wchevreuil commented on code in PR #159: URL: https://github.com/apache/hbase-connectors/pull/159#discussion_r3854783796
########## spark4/hbase-spark4/src/main/scala/org/apache/hadoop/hbase/spark/datasources/NaiveEncoder.scala: ########## @@ -0,0 +1,255 @@ +/* + * 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.hadoop.hbase.spark.datasources + +import org.apache.hadoop.hbase.spark.Logging +import org.apache.hadoop.hbase.spark.datasources.JavaBytesEncoder.JavaBytesEncoder +import org.apache.hadoop.hbase.util.Bytes +import org.apache.spark.sql.types._ +import org.apache.spark.unsafe.types.UTF8String +import org.apache.yetus.audience.InterfaceAudience + [email protected] +class NaiveEncoder extends BytesEncoder with Logging { + var code = 0 + def nextCode: Byte = { + code += 1 + (code - 1).asInstanceOf[Byte] + } + val BooleanEnc: Byte = nextCode + val ShortEnc: Byte = nextCode + val IntEnc: Byte = nextCode + val LongEnc: Byte = nextCode + val FloatEnc: Byte = nextCode + val DoubleEnc: Byte = nextCode + val StringEnc: Byte = nextCode + val BinaryEnc: Byte = nextCode + val TimestampEnc: Byte = nextCode + val UnknownEnc: Byte = nextCode + + override def ranges(in: Any): Option[BoundRanges] = in match { + case a: Integer => + val b = Bytes.toBytes(a) + if (a >= 0) { + Some( + BoundRanges( + Array( + BoundRange(Bytes.toBytes(0: Int), b), + BoundRange(Bytes.toBytes(Integer.MIN_VALUE), Bytes.toBytes(-1: Int))), + Array(BoundRange(b, Bytes.toBytes(Integer.MAX_VALUE))), + b)) + } else { + Some( + BoundRanges( + Array(BoundRange(Bytes.toBytes(Integer.MIN_VALUE), b)), + Array( + BoundRange(b, Bytes.toBytes(-1: Integer)), + BoundRange(Bytes.toBytes(0: Int), Bytes.toBytes(Integer.MAX_VALUE))), + b)) + } + case a: Long => + val b = Bytes.toBytes(a) + if (a >= 0) { + Some( + BoundRanges( + Array( + BoundRange(Bytes.toBytes(0: Long), b), + BoundRange(Bytes.toBytes(Long.MinValue), Bytes.toBytes(-1: Long))), + Array(BoundRange(b, Bytes.toBytes(Long.MaxValue))), + b)) + } else { + Some( + BoundRanges( + Array(BoundRange(Bytes.toBytes(Long.MinValue), b)), + Array( + BoundRange(b, Bytes.toBytes(-1: Long)), + BoundRange(Bytes.toBytes(0: Long), Bytes.toBytes(Long.MaxValue))), + b)) + } + case a: Short => + val b = Bytes.toBytes(a) + if (a >= 0) { + Some( + BoundRanges( + Array( + BoundRange(Bytes.toBytes(0: Short), b), + BoundRange(Bytes.toBytes(Short.MinValue), Bytes.toBytes(-1: Short))), + Array(BoundRange(b, Bytes.toBytes(Short.MaxValue))), + b)) + } else { + Some( + BoundRanges( + Array(BoundRange(Bytes.toBytes(Short.MinValue), b)), + Array( + BoundRange(b, Bytes.toBytes(-1: Short)), + BoundRange(Bytes.toBytes(0: Short), Bytes.toBytes(Short.MaxValue))), + b)) + } + case a: Double => + val b = Bytes.toBytes(a) + if (a >= 0.0f) { + Some( + BoundRanges( + Array( + BoundRange(Bytes.toBytes(0.0d), b), + BoundRange(Bytes.toBytes(-0.0d), Bytes.toBytes(Double.MinValue))), + Array(BoundRange(b, Bytes.toBytes(Double.MaxValue))), + b)) + } else { + Some( + BoundRanges( + Array(BoundRange(b, Bytes.toBytes(Double.MinValue))), + Array( + BoundRange(Bytes.toBytes(-0.0d), b), + BoundRange(Bytes.toBytes(0.0d), Bytes.toBytes(Double.MaxValue))), + b)) + } + case a: Float => + val b = Bytes.toBytes(a) + if (a >= 0.0f) { + Some( + BoundRanges( + Array( + BoundRange(Bytes.toBytes(0.0f), b), + BoundRange(Bytes.toBytes(-0.0f), Bytes.toBytes(Float.MinValue))), + Array(BoundRange(b, Bytes.toBytes(Float.MaxValue))), + b)) + } else { + Some( + BoundRanges( + Array(BoundRange(b, Bytes.toBytes(Float.MinValue))), + Array( + BoundRange(Bytes.toBytes(-0.0f), b), + BoundRange(Bytes.toBytes(0.0f), Bytes.toBytes(Float.MaxValue))), + b)) + } + case a: Array[Byte] => + Some(BoundRanges(Array(BoundRange(bytesMin, a)), Array(BoundRange(a, bytesMax)), a)) + case a: Byte => + val b = Array(a) + Some(BoundRanges(Array(BoundRange(bytesMin, b)), Array(BoundRange(b, bytesMax)), b)) + case a: String => + val b = Bytes.toBytes(a) + Some(BoundRanges(Array(BoundRange(bytesMin, b)), Array(BoundRange(b, bytesMax)), b)) + case a: UTF8String => + val b = a.getBytes + Some(BoundRanges(Array(BoundRange(bytesMin, b)), Array(BoundRange(b, bytesMax)), b)) + case _ => None + } + + def compare(c: Int, ops: JavaBytesEncoder): Boolean = { + ops match { + case JavaBytesEncoder.Greater => c > 0 + case JavaBytesEncoder.GreaterEqual => c >= 0 + case JavaBytesEncoder.Less => c < 0 + case JavaBytesEncoder.LessEqual => c <= 0 + } + } + + override def encode(dt: DataType, value: Any): Array[Byte] = { + dt match { + case BooleanType => + val result = new Array[Byte](Bytes.SIZEOF_BOOLEAN + 1) + result(0) = BooleanEnc + value.asInstanceOf[Boolean] match { + case true => result(1) = (-1: Byte) + case false => result(1) = (0: Byte) + } + result + case ShortType => + val result = new Array[Byte](Bytes.SIZEOF_SHORT + 1) + result(0) = ShortEnc + Bytes.putShort(result, 1, value.asInstanceOf[Short]) + result + case IntegerType => + val result = new Array[Byte](Bytes.SIZEOF_INT + 1) + result(0) = IntEnc + Bytes.putInt(result, 1, value.asInstanceOf[Int]) + result + case LongType | TimestampType => + val result = new Array[Byte](Bytes.SIZEOF_LONG + 1) + result(0) = LongEnc + Bytes.putLong(result, 1, value.asInstanceOf[Long]) + result + case FloatType => + val result = new Array[Byte](Bytes.SIZEOF_FLOAT + 1) + result(0) = FloatEnc + Bytes.putFloat(result, 1, value.asInstanceOf[Float]) + result + case DoubleType => + val result = new Array[Byte](Bytes.SIZEOF_DOUBLE + 1) + result(0) = DoubleEnc + Bytes.putDouble(result, 1, value.asInstanceOf[Double]) + result + case BinaryType => + val v = value.asInstanceOf[Array[Byte]] Review Comment: Yes, this is a bug in the spark3 module. Will include a fix. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
