本文整理汇总了Scala中org.apache.spark.sql.catalyst.expressions.GenericMutableRow类的典型用法代码示例。如果您正苦于以下问题：Scala GenericMutableRow类的具体用法？Scala GenericMutableRow怎么用？Scala GenericMutableRow使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了GenericMutableRow类的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Scala代码示例。
示例1: PointZMUDT
//设置package包名称以及导入依赖的类
package com.esri.udt
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.expressions.GenericMutableRow
import org.apache.spark.sql.types._
class PointZMUDT extends UserDefinedType[PointZMType] {
override def sqlType: DataType = StructType(Seq(
StructField("x", DoubleType, false),
StructField("y", DoubleType, false),
StructField("z", DoubleType, false),
StructField("m", DoubleType, false)
))
override def serialize(obj: Any): InternalRow = {
obj match {
case PointZMType(x, y, z, m) => {
val row = new GenericMutableRow(4)
row.setDouble(0, x)
row.setDouble(1, y)
row.setDouble(2, z)
row.setDouble(3, m)
row
}
}
}
override def deserialize(datum: Any): PointZMType = {
datum match {
case row: InternalRow => PointZMType(row.getDouble(0), row.getDouble(1), row.getDouble(2), row.getDouble(3))
}
}
override def userClass: Class[PointZMType] = classOf[PointZMType]
override def pyUDT: String = "com.esri.udt.PointZMUDT"
override def typeName: String = "pointZM"
override def equals(o: Any): Boolean = {
o match {
case v: PointZMUDT => true
case _ => false
}
}
// see [SPARK-8647], this achieves the needed constant hash code without constant no.
override def hashCode(): Int = classOf[PointZMUDT].getName.hashCode()
override def asNullable: PointZMUDT = this
} 示例2: PointMUDT
//设置package包名称以及导入依赖的类
package com.esri.udt
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.expressions.GenericMutableRow
import org.apache.spark.sql.types._
class PointMUDT extends UserDefinedType[PointMType] {
override def sqlType: DataType = StructType(Seq(
StructField("x", DoubleType, false),
StructField("y", DoubleType, false),
StructField("m", DoubleType, false)
))
override def serialize(obj: Any): InternalRow = {
obj match {
case PointMType(x, y, m) => {
val row = new GenericMutableRow(3)
row.setDouble(0, x)
row.setDouble(1, y)
row.setDouble(2, m)
row
}
}
}
override def deserialize(datum: Any): PointMType = {
datum match {
case row: InternalRow => PointMType(row.getDouble(0), row.getDouble(1), row.getDouble(2))
}
}
override def userClass: Class[PointMType] = classOf[PointMType]
override def pyUDT: String = "com.esri.udt.PointMUDT"
override def typeName: String = "pointM"
override def equals(o: Any): Boolean = {
o match {
case v: PointMUDT => true
case _ => false
}
}
// see [SPARK-8647], this achieves the needed constant hash code without constant no.
override def hashCode(): Int = classOf[PointMUDT].getName.hashCode()
override def asNullable: PointMUDT = this
} 示例3: PointZUDT
//设置package包名称以及导入依赖的类
package com.esri.udt
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.expressions.GenericMutableRow
import org.apache.spark.sql.types._
class PointZUDT extends UserDefinedType[PointZType] {
override def sqlType: DataType = StructType(Seq(
StructField("x", DoubleType, false),
StructField("y", DoubleType, false),
StructField("z", DoubleType, false)
))
override def serialize(obj: Any): InternalRow = {
obj match {
case PointZType(x, y, z) => {
val row = new GenericMutableRow(3)
row.setDouble(0, x)
row.setDouble(1, y)
row.setDouble(2, z)
row
}
}
}
override def deserialize(datum: Any): PointZType = {
datum match {
case row: InternalRow => PointZType(row.getDouble(0), row.getDouble(1), row.getDouble(2))
}
}
override def userClass: Class[PointZType] = classOf[PointZType]
override def pyUDT: String = "com.esri.udt.PointZUDT"
override def typeName: String = "pointZ"
override def equals(o: Any): Boolean = {
o match {
case v: PointZUDT => true
case _ => false
}
}
// see [SPARK-8647], this achieves the needed constant hash code without constant no.
override def hashCode(): Int = classOf[PointZUDT].getName.hashCode()
override def asNullable: PointZUDT = this
} 示例4: PointUDT
//设置package包名称以及导入依赖的类
package com.esri.udt
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.catalyst.expressions.GenericMutableRow
import org.apache.spark.sql.types._
class PointUDT extends UserDefinedType[PointType] {
override def sqlType: DataType = StructType(Seq(
StructField("x", DoubleType, false),
StructField("y", DoubleType, false)
))
override def serialize(obj: Any): InternalRow = {
obj match {
case PointType(x, y) => {
val row = new GenericMutableRow(2)
row.setDouble(0, x)
row.setDouble(1, y)
row
}
}
}
override def deserialize(datum: Any): PointType = {
datum match {
case row: InternalRow => PointType(row.getDouble(0), row.getDouble(1))
}
}
override def userClass: Class[PointType] = classOf[PointType]
override def pyUDT: String = "com.esri.udt.PointUDT"
override def typeName: String = "point"
override def equals(o: Any): Boolean = {
o match {
case v: PointUDT => true
case _ => false
}
}
// see [SPARK-8647], this achieves the needed constant hash code without constant no.
override def hashCode(): Int = classOf[PointUDT].getName.hashCode()
override def asNullable: PointUDT = this
}