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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id:Factory.scala 6853 2006-03-20 16:58:47 +0100 (Mon, 20 Mar 2006) dubochet $
package scala.dbc
package value;
import java.math.BigInteger;
import java.math.BigDecimal;
object Factory {
def create (result: java.sql.ResultSet, index: Int, expectedDataType: DataType): Value = {
expectedDataType.nativeTypeId match {
case DataType.OBJECT =>
new value.Unknown {
val dataType = expectedDataType.asInstanceOf[datatype.Unknown];
val nativeValue: AnyRef = result.getObject(index);
}
case DataType.STRING => {
expectedDataType match {
case t:datatype.Character =>
new value.Character {
val dataType = t;
val nativeValue: String = result.getString(index);
}
case t:datatype.CharacterVarying =>
new value.CharacterVarying {
val dataType = t;
val nativeValue: String = result.getString(index);
}
case t:datatype.CharacterLargeObject =>
new value.CharacterLargeObject {
val dataType = t;
val nativeValue: String = result.getString(index);
}
}
}
case DataType.BOOLEAN =>
new value.Boolean {
val dataType = expectedDataType.asInstanceOf[datatype.Boolean];
val nativeValue: scala.Boolean = result.getBoolean(index);
}
case DataType.FLOAT =>
new value.ApproximateNumeric[Float] {
val dataType = expectedDataType.asInstanceOf[datatype.ApproximateNumeric[Float]];
val nativeValue: Float = result.getFloat(index);
}
case DataType.DOUBLE =>
new value.ApproximateNumeric[Double] {
val dataType = expectedDataType.asInstanceOf[datatype.ApproximateNumeric[Double]];
val nativeValue: Double = result.getDouble(index);
}
case DataType.BYTE =>
new value.ExactNumeric[Byte] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[Byte]];
val nativeValue: Byte = result.getByte(index);
}
case DataType.SHORT =>
new value.ExactNumeric[Short] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[Short]];
val nativeValue: Short = result.getShort(index);
}
case DataType.INT =>
new value.ExactNumeric[Int] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[Int]];
val nativeValue: Int = result.getInt(index);
}
case DataType.LONG =>
new value.ExactNumeric[Long] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[Long]];
val nativeValue:Long = result.getLong(index);
}
case DataType.BIG_INTEGER =>
new value.ExactNumeric[BigInteger] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[BigInteger]];
val nativeValue: BigInteger = result.getBigDecimal(index).unscaledValue();
}
case DataType.BIG_DECIMAL =>
new value.ExactNumeric[BigDecimal] {
val dataType = expectedDataType.asInstanceOf[datatype.ExactNumeric[BigDecimal]];
val nativeValue: BigDecimal = result.getBigDecimal(index);
}
}
}
}
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