAG, |
| ATypeTag.SERIALIZED_RECTANGLE_TYPE_TAG, ATypeTag.SERIALIZED_GEOMETRY_TYPE_TAG); |
| } |
| } else { |
| throw new NotImplementedException(dimension + "D is not supported"); |
| } |
| out.writeByte(ATypeTag.SERIALIZED_DOUBLE_TYPE_TAG); |
| out.writeDouble(value); |
| } catch (IOException e) { |
| throw HyracksDataException.create(e); |
| } |
| result.set(resultStorage); |
| } |
| }; |
| } |
| } |
